SMW sent by KNA/DAS
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,MD, Northwest Atlantic; at 6:59 PM on JUL 28, 2026 Effective until 8:59 PM. Message from ERN/CRTV. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 073536 7/28/2026 10:59:00 PM (UTC)
3 months ago
7/29/2026 12:59:00 AM (UTC)
3 months ago
WARNING