Wisconsin Severe Severe Thunderstorm Warning | Effective 08/09/2026 09:41

Headline: 
Severe Thunderstorm Warning issued August 9 at 11:41AM CDT until August 9 at 12:00PM CDT by NWS Milwaukee/Sullivan WI
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
August 9, 2026 - 9:41am
Expires: 
August 9, 2026 - 10:00am
Description: 
At 1140 AM CDT, a severe thunderstorm was located over Oak Creek, moving east at 45 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Milwaukee, West Allis, Wauwatosa, Greenfield, Oak Creek, South Milwaukee, Cudahy, Whitefish Bay, Greendale, St. Francis, Hales Corners, Fox Point, Bayside, West Milwaukee, Franklin, Glendale, River Hills, Milwaukee Hoan Bridge, Shorewood, and Marquette University. People attending The State Fair, Greenfield Farmers Market , and The Riverwest Farmers Market should seek safe shelter immediately!
Instruction: 
For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
Milwaukee, WI
Forcast Office: 
NWS Milwaukee/Sullivan WI
Sender: 
w-nws.webmaster@noaa.gov