Michigan Moderate Special Weather Statement | Effective 07/21/2026 11:42

Headline: 
Special Weather Statement issued July 21 at 2:42PM EDT by NWS Detroit/Pontiac MI
Event: 
Special Weather Statement
Urgency: 
Expected
Effective: 
July 21, 2026 - 11:42am
Expires: 
July 21, 2026 - 12:15pm
Description: 
At 241 PM EDT, Doppler radar was tracking a strong thunderstorm over Marysville, or near Port Huron, moving east at 30 mph. HAZARD...Wind gusts up to 50 mph and half inch hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Port Huron, St. Clair, Marysville, Fort Gratiot, Rattle Run, Smiths Creek, and Wadhams.
Instruction: 
If outdoors, consider seeking shelter inside a building.
Area Description: 
St. Clair
Forcast Office: 
NWS Detroit/Pontiac MI