Illinois Severe Severe Thunderstorm Warning | Effective 07/03/2026 17:10

Headline: 
Severe Thunderstorm Warning issued July 3 at 7:10PM CDT until July 3 at 7:45PM CDT by NWS Chicago IL
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
July 3, 2026 - 5:10pm
Expires: 
July 3, 2026 - 5:45pm
Description: 
At 708 PM CDT, a severe thunderstorm was located near Byron, moving east at 25 mph. Additional severe thunderstorms were also located across portions of Carrol and Jo Daviess counties, and these storms will be moving across the area. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Byron, Winnebago, Pecatonica, Forreston, Stillman Valley, Leaf River, Seward, Adeline, and Baileyville.
Instruction: 
Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Ogle, IL; Winnebago, IL
Forcast Office: 
NWS Chicago IL