Severe · Severe Thunderstorm WarningThis alert has expired. It is kept for reference.
Severe Thunderstorm Warning issued September 3 at 12:19PM EDT until September 3
Affecting Macomb, MI; St. Clair, MI
In effect until: Sep 3, 2026, 4:30 PM
Macomb, MI; St. Clair, MI
Confirmed across 2 counties in MI; expires 4:30 PM.
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.
Read the original bulletin (official text)
At 1219 PM EDT, a severe thunderstorm was located near Harsens Island, or near Algonac, moving east at 35 mph. HAZARD...70 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. This severe storm will be near... Algonac, Marine City, and Harsens Island around 1225 PM EDT. Other locations impacted by this severe thunderstorm include Anchorville, Adair, Roseville, Shelby Township, Rattle Run, Ray Center, Fraser, Utica, Smiths Creek, and Eastpointe.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™