Illinois Tornado Warning | Effective 04/17/2026 18:43

Headline: 
Tornado Warning issued April 17 at 8:43PM CDT until April 17 at 9:00PM CDT by NWS Chicago IL
Event: 
Tornado Warning
Urgency: 
Immediate
Effective: 
April 17, 2026 - 6:43pm
Expires: 
April 17, 2026 - 7:00pm
Description: 
At 843 PM CDT, severe thunderstorms capable of producing tornadoes were located along a line extending from Zion to McHenry, moving east at 50 mph. HAZARD...Tornado. SOURCE...Radar indicated rotation. IMPACT...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... Waukegan, North Chicago, Gurnee, Round Lake Beach, Zion, Grayslake, Round Lake, Antioch, Fox Lake, Lake Villa, Lindenhurst, Beach Park, Gages Lake, Park City, Round Lake Park, Winthrop Harbor, Grandwood Park, Wadsworth, Long Lake, Pistakee Highlands, Volo, Venetian Village, Channel Lake, Lake Catherine, and Third Lake.
Instruction: 
TAKE COVER NOW! Move to a basement or an interior room on the lowest floor of a sturdy building. Avoid windows. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris.
Area Description: 
Lake, IL
Forcast Office: 
NWS Chicago IL