Severe Severe Thunderstorm Watch | Effective 07/21/2026 20:15

Headline: 
Severe Thunderstorm Watch issued July 21 at 11:15PM EDT until July 22 at 12:00AM EDT by NWS Baltimore MD/Washington DC
Event: 
Severe Thunderstorm Watch
Urgency: 
Future
Effective: 
July 21, 2026 - 8:15pm
Expires: 
July 21, 2026 - 9:15pm
Description: 
SEVERE THUNDERSTORM WATCH 509 REMAINS VALID UNTIL MIDNIGHT EDT TONIGHT FOR THE FOLLOWING AREAS THIS WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS CHESAPEAKE BAY FROM DRUM POINT MD TO SMITH POINT VA TIDAL POTOMAC FROM COBB ISLAND MD TO SMITH POINT VA TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND
Area Description: 
Chesapeake Bay from Drum Point MD to Smith Point VA; Tidal Potomac from Cobb Island MD to Smith Point VA; Tangier Sound and the inland waters surrounding Bloodsworth Island
Forcast Office: 
NWS Baltimore MD/Washington DC