Illinois Severe Severe Thunderstorm Warning | Effective 07/03/2026 09:37

Headline: 
Severe Thunderstorm Warning issued July 3 at 11:37AM CDT until July 3 at 12:15PM CDT by NWS Chicago IL
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
July 3, 2026 - 9:37am
Expires: 
July 3, 2026 - 10:15am
Description: 
At 1137 AM CDT, severe thunderstorms were located along a line extending from 6 miles east of Durand to near Rockton, moving northeast at 55 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. These severe storms will be near... Machesney Park, Roscoe, South Beloit, and Rockton around 1140 AM CDT. Other locations impacted by these severe thunderstorms include Lake Summerset, Harrison, Shirland, and Seward.
Instruction: 
For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
Boone, IL; Winnebago, IL
Forcast Office: 
NWS Chicago IL