SMW sent by ERN/KLT
expired 2 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 10:54 PM on SEP 3, 2026 Effective until 1:24 AM  SEP 4, 2026. Message from ERN/KLT. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 073536, 073535 9/4/2026 2:54:00 AM (UTC)
2 months ago
9/4/2026 5:24:00 AM (UTC)
2 months ago
WARNING