SMW sent by DON/JKZ
expired 3 months ago
The National Weather Service has issued A SPECIAL MARINE WARNING for the following counties or areas: Tidal Potomac from Indian Head to Cobb Island; Tidal Potomac from Key Bridge to Indian Head,MD, Northwest Atlantic; at 3:17 PM on AUG 2, 2026 Effective until 5:17 PM. Message from ERN/TSD. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 073536, 073535 8/2/2026 7:17:00 PM (UTC)
3 months ago
8/2/2026 9:17:00 PM (UTC)
3 months ago
WARNING