SMW sent by KNA/DAS
expired 2 months ago
The National Weather Service has issued A SPECIAL MARINE WARNING for the following counties or areas: Tidal Potomac from Key Bridge to Indian Head,MD, Northwest Atlantic; at 7:30 PM on AUG 30, 2026 Effective until 9:00 PM. Message from ALPINE. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 073535 8/30/2026 11:30:00 PM (UTC)
2 months ago
8/31/2026 1:00:00 AM (UTC)
2 months ago
WARNING