Severe Severe Thunderstorm Watch | Effective 09/03/2026 12:41

Headline: 
Severe Thunderstorm Watch issued September 3 at 3:41PM EDT until September 3 at 7:00PM EDT by NWS Detroit/Pontiac MI
Event: 
Severe Thunderstorm Watch
Urgency: 
Future
Effective: 
September 3, 2026 - 12:41pm
Expires: 
September 3, 2026 - 4:00pm
Description: 
SEVERE THUNDERSTORM WATCH 648 REMAINS VALID 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
Area Description: 
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
Forcast Office: 
NWS Detroit/Pontiac MI
Sender: 
w-nws.webmaster@noaa.gov