SMW sent by WJON/TV
expired 4 months ago
The National Weather Service has issued A SPECIAL MARINE WARNING for the following counties/areas: Tidal Potomac from Indian Head to Cobb Island,MD, Northwest Atlantic; at 4:47 PM on JUL 9, 2026 Effective until 5:47 PM. Message from KLWX/NWS. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 073536 7/9/2026 8:47:00 PM (UTC)
4 months ago
7/9/2026 9:47:00 PM (UTC)
4 months ago
WARNING