Illinois Severe Severe Thunderstorm Warning | Effective 07/27/2026 14:53

Headline: 
Severe Thunderstorm Warning issued July 27 at 4:53PM CDT until July 27 at 6:00PM CDT by NWS Chicago IL
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
July 27, 2026 - 2:53pm
Expires: 
July 27, 2026 - 4:00pm
Description: 
SVRLOT The National Weather Service in Chicago has issued a * Severe Thunderstorm Warning for... Will County in northeastern Illinois... South central DuPage County in northeastern Illinois... Southeastern Cook County in northeastern Illinois... * Until 600 PM CDT. * At 453 PM CDT, severe thunderstorms were located along a line extending from Westmont to Indian Head Park to Midway Airport to Northerly Island, moving south at 40 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Joliet, Bolingbrook, Orland Park, Tinley Park, Downers Grove, Romeoville, Calumet City, Woodridge, Chicago Heights, Lansing, Oak Forest, Harvey, Lockport, New Lenox, Homer Glen, Blue Island, Dolton, Park Forest, Homewood, Matteson, Mokena, Frankfort, Steger, Peotone, and Lisle.
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Cook, IL; DuPage, IL; Will, IL
Forcast Office: 
NWS Chicago IL