Hail Map for Slippery Rock, PA

The Slippery Rock, PA area has had 7 reports of on-the-ground hail by trained spotters, and has been under severe weather warnings 43 times during the past 12 months. Doppler radar has detected hail at or near Slippery Rock, PA on 22 occasions, including 1 occasion during the past year.

Name: Slippery Rock, PA
Where Located: 43.3 miles N of Pittsburgh, PA
Map: Google Map for Slippery Rock, PA
Population: 3625
Housing Units: 1481
More Info: Search Google for Slippery Rock, PA

Hail and Wind Damage Spotted near Slippery Rock, PA

Date / Time Report Details
4/14/2024 9:00 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 9:03 PM EDT The storm which prompted the warning has been covered with a new severe thunderstorm warning. a severe thunderstorm watch remains in effect until 1100 pm edt for western, southwestern and west central pennsylvania.
4/14/2024 8:42 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 8:48 PM EDT At 842 pm edt, a severe thunderstorm was located near new castle, moving east at 50 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to trees and power lines, resulting in some power outages. Locations impacted include, cranberry, new castle, butler, beaver falls, ellwood city, homeacre-lyndora, shanor-northvue, meridian, zelienople, slippery rock, meadowood, oak hills, oakwood, sarver, evans city, mars, new castle northwest, big beaver, saxonburg, and new beaver.
4/14/2024 8:33 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 8:38 PM EDT At 832 pm edt, a severe thunderstorm was located over new castle, moving east at 45 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. Locations impacted include, cranberry, new castle, butler, beaver falls, ellwood city, homeacre-lyndora, shanor-northvue, meridian, zelienople, slippery rock, meadowood, oak hills, oakwood, sarver, evans city, mars, new castle northwest, big beaver, saxonburg, and new beaver.
4/14/2024 8:24 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 8:30 PM EDT At 823 pm edt, severe thunderstorms producing strong wind along an outflow boundary were located along a line extending from near meridian to near freeport to near ford city to 7 miles southeast of kittanning, moving southeast at 45 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. Locations impacted include, indiana, butler, vandergrift, kittanning, ellwood city, homeacre-lyndora, shanor-northvue, meridian, zelienople, slippery rock, ford city, meadowood, oak hills, leechburg, sarver, evans city, freeport, west kittanning, saxonburg, and nixon.
4/14/2024 8:17 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 8:25 PM EDT Svrpbz the national weather service in pittsburgh has issued a * severe thunderstorm warning for, southern mercer county in northwestern pennsylvania, northern beaver county in western pennsylvania, lawrence county in western pennsylvania, butler county in west central pennsylvania, west central armstrong county in west central pennsylvania, southwestern clarion county in west central pennsylvania, * until 900 pm edt. * at 817 pm edt, a severe thunderstorm was located over new castle northwest, or near new castle, moving east at 60 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
4/14/2024 8:05 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 8:07 PM EDT Svrpbz the national weather service in pittsburgh has issued a * severe thunderstorm warning for, southeastern mercer county in northwestern pennsylvania, northeastern beaver county in western pennsylvania, southeastern lawrence county in western pennsylvania, butler county in west central pennsylvania, west central indiana county in west central pennsylvania, southern armstrong county in west central pennsylvania, southwestern clarion county in west central pennsylvania, * until 845 pm edt. * at 805 pm edt, severe thunderstorms were located along a line extending from near ellwood city to near meadowood to near sarver to near kittanning, moving southeast at 45 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
4/14/2024 7:57 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 8:03 PM EDT At 757 pm edt, a severe thunderstorm was located near new castle, moving east at 50 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to trees and power lines, resulting in some power outages. Locations impacted include, new castle, butler, grove city, ellwood city, homeacre-lyndora, shanor-northvue, meridian, slippery rock, meadowood, new wilmington, oak hills, oakwood, new castle northwest, new beaver, nixon, ellport, prospect, chicora, harrisville, and parker.
4/14/2024 7:57 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 8:03 PM EDT the severe thunderstorm warning has been cancelled and is no longer in effect
4/14/2024 7:41 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 7:48 PM EDT At 740 pm edt, a severe thunderstorm was located over new castle, moving east at 45 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to trees and power lines, resulting in some power outages. Locations impacted include, new castle, hermitage, butler, grove city, ellwood city, homeacre-lyndora, shanor-northvue, meridian, slippery rock, meadowood, new wilmington, oak hills, oakwood, new castle northwest, new beaver, pulaski, nixon, ellport, prospect, and bessemer.
4/14/2024 7:28 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 7:35 PM EDT Svrpbz the national weather service in pittsburgh has issued a * severe thunderstorm warning for, northeastern columbiana county in east central ohio, southern mercer county in northwestern pennsylvania, southwestern venango county in northwestern pennsylvania, lawrence county in western pennsylvania, butler county in west central pennsylvania, northwestern armstrong county in west central pennsylvania, western clarion county in west central pennsylvania, * until 815 pm edt. * at 728 pm edt, a severe thunderstorm was located near oakwood, or 7 miles west of new castle, moving east at 50 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
4/14/2024 7:24 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 7:35 PM EDT At 723 pm edt, a severe thunderstorm was located 7 miles northeast of shanor-northvue, or 10 miles northeast of butler, moving east at 50 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. Locations impacted include, grove city, kittanning, rimersburg, homeacre-lyndora, shanor-northvue, slippery rock, new bethlehem, west kittanning, chicora, east brady, harrisville, rural valley, parker, plain grove township, east butler, worthington, dayton, bruin, west hills, and hawthorn.
4/14/2024 7:07 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 7:13 PM EDT Svrpbz the national weather service in pittsburgh has issued a * severe thunderstorm warning for, southeastern mercer county in northwestern pennsylvania, northeastern lawrence county in western pennsylvania, northern butler county in west central pennsylvania, southwestern jefferson county in west central pennsylvania, central armstrong county in west central pennsylvania, southern clarion county in west central pennsylvania, * until 745 pm edt. * at 706 pm edt, a severe thunderstorm was located near slippery rock, or 7 miles south of grove city, moving east at 60 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
4/14/2024 6:36 PM EDT Quarter sized hail reported 4.2 miles NNE of Slippery Rock, PA
4/14/2024 6:32 PM EDT Golf Ball sized hail reported 0.5 miles SSE of Slippery Rock, PA
4/14/2024 6:30 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 6:34 PM EDT At 629 pm edt, a severe thunderstorm was located near slippery rock, or 9 miles south of grove city, moving east at 50 mph (radar indicated). Hazards include golf ball size hail and 70 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. trees snapped and uprooted. power outages can be expected. Locations impacted include, shanor-northvue, slippery rock, chicora, east brady, plain grove township, east butler, worthington, bruin, west hills, west liberty, petrolia, karns city, fairview, west sunbury, hooker, moraine state park, and cooper's lake campground.
4/14/2024 6:27 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 6:31 PM EDT New severe thunderstorm warnings have been issued for portions of this warning area, so this originial warning is being allowed to expire. large hail, damaging wind, and frequent lightning are still expected with the ongoing storms. a severe thunderstorm watch remains in effect until 1100 pm edt for western, northwestern and west central pennsylvania.
4/14/2024 6:25 PM EDT Golf Ball sized hail reported 0.5 miles SSE of Slippery Rock, PA, adjusted time based on radar
4/14/2024 6:21 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 6:26 PM EDT Svrpbz the national weather service in pittsburgh has issued a * severe thunderstorm warning for, south central mercer county in northwestern pennsylvania, northeastern lawrence county in western pennsylvania, central butler county in west central pennsylvania, west central armstrong county in west central pennsylvania, southwestern clarion county in west central pennsylvania, * until 700 pm edt. * at 621 pm edt, a severe thunderstorm was located near slippery rock, or 7 miles southwest of grove city, moving east at 50 mph (radar indicated). Hazards include golf ball size hail and 70 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. trees snapped and uprooted. Power outages can be expected.
4/14/2024 6:18 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 6:25 PM EDT the severe thunderstorm warning has been cancelled and is no longer in effect
4/14/2024 6:11 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 6:16 PM EDT Svrpbz the national weather service in pittsburgh has issued a * severe thunderstorm warning for, southeastern mercer county in northwestern pennsylvania, southwestern venango county in northwestern pennsylvania, northeastern lawrence county in western pennsylvania, northern butler county in west central pennsylvania, northeastern indiana county in west central pennsylvania, jefferson county in west central pennsylvania, armstrong county in west central pennsylvania, southern clarion county in west central pennsylvania, * until 700 pm edt. * at 611 pm edt, severe thunderstorms were located along a line extending from near rockton to new castle northwest, moving southeast at 65 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
4/14/2024 6:09 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 6:12 PM EDT the severe thunderstorm warning has been cancelled and is no longer in effect
4/14/2024 6:09 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 6:12 PM EDT At 608 pm edt, severe thunderstorms were located along a line extending from penfield to near rimersburg to 7 miles east of new wilmington, moving east at 65 mph (radar indicated). Hazards include 65 mph wind gusts and half dollar size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. Locations impacted include, new castle, hermitage, sharon, grove city, clarion, brookville, knox, rimersburg, farrell, slippery rock, reynoldsville, new wilmington, oakwood, brockway, new bethlehem, new castle northwest, mercer, pulaski, sykesville, and falls creek.
4/14/2024 5:54 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 6:00 PM EDT At 554 pm edt, severe thunderstorms were located along a line extending from near brockway to 13 miles southwest of knox to near new wilmington, moving east at 45 mph (radar indicated). Hazards include 65 mph wind gusts and half dollar size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. Locations impacted include, new castle, hermitage, sharon, grove city, clarion, sharpsville, brookville, knox, rimersburg, farrell, slippery rock, reynoldsville, new wilmington, oakwood, brockway, new bethlehem, new castle northwest, mercer, pulaski, and sykesville.
4/14/2024 5:39 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2024 5:45 PM EDT Svrpbz the national weather service in pittsburgh has issued a * severe thunderstorm warning for, southern mercer county in northwestern pennsylvania, southern venango county in northwestern pennsylvania, northern lawrence county in western pennsylvania, northern butler county in west central pennsylvania, jefferson county in west central pennsylvania, northern armstrong county in west central pennsylvania, clarion county in west central pennsylvania, south central forest county in northwestern pennsylvania, * until 630 pm edt. * at 539 pm edt, severe thunderstorms were located along a line extending from 8 miles west of portland mills to 12 miles south of franklin to hermitage, moving east at 65 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
3/14/2024 9:56 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 3/14/2024 10:45 PM EDT Svrpbz the national weather service in pittsburgh has issued a * severe thunderstorm warning for, east central columbiana county in east central ohio, northern beaver county in western pennsylvania, southern lawrence county in western pennsylvania, butler county in west central pennsylvania, west central armstrong county in west central pennsylvania, * until 1045 pm edt. * at 956 pm edt, a severe thunderstorm was located near beaver falls, moving east at 55 mph (radar indicated). Hazards include quarter size hail. minor damage to vehicles is possible
8/25/2023 1:56 AM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 8/25/2023 1:58 AM EDT The severe thunderstorm warning for southeastern mercer, venango, northeastern lawrence, northern butler, northwestern jefferson, northwestern armstrong, clarion and forest counties will expire at 200 am edt, the storms which prompted the warning have moved out of the area. therefore, the warning will be allowed to expire. a severe thunderstorm watch remains in effect until 300 am edt for western and northwestern pennsylvania.
8/25/2023 1:11 AM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 8/25/2023 1:19 AM EDT At 111 am edt, severe thunderstorms were located along a line extending from 7 miles southeast of guys mills to near grove city to near new castle, moving east at 55 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
7/20/2023 9:30 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/21/2023 7:03 AM EDT At 929 pm edt, severe thunderstorms were located along a line extending from kittanning to zelienople to beaver, moving southeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, pittsburgh, penn hills, mount lebanon, ross township, mccandless township, monroeville, cranberry, moon township, new castle, butler, franklin park, aliquippa, beaver falls, monaca, vandergrift, east palestine, kittanning, apollo, shaler township, and plum. hail threat, radar indicated max hail size, <. 75 in wind threat, observed max wind gust, 60 mph.
7/20/2023 9:30 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/21/2023 7:04 AM EDT At 929 pm edt, severe thunderstorms were located along a line extending from kittanning to zelienople to beaver, moving southeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, pittsburgh, penn hills, mount lebanon, ross township, mccandless township, monroeville, cranberry, moon township, new castle, butler, franklin park, aliquippa, beaver falls, monaca, vandergrift, east palestine, kittanning, apollo, shaler township, and plum. hail threat, radar indicated max hail size, <. 75 in wind threat, observed max wind gust, 60 mph.
7/20/2023 9:12 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/21/2023 7:22 AM EDT At 911 pm edt, severe thunderstorms were located along a line extending from 8 miles northwest of kittanning to near ellwood city to near beaver falls, moving southeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
7/20/2023 9:12 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/21/2023 7:21 AM EDT At 911 pm edt, severe thunderstorms were located along a line extending from 8 miles northwest of kittanning to near ellwood city to near beaver falls, moving southeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
7/20/2023 9:01 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/21/2023 7:43 AM EDT At 858 pm edt, severe thunderstorms were located along a line extending from 8 miles west of rimersburg to meadowood to ellwood city, moving southeast at 35 mph (law enforcement reported widespread trees down and power outages). Hazards include 70 mph wind gusts. Trees snapped and uprooted. power outages can be expected. locations impacted include, cranberry, new castle, hermitage, butler, beaver falls, grove city, monaca, east palestine, rimersburg, ellwood city, homeacre-lyndora, new brighton, shanor-northvue, beaver, meridian, zelienople, rochester, slippery rock, seven fields, and meadowood. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, <. 75 in wind threat, observed max wind gust, 70 mph.
7/20/2023 9:01 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/21/2023 7:44 AM EDT At 858 pm edt, severe thunderstorms were located along a line extending from 8 miles west of rimersburg to meadowood to ellwood city, moving southeast at 35 mph (law enforcement reported widespread trees down and power outages). Hazards include 70 mph wind gusts. Trees snapped and uprooted. power outages can be expected. locations impacted include, cranberry, new castle, hermitage, butler, beaver falls, grove city, monaca, east palestine, rimersburg, ellwood city, homeacre-lyndora, new brighton, shanor-northvue, beaver, meridian, zelienople, rochester, slippery rock, seven fields, and meadowood. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, <. 75 in wind threat, observed max wind gust, 70 mph.
7/20/2023 8:42 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/21/2023 8:39 AM EDT At 841 pm edt, severe thunderstorms were located along a line extending from 14 miles northeast of slippery rock to near shanor-northvue to near oakwood, moving southeast at 35 mph (radar indicated). Hazards include 70 mph wind gusts and penny size hail. Trees snapped and uprooted. power outages can be expected. locations impacted include, cranberry, new castle, hermitage, butler, beaver falls, grove city, monaca, east palestine, rimersburg, ellwood city, homeacre-lyndora, new brighton, shanor-northvue, beaver, meridian, zelienople, rochester, slippery rock, seven fields, and meadowood. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 0. 75 in wind threat, observed max wind gust, 70 mph.
7/20/2023 8:42 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/21/2023 8:40 AM EDT At 841 pm edt, severe thunderstorms were located along a line extending from 14 miles northeast of slippery rock to near shanor-northvue to near oakwood, moving southeast at 35 mph (radar indicated). Hazards include 70 mph wind gusts and penny size hail. Trees snapped and uprooted. power outages can be expected. locations impacted include, cranberry, new castle, hermitage, butler, beaver falls, grove city, monaca, east palestine, rimersburg, ellwood city, homeacre-lyndora, new brighton, shanor-northvue, beaver, meridian, zelienople, rochester, slippery rock, seven fields, and meadowood. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 0. 75 in wind threat, observed max wind gust, 70 mph.
7/20/2023 8:27 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/20/2023 8:39 PM EDT The severe thunderstorm warning for mercer, venango, lawrence, northern butler, northern jefferson, northwestern armstrong, clarion and forest counties will expire at 830 pm edt, the storms which prompted the warning have moved out of portions of the area. therefore, the warning will be allowed to expire. a new warning covers the new threat. a severe thunderstorm watch remains in effect until 300 am edt for east central ohio, and western, northwestern and west central pennsylvania.
7/20/2023 8:24 PM EDT Report of multiple trees and power lines down in area. time estimated based on rada in butler county PA, 0.5 miles SSE of Slippery Rock, PA
7/20/2023 8:22 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/20/2023 8:40 PM EDT At 820 pm edt, severe thunderstorms were located along a line extending from 10 miles northeast of grove city to 6 miles west of slippery rock to campbell, moving southeast at 35 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. trees snapped and uprooted. Power outages can be expected.
7/20/2023 8:22 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/20/2023 8:41 PM EDT At 820 pm edt, severe thunderstorms were located along a line extending from 10 miles northeast of grove city to 6 miles west of slippery rock to campbell, moving southeast at 35 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. trees snapped and uprooted. Power outages can be expected.
7/20/2023 8:02 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/20/2023 8:29 PM EDT At 801 pm edt, severe thunderstorms were located along a line extending from near james city to 8 miles north of knox to near new wilmington, moving east at 60 mph (law enforcement reported trees down in mercer county). Hazards include 70 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. trees snapped and uprooted. power outages can be expected. locations impacted include, new castle, hermitage, sharon, butler, oil city, grove city, franklin, clarion, sharpsville, brookville, marienville, knox, rimersburg, ellwood city, homeacre-lyndora, greenville, sugarcreek, farrell, shanor-northvue, and meridian. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 70 mph.
7/20/2023 7:56 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/21/2023 9:34 AM EDT At 755 pm edt, severe thunderstorms were located along a line extending from near sheffield to 6 miles southeast of oil city to near farrell, moving east at 60 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. trees snapped and uprooted. power outages can be expected. locations impacted include, new castle, hermitage, sharon, butler, oil city, grove city, franklin, clarion, sharpsville, brookville, marienville, knox, rimersburg, ellwood city, homeacre-lyndora, greenville, sugarcreek, farrell, shanor-northvue, and meridian. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 70 mph.
7/20/2023 7:42 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/21/2023 9:35 AM EDT The severe thunderstorm warning for mercer, venango, lawrence, northwestern butler and western forest counties will expire at 745 pm edt, the warning will be allowed to expire, however a new warning is in effect. gusty winds and large hail are still possible with these thunderstorms. a severe thunderstorm watch remains in effect until 300 am edt for east central ohio, and western, northwestern and west central pennsylvania. remember, a severe thunderstorm warning still remains in effect for northwest pennsylvania.
7/20/2023 7:40 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/21/2023 9:35 AM EDT At 740 pm edt, severe thunderstorms were located along a line extending from near chapman state park to sugarcreek to vienna center, moving east at 60 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
7/20/2023 7:27 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/20/2023 8:00 PM EDT At 726 pm edt, severe thunderstorms were located along a line extending from near riceville to 10 miles south of guys mills to near canfield, moving east at 45 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. locations impacted include, new castle, hermitage, sharon, oil city, grove city, franklin, sharpsville, greenville, sugarcreek, farrell, slippery rock, new wilmington, oakwood, new castle northwest, tionesta, mercer, new beaver, pulaski, hasson heights, and bessemer. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, 60 mph.
7/20/2023 7:25 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/20/2023 8:01 PM EDT At 725 pm edt, severe thunderstorms were located along a line extending from near riceville to 10 miles south of guys mills to near canfield, moving southeast at 45 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, new castle, hermitage, sharon, oil city, grove city, franklin, sharpsville, greenville, sugarcreek, farrell, slippery rock, new wilmington, oakwood, new castle northwest, tionesta, mercer, new beaver, pulaski, hasson heights, and bessemer. hail threat, radar indicated max hail size, 0. 75 in wind threat, radar indicated max wind gust, 60 mph.
7/20/2023 7:04 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/20/2023 7:27 PM EDT At 704 pm edt, severe thunderstorms were located along a line extending from near waterford to near harmonsburg to near garrettsville, moving southeast at 45 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. locations impacted include, new castle, hermitage, sharon, oil city, grove city, franklin, sharpsville, greenville, sugarcreek, farrell, slippery rock, new wilmington, oakwood, new castle northwest, tionesta, mercer, new beaver, pulaski, hasson heights, and bessemer. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
7/20/2023 6:51 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/20/2023 7:13 PM EDT At 650 pm edt, severe thunderstorms were located along a line extending from near erie to 7 miles north of harmonsburg to near garrettsville, moving southeast at 45 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. expect damage to trees and power lines, resulting in some power outages
4/1/2023 1:34 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/1/2023 1:46 PM EDT At 134 pm edt, severe thunderstorms were located along a line extending from 10 miles southeast of atlantic to sewickley, moving east at 65 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
3/25/2023 3:17 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 3/25/2023 3:20 PM EDT At 316 pm edt, a severe thunderstorm was located near meadville, moving northeast at 65 mph (911 call center). Hazards include 60 mph wind gusts. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, grove city, franklin, greenville, sugarcreek, slippery rock, mercer, stoneboro, polk, plain grove township, sandy lake, clark, and fredonia. hail threat, radar indicated max hail size, 0. 75 in wind threat, radar indicated max wind gust, 60 mph.
3/25/2023 3:10 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 3/25/2023 3:14 PM EDT At 310 pm edt, a severe thunderstorm was located near atlantic, or 11 miles south of meadville, moving northeast at 65 mph (911 call center). Hazards include 60 mph wind gusts and penny size hail. expect damage to trees and power lines, resulting in some power outages
3/23/2023 4:56 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 3/23/2023 5:05 PM EDT The severe thunderstorm warning for southern mercer, northern lawrence and northwestern butler counties will expire at 500 pm edt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however small hail is still possible with this thunderstorm.
3/23/2023 4:42 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 3/23/2023 4:47 PM EDT At 441 pm edt, a severe thunderstorm was located near new wilmington, or 7 miles northeast of new castle, moving east at 75 mph. half inch hail has been reported in new bedford, pa as of 0440 pm (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
3/23/2023 4:30 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 3/23/2023 4:34 PM EDT At 429 pm edt, a severe thunderstorm was located over maplewood park, or near youngstown, moving east at 75 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. half inch diameter hail has been reported with this storm in youngstown, ohio at 0430 pm. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
9/25/2022 2:19 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/19/2022 7:40 AM EDT At 219 pm edt, a severe thunderstorm was located near shanor-northvue, or 9 miles northwest of butler, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
9/22/2022 1:36 AM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/19/2022 11:18 AM EDT The severe thunderstorm warning for mercer, southwestern venango, northern lawrence and northwestern butler counties will expire at 145 am edt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however small hail, gusty winds and heavy rain are still possible with this thunderstorm.
9/22/2022 1:26 AM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/19/2022 11:19 AM EDT At 126 am edt, a severe thunderstorm was located 9 miles north of grove city, moving east at 50 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, hermitage, grove city, franklin, greenville, slippery rock, new wilmington, mercer, pulaski, stoneboro, new bedford, harrisville, and west middlesex. hail threat, radar indicated max hail size, 0. 88 in wind threat, radar indicated max wind gust, 60 mph.
9/22/2022 1:10 AM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/19/2022 11:20 AM EDT At 110 am edt, a severe thunderstorm was located near hermitage, moving east at 50 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, hermitage, sharon, grove city, franklin, sharpsville, greenville, farrell, slippery rock, new wilmington, mercer, pulaski, and stoneboro. hail threat, radar indicated max hail size, 0. 88 in wind threat, radar indicated max wind gust, 60 mph.
9/22/2022 12:58 AM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/19/2022 11:21 AM EDT At 1258 am edt, a severe thunderstorm was located near sharon, moving east at 50 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. expect damage to trees and power lines, resulting in some power outages
8/4/2022 1:51 PM EDT Multiple trees and power poles down along sr108 ne of slippery roc in butler county PA, 2.2 miles SW of Slippery Rock, PA
8/4/2022 1:51 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/25/2022 12:45 PM EDT At 151 pm edt, a severe thunderstorm was located over slippery rock, or near grove city, moving east at 20 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
7/25/2022 3:22 AM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/28/2022 7:57 PM EDT The severe thunderstorm warning for northeastern columbiana, southern mercer, southwestern venango, lawrence, northern butler, northwestern armstrong and southwestern clarion counties will expire at 330 am edt, the storm which prompted the warning has weakened below severe limits, and has exited the warned area. therefore, the warning will be allowed to expire. however heavy rain is still possible with this thunderstorm. a tornado watch remains in effect until 700 am edt for east central ohio, and western, northwestern and west central pennsylvania. remember, a tornado warning still remains in effect.
7/25/2022 3:22 AM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/28/2022 7:56 PM EDT The severe thunderstorm warning for northeastern columbiana, southern mercer, southwestern venango, lawrence, northern butler, northwestern armstrong and southwestern clarion counties will expire at 330 am edt, the storm which prompted the warning has weakened below severe limits, and has exited the warned area. therefore, the warning will be allowed to expire. however heavy rain is still possible with this thunderstorm. a tornado watch remains in effect until 700 am edt for east central ohio, and western, northwestern and west central pennsylvania. remember, a tornado warning still remains in effect.
7/25/2022 2:23 AM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/28/2022 8:11 PM EDT At 223 am edt, a severe thunderstorm was located over boardman, or near youngstown, moving east at 45 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
7/25/2022 2:23 AM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/28/2022 8:10 PM EDT At 223 am edt, a severe thunderstorm was located over boardman, or near youngstown, moving east at 45 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
7/24/2022 7:41 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/29/2022 1:29 AM EDT At 741 pm edt, a severe thunderstorm was located near slippery rock, or 12 miles south of grove city, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
7/24/2022 7:27 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/29/2022 1:51 AM EDT The severe thunderstorm warning for south central mercer, north central beaver, lawrence and northwestern butler counties will expire at 730 pm edt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however gusty winds are still possible with this thunderstorm.
7/24/2022 7:20 PM EDT Trees down. time estimated on rada in butler county PA, 0.5 miles SSE of Slippery Rock, PA
7/24/2022 7:15 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/29/2022 2:04 AM EDT At 715 pm edt, a severe thunderstorm was located over new castle northwest, or over new castle, moving northeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. locations impacted include, new castle, ellwood city, slippery rock, new wilmington, oakwood, new castle northwest, big beaver, new beaver, bessemer, plain grove township, koppel, and wampum. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
7/24/2022 6:58 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/29/2022 2:21 AM EDT At 658 pm edt, a severe thunderstorm was located near east palestine, moving northeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
7/24/2022 6:58 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/29/2022 2:21 AM EDT At 658 pm edt, a severe thunderstorm was located near east palestine, moving northeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
6/1/2022 7:39 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/1/2022 7:55 PM EDT At 739 pm edt, a severe thunderstorm was located near slippery rock, or 7 miles southeast of grove city, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
6/1/2022 7:34 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/1/2022 7:57 PM EDT At 734 pm edt, severe thunderstorms were located along a line extending from near slippery rock to new cumberland, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. locations impacted include, cranberry, new castle, east liverpool, aliquippa, beaver falls, grove city, columbiana, monaca, east palestine, wellsville, economy, and ellwood city. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
6/1/2022 7:34 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/1/2022 7:56 PM EDT At 734 pm edt, severe thunderstorms were located along a line extending from near slippery rock to new cumberland, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. locations impacted include, cranberry, new castle, east liverpool, aliquippa, beaver falls, grove city, columbiana, monaca, east palestine, wellsville, economy, and ellwood city. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
6/1/2022 7:34 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/1/2022 7:56 PM EDT At 734 pm edt, severe thunderstorms were located along a line extending from near slippery rock to new cumberland, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. locations impacted include, cranberry, new castle, east liverpool, aliquippa, beaver falls, grove city, columbiana, monaca, east palestine, wellsville, economy, and ellwood city. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
6/1/2022 7:21 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/1/2022 7:48 PM EDT At 720 pm edt, severe thunderstorms were located along a line extending from near grove city to 6 miles west of new cumberland, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
6/1/2022 7:21 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/1/2022 7:48 PM EDT At 720 pm edt, severe thunderstorms were located along a line extending from near grove city to 6 miles west of new cumberland, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
6/1/2022 7:21 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/1/2022 7:47 PM EDT At 720 pm edt, severe thunderstorms were located along a line extending from near grove city to 6 miles west of new cumberland, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
10/21/2021 7:24 PM EDT Reports of trees down and uprooted in slippery rock. possible tornado in butler county PA, 0.5 miles SSE of Slippery Rock, PA
10/21/2021 2:18 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 12/30/2021 1:21 AM EDT At 218 pm edt, severe thunderstorms were located along a line extending from near greenville to near oakwood, moving northeast at 55 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, new castle, hermitage, sharon, grove city, franklin, sharpsville, greenville, sugarcreek, farrell, slippery rock, new wilmington, and oakwood. hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 60 mph.
10/21/2021 2:03 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 12/30/2021 1:21 AM EDT At 203 pm edt, severe thunderstorms were located along a line extending from near vienna center to leetonia, moving northeast at 60 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
8/29/2021 4:11 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 12/28/2021 11:21 AM EDT The severe thunderstorm warning for southeastern mercer, southwestern venango, eastern lawrence and northwestern butler counties will expire at 415 pm edt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however gusty winds and heavy rain are still possible with this thunderstorm.
8/29/2021 4:05 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 1/2/2022 12:21 PM EDT At 405 pm edt, a severe thunderstorm was located near slippery rock, or near grove city, moving northeast at 25 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, grove city, slippery rock, harrisville, plain grove township, west liberty, barkeyville, and boyers. hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 60 mph.
8/29/2021 3:52 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 12/28/2021 10:52 AM EDT At 352 pm edt, a severe thunderstorm was located over slippery rock, or near grove city, moving northeast at 25 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
8/12/2021 6:11 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 1/7/2022 9:50 AM EDT At 610 pm edt, a severe thunderstorm was located 8 miles north of shanor-northvue, or 11 miles north of butler, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, shanor-northvue, slippery rock, chicora, harrisville, parker, plain grove township, bruin, west liberty, eau claire, harlansburg, portersville, and petrolia. hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 60 mph.
8/12/2021 5:43 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 12/27/2021 5:44 PM EDT At 543 pm edt, a severe thunderstorm was located 7 miles west of slippery rock, or 8 miles east of new castle, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
8/12/2021 5:03 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 12/27/2021 5:38 PM EDT At 503 pm edt, a severe thunderstorm was located near new wilmington, or 7 miles north of new castle, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
8/12/2021 12:21 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 12/27/2021 4:45 PM EDT At 1220 pm edt, a severe thunderstorm was located near slippery rock, or 11 miles south of grove city, moving east at 45 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
7/16/2021 2:49 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 1/9/2022 6:15 PM EDT At 249 pm edt, severe thunderstorms were located along a line extending from near slippery rock to near zelienople, moving east at 55 mph (radar). Hazards include wind gusts to 60 mph. expect damage to trees and power lines, resulting in some power outages
7/13/2021 4:41 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 1/10/2022 7:36 AM EDT At 440 pm edt, a severe thunderstorm was located 8 miles east of slippery rock, or 10 miles southeast of grove city, moving northeast at 35 mph (radar). Hazards include wind gusts to 60 mph. expect damage to trees and power lines, resulting in some power outages
7/7/2021 4:58 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 1/12/2022 6:25 AM EDT At 457 pm edt, a severe thunderstorm was located near new wilmington, or 8 miles southeast of hermitage, moving east at 15 mph (radar). Hazards include wind gusts to 60 mph. expect damage to trees and power lines, resulting in some power outages
6/19/2021 7:15 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 1/14/2022 3:18 PM EDT At 714 pm edt, a severe thunderstorm was located near grove city, moving southeast at 25 mph (radar). Hazards include wind gusts to 60 mph and quarter-size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. locations impacted include, grove city, slippery rock, new wilmington, mercer, harrisville, plain grove township, west liberty, barkeyville, volant, this includes the following highways, interstate 79 in pennsylvania between mile markers 104 and 121. Interstate 80 in pennsylvania between mile markers 11 and 32.
6/19/2021 7:01 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 1/14/2022 3:20 PM EDT At 700 pm edt, a severe thunderstorm was located near new wilmington, or 8 miles west of grove city, moving southeast at 30 mph (radar). Hazards include wind gusts to 60 mph and quarter-size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. locations impacted include, hermitage, grove city, slippery rock, new wilmington, mercer, harrisville, west middlesex, plain grove township, clark, west liberty, barkeyville, volant, this includes the following highways, interstate 79 in pennsylvania between mile markers 104 and 121. Interstate 80 in pennsylvania between mile markers 3 and 32.
6/19/2021 6:47 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 1/14/2022 3:30 PM EDT At 647 pm edt, a severe thunderstorm was located near hermitage, moving southeast at 30 mph (radar). Hazards include wind gusts to 60 mph and quarter-size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
11/15/2020 2:53 PM EST Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/15/2020 2:56 PM EST At 253 pm est, severe thunderstorms were located along a line extending from 6 miles southwest of titusville to 6 miles south of oak hills, moving east at 45 mph (law enforcement). Hazards include wind gusts to 60 mph. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, butler, oil city, grove city, franklin, kittanning, knox, rimersburg, homeacre-lyndora, sugarcreek, shanor-northvue, meridian, zelienople, this includes the following highways, interstate 79 in pennsylvania between mile markers 86 and 109. Interstate 80 in pennsylvania between mile markers 22 and 58.
11/15/2020 2:43 PM EST Radar Image for Severe Thunderstorms near Slippery Rock, PA at 1/31/2022 11:22 AM EST The severe thunderstorm warning for mercer, northern beaver, western venango, lawrence and western butler counties will expire at 245 pm est, the storms which prompted the warning have moved out of the area. therefore, the warning will be allowed to expire. however gusty winds are still possible with these thunderstorms. a severe thunderstorm watch remains in effect until 400 pm est for east central ohio, and western, northwestern and west central pennsylvania. remember, a severe thunderstorm warning still remains in effect for eastern mercer, lawrence until 330 pm est.
11/15/2020 2:40 PM EST Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/15/2020 2:43 PM EST At 239 pm est, severe thunderstorms were located along a line extending from 7 miles northwest of sugarcreek to mars, moving east at 45 mph (law enforcement). Hazards include wind gusts to 60 mph. expect damage to trees and power lines, resulting in some power outages
11/15/2020 2:27 PM EST Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/15/2020 2:30 PM EST At 227 pm est, severe thunderstorms were located along a line extending from near meadville to near ellwood city, moving east at 45 mph (radar). Hazards include wind gusts to 60 mph. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, cranberry, new castle, hermitage, sharon, beaver falls, grove city, franklin, sharpsville, ellwood city, new brighton, greenville, sugarcreek, this includes the following highways, pennsylvania turnpike between mile markers 1 and 26. interstate 79 in pennsylvania between mile markers 81 and 138. interstate 80 in pennsylvania between mile markers 0 and 32. Interstate 376 in pennsylvania between mile markers 4 and 35.
11/15/2020 2:01 PM EST Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/15/2020 2:04 PM EST At 200 pm est, severe thunderstorms were located along a line extending from pymatuning north to near new waterford, moving east at 45 mph (radar). Hazards include wind gusts to 70 mph. Trees snapped and uprooted. Power outages can be expected.
11/15/2020 2:01 PM EST Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/15/2020 2:04 PM EST At 200 pm est, severe thunderstorms were located along a line extending from pymatuning north to near new waterford, moving east at 45 mph (radar). Hazards include wind gusts to 70 mph. Trees snapped and uprooted. Power outages can be expected.
8/28/2020 9:57 AM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 2/3/2022 1:39 PM EDT At 956 am edt, a severe thunderstorm was located near knox, moving east at 45 mph (radar). Hazards include wind gusts to 60 mph. Expect damage to trees and power lines, resulting in some power outages. Locations impacted include, clarion, knox, rimersburg, slippery rock, chicora, seneca, east brady, harrisville, parker, sligo, emlenton, bruin, this includes interstate 80 in pennsylvania between mile markers 31 and 66.
8/28/2020 9:40 AM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 2/3/2022 1:39 PM EDT At 940 am edt, a severe thunderstorm was located 13 miles south of franklin, moving east at 40 mph (radar). Hazards include wind gusts to 70 mph. Trees snapped and uprooted. Power outages can be expected.
8/27/2020 5:28 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 2/3/2022 4:23 PM EDT The severe thunderstorm warning for southeastern mercer, southwestern venango, northeastern lawrence, northern butler, northwestern armstrong and southwestern clarion counties will expire at 530 pm edt, the storm which prompted the warning has moved out of the area. therefore, the warning will be allowed to expire. however gusty winds and heavy rain are still possible with this thunderstorm.
8/27/2020 5:10 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 2/3/2022 4:33 PM EDT At 510 pm edt, a severe thunderstorm line was located 9 miles northeast of shanor-northvue, or 11 miles northeast of butler, moving southeast at 45 mph. wind damage with these storms may occur before any rain or lightning. do not wait for the sound of thunder before taking cover (radar). Hazards include wind gusts to 60 mph. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, grove city, rimersburg, shanor-northvue, slippery rock, chicora, east brady, harrisville, parker, east butler, worthington, emlenton, bruin, this includes the following highways, interstate 79 in pennsylvania between mile markers 112 and 115. Interstate 80 in pennsylvania between mile markers 28 and 44.
8/27/2020 5:08 PM EDT Numerous trees down at saniga rd and pleasure valley lan in butler county PA, 3.5 miles WNW of Slippery Rock, PA
8/27/2020 5:05 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 2/3/2022 4:37 PM EDT At 504 pm edt, severe thunderstorms were located along a line extending from 6 miles west of slippery rock to 6 miles southeast of campbell, moving southeast at 35 mph. wind damage with these storms may occur before any rain or lightning. do not wait for the sound of thunder before taking cover (radar). Hazards include wind gusts to 60 mph. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, new castle, beaver falls, ellwood city, homeacre-lyndora, shanor-northvue, meridian, slippery rock, new wilmington, oakwood, new castle northwest, big beaver, new beaver, this includes the following highways, pennsylvania turnpike between mile markers 2 and 16. interstate 79 in pennsylvania between mile markers 91 and 112. interstate 80 in pennsylvania near mile marker 2, and between mile markers 6 and 14. Interstate 376 in pennsylvania between mile markers 4 and 14.
8/27/2020 4:56 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 2/3/2022 4:40 PM EDT At 456 pm edt, a severe thunderstorm was located 7 miles northeast of slippery rock, or 8 miles east of grove city, moving southeast at 45 mph (radar). Hazards include wind gusts to 60 mph. expect damage to trees and power lines, resulting in some power outages
8/27/2020 4:44 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 2/3/2022 4:44 PM EDT At 443 pm edt, a severe thunderstorm was located over maplewood park, or near youngstown, moving southeast at 35 mph (radar). Hazards include wind gusts to 60 mph. expect damage to trees and power lines, resulting in some power outages
8/25/2020 2:38 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 2/3/2022 8:25 PM EDT The severe thunderstorm warning for southeastern mercer, southwestern venango, northern butler, northwestern armstrong and southwestern clarion counties will expire at 245 pm edt, the storm which prompted the warning has weakened below severe limits, and has exited the warned area. therefore, the warning will be allowed to expire. a severe thunderstorm watch remains in effect until 900 pm edt for western, northwestern and west central pennsylvania.
8/25/2020 2:18 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 2/3/2022 8:29 PM EDT At 218 pm edt, a severe thunderstorm was located 7 miles northeast of shanor-northvue, or 9 miles north of butler, moving southeast at 45 mph (radar). Hazards include wind gusts to 60 mph and quarter-size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. locations impacted include, grove city, shanor-northvue, slippery rock, prospect, chicora, east brady, harrisville, parker, plain grove township, emlenton, bruin, clintonville, this includes the following highways, interstate 79 in pennsylvania between mile markers 103 and 106, and between mile markers 118 and 123. Interstate 80 in pennsylvania between mile markers 20 and 45.
8/25/2020 2:07 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 2/3/2022 8:31 PM EDT At 207 pm edt, a severe thunderstorm was located near slippery rock, or 9 miles southeast of grove city, moving southeast at 45 mph (radar). Hazards include wind gusts to 60 mph and quarter-size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
8/25/2020 1:56 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 2/3/2022 8:32 PM EDT The severe thunderstorm warning for southeastern mercer, southwestern venango, northern butler, northwestern armstrong and southwestern clarion counties will expire at 200 pm edt, the storms which prompted the warning have moved out of the area. therefore, the warning will be allowed to expire. however heavy rain is still possible with these thunderstorms. a severe thunderstorm watch remains in effect until 900 pm edt for western, northwestern and west central pennsylvania. remember, a severe thunderstorm warning still remains in effect for eastern butler, southern clarion and northern armstrong counties until 2:15 pm.
8/25/2020 1:41 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 2/3/2022 8:33 PM EDT At 141 pm edt, severe thunderstorms were located along a line extending from near new bethlehem to shanor-northvue, moving southeast at 35 mph (radar). Hazards include wind gusts to 60 mph and quarter-size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. locations impacted include, grove city, shanor-northvue, slippery rock, chicora, harrisville, parker, plain grove township, sligo, emlenton, bruin, clintonville, st. petersburg, this includes the following highways, interstate 79 in pennsylvania between mile markers 105 and 106, and between mile markers 111 and 116. Interstate 80 in pennsylvania between mile markers 21 and 47.
8/25/2020 1:12 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 2/3/2022 8:34 PM EDT At 112 pm edt, severe thunderstorms were located along a line extending from near rimersburg to 6 miles west of slippery rock, moving southeast at 35 mph (radar). Hazards include wind gusts to 60 mph and quarter-size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
7/19/2020 7:35 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/19/2020 7:38 PM EDT At 735 pm edt, a severe thunderstorm was located near shanor-northvue, or 8 miles north of butler, moving east at 45 mph (radar). Hazards include wind gusts to 60 mph. Expect damage to trees and power lines, resulting in some power outages. Locations impacted include, butler, rimersburg, homeacre-lyndora, shanor-northvue, meridian, slippery rock, meadowood, oak hills, nixon, prospect, chicora, east brady, this includes interstate 79 in pennsylvania between mile markers 92 and 105.
7/19/2020 7:19 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/19/2020 7:22 PM EDT At 718 pm edt, a severe thunderstorm was located near slippery rock, or 8 miles south of grove city, moving east at 45 mph (radar). Hazards include wind gusts to 60 mph. expect damage to trees and power lines, resulting in some power outages
7/19/2020 7:12 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/19/2020 7:15 PM EDT At 712 pm edt, a severe thunderstorm was located near new wilmington, or near grove city, moving east at 45 mph (radar). Hazards include wind gusts to 60 mph. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, new castle, grove city, slippery rock, new wilmington, oakwood, new castle northwest, mercer, pulaski, bessemer, harrisville, plain grove township, south new castle, this includes the following highways, interstate 79 in pennsylvania between mile markers 104 and 121. interstate 80 in pennsylvania between mile markers 8 and 26. Interstate 376 in pennsylvania between mile markers 4 and 14.
7/19/2020 6:44 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/19/2020 6:47 PM EDT At 644 pm edt, a severe thunderstorm was located near hubbard, or near youngstown, moving east at 45 mph (radar). Hazards include wind gusts to 70 mph. Trees snapped and uprooted. Power outages can be expected.
7/10/2020 4:35 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/10/2020 4:38 PM EDT The severe thunderstorm warning for southeastern mercer, southwestern venango and northwestern butler counties will expire at 445 pm edt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire.
7/10/2020 4:11 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/10/2020 4:14 PM EDT At 411 pm edt, a severe thunderstorm was located near grove city, moving northeast at 15 mph (radar). Hazards include wind gusts to 60 mph. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, grove city, slippery rock, harrisville, clintonville, eau claire, barkeyville, boyers, this includes the following highways, interstate 79 in pennsylvania between mile markers 114 and 117. Interstate 80 in pennsylvania between mile markers 19 and 35.
7/10/2020 4:03 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/10/2020 4:06 PM EDT At 403 pm edt, a severe thunderstorm was located over grove city, moving northeast at 15 mph (radar). Hazards include wind gusts to 60 mph. expect damage to trees and power lines, resulting in some power outages
7/10/2020 3:50 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/10/2020 3:53 PM EDT At 350 pm edt, a severe thunderstorm was located over grove city, moving northeast at 30 mph (radar). Hazards include wind gusts to 60 mph. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, new castle, grove city, slippery rock, new wilmington, oakwood, new castle northwest, plain grove township, south new castle, west liberty, harlansburg, volant, rose point park, this includes the following highways, interstate 79 in pennsylvania between mile markers 102 and 121. interstate 80 in pennsylvania between mile markers 13 and 22. Interstate 376 in pennsylvania between mile markers 7 and 12.
7/10/2020 3:41 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/10/2020 3:44 PM EDT At 341 pm edt, a severe thunderstorm was located 7 miles southwest of grove city, moving northeast at 30 mph (radar). Hazards include wind gusts to 60 mph. expect damage to trees and power lines, resulting in some power outages
6/10/2020 10:15 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/10/2020 10:18 PM EDT At 1015 pm edt, severe thunderstorms were located along a line extending from 7 miles east of hermitage to 6 miles northwest of shanor-northvue to hampton township to mount oliver, moving northeast at 30 mph (radar). Hazards include wind gusts to 60 mph and quarter-size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. locations impacted include, pittsburgh, penn hills, mccandless township, hermitage, butler, grove city, shaler township, plum, hampton township, new kensington, harrison township, o`hara township, this includes the following highways, pennsylvania turnpike between mile markers 36 and 53. interstate 79 in pennsylvania between mile markers 111 and 138. Interstate 80 in pennsylvania between mile markers 13 and 42.
6/10/2020 9:52 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/10/2020 9:55 PM EDT At 951 pm edt, severe thunderstorms were located along a line extending from near maplewood park to near ellwood city to near robinson township to near cecil-bishop, moving northeast at 35 mph (radar). Hazards include wind gusts to 60 mph and quarter-size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
6/4/2020 5:11 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/4/2020 5:14 PM EDT At 510 pm edt, a severe thunderstorm was located near grove city, moving east at 30 mph (radar). Hazards include wind gusts to 60 mph. expect damage to trees and power lines, resulting in some power outages
6/4/2020 4:54 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/4/2020 4:57 PM EDT At 453 pm edt, a severe thunderstorm was located near grove city, moving northeast at 25 mph (radar). Hazards include wind gusts to 60 mph. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, grove city, slippery rock, harrisville, plain grove township, clintonville, west liberty, harlansburg, kennerdell, barkeyville, volant, boyers, this includes the following highways, interstate 79 in pennsylvania between mile markers 105 and 119. Interstate 80 in pennsylvania between mile markers 14 and 37.
6/4/2020 4:28 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/4/2020 4:31 PM EDT At 427 pm edt, a severe thunderstorm was located near oakwood, or near new castle, moving east at 15 mph (radar). Hazards include wind gusts to 60 mph. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, new castle, grove city, slippery rock, new wilmington, oakwood, new castle northwest, mercer, pulaski, harrisville, plain grove township, clintonville, west liberty, this includes the following highways, interstate 79 in pennsylvania between mile markers 104 and 122. interstate 80 in pennsylvania between mile markers 6 and 37. Interstate 376 in pennsylvania between mile markers 4 and 14.
6/4/2020 4:16 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/4/2020 4:19 PM EDT At 415 pm edt, a severe thunderstorm was located near campbell, or 8 miles west of new castle, moving east at 15 mph (radar). Hazards include wind gusts to 60 mph. expect damage to trees and power lines, resulting in some power outages
4/8/2020 12:44 AM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/8/2020 12:47 AM EDT At 1243 am edt, severe thunderstorms were located along a line extending from 9 miles southwest of rimersburg to 7 miles southwest of slippery rock, moving east at 65 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. Locations impacted include, butler, homeacre-lyndora, shanor-northvue, meridian, slippery rock, meadowood, oak hills, nixon, prospect, chicora, plain grove township and east butler.
4/8/2020 12:30 AM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/8/2020 12:33 AM EDT At 1230 am edt, severe thunderstorms were located along a line extending from near slippery rock to near new wilmington, moving east at 60 mph (radar). Hazards include wind gusts to 60 mph and half dollar-size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
3/28/2020 2:46 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 3/28/2020 2:49 PM EDT At 245 pm edt, a severe thunderstorm was located 7 miles south of slippery rock, or 12 miles east of new castle, moving east at 55 mph (radar). Hazards include quarter-size hail. Minor damage to vehicles is possible. Locations impacted include, slippery rock, prospect, plain grove township, west liberty, harlansburg, portersville, moraine state park, mcconnells mill, rose point park, cooper`s lake campground, this includes interstate 79 in pennsylvania between mile markers 93 and 111.
3/28/2020 2:41 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 3/28/2020 2:44 PM EDT At 240 pm edt, a severe thunderstorm was located 7 miles east of new castle, moving east at 55 mph (radar). Hazards include quarter-size hail. Minor damage to vehicles is possible. Locations impacted include, new castle, slippery rock, prospect, plain grove township, west liberty, harlansburg, portersville, moraine state park, mcconnells mill, rose point park, cooper`s lake campground, this includes interstate 79 in pennsylvania between mile markers 92 and 111.
3/28/2020 2:34 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 3/28/2020 2:37 PM EDT At 234 pm edt, a severe thunderstorm was located over new castle, moving east at 55 mph (radar). Hazards include quarter-size hail. Minor damage to vehicles is possible. locations impacted include, new castle, slippery rock, oakwood, new castle northwest, new beaver, prospect, plain grove township, wampum, south new castle, west liberty, harlansburg, portersville, this includes the following highways, interstate 79 in pennsylvania between mile markers 92 and 111. Interstate 376 in pennsylvania between mile markers 8 and 14.
3/28/2020 2:25 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 3/28/2020 2:30 PM EDT At 225 pm edt, a severe thunderstorm was located 7 miles southwest of oakwood, or 8 miles west of new castle, moving east at 55 mph (radar). Hazards include quarter-size hail. minor damage to vehicles is possible
3/28/2020 2:04 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 3/28/2020 2:07 PM EDT At 204 pm edt, a severe thunderstorm was located near slippery rock, or 10 miles southeast of grove city, moving east at 55 mph (radar). Hazards include quarter-size hail. Minor damage to vehicles is possible. locations impacted include, slippery rock, chicora, harrisville, parker, emlenton, bruin, st. Petersburg, eau claire, petrolia, karns city, fairview, west sunbury, this includes interstate 80 in pennsylvania between mile markers 40 and 47.
3/28/2020 2:00 PM EDT Quarter sized hail reported 0.5 miles SSE of Slippery Rock, PA, mix of dime and quarter sized hail
3/28/2020 1:59 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 3/28/2020 2:02 PM EDT At 149 pm edt, a severe thunderstorm was located near slippery rock, or 7 miles southwest of grove city, moving east at 55 mph (radar). Hazards include quarter-size hail. minor damage to vehicles is possible
3/28/2020 1:49 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 3/28/2020 1:52 PM EDT At 149 pm edt, a severe thunderstorm was located near slippery rock, or 7 miles southwest of grove city, moving east at 55 mph (radar). Hazards include quarter-size hail. minor damage to vehicles is possible
3/28/2020 12:15 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 3/28/2020 12:18 PM EDT At 1215 pm edt, a severe thunderstorm was located near shanor- northvue, or 8 miles northwest of butler, moving east at 50 mph (radar). Hazards include quarter-size hail. Minor damage to vehicles is possible. locations impacted include, rimersburg, shanor-northvue, slippery rock, prospect, chicora, east brady, parker, emlenton, bruin, st. petersburg, west liberty, eau claire, this includes the following highways, interstate 79 in pennsylvania between mile markers 95 and 98, between mile markers 100 and 101, and between mile markers 103 and 105. Interstate 80 in pennsylvania between mile markers 43 and 53.
3/28/2020 12:06 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 3/28/2020 12:09 PM EDT At 1206 pm edt, a severe thunderstorm was located 8 miles northeast of ellwood city, or 10 miles southeast of new castle, moving east at 50 mph (radar). Hazards include quarter-size hail. minor damage to vehicles is possible
3/20/2020 1:42 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 3/20/2020 1:45 PM EDT At 142 pm edt, a severe thunderstorm was located 7 miles southwest of slippery rock, or 11 miles east of new castle, moving east at 55 mph (radar). Hazards include wind gusts to 60 mph. expect damage to trees and power lines, resulting in some power outages
3/20/2020 1:12 PM EDT Tree reproted down on arlington d in butler county PA, 0.5 miles SSE of Slippery Rock, PA
9/11/2019 5:10 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 9/11/2019 5:13 PM EDT At 510 pm edt, a severe thunderstorm was located 7 miles east of grove city, moving east at 20 mph (radar). Hazards include wind gusts to 60 mph. damage to trees and power lines
9/11/2019 4:26 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 9/11/2019 4:29 PM EDT At 426 pm edt, a severe thunderstorm was located near slippery rock, or 9 miles southeast of grove city, moving east at 25 mph (radar). Hazards include wind gusts to 60 mph. Damage to trees and power lines. Locations impacted include, grove city, slippery rock, harrisville, plain grove township, west liberty, harlansburg, west sunbury, hooker, moraine state park, this includes interstate 79 in pennsylvania between mile markers 102 and 113.
9/11/2019 4:00 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 9/11/2019 4:03 PM EDT At 359 pm edt, a severe thunderstorm was located 7 miles east of new castle, moving east at 25 mph (radar). Hazards include wind gusts to 60 mph. damage to trees and power lines
8/15/2019 5:24 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 8/15/2019 5:27 PM EDT At 523 pm edt, a severe thunderstorm was located near grove city, moving northeast at 30 mph (radar). Hazards include wind gusts to 60 mph and quarter-size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. locations impacted include, grove city, slippery rock, harrisville, plain grove township, this includes the following highways, interstate 79 in pennsylvania between mile markers 106 and 119. Interstate 80 in pennsylvania between mile markers 15 and 22.
8/15/2019 5:20 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 8/15/2019 5:23 PM EDT At 520 pm edt, a severe thunderstorm was located near slippery rock, or near grove city, moving northeast at 30 mph (radar). Hazards include wind gusts to 60 mph and quarter-size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. locations impacted include, grove city, slippery rock, mercer, harrisville, plain grove township, west liberty, volant, this includes the following highways, interstate 79 in pennsylvania between mile markers 104 and 119. Interstate 80 in pennsylvania between mile markers 15 and 22.
8/15/2019 5:11 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 8/15/2019 5:14 PM EDT At 511 pm edt, a severe thunderstorm was located 7 miles west of slippery rock, or 8 miles northeast of new castle, moving northeast at 30 mph (radar). Hazards include wind gusts to 60 mph and quarter-size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. locations impacted include, new castle, grove city, slippery rock, new castle northwest, mercer, harrisville, plain grove township, west liberty, harlansburg, volant, rose point park, cooper`s lake campground, this includes the following highways, interstate 79 in pennsylvania between mile markers 102 and 119. Interstate 80 in pennsylvania between mile markers 15 and 22.
8/15/2019 5:00 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 8/15/2019 5:03 PM EDT At 500 pm edt, a severe thunderstorm was located near new castle, moving northeast at 30 mph (radar). Hazards include wind gusts to 60 mph and quarter-size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
7/16/2019 11:24 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/16/2019 11:27 PM EDT The severe thunderstorm warning for southeastern mercer, northern lawrence and northwestern butler counties will expire at 1130 pm edt, the storm that prompted the warning has weakened below severe limits and no longer pose an immediate threat to life and property. therefore, the warning will be allowed to expire. however gusty winds are still possible with this thunderstorm.
7/16/2019 11:05 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/16/2019 11:17 PM EDT At 1105 pm edt, a severe thunderstorm was located near new castle northwest, or near new castle, moving east at 30 mph (radar). Hazards include wind gusts to 60 mph. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, new castle, grove city, slippery rock, new wilmington, oakwood, new castle northwest, pulaski, plain grove township, south new castle, west liberty, harlansburg, volant, this includes the following highways, interstate 79 in pennsylvania between mile markers 103 and 117. interstate 80 in pennsylvania between mile markers 20 and 22. Interstate 376 in pennsylvania between mile markers 4 and 14.
7/16/2019 10:47 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/16/2019 11:16 PM EDT At 1047 pm edt, a severe thunderstorm was located near oakwood, or 7 miles west of new castle, moving east at 30 mph (radar). Hazards include wind gusts to 60 mph. expect damage to trees and power lines, resulting in some power outages
5/28/2019 4:48 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 5/28/2019 4:51 PM EDT At 448 pm edt, a severe thunderstorm was located over new castle northwest, or over new castle, moving east at 40 mph (radar). Hazards include wind gusts to 60 mph and quarter-size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. locations impacted include, new castle, butler, homeacre-lyndora, shanor-northvue, meridian, slippery rock, meadowood, new wilmington, oak hills, oakwood, new castle northwest, pulaski, this includes the following highways, interstate 79 in pennsylvania between mile markers 94 and 112. interstate 376 in pennsylvania between mile markers 4 and 14. A tornado watch remains in effect until 1000 pm edt for western, northwestern and west central pennsylvania.
5/28/2019 4:32 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 5/28/2019 4:36 PM EDT At 432 pm edt, a severe thunderstorm was located near campbell, or 7 miles east of youngstown, moving east at 40 mph (radar). Hazards include wind gusts to 60 mph and quarter-size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
5/28/2019 3:41 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 5/28/2019 3:44 PM EDT At 341 pm edt, a severe thunderstorm was located near grove city, moving east at 35 mph (radar). Hazards include wind gusts to 60 mph and quarter-size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
5/28/2019 2:56 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 5/28/2019 2:59 PM EDT At 256 pm edt, a severe thunderstorm was located near slippery rock, or 11 miles south of grove city, moving east at 25 mph. another severe storm was near worthington (radar). Hazards include golf ball size-hail and wind gusts to 70 mph. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. trees snapped and uprooted. power outages can be expected. locations impacted include, new castle, butler, kittanning, homeacre-lyndora, shanor-northvue, meridian, slippery rock, ford city, meadowood, oakwood, new castle northwest, west kittanning, this includes the following highways, interstate 79 in pennsylvania between mile markers 96 and 107. interstate 376 in pennsylvania between mile markers 8 and 14. A tornado watch remains in effect until 1000 pm edt for western and west central pennsylvania.
5/28/2019 2:45 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 5/28/2019 2:48 PM EDT At 245 pm edt, a severe thunderstorm was located 7 miles east of new castle, moving east at 25 mph. another severe storm was near east butler (radar). Hazards include golf ball size-hail and wind gusts to 60 mph. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to trees and power lines, resulting in some power outages. locations impacted include, new castle, butler, kittanning, homeacre-lyndora, shanor-northvue, meridian, slippery rock, ford city, meadowood, oakwood, new castle northwest, west kittanning, this includes the following highways, interstate 79 in pennsylvania between mile markers 96 and 107. interstate 376 in pennsylvania between mile markers 8 and 14. A tornado watch remains in effect until 1000 pm edt for western and west central pennsylvania.
5/28/2019 2:38 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 5/28/2019 2:41 PM EDT At 238 pm edt, a severe thunderstorm was located near new castle, moving east at 25 mph. another severe storm was located near east butler (radar). Hazards include wind gusts to 60 mph and quarter-size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. locations impacted include, new castle, butler, kittanning, homeacre-lyndora, shanor-northvue, meridian, slippery rock, ford city, meadowood, oakwood, new castle northwest, west kittanning, this includes the following highways, interstate 79 in pennsylvania between mile markers 96 and 107. interstate 376 in pennsylvania between mile markers 8 and 14. A tornado watch remains in effect until 1000 pm edt for western and west central pennsylvania.
5/28/2019 2:28 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 5/28/2019 2:31 PM EDT At 227 pm edt, a severe thunderstorm was located over new castle northwest, or over new castle, moving east at 25 mph (radar). Hazards include wind gusts to 60 mph and quarter-size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
4/14/2019 7:45 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/14/2019 7:48 PM EDT At 745 pm edt, severe thunderstorms were located along a line extending from 6 miles east of grove city to near meridian, moving east at 65 mph (radar). Hazards include wind gusts to 60 mph. expect damage to trees and power lines, resulting in some power outages
9/21/2018 6:57 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 9/21/2018 7:01 PM EDT At 657 pm edt, severe thunderstorms were located along a line extending from near tionesta to near grove city, moving east at 60 mph (radar). Hazards include wind gusts to 60 mph. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, oil city, grove city, franklin, knox, sugarcreek, slippery rock, tionesta, hasson heights, seneca, harrisville, parker, polk, this includes the following highways, interstate 79 in pennsylvania between mile markers 109 and 121. Interstate 80 in pennsylvania between mile markers 15 and 56.
9/21/2018 6:48 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 9/21/2018 6:52 PM EDT A severe thunderstorm warning remains in effect until 715 pm edt for eastern mercer. venango. northeastern lawrence. northern butler. northwestern armstrong. western clarion and southwestern forest counties. At 648 pm edt, severe thunderstorms were located along a line extending from oil city to near grove city, moving east at 50 mph.
9/21/2018 6:32 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 9/21/2018 6:37 PM EDT At 631 pm edt, a line of thunderstorms were located along a line extending from sugarcreek to near new wilmington, moving east at 60 mph (radar). Hazards include wind gusts to 60 mph. expect damage to trees and power lines, resulting in some power outages
7/4/2018 9:55 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/4/2018 9:58 PM EDT The severe thunderstorm warning for northwestern butler county will expire at 1000 pm edt, the storm that prompted the warning has weakened below severe limits and no longer pose an immediate threat to life and property. therefore, the warning will be allowed to expire. however gusty winds and heavy rain are still possible with this thunderstorm.
7/4/2018 9:50 PM EDT Tree down blocking centreville pike in butler county PA, 2.1 miles NW of Slippery Rock, PA
7/4/2018 9:45 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/4/2018 9:49 PM EDT At 945 pm edt, a severe thunderstorm was located over slippery rock, or 9 miles south of grove city, moving northeast at 5 mph (radar). Hazards include wind gusts to 60 mph. Expect damage to trees and power lines, resulting in some power outages. Locations impacted include, slippery rock, west liberty, moraine state park,.
7/4/2018 9:26 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/4/2018 9:29 PM EDT At 925 pm edt, a severe thunderstorm was located near slippery rock, or 11 miles south of grove city, moving northeast at 5 mph (radar). Hazards include wind gusts to 60 mph. expect damage to trees and power lines, resulting in some power outages
7/2/2018 5:36 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/2/2018 5:40 PM EDT The severe thunderstorm warning for east central lawrence and central butler counties will expire at 545 pm edt, the storm that prompted the warning has weakened and will be allowed to expire.
7/2/2018 5:29 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/2/2018 5:33 PM EDT At 529 pm edt, a severe thunderstorm was located near slippery rock, or 10 miles south of grove city, moving east at 15 mph (radar). Hazards include wind gusts to 60 mph. Expect damage to trees and power lines, resulting in some power outages. Locations impacted include, homeacre-lyndora, shanor-northvue, slippery rock, prospect, plain grove township, east butler, west liberty, west sunbury, hooker, moraine state park, mcconnells mill, cooper`s lake campground, this includes interstate 79 in pennsylvania between mile markers 69 and 79.
7/2/2018 5:16 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/2/2018 5:21 PM EDT At 516 pm edt, a severe thunderstorm was located near slippery rock, or 12 miles south of grove city, moving east at 20 mph (radar). Hazards include wind gusts to 60 mph. expect damage to trees and power lines, resulting in some power outages
6/18/2018 10:51 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/18/2018 10:55 PM EDT At 1050 pm edt, severe thunderstorms were located along a line extending from near new bethlehem to near shanor-northvue, moving east at 35 mph (radar). Hazards include wind gusts to 60 mph. Expect damage to trees and power lines, resulting in some power outages. This includes interstate 79 in pennsylvania near mile marker 77.
6/18/2018 10:39 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/18/2018 10:43 PM EDT At 1039 pm edt, severe thunderstorms were located along a line extending from 6 miles north of rimersburg to slippery rock, moving east at 35 mph (radar). Hazards include wind gusts to 60 mph. Expect damage to trees and power lines, resulting in some power outages. This includes interstate 79 in pennsylvania near mile marker 77.
6/18/2018 10:30 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/18/2018 10:34 PM EDT At 1029 pm edt, severe thunderstorms were located along a line extending from near knox to near slippery rock, moving east at 50 mph (radar). Hazards include wind gusts to 60 mph. expect damage to trees and power lines, resulting in some power outages
5/19/2018 6:06 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 5/19/2018 6:10 PM EDT The severe thunderstorm warning for central butler county will expire at 615 pm edt, the storm that prompted the warning has weakened below severe limits and no longer pose an immediate threat to life and property. therefore, the warning will be allowed to expire.
5/19/2018 5:57 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 5/19/2018 6:01 PM EDT A severe thunderstorm warning remains in effect until 615 pm edt for central butler county. at 557 pm edt, a severe thunderstorm was located near meridian, or near butler, moving northeast at 40 mph. hazard. wind gusts to 60 mph. source. Radar.
5/19/2018 5:46 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 5/19/2018 5:51 PM EDT At 546 pm edt, a severe thunderstorm was located over zelienople, or 7 miles north of cranberry, moving north at 40 mph (radar). Hazards include wind gusts to 60 mph. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, cranberry, butler, homeacre-lyndora, shanor-northvue, meridian, zelienople, slippery rock, seven fields, meadowood, oak hills, evans city, mars, this includes the following highways, pennsylvania turnpike between mile markers 20 and 29. Interstate 79 in pennsylvania between mile markers 50 and 81.
5/19/2018 5:35 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 5/19/2018 5:38 PM EDT At 535 pm edt, a severe thunderstorm was located over cranberry, moving north at 40 mph (radar). Hazards include wind gusts to 60 mph. expect damage to trees and power lines, resulting in some power outages
5/4/2018 4:26 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 5/4/2018 4:29 PM EDT At 425 pm edt, severe thunderstorms were located along a line extending from 6 miles north of grove city to near new wilmington to near new castle northwest, moving east at 75 mph (radar). Hazards include wind gusts to 60 mph. expect damage to trees and power lines, resulting in some power outages
5/4/2018 4:02 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 5/4/2018 4:07 PM EDT At 402 pm edt, severe thunderstorms were located along a line extending from farrell to youngstown to near salem, moving east at 45 mph (radar). Hazards include wind gusts to 60 mph. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, new castle, hermitage, sharon, grove city, farrell, slippery rock, new wilmington, oakwood, new castle northwest, mercer, pulaski, bessemer, this includes the following highways, interstate 79 in pennsylvania between mile markers 70 and 92. Interstate 80 in pennsylvania between mile markers 0 and 27.
5/4/2018 3:45 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 5/4/2018 3:48 PM EDT At 345 pm edt, severe thunderstorms were located along a line extending from warren to 9 miles northeast of sebring to near hartville, moving east at 70 mph (radar). Hazards include wind gusts to 70 mph. Trees snapped and uprooted. Power outages can be expected.
11/5/2017 7:38 PM EST Trees and wires down in brady townshi in butler county PA, 5.1 miles NW of Slippery Rock, PA
11/5/2017 7:33 PM EST Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/5/2017 7:36 PM EST At 733 pm est, severe thunderstorms were located along a line extending from near slippery rock to near ellwood city to near midland, moving east at 50 mph (radar). Hazards include 60 mph wind gusts. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, mccandless township, cranberry, moon township, franklin park, aliquippa, beaver falls, monaca, economy, ellwood city, ambridge, wexford, homeacre-lyndora, this includes the following highways, pennsylvania turnpike between mile markers 9 and 32. interstate 79 in pennsylvania between mile markers 39 and 81. Parkway north between mile markers 12 and 13.
11/5/2017 7:26 PM EST Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/5/2017 7:30 PM EST At 726 pm est, severe thunderstorms were located along a line extending from near guys mills to 7 miles west of slippery rock, moving east at 50 mph (radar). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
11/5/2017 7:19 PM EST Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/5/2017 7:24 PM EST At 719 pm est, severe thunderstorms were located along a line extending from new castle northwest to near east palestine to wellsville, moving east at 50 mph (radar). Hazards include 60 mph wind gusts. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, mccandless township, cranberry, moon township, new castle, weirton, franklin park, east liverpool, aliquippa, beaver falls, monaca, east palestine, wellsville, this includes the following highways, pennsylvania turnpike between mile markers 1 and 32. interstate 79 in pennsylvania between mile markers 39 and 81. Parkway north between mile markers 12 and 13.
11/5/2017 7:19 PM EST Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/5/2017 7:24 PM EST At 719 pm est, severe thunderstorms were located along a line extending from new castle northwest to near east palestine to wellsville, moving east at 50 mph (radar). Hazards include 60 mph wind gusts. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, mccandless township, cranberry, moon township, new castle, weirton, franklin park, east liverpool, aliquippa, beaver falls, monaca, east palestine, wellsville, this includes the following highways, pennsylvania turnpike between mile markers 1 and 32. interstate 79 in pennsylvania between mile markers 39 and 81. Parkway north between mile markers 12 and 13.
11/5/2017 7:19 PM EST Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/5/2017 7:24 PM EST At 719 pm est, severe thunderstorms were located along a line extending from new castle northwest to near east palestine to wellsville, moving east at 50 mph (radar). Hazards include 60 mph wind gusts. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, mccandless township, cranberry, moon township, new castle, weirton, franklin park, east liverpool, aliquippa, beaver falls, monaca, east palestine, wellsville, this includes the following highways, pennsylvania turnpike between mile markers 1 and 32. interstate 79 in pennsylvania between mile markers 39 and 81. Parkway north between mile markers 12 and 13.
11/5/2017 7:55 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/5/2017 7:59 PM EDT At 654 pm est, severe thunderstorms were located along a line extending from near boardman to near lisbon to near carrollton, moving east at 50 mph (radar). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
11/5/2017 7:55 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/5/2017 8:00 PM EDT At 654 pm est, severe thunderstorms were located along a line extending from near boardman to near lisbon to near carrollton, moving east at 50 mph (radar). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
11/5/2017 7:55 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 11/5/2017 8:00 PM EDT At 654 pm est, severe thunderstorms were located along a line extending from near boardman to near lisbon to near carrollton, moving east at 50 mph (radar). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
8/4/2017 6:46 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 8/4/2017 6:51 PM EDT At 646 pm edt, a severe thunderstorm was located 8 miles south of slippery rock, or 12 miles northwest of butler, moving northeast at 40 mph (radar). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
8/4/2017 6:20 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 8/4/2017 6:23 PM EDT At 619 pm edt, a severe thunderstorm was located near slippery rock, or 12 miles northwest of butler, moving northeast at 35 mph. a second storm over darlington will move into the warned area (radar). Hazards include 60 mph wind gusts and quarter-size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. locations impacted include, new castle, ellwood city, shanor-northvue, slippery rock, big beaver, new beaver, ellport, prospect, chicora, harrisville, plain grove township, koppel, this includes the following highways, pennsylvania turnpike between mile markers 10 and 14. interstate 79 in pennsylvania between mile markers 63 and 81. Interstate 80 in pennsylvania between mile markers 31 and 35.
8/4/2017 5:56 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 8/4/2017 5:59 PM EDT At 556 pm edt, a severe thunderstorm was located over ellwood city, or 8 miles north of beaver falls, moving northeast at 35 mph (radar). Hazards include 60 mph wind gusts and quarter-size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
7/10/2017 4:26 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 2/18/2022 1:45 PM EDT The severe thunderstorm warning for northeastern beaver, eastern lawrence, butler and north central allegheny counties will expire at 430 pm edt, the storms that prompted the warning have weakened and the warning will be allowed to expire; however, gusty winds are still possible with these thunderstorms.
7/10/2017 4:15 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/10/2017 4:18 PM EDT At 415 pm edt, severe thunderstorms were located along a line extending from slippery rock to near evans city to franklin park, moving east at 45 mph (radar). Hazards include 60 mph wind gusts. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, ross township, mccandless township, cranberry, butler, franklin park, aliquippa, monaca, shaler township, hampton township, economy, wexford, homeacre-lyndora, this includes the following highways, pennsylvania turnpike between mile markers 17 and 42. interstate 79 in pennsylvania between mile markers 43 and 81. Parkway north between mile markers 12 and 13.
7/10/2017 4:00 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/10/2017 4:05 PM EDT At 400 pm edt, severe thunderstorms were located along a line extending from 6 miles northeast of new castle to near zelienople to near ambridge, moving east at 45 mph (radar). Hazards include 60 mph wind gusts. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, ross township, mccandless township, cranberry, new castle, butler, franklin park, aliquippa, beaver falls, monaca, shaler township, hampton township, economy, this includes the following highways, pennsylvania turnpike between mile markers 11 and 42. interstate 79 in pennsylvania between mile markers 40 and 81. Parkway north between mile markers 9 and 13.
7/10/2017 4:00 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/10/2017 4:06 PM EDT At 400 pm edt, severe thunderstorms were located along a line extending from 6 miles northeast of new castle to near zelienople to near ambridge, moving east at 45 mph (radar). Hazards include 60 mph wind gusts. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, ross township, mccandless township, cranberry, new castle, butler, franklin park, aliquippa, beaver falls, monaca, shaler township, hampton township, economy, this includes the following highways, pennsylvania turnpike between mile markers 11 and 42. interstate 79 in pennsylvania between mile markers 40 and 81. Parkway north between mile markers 9 and 13.
7/10/2017 3:44 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/10/2017 3:47 PM EDT At 343 pm edt, severe thunderstorms were located along a line extending from near new castle northwest to near ellwood city to near calcutta, moving east at 45 mph (radar). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
7/10/2017 3:44 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/10/2017 3:47 PM EDT At 343 pm edt, severe thunderstorms were located along a line extending from near new castle northwest to near ellwood city to near calcutta, moving east at 45 mph (radar). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
7/10/2017 3:44 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/10/2017 3:47 PM EDT At 343 pm edt, severe thunderstorms were located along a line extending from near new castle northwest to near ellwood city to near calcutta, moving east at 45 mph (radar). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
6/29/2017 6:22 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/29/2017 10:25 PM EDT At 1022 pm edt, a severe thunderstorm was located near new castle, moving east at 25 mph (radar). Hazards include 60 mph wind gusts and quarter-size hail. Minor hail damage to vehicles is possible. expect wind damage to trees and power lines, resulting in some power outages. Locations impacted include, new castle, grove city, slippery rock, new wilmington, oakwood, new castle northwest, pulaski, harrisville, plain grove township, south new castle, west liberty, harlansburg, this includes interstate 79 in pennsylvania between mile markers 72 and 85.
6/29/2017 5:56 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/29/2017 10:00 PM EDT At 956 pm edt, a severe thunderstorm was located near oakwood, or near new castle, moving east at 40 mph (radar). Hazards include 60 mph wind gusts and quarter-size hail. Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines, resulting in some power outages.
6/29/2017 5:34 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/29/2017 9:38 PM EDT At 934 pm edt, a severe thunderstorm was located near new wilmington, or near hermitage, moving east at 40 mph (radar). Hazards include 60 mph wind gusts. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, hermitage, sharon, grove city, sharpsville, farrell, slippery rock, new wilmington, oakwood, new castle northwest, mercer, pulaski, west middlesex, this includes the following highways, interstate 79 in pennsylvania between mile markers 76 and 92. Interstate 80 in pennsylvania between mile markers 0 and 26.
6/29/2017 5:19 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/29/2017 9:22 PM EDT At 919 pm edt, a severe thunderstorm was located over hubbard, or near sharon, moving east at 40 mph (radar). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
6/18/2017 3:45 PM EDT Multiple trees down near slippery rock in butler county PA, 2.4 miles W of Slippery Rock, PA
6/18/2017 3:41 PM EDT Multiple trees down around west liberty in butler county PA, 3.7 miles N of Slippery Rock, PA
6/18/2017 3:39 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/18/2017 3:42 PM EDT At 339 pm edt, severe thunderstorms were located along a line extending from near slippery rock to 6 miles north of zelienople, moving northeast at 40 mph (radar). Hazards include 60 mph wind gusts. Expect damage to trees and power lines, resulting in some power outages. Locations impacted include, ellwood city, shanor-northvue, slippery rock, ellport, prospect, harrisville, parker, plain grove township, bruin, west liberty, eau claire, harlansburg, this includes interstate 79 in pennsylvania between mile markers 66 and 80.
6/18/2017 3:34 PM EDT Numerous trees and wires down near state route 422 in butler county PA, 6.3 miles NE of Slippery Rock, PA
6/18/2017 3:27 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/18/2017 3:30 PM EDT At 327 pm edt, a severe thunderstorm was located near ellwood city, or 7 miles southeast of new castle, moving east at 40 mph (radar). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
5/1/2017 2:39 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 5/1/2017 2:45 PM EDT At 239 pm edt, severe thunderstorms were located along a line extending from 11 miles southwest of sugarcreek to near meridian to mccandless township, moving northeast at 45 mph (radar). Hazards include 70 mph wind gusts. Trees snapped and uprooted. power outages can be expected. locations impacted include, pittsburgh, penn hills, mount lebanon, bethel park, ross township, mccandless township, monroeville, cranberry, mckeesport, butler, franklin park, grove city, this includes the following highways, pennsylvania turnpike between mile markers 32 and 58. interstate 79 in pennsylvania between mile markers 22 and 36. interstate 80 in pennsylvania between mile markers 23 and 35. parkway north between mile markers 1 and 11. A tornado watch remains in effect until 700 pm edt for southwestern, northwestern and west central pennsylvania.
5/1/2017 2:31 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 5/1/2017 2:35 PM EDT At 231 pm edt, severe thunderstorms were located along a line extending from 11 miles northwest of grove city to near zelienople to near emsworth, moving northeast at 45 mph (radar). Hazards include 70 mph wind gusts. Trees snapped and uprooted. power outages can be expected. locations impacted include, pittsburgh, penn hills, mount lebanon, bethel park, ross township, mccandless township, monroeville, cranberry, mckeesport, butler, franklin park, grove city, this includes the following highways, pennsylvania turnpike between mile markers 23 and 58. interstate 79 in pennsylvania between mile markers 22 and 92. interstate 80 in pennsylvania between mile markers 15 and 35. parkway north between mile markers 1 and 13. A tornado watch remains in effect until 700 pm edt for western, southwestern, northwestern and west central pennsylvania.
5/1/2017 2:05 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 5/1/2017 2:11 PM EDT At 204 pm edt, severe thunderstorms were located along a line extending from near hubbard to industry to 7 miles east of weirton, moving northeast at 45 mph (radar). Hazards include 70 mph wind gusts. Trees snapped and uprooted. Power outages can be expected.
4/16/2017 4:09 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/16/2017 4:14 PM EDT At 408 pm edt, a severe thunderstorm was located near grove city, moving east at 35 mph (radar). Hazards include 60 mph wind gusts and quarter-size hail. Hail damage to vehicles is expected. expect wind damage to trees and power lines, resulting in some power outages. locations impacted include, grove city, slippery rock, new wilmington, harrisville, plain grove township, bruin, west liberty, eau claire, fairview, west sunbury, volant, cherry valley, this includes the following highways, interstate 79 in pennsylvania between mile markers 76 and 87. Interstate 80 in pennsylvania near mile marker 11.
4/16/2017 3:49 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 4/16/2017 3:53 PM EDT At 348 pm edt, a severe thunderstorm was located over new wilmington, or 7 miles southeast of hermitage, moving east at 35 mph (radar). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
1/12/2017 2:39 PM EST Radar Image for Severe Thunderstorms near Slippery Rock, PA at 1/12/2017 2:43 PM EST At 239 pm est, a severe thunderstorm was located near slippery rock, or 11 miles northwest of butler, moving east at 65 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, cranberry, butler, beaver falls, ellwood city, homeacre-lyndora, new brighton, shanor-northvue, meridian, zelienople, slippery rock, ohioville and meadowood. this includes the following highways, pennsylvania turnpike between mile markers 8 and 25. interstate 79 in pennsylvania between mile markers 80 and 108. Please report severe weather by calling 412-262- 1988, posting to the nws pittsburgh facebook page, or using twitter @nwspittsburgh.
1/12/2017 2:39 PM EST Radar Image for Severe Thunderstorms near Slippery Rock, PA at 1/12/2017 2:43 PM EST At 239 pm est, a severe thunderstorm was located near slippery rock, or 11 miles northwest of butler, moving east at 65 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to trees and power lines, resulting in some power outages. locations impacted include, cranberry, butler, beaver falls, ellwood city, homeacre-lyndora, new brighton, shanor-northvue, meridian, zelienople, slippery rock, ohioville and meadowood. this includes the following highways, pennsylvania turnpike between mile markers 8 and 25. interstate 79 in pennsylvania between mile markers 80 and 108. Please report severe weather by calling 412-262- 1988, posting to the nws pittsburgh facebook page, or using twitter @nwspittsburgh.
1/12/2017 2:15 PM EST Radar Image for Severe Thunderstorms near Slippery Rock, PA at 1/12/2017 2:18 PM EST At 215 pm est, a severe thunderstorm was located near east palestine, moving east at 65 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
1/12/2017 2:15 PM EST Radar Image for Severe Thunderstorms near Slippery Rock, PA at 1/12/2017 2:19 PM EST At 215 pm est, a severe thunderstorm was located near east palestine, moving east at 65 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to trees and power lines, resulting in some power outages
9/17/2016 7:29 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 9/17/2016 7:34 PM EDT At 729 pm edt, a severe thunderstorm was located over slippery rock, or 7 miles south of grove city, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to trees and power lines. resulting in some power outages. locations impacted include, grove city, slippery rock, harrisville, clintonville, west liberty, eau claire, barkeyville and cherry valley. this includes interstate 80 in pennsylvania between mile markers 31 and 37. Please report severe weather by calling 4 1 2, 2 6 2, 1 9 8 8, posting to the nws pittsburgh facebook page, or using twitter @nwspittsburgh.
9/17/2016 7:17 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 9/17/2016 7:22 PM EDT At 716 pm edt, a severe thunderstorm was located near slippery rock, or 9 miles east of new castle, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to trees and power lines. Resulting in some power outages.
9/17/2016 6:19 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 9/17/2016 6:25 PM EDT At 619 pm edt, a severe thunderstorm capable of producing a tornado was located near slippery rock, or near grove city, moving northeast at 35 mph (radar indicated rotation). Hazards include tornado. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. locations impacted include, harrisville. Please report severe weather by calling 4 1 2, 2 6 2, 1 9 8 8, posting to the nws pittsburgh facebook page, or using twitter @nwspittsburgh.
9/17/2016 6:13 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 9/17/2016 6:19 PM EDT At 613 pm edt, a severe thunderstorm capable of producing a tornado was located over slippery rock, or near grove city, moving northeast at 30 mph (radar indicated rotation). Hazards include tornado. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. this tornadic thunderstorm will remain over mainly rural areas of southeastern mercer, southwestern venango and northwestern butler counties, including the following locations: harrisville. Please report severe weather by calling 4 1 2, 2 6 2, 1 9 8 8, posting to the nws pittsburgh facebook page, or using twitter @nwspittsburgh.
9/17/2016 6:01 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 9/17/2016 6:07 PM EDT At 601 pm edt, a severe thunderstorm capable of producing a tornado was located near slippery rock, or 7 miles south of grove city, moving northeast at 35 mph (radar indicated rotation). Hazards include tornado. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. this dangerous storm will be near, slippery rock around 610 pm edt. other locations impacted by this tornadic thunderstorm include plain grove township and harrisville. this includes interstate 79 in pennsylvania between mile markers 104 and 110. Please report severe weather by calling 4 1 2, 2 6 2, 1 9 8 8, posting to the nws pittsburgh facebook page, or using twitter @nwspittsburgh.
9/17/2016 5:59 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 9/17/2016 6:03 PM EDT At 559 pm edt, a severe thunderstorm was located near grove city, moving northeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to trees and power lines, resulting in some power outages. locations impacted include, grove city, slippery rock, harrisville, plain grove township, clintonville, eau claire, harlansburg and barkeyville. this includes the following highways, interstate 79 in pennsylvania between mile markers 106 and 114. interstate 80 in pennsylvania between mile markers 22 and 33. Please report severe weather by calling 4 1 2, 2 6 2, 1 9 8 8, posting to the nws pittsburgh facebook page, or using twitter @nwspittsburgh.
9/17/2016 5:49 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 9/17/2016 5:54 PM EDT At 549 pm edt, a severe thunderstorm was located 7 miles southeast of new wilmington, or 7 miles northeast of new castle, moving northeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to trees and power lines. Resulting in some power outages.
9/8/2016 6:07 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 9/8/2016 6:12 PM EDT At 607 pm edt, severe thunderstorms were located along a line extending from 8 miles south of oil city to 11 miles southwest of knox to 6 miles northwest of shanor-northvue, moving east at 50 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to trees and power lines. resulting in some power outages. locations impacted include, new castle, franklin, clarion, kittanning, knox, rimersburg, shanor-northvue, slippery rock, oakwood, prospect, chicora, seneca, east brady, harrisville, parker, polk, plain grove township, sligo, south new castle and emlenton. this includes the following highways, interstate 79 in pennsylvania between mile markers 97 and 109. interstate 80 in pennsylvania between mile markers 28 and 72. Please report severe weather by calling 4 1 2, 2 6 2, 1 9 8 8, posting to the nws pittsburgh facebook page, or using twitter @nwspittsburgh.
9/8/2016 5:48 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 9/8/2016 5:51 PM EDT At 548 pm edt, severe thunderstorms were located along a line extending from 7 miles southwest of franklin to near grove city to near new castle, moving east at 50 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to trees and power lines. Resulting in some power outages.
7/24/2016 3:47 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/24/2016 3:50 PM EDT At 346 pm edt, severe thunderstorms were located along a line extending from 13 miles east of slippery rock to 9 miles east of shanor-northvue to 6 miles east of meadowood, moving east at 60 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to trees and power lines. resulting in some power outages. locations impacted include, butler, homeacre-lyndora, shanor-northvue, meridian, slippery rock, meadowood, oak hills, prospect, harrisville, east butler, connoquenessing, clintonville, west liberty, eau claire, barkeyville, fairview, west sunbury, cherry valley, hooker and moraine state park. this includes interstate 80 in pennsylvania between mile markers 30 and 41. Please report severe weather by calling 4 1 2, 2 6 2, 1 9 8 8, posting to the nws pittsburgh facebook page, or using twitter @nwspittsburgh.
7/24/2016 3:40 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/24/2016 3:43 PM EDT At 340 pm edt, severe thunderstorms were located along a line extending from 9 miles east of slippery rock to 6 miles northeast of shanor-northvue to near meadowood, moving east at 60 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to trees and power lines. resulting in some power outages. locations impacted include, butler, grove city, homeacre-lyndora, shanor-northvue, meridian, slippery rock, meadowood, oak hills, prospect, harrisville, harmony, east butler, connoquenessing, clintonville, west liberty, eau claire, portersville, barkeyville, fairview and west sunbury. this includes the following highways, interstate 79 in pennsylvania between mile markers 87 and 105, and between mile markers 110 and 117. interstate 80 in pennsylvania between mile markers 18 and 41. Please report severe weather by calling 4 1 2, 2 6 2, 1 9 8 8, posting to the nws pittsburgh facebook page, or using twitter @nwspittsburgh.
7/24/2016 3:28 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/24/2016 3:31 PM EDT At 327 pm edt, severe thunderstorms were located along a line extending from near slippery rock to 7 miles northwest of shanor-northvue to near zelienople, moving east at 60 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to trees and power lines. resulting in some power outages. locations impacted include, butler, grove city, ellwood city, homeacre-lyndora, shanor-northvue, meridian, slippery rock, meadowood, oak hills, big beaver, new beaver, ellport, prospect, harrisville, harmony, plain grove township, koppel, east butler, wampum and connoquenessing. this includes the following highways, pennsylvania turnpike near mile marker 11. interstate 79 in pennsylvania between mile markers 87 and 117. interstate 80 in pennsylvania between mile markers 18 and 41. Please report severe weather by calling 4 1 2, 2 6 2, 1 9 8 8, posting to the nws pittsburgh facebook page, or using twitter @nwspittsburgh.
7/24/2016 3:20 PM EDT Numerous trees and utility poles down in northern lawrence county in lawrence county PA, 5 miles E of Slippery Rock, PA
7/24/2016 3:14 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/24/2016 3:19 PM EDT At 314 pm edt, severe thunderstorms were located along a line extending from near new wilmington to near new castle to ellwood city, moving east at 60 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to trees and power lines. Resulting in some power outages.
7/9/2015 2:43 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/9/2015 2:46 PM EDT At 242 pm edt, a severe thunderstorm was located 9 miles east of grove city, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to trees and some power outages
7/9/2015 2:21 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/9/2015 2:24 PM EDT At 221 pm edt, a severe thunderstorm was located near grove city, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to trees and some power outages locations impacted include, grove city, slippery rock, new wilmington, mercer, harrisville, plain grove township, clintonville, eau claire, kennerdell, jackson center, barkeyville, volant, cherry valley and boyers
7/9/2015 2:05 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 7/9/2015 2:08 PM EDT At 203 pm edt, a severe thunderstorm was located near hermitage, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to trees and some power outages
6/23/2015 11:52 AM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/23/2015 11:55 AM EDT At 1152 am edt, a severe thunderstorm was located near new wilmington, or 7 miles northeast of new castle, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding and trees. Locations impacted include, new castle, grove city, slippery rock, oakwood, new castle northwest, harrisville, plain grove township, south new castle, west liberty, harlansburg, portersville, volant, rose point park, moraine state park, cooper`s lake campground and mcconnells mill.
6/23/2015 11:32 AM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/23/2015 11:35 AM EDT At 1131 am edt, a severe thunderstorm was located near maplewood park, or 8 miles east of youngstown, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to trees.
6/14/2015 7:11 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/14/2015 7:14 PM EDT At 711 pm edt, severe thunderstorms were located along a line extending from near grove city to near slippery rock to homeacre-lyndora, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. Siding and trees.
6/14/2015 4:11 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/14/2015 4:14 PM EDT The severe thunderstorm warning for southeastern mercer, southwestern venango, northwestern butler and northeastern lawrence counties will expire at 415 pm edt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore the warning will be allowed to expire. however heavy rain is still occurring with this thunderstorm.
6/14/2015 3:51 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/14/2015 3:54 PM EDT At 349 pm edt, a severe thunderstorm was located near grove city, moving east at 20 mph. another severe thunderstorm was trailing the first storm. this second storm was located just south of mercer, moving east southeast at 20 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding and trees. Locations impacted include, grove city, slippery rock, mercer, harrisville, plain grove township and barkeyville.
6/14/2015 3:30 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/14/2015 3:33 PM EDT At 329 pm edt, a severe thunderstorm was located near new wilmington, or 9 miles west of grove city, moving east at 20 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding and trees.
6/12/2015 5:31 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/12/2015 5:36 PM EDT At 531 pm edt, a severe thunderstorm was located near slippery rock, or near grove city, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs. siding and trees. Locations impacted include, new castle, grove city, slippery rock, new wilmington, oakwood, new castle northwest, mercer, bessemer, seneca, harrisville, plain grove township, clintonville, west liberty, eau claire, harlansburg, kennerdell, jackson center, barkeyville, west sunbury and volant.
6/12/2015 5:22 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/12/2015 5:26 PM EDT At 521 pm edt, a severe thunderstorm was located over grove city, moving east at 45 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs. Siding and trees.
6/11/2015 4:57 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/11/2015 5:00 PM EDT At 457 pm edt, a severe thunderstorm was located 7 miles northeast of ellwood city, or 8 miles southeast of new castle, moving east at 20 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding and trees. Locations impacted include, slippery rock, prospect, plain grove township, west liberty, harlansburg, portersville, rose point park, moraine state park, cooper`s lake campground and mcconnells mill.
6/11/2015 4:49 PM EDT Radar Image for Severe Thunderstorms near Slippery Rock, PA at 6/11/2015 4:52 PM EDT At 449 pm edt, a severe thunderstorm was located over new castle, moving east at 20 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding and trees.
5/11/2015 8:39 PM EDT At 838 pm edt, severe thunderstorms were located along a line extending from near grove city to 9 miles west of knox, moving northeast at 45 mph. these storms have downed trees in butler and lawrence counties (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding and trees. locations impacted include, grove city, slippery rock, seneca, harrisville, plain grove township, emlenton, bruin, clintonville, eau claire, kennerdell, barkeyville, woodland heights, volant, cherry valley, boyers and cranberry township. 75in.
5/11/2015 8:29 PM EDT At 829 pm edt, severe thunderstorms were located along a line extending from near new wilmington to 14 miles east of slippery rock, moving northeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding and trees. locations impacted include, new castle, grove city, ellwood city, slippery rock, new wilmington, oakwood, new castle northwest, seneca, harrisville, plain grove township, south new castle, emlenton, bruin, clintonville, west liberty, eau claire, harlansburg, kennerdell, portersville and petrolia. 75in.
5/11/2015 8:19 PM EDT Multiple trees down in lawrence county PA, 5 miles E of Slippery Rock, PA
5/11/2015 8:17 PM EDT At 816 pm edt, severe thunderstorms were located along a line extending from near new wilmington to near ellwood city, moving northeast at 45 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. Siding and trees.
4/20/2015 5:56 PM EDT The severe thunderstorm warning for central butler county will expire at 600 pm edt, the storm which prompted the warning has weakened below severe limits. therefore the warning will be allowed to expire.
4/20/2015 5:35 PM EDT At 535 pm edt, a severe thunderstorm was located near meridian, or 9 miles northwest of butler, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is possible. expect wind damage to roofs, siding and trees. locations impacted include, homeacre-lyndora, shanor-northvue, zelienople, slippery rock, prospect, harmony, west liberty, portersville, petrolia, karns city, fairview, west sunbury, hooker, moraine state park and cooper`s lake campground. 1. 00in.
4/20/2015 5:17 PM EDT At 515 pm edt, a severe thunderstorm was located near beaver falls, moving northeast at 45 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding and trees.
4/9/2015 5:56 PM EDT The national weather service in pittsburgh has issued a * severe thunderstorm warning for. eastern mercer county in northwestern pennsylvania. southwestern venango county in northwestern pennsylvania. northwestern butler county in west central pennsylvania. Northeastern lawrence county in western pennsylvania.
6/25/2013 5:48 PM EDT Trees down in butler county PA, 0.5 miles SSE of Slippery Rock, PA
4/10/2013 5:50 PM EDT Numerous trees and wires dow in lawrence county PA, 4.5 miles ENE of Slippery Rock, PA
8/21/2011 2:32 PM EDT Quarter sized hail reported 3.4 miles W of Slippery Rock, PA, event occurred between 217 pm 08 21 2011 and 232 pm 08 21 2011
8/21/2011 2:20 PM EDT Quarter sized hail reported 6.6 miles NW of Slippery Rock, PA, event occurred between 217 pm 08 21 2011 and 232 pm 08 21 2011
8/21/2011 2:07 PM EDT Half Dollar sized hail reported 7.2 miles N of Slippery Rock, PA