Illinois Tornado Warning | Effective 04/17/2026 18:46

Headline: 
Tornado Warning issued April 17 at 8:46PM CDT until April 17 at 9:15PM CDT by NWS Chicago IL
Event: 
Tornado Warning
Urgency: 
Immediate
Effective: 
April 17, 2026 - 6:46pm
Expires: 
April 17, 2026 - 7:15pm
Description: 
At 845 PM CDT, a severe thunderstorm capable of producing a tornado was located over Lake Barrington, or over Lake Zurich, moving east at 40 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. This dangerous storm will be near... Buffalo Grove, Mundelein, Vernon Hills, Lake Zurich, Wauconda, Long Grove, Hawthorn Woods, Kildeer, and Forest Lake around 850 PM CDT. Libertyville and Lincolnshire around 855 PM CDT. Other locations in the path of this tornadic thunderstorm include North Chicago, Lake Forest, Lake Bluff, Green Oaks, Bannockburn, Highland Park and Highwood.
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