Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 103, NWS Milwaukee, WI

April 21, 2026Racine County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at Apr 21, 2026, 12:44 PM CDT for Racine County, Wisconsin. It was in force for 46 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Apr 21, 2026, 12:44 PM CDT (17:44 UTC)
Expired: Apr 21, 2026, 1:30 PM CDT
In force: 46 min
Issued by: NWS Milwaukee, WI
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

County Racine County, WI

The radar

The Milwaukee radar (KMKX), 66 km from the middle of the area, began a volume at 17:43 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The office that day

Everything else NWS Milwaukee, WI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 20, 9:26 PM CDT	River Flood Warning	MKX	Racine	21 days
Apr 21, 11:18 AM CDT	Special Weather Statement	MKX	Waukesha	27 min
Apr 21, 11:29 AM CDT	Special Weather Statement	MKX	Waukesha	31 min
Apr 21, 12:03 PM CDT	Special Weather Statement	MKX	Milwaukee	27 min
Apr 21, 12:24 PM CDT	Special Marine Warning	MKX		36 min
Apr 21, 12:25 PM CDT	Severe Thunderstorm Warning	MKX	Milwaukee	7 min
Apr 21, 12:42 PM CDT	Special Weather Statement	MKX	Racine	48 min
Apr 21, 12:45 PM CDT	Special Marine Warning	MKX		45 min
Apr 21, 1:12 PM CDT	Special Marine Warning	MKX		48 min
Apr 21, 2:09 PM CDT	Special Marine Warning	MKX		21 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2026 Every severe thunderstorm warning in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.