SMW sent by WJON/TV
expired 3 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 5:41 PM on JUL 22, 2026 Effective until 7:41 PM. Message from KLWX/NWS. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 073536 7/22/2026 9:41:00 PM (UTC)
3 months ago
7/22/2026 11:41:00 PM (UTC)
3 months ago
WARNING