SMW sent by KNA/DAS
expired 4 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 5:29 PM on JUL 4, 2026 Effective until 7:59 PM. Message from ERN/CRTV. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 073536, 073535 7/4/2026 9:29:00 PM (UTC)
4 months ago
7/4/2026 11:59:00 PM (UTC)
4 months ago
WARNING