Hail Map for Slippery Rock, PA

The Slippery Rock, PA area has had 3 reports of on-the-ground hail by trained spotters, and has been under severe weather warnings 18 times during the past 12 months. Doppler radar has detected hail at or near Slippery Rock, PA on 16 occasions, including 2 occasions 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
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 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