Illinois Severe Severe Thunderstorm Warning | Effective 07/27/2026 08:57

Headline: 
Severe Thunderstorm Warning issued July 27 at 10:57AM CDT until July 27 at 12:15PM CDT by NWS Chicago IL
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
July 27, 2026 - 8:57am
Expires: 
July 27, 2026 - 10:15am
Description: 
SVRLOT The National Weather Service in Chicago has issued a * Severe Thunderstorm Warning for... Lake County in northeastern Illinois... Northeastern Kane County in northeastern Illinois... Southeastern McHenry County in northeastern Illinois... Northern Cook County in northeastern Illinois... * Until 1215 PM CDT. * At 1057 AM CDT, a severe thunderstorm was located over Cary, or near Algonquin, moving east at 30 mph. 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... Chicago, Elgin, Waukegan, Arlington Heights, Evanston, Schaumburg, Palatine, Skokie, Des Plaines, Mount Prospect, Hoffman Estates, Glenview, Buffalo Grove, Bartlett, Crystal Lake, Streamwood, Hanover Park, Carpentersville, Wheeling, Park Ridge, Northbrook, Elk Grove Village, North Chicago, Gurnee, and Mundelein.
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Cook, IL; Kane, IL; Lake, IL; McHenry, IL
Forcast Office: 
NWS Chicago IL