Severe · Severe Thunderstorm WatchActive alert
Severe Thunderstorm Watch issued September 3 at 2:00PM EDT until September 3
Affecting St. Clair River; Detroit River; Lake St. Clair Open Lake (U.S. Portion); Michigan Waters of Lake Erie from Detroit River to North Cape MI; Port Sanilac to Port Huron MI; Lake Huron from Port Sanilac to Port Huron 5NM Off Shore to US/Canadian border
In effect until: Sep 3, 2026, 11:00 PM
St. Clair River; Detroit River; Lake St. Clair Open Lake (U.S. Portion); Michigan Waters of Lake Erie from Detroit River to North Cape MI; Port Sanilac to Port Huron MI; Lake Huron from Port Sanilac to Port Huron 5NM Off Shore to US/Canadian border
Possible impact zone; conditions develop through 11:00 PM.
Go indoors and stay away from windows until the storm passes.
Read the original bulletin (official text)
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 648 IN EFFECT UNTIL 7 PM EDT THIS EVENING FOR THE FOLLOWING AREAS THIS WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS ST. CLAIR RIVER DETROIT RIVER LAKE ST CLAIR MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI PORT SANILAC TO PORT HURON MI LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™