Severe Thunderstorm Watch — DuPage County, Illinois
Conditions favor the development of severe thunderstorms in and near the watch area.
Current Status
⛈️ Active: Severe Thunderstorm Watch
Severe Thunderstorm Watch issued August 9 at 1:47PM CDT until August 9 at 4:00PM CDT by NWS Chicago IL
SEVERE THUNDERSTORM WATCH 546, PREVIOUSLY IN EFFECT UNTIL 2 PM CDT THIS AFTERNOON, IS NOW IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON FOR THE FOLLOWING AREAS IN ILLINOIS THIS WATCH INCLUDES 2 COUNTIES IN NORTHEAST ILLINOIS COOK DUPAGE THIS INCLUDES THE CITIES OF CAROL STREAM, CHICAGO, DOWNERS GROVE, EVANSTON, LEMONT, LOMBARD, NAPERVILLE, OAK LAWN, ORLAND PARK, PARK FOREST, SCHAUMBURG, AND WHEATON.
Effective August 9, 2026 at 2:47 PM ET · Expires August 9, 2026 at 5:00 PM ET
Event Details
Event Type
Severe Thunderstorm Watch
Severity
severe
Issued By
NWS Chicago IL
Expires
August 9, 2026 at 5:00 PM ET
Last Checked
2 minutes ago
Also In Effect For
This same Severe Thunderstorm Watch also covers:
Other Active Alerts in Illinois
Flood Advisory
Flood Advisory
Severe Thunderstorm Watch
Flood Advisory
Severe Thunderstorm Warning
Severe Thunderstorm Warning
Get Severe Thunderstorm Watch 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 Watch mean for DuPage County, Illinois?
Conditions favor the development of severe thunderstorms in and near the watch area.
Is this Severe Thunderstorm Watch currently active?
Yes — this alert is active as of our last check (2 minutes ago). It's set to expire August 9, 2026 at 5:00 PM ET.
How do I get notified about Severe Thunderstorm Watch 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 Watch is also in effect for Cook County.