Hail Map for Harmon, IL

The Harmon, IL area has had 1 report of on-the-ground hail by trained spotters, and has been under severe weather warnings 24 times during the past 12 months. Doppler radar has detected hail at or near Harmon, IL on 45 occasions, including 3 occasions during the past year.

Name: Harmon, IL
Where Located: 71 miles N of Peoria, IL
Map: Google Map for Harmon, IL
Population: 120
Housing Units: 56
More Info: Search Google for Harmon, IL

Hail and Wind Damage Spotted near Harmon, IL

Date / Time Report Details
5/24/2024 9:39 AM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/24/2024 9:54 AM CDT At 939 am cdt, severe thunderstorms were located along a line extending from near german valley to near lost nation to near la moille, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. Locations impacted include, dixon, oregon, mount morris, amboy, polo, forreston, franklin grove, ashton, lost nation, sublette, woodhaven lakes, leaf river, grand detour, nelson, harmon, woodland shores, adeline, eldena, baileyville, woosung, lee center, and nachusa.
5/24/2024 9:14 AM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/24/2024 9:24 AM CDT At 913 am cdt, severe thunderstorms were located along a line extending from near shannon to sterling to near walnut, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. Locations impacted include, dixon, oregon, mount morris, amboy, polo, forreston, franklin grove, ashton, lost nation, sublette, woodhaven lakes, leaf river, grand detour, nelson, harmon, woodland shores, adeline, eldena, baileyville, woosung, lee center, and nachusa.
5/24/2024 8:58 AM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/24/2024 9:06 AM CDT Svrlot the national weather service in chicago has issued a * severe thunderstorm warning for, western ogle county in north central illinois, lee county in north central illinois, * until 1000 am cdt. * at 857 am cdt, severe thunderstorms were located along a line extending from near mount carroll to near emerson to 6 miles southeast of hooppole, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
5/21/2024 8:10 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/22/2024 12:11 AM CDT At 809 pm cdt, a severe thunderstorm was located near rock falls, moving northeast at 70 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. Locations impacted include, dixon, byron, oregon, mount morris, amboy, polo, davis junction, forreston, stillman valley, franklin grove, ashton, lost nation, monroe center, leaf river, grand detour, nelson, harmon, woodland shores, adeline, baileyville, kings, chana, nachusa, eldena, and woosung.
5/21/2024 7:53 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/21/2024 8:34 PM CDT Svrlot the national weather service in chicago has issued a * severe thunderstorm warning for, ogle county in north central illinois, lee county in north central illinois, * until 915 pm cdt. * at 753 pm cdt, a severe thunderstorm was located near hooppole, or 18 miles north of kewanee, moving northeast at 75 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
5/7/2024 6:51 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/7/2024 7:08 PM CDT Svrlot the national weather service in chicago has issued a * severe thunderstorm warning for, northwestern la salle county in north central illinois, southeastern ogle county in north central illinois, lee county in north central illinois, * until 745 pm cdt. * at 651 pm cdt, severe thunderstorms were located along a line extending from 6 miles southeast of rock falls to near walnut to 8 miles southeast of deer grove, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
5/4/2024 4:07 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/4/2024 4:12 PM CDT At 407 pm cdt, a severe thunderstorm was located near dixon, moving northeast at 45 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. Locations impacted include, dixon, oregon, amboy, franklin grove, ashton, lost nation, grand detour, nelson, harmon, woodland shores, eldena, woosung, lee center, chana, and nachusa.
5/4/2024 3:55 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/4/2024 4:01 PM CDT Svrlot the national weather service in chicago has issued a * severe thunderstorm warning for, southwestern ogle county in north central illinois, northwestern lee county in north central illinois, * until 430 pm cdt. * at 355 pm cdt, a severe thunderstorm was located near rock falls, moving northeast at 50 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
2/27/2024 6:39 PM CST Radar Image for Severe Thunderstorms near Harmon, IL at 2/27/2024 6:41 PM CST The storm which prompted the warning has moved out of the area. therefore, the warning will be allowed to expire. a tornado watch remains in effect until 1000 pm cst for north central illinois.
2/27/2024 6:16 PM CST Radar Image for Severe Thunderstorms near Harmon, IL at 2/27/2024 6:20 PM CST At 615 pm cst, severe thunderstorms were located along a line extending from woodhaven lakes to near sublette to 6 miles northwest of paw paw, moving east northeast at 30 mph (public). 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 roofs, siding, and trees. Locations impacted include, dixon, rochelle, amboy, hillcrest, franklin grove, ashton, paw paw, lost nation, sublette, woodhaven lakes, creston, lindenwood, grand detour, lee, compton, steward, nelson, west brooklyn, harmon, woodland shores, kings, chana, nachusa, eldena, and woosung.
2/27/2024 5:59 PM CST Radar Image for Severe Thunderstorms near Harmon, IL at 2/27/2024 6:03 PM CST At 558 pm cst, multiple severe thunderstorms were located along a line extending from 7 miles northeast of walnut to near amboy to near sublette, moving east northeast at 25 mph (public). 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 roofs, siding, and trees. Locations impacted include, dixon, rochelle, oregon, amboy, davis junction, hillcrest, stillman valley, franklin grove, ashton, paw paw, lost nation, sublette, woodhaven lakes, creston, lindenwood, monroe center, grand detour, lee, compton, steward, nelson, west brooklyn, harmon, woodland shores, and kings.
2/27/2024 5:39 PM CST Radar Image for Severe Thunderstorms near Harmon, IL at 2/27/2024 5:43 PM CST At 538 pm cst, multiple severe thunderstorms were located in a cluster along a line extending from 7 miles southeast of rock falls to near woodhaven lakes to near sublette, moving northeast at 25 mph (public). 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 roofs, siding, and trees. Locations impacted include, dixon, rochelle, byron, oregon, mount morris, amboy, polo, davis junction, hillcrest, stillman valley, franklin grove, ashton, paw paw, lost nation, sublette, woodhaven lakes, creston, lindenwood, monroe center, leaf river, grand detour, lee, compton, steward, and nelson.
2/27/2024 5:24 PM CST Radar Image for Severe Thunderstorms near Harmon, IL at 2/27/2024 5:30 PM CST At 523 pm cst, multiple severe thunderstorms were located in clusters from near rock falls to woodhaven lakes to near franklin grove, moving northeast at 20 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 roofs, siding, and trees. Locations impacted include, dixon, rochelle, byron, oregon, mount morris, amboy, polo, davis junction, hillcrest, stillman valley, franklin grove, ashton, paw paw, lost nation, sublette, woodhaven lakes, creston, lindenwood, monroe center, leaf river, grand detour, lee, compton, steward, and nelson.
2/27/2024 5:12 PM CST Radar Image for Severe Thunderstorms near Harmon, IL at 2/27/2024 5:17 PM CST Svrlot the national weather service in chicago has issued a * severe thunderstorm warning for, ogle county in north central illinois, lee county in north central illinois, * until 645 pm cst. * at 511 pm cst, multiple severe thunderstorms were located along a line extending from near lyndon to near rock falls to near amboy, moving northeast at 25 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 roofs, siding, and trees.
7/28/2023 10:18 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 7/28/2023 10:47 PM CDT At 1017 pm cdt, severe thunderstorms were located along a line extending from dekalb to paw paw to near woodhaven lakes, moving southeast at 60 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. locations impacted include, dixon, rochelle, amboy, hillcrest, franklin grove, ashton, paw paw, lost nation, sublette, woodhaven lakes, creston, lindenwood, grand detour, lee, compton, steward, nelson, west brooklyn, harmon and woodland shores. this includes, lee county fairgrounds and sauk valley college. including the following interstates, i-39 between mile markers 78 and 108. i-88 between mile markers 45 and 82. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 70 mph.
7/28/2023 9:57 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 7/28/2023 10:29 PM CDT At 957 pm cdt, severe thunderstorms were located along a line extending from near byron to near franklin grove to deer grove, moving east at 40 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. locations impacted include, dixon, rochelle, byron, oregon, mount morris, amboy, polo, davis junction, forreston, hillcrest, stillman valley, franklin grove, ashton, paw paw, lost nation, sublette, woodhaven lakes, creston, lindenwood and monroe center. this includes, castle rock state park, lee county fairgrounds, lowden state park, ogle county fairgrounds, sauk valley college, and white pines state park. including the following interstates, i-39 between mile markers 78 and 114. i-88 between mile markers 45 and 82. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 70 mph.
7/28/2023 9:41 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 7/29/2023 10:02 AM CDT At 941 pm cdt, severe thunderstorms were located along a line extending from german valley to near dixon to near prophetstown, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
7/28/2023 2:16 AM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 7/28/2023 2:20 AM CDT At 216 am cdt, a severe thunderstorm was located near amboy, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to roofs, siding, and trees. locations impacted include, dixon, amboy, franklin grove, ashton, sublette, woodhaven lakes, nelson, harmon, woodland shores, eldena, lee center and nachusa. this includes, lee county fairgrounds and sauk valley college. including the following interstate, i-88 between mile markers 45 and 69. hail threat, radar indicated max hail size, 0. 88 in wind threat, radar indicated max wind gust, 60 mph.
7/28/2023 2:00 AM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 7/28/2023 2:03 AM CDT At 200 am cdt, a line of severe thunderstorms was located from sterling to ohio, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to roofs, siding, and trees. locations impacted include, dixon, amboy, franklin grove, ashton, sublette, woodhaven lakes, nelson, harmon, woodland shores, eldena, lee center and nachusa. this includes, lee county fairgrounds and sauk valley college. including the following interstate, i-88 between mile markers 45 and 69. hail threat, radar indicated max hail size, 0. 88 in wind threat, radar indicated max wind gust, 60 mph.
7/28/2023 1:48 AM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 7/28/2023 1:53 AM CDT At 148 am cdt, a severe thunderstorm was located near rock falls, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. expect damage to roofs, siding, and trees
7/14/2023 7:28 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 7/15/2023 2:16 AM CDT At 728 pm cdt, a severe thunderstorm was located near walnut, or 12 miles southwest of amboy, moving east at 30 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. locations impacted include, amboy, franklin grove, ashton, sublette, woodhaven lakes, harmon, eldena and lee center. this includes, lee county fairgrounds. Including the following interstate, i-88 between mile markers 60 and 68.
7/14/2023 7:17 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 7/15/2023 2:17 AM CDT At 717 pm cdt, a severe thunderstorm was located over deer grove, or 10 miles south of rock falls, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
6/25/2023 12:00 AM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 6/25/2023 12:09 AM CDT At 1200 am cdt, severe thunderstorms were located along a line extending from near dixon to 8 miles west of amboy to tampico, moving northeast at 50 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. locations impacted include, dixon, amboy, franklin grove, ashton, paw paw, sublette, woodhaven lakes, lee, compton, steward, nelson, west brooklyn, harmon, woodland shores, eldena, lee center and nachusa. this includes, lee county fairgrounds and sauk valley college. including the following interstates, i-39 between mile markers 78 and 96. i-88 between mile markers 45 and 74. hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 60 mph.
6/24/2023 11:41 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 6/24/2023 11:48 PM CDT At 1141 pm cdt, a severe thunderstorm was located near rock falls, moving east at 55 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
4/20/2023 4:48 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 4/21/2023 4:27 AM CDT At 448 pm cdt, severe thunderstorms were located along a line extending from near woodhaven lakes to near amboy to near byron, moving east northeast at 40 mph. the strongest storm was located near amboy as of 448 pm (radar indicated). Hazards include 70 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. locations impacted include, dixon, rochelle, byron, oregon, mount morris, amboy, davis junction, hillcrest, stillman valley, franklin grove, ashton, paw paw, lost nation, sublette, woodhaven lakes, creston, lindenwood, monroe center, leaf river and grand detour. this includes, castle rock state park, lee county fairgrounds, lowden state park, and ogle county fairgrounds. including the following interstates, i-39 between mile markers 78 and 114. i-88 between mile markers 50 and 82. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, 70 mph.
4/20/2023 4:33 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 4/20/2023 4:47 PM CDT At 432 pm cdt, severe thunderstorms were located along a line extending from near walnut to near mount morris to 6 miles east of german valley, moving east 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. locations impacted include, dixon, rochelle, byron, oregon, mount morris, amboy, polo, davis junction, forreston, hillcrest, stillman valley, franklin grove, ashton, paw paw, lost nation, sublette, woodhaven lakes, creston, lindenwood and monroe center. this includes, castle rock state park, lee county fairgrounds, lowden state park, ogle county fairgrounds, sauk valley college, and white pines state park. including the following interstates, i-39 between mile markers 78 and 114. i-88 between mile markers 46 and 82. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
4/20/2023 4:15 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 4/20/2023 4:38 PM CDT At 415 pm cdt, severe thunderstorms were located along a line extending from tampico to near coleta to near forreston, 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. locations impacted include, dixon, rochelle, byron, oregon, mount morris, amboy, polo, davis junction, forreston, hillcrest, stillman valley, franklin grove, ashton, paw paw, lost nation, sublette, woodhaven lakes, creston, lindenwood and monroe center. this includes, castle rock state park, lee county fairgrounds, lowden state park, ogle county fairgrounds, sauk valley college, and white pines state park. including the following interstates, i-39 between mile markers 78 and 114. i-88 between mile markers 45 and 82. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
4/20/2023 4:00 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 4/20/2023 4:10 PM CDT At 359 pm cdt, severe thunderstorms were located along a line extending from near emerson to milledgeville to near shannon, moving east 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 roofs, siding, and trees.
4/19/2023 3:29 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 4/19/2023 3:33 PM CDT At 328 pm cdt, severe thunderstorms was located near dixon, harmon, and southwest of amboy, all moving east at 45 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. locations impacted include, dixon, amboy, franklin grove, ashton, sublette, woodhaven lakes, harmon, woodland shores, eldena, lee center and nachusa. this includes, lee county fairgrounds. including the following interstate, i-88 between mile markers 47 and 70. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, <50 mph.
4/19/2023 3:12 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 4/19/2023 3:16 PM CDT At 312 pm cdt, a severe thunderstorm was located near deer grove, or 8 miles south of rock falls, moving east at 50 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
4/5/2023 5:45 AM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 4/5/2023 6:30 AM CDT At 545 am cdt, severe thunderstorms were located along a line extending from near byron to near lost nation to 8 miles southwest of woodhaven lakes, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. locations impacted include, dixon, rochelle, byron, oregon, mount morris, amboy, davis junction, hillcrest, stillman valley, franklin grove, ashton, paw paw, lost nation, sublette, woodhaven lakes, creston, lindenwood, monroe center, leaf river and grand detour. this includes, castle rock state park, lee county fairgrounds, lowden state park, ogle county fairgrounds, and white pines state park. including the following interstates, i-39 between mile markers 78 and 114. I-88 between mile markers 47 and 82.
4/5/2023 5:32 AM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 4/5/2023 7:23 AM CDT At 532 am cdt, severe thunderstorms were located along a line extending from near polo to near dixon to near rock falls, moving northeast at 50 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, dixon, rochelle, byron, oregon, mount morris, amboy, polo, davis junction, forreston, hillcrest, stillman valley, franklin grove, ashton, paw paw, lost nation, sublette, woodhaven lakes, creston, lindenwood and monroe center. this includes, castle rock state park, lee county fairgrounds, lowden state park, ogle county fairgrounds, sauk valley college, and white pines state park. including the following interstates, i-39 between mile markers 78 and 114. I-88 between mile markers 45 and 82.
4/5/2023 5:18 AM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 4/5/2023 5:45 AM CDT At 517 am cdt, line of severe thunderstorms were located extending from near sharon to tampico, moving northeast at 50 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. the strongest winds will move into northwestern lee and southern ogle counties. expect damage to roofs, siding, and trees
4/4/2023 12:00 PM CDT Semi tipped over on us30 near harmon. time estimated by rada in lee county IL, 2.7 miles S of Harmon, IL
4/4/2023 11:58 AM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 4/4/2023 12:06 PM CDT At 1158 am cdt, severe thunderstorms were located along a line extending from near polo to near rock falls, moving east at 25 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 roofs, siding, and trees.
4/4/2023 11:19 AM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 4/4/2023 11:24 AM CDT At 1119 am cdt, severe thunderstorms were located along a line extending from near amboy to near woodhaven lakes to near la moille to near princeton, moving east at 45 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. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. locations impacted include, dixon, peru, la salle, rochelle, mendota, oregon, amboy, oglesby, davis junction, north utica, hillcrest, franklin grove, ashton, paw paw, tonica, lost nation, sublette, woodhaven lakes, creston and lindenwood. this includes, castle rock state park, illinois valley community college, lee county fairgrounds, matthiessen state park, sauk valley college, starved rock state park, and tri-county fairgrounds. including the following interstates, i-39 between mile markers 49 and 113. i-80 between mile markers 74 and 84. i-88 between mile markers 45 and 82. thunderstorm damage threat, considerable hail threat, observed max hail size, 1. 75 in wind threat, radar indicated max wind gust, 70 mph.
4/4/2023 11:03 AM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 4/4/2023 11:07 AM CDT At 1102 am cdt, severe thunderstorms were located along a line extending from near deer grove to walnut to near wyanet to near buda, moving east at 35 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. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. locations impacted include, dixon, peru, la salle, rochelle, mendota, oregon, amboy, oglesby, davis junction, north utica, hillcrest, franklin grove, ashton, paw paw, tonica, lost nation, sublette, woodhaven lakes, creston and lindenwood. this includes, castle rock state park, illinois valley community college, lee county fairgrounds, matthiessen state park, sauk valley college, starved rock state park, and tri-county fairgrounds. including the following interstates, i-39 between mile markers 49 and 113. i-80 between mile markers 74 and 84. i-88 between mile markers 45 and 82. thunderstorm damage threat, considerable hail threat, observed max hail size, 1. 75 in wind threat, radar indicated max wind gust, 70 mph.
4/4/2023 10:47 AM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 4/4/2023 10:50 AM CDT At 1046 am cdt, severe thunderstorms were located along a line extending from emerson to near rock falls to deer grove to near sheffield, moving east at 45 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. locations impacted include, dixon, peru, la salle, rochelle, mendota, oregon, amboy, oglesby, davis junction, north utica, hillcrest, franklin grove, ashton, paw paw, tonica, lost nation, sublette, woodhaven lakes, creston and lindenwood. this includes, castle rock state park, illinois valley community college, lee county fairgrounds, matthiessen state park, sauk valley college, starved rock state park, and tri-county fairgrounds. including the following interstates, i-39 between mile markers 49 and 113. i-80 between mile markers 74 and 84. i-88 between mile markers 45 and 82. thunderstorm damage threat, considerable hail threat, observed max hail size, 1. 00 in wind threat, radar indicated max wind gust, 70 mph.
4/4/2023 10:33 AM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 4/4/2023 10:36 AM CDT At 1033 am cdt, severe thunderstorms were located along a line extending from near lyndon to near prophetstown to near hooppole to annawan, moving east at 45 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings.
11/5/2022 9:28 AM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 11/16/2022 3:12 PM CDT At 925 am cdt, severe squalls producing little to no lightning were located along a line extending from near andover to prophetstown to 8 miles southwest of walnut to near buda, moving northeast at 45 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings.
4/30/2022 4:19 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 4/30/2022 4:24 PM CDT At 418 pm cdt, a severe thunderstorm was located near rock falls, moving northeast at 40 mph (autoamted observations. a 60 mph wind gust was measured in sterling with these storms!). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
3/5/2022 9:38 PM CST Radar Image for Severe Thunderstorms near Harmon, IL at 3/5/2022 9:46 PM CST At 938 pm cst, severe thunderstorms were located along a line extending from near pearl city to 6 miles west of dixon to near walnut, moving northeast at 65 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. these severe storms will be near, franklin grove and lost nation around 950 pm cst. oregon, pecatonica and woodhaven lakes around 955 pm cst. amboy, lake summerset, durand and sublette around 1000 pm cst. rochelle, hillcrest and stillman valley around 1005 pm cst. davis junction and paw paw around 1010 pm cst. beloit, machesney park, roscoe, south beloit and rockton around 1015 pm cst. including the following interstates, i-39 between mile markers 78 and 123. i-88 between mile markers 45 and 82. i-90 between mile markers 0 and 18. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 70 mph.
3/5/2022 9:24 PM CST Radar Image for Severe Thunderstorms near Harmon, IL at 3/5/2022 9:32 PM CST At 923 pm cst, severe thunderstorms were located along a line extending from near mount carroll to near emerson to near hooppole, moving northeast at 65 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. severe thunderstorms will be near, polo around 940 pm cst. dixon around 945 pm cst. franklin grove and lost nation around 950 pm cst. oregon, amboy, pecatonica, ashton and woodhaven lakes around 955 pm cst. winnebago, lake summerset, durand, stillman valley and sublette around 1000 pm cst. rochelle and hillcrest around 1005 pm cst. paw paw around 1010 pm cst. beloit, loves park, machesney park, roscoe, south beloit and rockton around 1015 pm cst. including the following interstates, i-39 between mile markers 78 and 123. i-88 between mile markers 45 and 82. i-90 between mile markers 0 and 18. hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 60 mph.
3/5/2022 9:24 PM CST Radar Image for Severe Thunderstorms near Harmon, IL at 3/5/2022 9:31 PM CST At 923 pm cst, severe thunderstorms were located along a line extending from near mount carroll to near emerson to near hooppole, moving northeast at 65 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. severe thunderstorms will be near, polo around 940 pm cst. dixon around 945 pm cst. franklin grove and lost nation around 950 pm cst. oregon, amboy, pecatonica, ashton and woodhaven lakes around 955 pm cst. winnebago, lake summerset, durand, stillman valley and sublette around 1000 pm cst. rochelle and hillcrest around 1005 pm cst. paw paw around 1010 pm cst. beloit, loves park, machesney park, roscoe, south beloit and rockton around 1015 pm cst. including the following interstates, i-39 between mile markers 78 and 123. i-88 between mile markers 45 and 82. i-90 between mile markers 0 and 18. hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 60 mph.
8/24/2021 5:58 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 1/6/2022 3:58 PM CDT At 557 pm cdt, severe thunderstorms were located along a line extending from 6 miles west of rockton to near byron to near rock falls, moving east at 50 mph. this line of storms has a history of producing wind gusts in excess of 60 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. locations impacted include, rockford, belvidere, loves park, machesney park, dixon, roscoe, rochelle, south beloit, rockton, poplar grove, byron, oregon, mount morris, amboy, polo, rockford airport, candlewick lake, cherry valley, winnebago and davis junction. hail threat, radar indicated max hail size, <. 75 in wind threat, observed max wind gust, 60 mph.
8/24/2021 5:33 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 12/28/2021 6:17 AM CDT At 532 pm cdt, severe thunderstorms were located along a line extending from near brodhead to near freeport to near morrison, moving east at 50 mph. this line of storms has a history of producing winds in excess of 60 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. locations impacted include, rockford, belvidere, loves park, machesney park, dixon, roscoe, rochelle, south beloit, rockton, poplar grove, byron, oregon, mount morris, amboy, polo, rockford airport, candlewick lake, cherry valley, winnebago and davis junction. hail threat, radar indicated max hail size, <. 75 in wind threat, observed max wind gust, 60 mph.
8/24/2021 5:26 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 1/6/2022 4:15 PM CDT At 525 pm cdt, severe thunderstorms were located along a line extending from near brodhead to near freeport to near garden plain, moving east at 50 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
8/11/2021 8:50 AM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 12/28/2021 1:43 AM CDT At 850 am cdt, a severe thunderstorm was located over sublette, or near mendota, moving east at 60 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. locations impacted include, dixon, amboy, franklin grove, ashton, sublette, woodhaven lakes, nelson, harmon, woodland shores, eldena, lee center and nachusa. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 70 mph.
8/11/2021 8:37 AM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 12/28/2021 1:47 AM CDT At 837 am cdt, a severe thunderstorm was located near geneseo, or 15 miles northeast of cambridge, moving east at 60 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. locations impacted include, dixon, amboy, franklin grove, ashton, sublette, woodhaven lakes, nelson, harmon, woodland shores, eldena, lee center and nachusa. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 70 mph.
8/11/2021 8:25 AM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 1/7/2022 1:51 PM CDT At 825 am cdt, a severe thunderstorm was located over colona, or near east moline, moving east at 60 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.
8/10/2021 6:25 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 1/7/2022 3:54 PM CDT At 624 pm cdt, severe thunderstorms were located along a line extending from durand to near ashton, moving northeast at 50 mph. the strongest winds with these storms will move in the rockford and rochelle area shortly (trained weather spotters). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include, rockford, loves park, machesney park, dixon, roscoe, rochelle, south beloit, rockton, byron, oregon, mount morris, amboy, polo, rockford airport, cherry valley, winnebago, davis junction, pecatonica, forreston and durand.
8/10/2021 6:13 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 12/28/2021 7:41 AM CDT At 612 pm cdt, severe thunderstorms were located along a line extending from near lake summerset to near franklin grove, moving northeast at 45 mph. isolated severe storms are ahead of these and responsible for producing wind damage near loves park (trained weather spotters). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include, rockford, loves park, machesney park, dixon, roscoe, rochelle, south beloit, rockton, byron, oregon, mount morris, amboy, polo, rockford airport, cherry valley, winnebago, davis junction, pecatonica, forreston and durand.
8/10/2021 5:53 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 1/7/2022 4:05 PM CDT At 552 pm cdt, severe thunderstorms were located along a line extending from warren to 5 miles west of freeport, moving northeast at 45 mph. the strongest winds with these storms are moving across ogle county and toward western and southern winnebago county (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. locations impacted include, rockford, loves park, machesney park, dixon, roscoe, rochelle, south beloit, rockton, byron, oregon, mount morris, amboy, polo, rockford airport, cherry valley, winnebago, davis junction, pecatonica, forreston and durand. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 70 mph.
8/10/2021 5:39 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 1/7/2022 4:06 PM CDT At 538 pm cdt, severe thunderstorms were located along a line extending from near apple river to near walnut, moving northeast at 50 mph. the strongest winds with these storms look to move into western and central ogle and western winnebago counties (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. expect damage to roofs, siding, and trees
11/10/2020 3:58 PM CST Radar Image for Severe Thunderstorms near Harmon, IL at 1/31/2022 10:39 AM CST The severe thunderstorm warning for lee and central ogle counties will expire at 400 pm cst, the storms which prompted the warning have moved out of the area. therefore, the warning will be allowed to expire. a tornado watch remains in effect until 800 pm cst for north central illinois.
11/10/2020 3:35 PM CST Radar Image for Severe Thunderstorms near Harmon, IL at 11/10/2020 3:38 PM CST At 334 pm cst, severe thunderstorms were located along a line extending from near winnebago to stillman valley to amboy, moving northeast at 70 mph. a wind gust of 54 mph was measured in dixon recently (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include, dixon, byron, oregon, mount morris, amboy, stillman valley, franklin grove, ashton, lost nation, sublette, woodhaven lakes, leaf river, grand detour, harmon, eldena, lee center, chana and nachusa.
11/10/2020 3:12 PM CST Radar Image for Severe Thunderstorms near Harmon, IL at 11/10/2020 3:15 PM CST At 311 pm cst, severe thunderstorms were located along a line extending from near shannon to near dixon to near walnut, moving northeast at 60 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include, dixon, byron, oregon, mount morris, amboy, polo, forreston, stillman valley, franklin grove, ashton, lost nation, sublette, woodhaven lakes, leaf river, grand detour, nelson, harmon, woodland shores, adeline and baileyville.
11/10/2020 2:48 PM CST Radar Image for Severe Thunderstorms near Harmon, IL at 11/10/2020 2:51 PM CST At 247 pm cst, severe thunderstorms were located along a line extending from near fairhaven to prophetstown to kewanee, moving northeast at 60 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings.
8/10/2020 3:02 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 8/10/2020 3:05 PM CDT At 301 pm cdt, damaging winds were located along a line extending from near footville to near capron to near waterman to tonica, moving east at 70 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. Locations impacted include, rockford, beloit, loves park, machesney park, dixon, roscoe, rochelle, south beloit, rockton, byron, oregon, mount morris, amboy, polo, rockford airport, cherry valley, winnebago, davis junction, pecatonica and forreston.
8/10/2020 2:41 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 8/10/2020 2:44 PM CDT At 241 pm cdt, severe thunderstorms were located along a line extending from near monroe to near rockford to 6 miles southeast of ashton to 7 miles east of bradford, moving east at 70 mph. these are very dangerous storms (trained weather spotters). Hazards include 80 mph wind gusts and quarter size hail. the winds will last for more than 30 minutes!. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. extensive tree damage and power outages are likely. Locations impacted include, rockford, beloit, loves park, machesney park, dixon, roscoe, rochelle, south beloit, rockton, byron, oregon, mount morris, amboy, polo, rockford airport, cherry valley, winnebago, davis junction, pecatonica and forreston.
8/10/2020 2:25 PM CDT Several branches down. exterior side of house peeled awa in lee county IL, 0.3 miles W of Harmon, IL
8/10/2020 2:15 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 8/10/2020 2:18 PM CDT At 214 pm cdt, severe thunderstorms were located along a line extending from near shullsburg to near pearl city to near rock falls to near altona, moving east at 70 mph. these are very dangerous storms! (trained weather spotters). Hazards include 80 mph wind gusts and golf ball size hail. the largest hail will fall across winnebago county, and the strongest winds are moving into lee and ogle counties now. the winds will last longer than 30 minutes!. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. extensive tree damage and power outages are likely. Locations impacted include, rockford, beloit, loves park, machesney park, dixon, roscoe, rochelle, south beloit, rockton, byron, oregon, mount morris, amboy, polo, rockford airport, cherry valley, winnebago, davis junction, pecatonica and forreston.
8/10/2020 1:55 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 8/10/2020 1:58 PM CDT At 154 pm cdt, severe thunderstorms were located along a line extending from near menominee to near massbach to near erie to near north henderson, moving east at 70 mph. these are very dangerous storms! (automated wind measurement. a wind gust of 86 mph was measured in davenport with this storms. additionally, 2 inch hail was reported in freeport). Hazards include 80 mph wind gusts and quarter size hail. a second severe storm was located near dakota, moving northeast at 35 mph. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. extensive tree damage and power outages are likely. Locations impacted include, rockford, beloit, loves park, machesney park, dixon, roscoe, rochelle, south beloit, rockton, byron, oregon, mount morris, amboy, polo, rockford airport, cherry valley, winnebago, davis junction, pecatonica and forreston.
8/10/2020 1:41 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 8/10/2020 1:44 PM CDT At 141 pm cdt, severe thunderstorms were located along a line extending from centralia to near springbrook to near princeton to near little york, moving east at 70 mph. these storms are producing widespread wind damage! (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings.
7/11/2020 8:53 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 7/11/2020 8:56 PM CDT At 852 pm cdt, a line of severe thunderstorm was located near sublette, or near mendota extending back northeast toward nelson, moving east at 35 mph. power lines have trees have reported downed in an around dixon (trained weather spotters). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs, siding, and trees. Locations impacted include, dixon, amboy, franklin grove, ashton, sublette, woodhaven lakes, nelson, harmon, woodland shores, eldena, lee center and nachusa.
7/11/2020 8:35 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 7/11/2020 8:38 PM CDT At 834 pm cdt, a severe thunderstorm was located 7 miles southwest of woodhaven lakes, or 8 miles southwest of amboy, moving east at 35 mph. the stering airport reported a 60 mph wind gust with this storm (radar and airport observation station indicated). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to roofs, siding, and trees. Locations impacted include, dixon, amboy, franklin grove, ashton, sublette, woodhaven lakes, nelson, harmon, woodland shores, eldena, lee center and nachusa.
7/11/2020 8:03 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 7/11/2020 8:06 PM CDT The national weather service in chicago has issued a * severe thunderstorm warning for. lee county in north central illinois. until 900 pm cdt. At 803 pm cdt, a severe thunderstorm was located over tampico, or 11 miles southwest of rock falls, moving east at 35 mph.
6/26/2020 6:12 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 6/26/2020 6:15 PM CDT At 612 pm cdt, a severe thunderstorm was located near franklin grove, or near dixon, moving east at 45 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. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. this severe storm will be near, amboy around 615 pm cdt. franklin grove around 620 pm cdt. ashton around 625 pm cdt. paw paw around 640 pm cdt. Other locations impacted by this severe thunderstorm include nelson, harmon, west brooklyn, compton, lee and steward.
6/26/2020 6:05 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 6/26/2020 6:08 PM CDT At 605 pm cdt, a severe thunderstorm was located near dixon, moving east at 45 mph (radar indicated). Hazards include 70 mph wind gusts and ping pong ball size hail. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. this severe storm will be near, amboy around 610 pm cdt. franklin grove around 615 pm cdt. ashton around 620 pm cdt. paw paw around 635 pm cdt. Other locations impacted by this severe thunderstorm include nelson, harmon, west brooklyn, compton, lee and steward.
6/26/2020 5:50 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 6/26/2020 5:53 PM CDT At 550 pm cdt, a severe thunderstorm was located near sterling, moving east at 45 mph (radar indicated). Hazards include 70 mph wind gusts and ping pong ball size hail. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. this severe thunderstorm will be near, dixon and walton around 605 pm cdt. amboy and franklin grove around 615 pm cdt. ashton around 620 pm cdt. paw paw around 635 pm cdt. including the following interstates, i-39 between mile markers 79 and 96. I-88 between mile markers 45 and 74.
5/14/2020 11:11 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/14/2020 11:14 PM CDT The severe thunderstorm warning for southwestern lee county will expire at 1115 pm cdt, 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 100 am cdt for north central illinois. remember, a severe thunderstorm warning still remains in effect for south-central and southeastern lee county until 1145 pm cdt.
5/14/2020 10:49 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/14/2020 10:52 PM CDT At 1049 pm cdt, severe thunderstorms were located along a line extending from near walton to near walnut, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. Locations impacted include, walton and harmon.
5/14/2020 10:26 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/14/2020 10:29 PM CDT At 1026 pm cdt, a severe thunderstorm was located near deer grove, or 8 miles south of rock falls, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
9/12/2019 11:28 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 9/12/2019 11:31 PM CDT The national weather service in chicago has issued a * severe thunderstorm warning for. south central ogle county in north central illinois. western lee county in north central illinois. until 1215 am cdt. At 1128 pm cdt, a severe thunderstorm was located near rock falls,.
5/27/2019 3:54 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/27/2019 3:57 PM CDT The severe thunderstorm warning for southwestern lee county will expire at 400 pm cdt, the storm which prompted the warning has moved out of the area. therefore, the warning will be allowed to expire. a tornado watch remains in effect until 900 pm cdt for north central illinois.
5/27/2019 3:35 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/27/2019 3:38 PM CDT At 334 pm cdt, a severe thunderstorm was located near deer grove, or 9 miles south of rock falls, moving east at 25 mph. rotation is increasing 2 miles north of walnut and a tornado, while not sighted yet, is still possible (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, walton and harmon.
5/27/2019 3:20 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/27/2019 3:23 PM CDT At 319 pm cdt, a severe thunderstorm was located over tampico, or 11 miles south of rock falls, moving east at 25 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.
5/16/2019 6:53 PM CDT Quarter sized hail reported 0.2 miles ENE of Harmon, IL
5/16/2019 6:52 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/16/2019 6:55 PM CDT At 652 pm cdt, a severe thunderstorm was located near walton, moving east at 30 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 roofs, siding, and trees. this severe thunderstorm will be near, walton around 700 pm cdt. amboy around 710 pm cdt. other locations impacted by this severe thunderstorm include nelson, harmon, sublette and west brooklyn. including the following interstate, i-88 between mile markers 46 and 51. This includes, lee county fairgrounds.
4/22/2019 4:10 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 4/22/2019 4:14 PM CDT At 409 pm cdt, a severe thunderstorm was located near harmon, moving east at 35 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, dixon, walton, amboy, franklin grove, nelson and harmon.
4/22/2019 3:52 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 4/22/2019 3:56 PM CDT At 352 pm cdt, a severe thunderstorm was located near tampico, or 7 miles southwest of rock falls, moving east at 35 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
9/25/2018 4:09 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 9/25/2018 4:15 PM CDT The severe thunderstorm warning for ogle, lee and southern winnebago counties will expire at 415 pm cdt, the storms which prompted the warning have moved out of the area. however, a severe thunderstorm warning remains in effect for far eastern portions of ogle and lee counties until 5 pm cdt. winds gusts to 80 mph are possible with these storms. a severe thunderstorm watch remains in effect until 1000 pm cdt for north central illinois.
9/25/2018 3:48 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 9/25/2018 3:52 PM CDT At 342 pm cdt, severe thunderstorms were located along a line extending from near german valley to near polo to near hooppole, moving east at 55 mph (trained weather spotters at milledge reported 60 mph measured wind gusts. emergency management also reported large trees snapped and power poles down). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include, rockford, loves park, machesney park, dixon, rochelle, oregon, mount morris, rockford airport, walton, byron, cherry valley, winnebago, amboy, polo, forreston, hillcrest, stillman valley, franklin grove, ashton and davis junction.
9/25/2018 3:27 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 9/25/2018 3:30 PM CDT At 326 pm cdt, severe thunderstorms were located along a line extending from near shannon to coleta to near geneseo, moving east at 55 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
8/28/2018 8:13 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 8/28/2018 8:17 PM CDT At 812 pm cdt, severe thunderstorms were located along a line extending from near polo to near amboy to 6 miles northeast of princeton, moving east at 60 mph (radar indicated). Hazards include 70 mph wind gusts and penny size hail. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include, ottawa, dixon, rochelle, mendota, oregon, mount morris, walton, la salle, byron, amboy, polo, earlville, forreston, north utica, hillcrest, stillman valley, franklin grove, ashton, paw paw and naplate.
8/28/2018 7:45 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 8/28/2018 7:51 PM CDT At 745 pm cdt, severe thunderstorms were located along a line extending from 6 miles north of fulton to near tampico to near annawan, moving east at 60 mph (radar indicated). Hazards include 70 mph wind gusts and penny size hail. Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings.
5/2/2018 6:57 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/2/2018 7:01 PM CDT At 634 pm cdt, a severe thunderstorm was located near sterling, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
5/2/2018 6:34 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/2/2018 6:37 PM CDT At 634 pm cdt, a severe thunderstorm was located near sterling, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
7/21/2017 8:14 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 7/21/2017 8:20 PM CDT At 814 pm cdt, severe thunderstorms were located along a line extending from 7 miles southwest of oregon to near dixon to near walton, moving east at 45 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. these severe storms will be near, franklin grove around 820 pm cdt. Amboy and ashton around 830 pm cdt.
7/21/2017 8:00 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 7/21/2017 8:04 PM CDT At 800 pm cdt, severe thunderstorms were located along a line extending from near polo to near sterling to near rock falls, moving east at 45 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. severe thunderstorms will be near, dixon around 815 pm cdt. walton around 820 pm cdt. franklin grove around 825 pm cdt. amboy and ashton around 830 pm cdt. other locations impacted by these severe thunderstorms include nelson, harmon and sublette. Including the following interstate, i-88 between mile markers 45 and 72.
6/17/2017 7:02 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 6/17/2017 7:06 PM CDT At 702 pm cdt, a severe thunderstorm was located over walton, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, dixon, walton and harmon.
6/17/2017 6:45 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 6/17/2017 6:50 PM CDT At 644 pm cdt, a severe thunderstorm was located near rock falls, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe storm will be near, dixon and walton around 700 pm cdt. Other locations impacted by this severe thunderstorm include nelson and harmon.
6/17/2017 6:31 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 6/17/2017 6:34 PM CDT At 630 pm cdt, a severe thunderstorm was located over emerson, or near rock falls, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
5/17/2017 9:59 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/17/2017 10:02 PM CDT At 958 pm cdt, severe thunderstorms were located along a line extending from near durand to near oregon to near princeton, moving northeast at 65 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. expect damage to roofs, siding, and trees
5/17/2017 9:39 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/17/2017 9:43 PM CDT At 939 pm cdt, severe thunderstorms were located along a line extending from near forreston to near rock falls, moving northeast at 50 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to roofs, siding, and trees. locations impacted include, dixon, oregon, mount morris, byron, polo, forreston, stillman valley, davis junction, leaf river, nelson, harmon and adeline. A tornado watch remains in effect until 1100 pm cdt for north central illinois.
5/17/2017 9:13 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/17/2017 9:16 PM CDT At 913 pm cdt, a severe thunderstorm was located near sterling, moving northeast at 55 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, dixon, oregon, mount morris, byron, polo, forreston, stillman valley, davis junction, leaf river, nelson, harmon and adeline. A tornado watch remains in effect until 1100 pm cdt for north central illinois.
5/17/2017 8:58 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 5/17/2017 9:03 PM CDT At 858 pm cdt, a severe thunderstorm was located near tampico, or 10 miles southwest of rock falls, moving northeast at 55 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings.
3/6/2017 11:36 PM CST Radar Image for Severe Thunderstorms near Harmon, IL at 3/6/2017 11:40 PM CST At 1136 pm cst, severe thunderstorms were located along a line extending from near orfordville to byron to near oregon to near walnut, moving northeast at 80 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. these severe storms will be near, byron and winnebago around 1140 pm cst. rockford, dixon, rockford airport, amboy and stillman valley around 1145 pm cst. franklin grove around 1150 pm cst. loves park, machesney park, roscoe, cherry valley and ashton around 1155 pm cst. Rochelle around 1200 am cst.
3/6/2017 11:18 PM CST Radar Image for Severe Thunderstorms near Harmon, IL at 3/6/2017 11:21 PM CST At 1118 pm cst, severe thunderstorms were located along a line extending from near cedarville to near forreston to near rock falls to atkinson, moving northeast at 75 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. these severe storms will be near, dixon, pecatonica and lake summerset around 1130 pm cst. winnebago, durand and franklin grove around 1135 pm cst. oregon around 1140 pm cst. beloit, machesney park, rochelle, south beloit, rockton, walton and stillman valley around 1145 pm cst. roscoe and amboy around 1150 pm cst. Ashton around 1200 am cst.
3/6/2017 10:59 PM CST Radar Image for Severe Thunderstorms near Harmon, IL at 3/6/2017 11:06 PM CST At 1059 pm cst, severe thunderstorms were located along a line extending from near massbach to chadwick to 6 miles south of erie to near woodhull, moving northeast at 75 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. severe thunderstorms will be near, forreston around 1115 pm cst. dixon, winnebago, pecatonica, durand and lake summerset around 1130 pm cst. rockford and franklin grove around 1135 pm cst. oregon and ashton around 1140 pm cst. beloit, loves park, machesney park, south beloit, rockton, walton and roscoe around 1145 pm cst. rochelle, amboy and stillman valley around 1150 pm cst. other locations impacted by these severe thunderstorms include nelson, leaf river, new millford, davis junction, lake summerset, harmon and adeline. including the following interstates, i-39 between mile markers 107 and 123. i-88 between mile markers 45 and 71. I-90 between mile markers 0 and 2, and between mile markers 61 and 76.
2/23/2017 10:52 PM CST Radar Image for Severe Thunderstorms near Harmon, IL at 2/23/2017 10:55 PM CST At 1052 pm cst, a severe thunderstorm was located near walton, moving northeast at 55 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. this severe thunderstorm will be near, dixon and amboy around 1105 pm cst. franklin grove around 1110 pm cst. ashton around 1115 pm cst. other locations impacted by this severe thunderstorm include harmon. Including the following interstate, i-88 between mile markers 48 and 68.
7/13/2016 5:06 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 7/13/2016 5:09 PM CDT At 505 pm cdt, severe thunderstorms were located along a line extending from near sterling to near walnut, moving east at 25 mph. the storms have continued a weakening trend so any severe wind is likely to be very isolated (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs. siding. and trees. locations impacted include, walton, amboy, sublette and harmon. this includes, lee county fairgrounds. Including the following interstate, i-88 between mile markers 45 and 46.
7/13/2016 4:48 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 7/13/2016 4:51 PM CDT At 447 pm cdt, severe thunderstorms were located along a line extending from near emerson to near walnut, moving east at 25 mph. these thunderstorms have exhibited a gradual weakening trend since 430 pm, however an isolated risk of winds and hail continues (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs. siding. and trees. locations impacted include, dixon, walton, amboy, franklin grove, ashton, sublette, nelson and harmon. this includes, lee county fairgrounds and sauk valley college. Including the following interstate, i-88 between mile markers 45 and 70.
7/13/2016 4:32 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 7/13/2016 4:35 PM CDT At 430 pm cdt, severe thunderstorms were located along a line extending from near lyndon to 7 miles east of hooppole, moving east at 25 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs. siding. And trees.
3/15/2016 8:49 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 3/15/2016 8:54 PM CDT At 848 pm cdt, a severe thunderstorm capable of producing a tornado was located near rock falls, moving northeast at 45 mph (radar indicated rotation). Hazards include tornado and quarter size hail. 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, dixon around 900 pm cdt. other locations impacted by this tornadic thunderstorm include nelson and harmon. this includes, sauk valley college. Including the following interstate, i-88 between mile markers 45 and 59.
3/15/2016 8:37 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 3/15/2016 8:41 PM CDT At 837 pm cdt, a severe thunderstorm capable of producing a tornado was located near deer grove, or 7 miles south of rock falls, moving northeast at 45 mph (radar indicated rotation). Hazards include tornado and quarter size hail. 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, dixon around 900 pm cdt. other locations impacted by this tornadic thunderstorm include nelson and harmon. this includes, sauk valley college. Including the following interstate, i-88 between mile markers 45 and 59.
11/11/2015 7:34 PM CST Radar Image for Severe Thunderstorms near Harmon, IL at 11/11/2015 7:37 PM CST At 733 pm cst, severe thunderstorms were located along a line extending from near ridott to 10 miles south of amboy, moving east at 45 mph. these storms have a history of producing sporadic gusts in excess of 60 mph and wind damage in northwest illinois (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding and trees. Locations impacted include, rockford, dixon, oregon, mount morris, walton, byron, winnebago, amboy, polo, pecatonica, forreston, durand, stillman valley, franklin grove, ashton, lake summerset, sublette, leaf river, nelson and harmon.
11/11/2015 7:18 PM CST Radar Image for Severe Thunderstorms near Harmon, IL at 11/11/2015 7:21 PM CST At 717 pm cst, severe thunderstorms were located along a line extending from near freeport to near deer grove, moving northeast at 70 mph. this line of storms has a history of producing sporadic wind damage across northwest illinois (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding and trees. Locations impacted include, rockford, dixon, oregon, mount morris, walton, byron, winnebago, amboy, polo, pecatonica, forreston, durand, stillman valley, franklin grove, ashton, lake summerset, sublette, leaf river, nelson and harmon.
11/11/2015 7:05 PM CST Radar Image for Severe Thunderstorms near Harmon, IL at 11/11/2015 7:08 PM CST At 703 pm cst, severe thunderstorms were located along a line extending from near lanark to near sheffield, moving northeast at 70 mph. this line of storms does have a history of producing sporadic wind damage in northwest illinois (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. Siding and trees.
7/6/2015 6:01 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 7/6/2015 6:04 PM CDT At 601 pm cdt, severe thunderstorms were located along a line extending from near rock falls to near walton to 8 miles east of walnut, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding and trees. locations impacted include, dixon, walton, amboy, franklin grove, ashton, sublette, nelson and harmon. this includes, lee county fairgrounds. Including the following interstate, i-88 between mile markers 45 and 71.
7/6/2015 5:44 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 7/6/2015 5:47 PM CDT At 543 pm cdt, severe thunderstorms were located along a line extending from near rock falls to near walnut, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding and trees. severe thunderstorms will be near, walton around 600 pm cdt. dixon around 605 pm cdt. franklin grove around 615 pm cdt. ashton around 625 pm cdt. other locations impacted by these severe thunderstorms include sublette, harmon and nelson. including the following interstate, i-88 between mile markers 45 and 71. This includes, lee county fairgrounds.
6/22/2015 7:31 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 6/22/2015 7:35 PM CDT At 730 pm cdt, a severe thunderstorm capable of producing a tornado was located near rock falls, moving east at 25 mph (radar indicated rotation). Hazards include tornado and half dollar size hail. 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, walton around 745 pm cdt. other locations impacted by this tornadic thunderstorm include nelson and harmon. this includes, sauk valley college. Including the following interstate, i-88 between mile markers 45 and 54.
6/22/2015 7:30 PM CDT Roof blown off a buildin in lee county IL, 0.2 miles ENE of Harmon, IL
6/22/2015 7:22 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 6/22/2015 7:26 PM CDT At 722 pm cdt, a severe thunderstorm capable of producing a tornado was located over rock falls, moving east at 25 mph (radar indicated rotation). Hazards include tornado and half dollar size hail. 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, walton around 750 pm cdt. other locations impacted by this tornadic thunderstorm include nelson and harmon. this includes, sauk valley college. Including the following interstate, i-88 between mile markers 45 and 54.
6/22/2015 7:03 PM CDT Radar Image for Severe Thunderstorms near Harmon, IL at 6/22/2015 7:06 PM CDT At 702 pm cdt, a severe thunderstorm capable of producing a tornado was located over emerson, or near sterling, moving southeast at 25 mph (radar indicated rotation). Hazards include tornado and golf ball size hail. 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, walton around 745 pm cdt. other locations impacted by this tornadic thunderstorm include nelson and harmon. this includes, sauk valley college. Including the following interstate, i-88 between mile markers 45 and 54.
4/9/2015 6:16 PM CDT A severe thunderstorm warning remains in effect until 645 pm cdt for south central ogle and western lee counties. at 615 pm cdt. a severe thunderstorm was located near walton. moving northeast at 50 mph. hazard. golf ball size hail and 70 mph wind gusts. source. Radar indicated.
4/9/2015 6:11 PM CDT The national weather service in chicago has issued a * severe thunderstorm warning for. south central ogle county in north central illinois. western lee county in north central illinois. until 645 pm cdt * at 611 pm cdt. A severe thunderstorm was located near walton.
6/24/2013 4:29 PM CDT This is from the june 24th event. this was the start of an approximately 13 mile swath of severe wind damage to the northeast which ended 1nnw of amboy. estimated wind in lee county IL, 5.7 miles NNW of Harmon, IL