Illinois Severe Thunderstorm Warning | Effective 04/15/2026 20:14

Headline: 
Severe Thunderstorm Warning issued April 15 at 10:14PM CDT until April 15 at 10:45PM CDT by NWS Chicago IL
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
April 15, 2026 - 8:14pm
Expires: 
April 15, 2026 - 8:45pm
Description: 
At 1012 PM CDT, a line of severe thunderstorms extended from West Chicago to Oswego, and were moving southeast at 40 mph. HAZARD...Localized pockets of 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Aurora, Joliet, Naperville, Bolingbrook, Wheaton, Downers Grove, Elmhurst, Lombard, Bartlett, Carol Stream, Romeoville, Plainfield, Hanover Park, Glendale Heights, St. Charles, Woodridge, Oswego, Glen Ellyn, West Chicago, Batavia, Geneva, Hinsdale, Lemont, Burr Ridge, and Oak Brook.
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: 
DuPage, IL; Kane, IL; Kendall, IL; Will, IL
Forcast Office: 
NWS Chicago IL