Severe Severe Thunderstorm Watch | Effective 07/18/2026 10:24

Headline: 
Severe Thunderstorm Watch issued July 18 at 1:24PM EDT until July 18 at 8:00PM EDT by NWS Detroit/Pontiac MI
Event: 
Severe Thunderstorm Watch
Urgency: 
Future
Effective: 
July 18, 2026 - 10:24am
Expires: 
July 18, 2026 - 5:00pm
Description: 
SEVERE THUNDERSTORM WATCH 493 REMAINS VALID UNTIL 8 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 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; Lake Huron from Port Sanilac to Port Huron 5NM Off Shore to US/Canadian border
Forcast Office: 
NWS Detroit/Pontiac MI