Severe Thunderstorm Warning — Madison County, Illinois
A thunderstorm capable of producing damaging winds of 58+ mph and/or 1-inch hail has been detected.
Current Status
✅ No Active Severe Thunderstorm Warning
Last one for Madison County ended August 16, 2026 at 10:54 PM ET. This page updates automatically the moment the National Weather Service issues a new one.
Event Details
Event Type
Severe Thunderstorm Warning
Severity
severe
Issued By
NWS St Louis MO
Last Checked
2 hours ago
Also In Effect For
This same Severe Thunderstorm Warning also covers:
Other Active Alerts in Illinois
Flood Warning
Flood Warning
Flood Warning
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Flood Warning
Get Severe Thunderstorm Warning Alerts for Madison 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 Madison 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?
Not right now. The last one for Madison County ended August 16, 2026 at 10:54 PM ET. This page automatically updates the moment a new one is issued.
How do I get notified about Severe Thunderstorm Warning alerts for Madison County?
Download StormCast free on Google Play and set Madison 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 St. Louis City County, St. Louis County, St. Clair County.