Severe Thunderstorm Warning — DuPage County, Illinois
A thunderstorm capable of producing damaging winds of 58+ mph and/or 1-inch hail has been detected.
Current Status
⛈️ Active: Severe Thunderstorm Warning
Severe Thunderstorm Warning issued August 9 at 2:51PM CDT until August 9 at 3:15PM CDT by NWS Chicago IL
SVRLOT The National Weather Service in Chicago has issued a * Severe Thunderstorm Warning for... Northwestern Will County in northeastern Illinois... Southeastern DuPage County in northeastern Illinois... Southeastern Cook County in northeastern Illinois... * Until 315 PM CDT. * At 251 PM CDT, a severe thunderstorm was located over Chatham, or over Roseland, moving east at 45 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Chicago, Hammond, Bolingbrook, Orland Park, Tinley Park, Oak Lawn, Downers Grove, Romeoville, Plainfield, Calumet City, Woodridge, Chicago Lawn, Englewood, South Shore, Roseland, Midway Airport, Burbank, Lansing, Oak Forest, Harvey, Lockport, Homer Glen, Blue Island, Dolton, and Homewood.
Effective August 9, 2026 at 3:51 PM ET · Expires August 9, 2026 at 4:15 PM ET
Event Details
Event Type
Severe Thunderstorm Warning
Severity
severe
Issued By
NWS Chicago IL
Expires
August 9, 2026 at 4:15 PM ET
Last Checked
just now
What To Do
📋 Official NWS Guidance
For your protection move to an interior room on the lowest floor of a building.
Also In Effect For
This same Severe Thunderstorm Warning also covers:
Other Active Alerts in Illinois
Flood Advisory
Severe Thunderstorm Watch
Flood Advisory
Severe Thunderstorm Watch
Flood Advisory
Severe Thunderstorm Warning
Get Severe Thunderstorm Warning Alerts for DuPage County
StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
Frequently Asked Questions
What does a Severe Thunderstorm Warning mean for DuPage County, Illinois?
A thunderstorm capable of producing damaging winds of 58+ mph and/or 1-inch hail has been detected.
Is this Severe Thunderstorm Warning currently active?
Yes — this alert is active as of our last check (just now). It's set to expire August 9, 2026 at 4:15 PM ET.
How do I get notified about Severe Thunderstorm Warning alerts for DuPage County?
Download StormCast free on Google Play and set DuPage County, Illinois as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
What other areas does this alert cover?
This same Severe Thunderstorm Warning is also in effect for Will County, Cook County.