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: Synopsis for North Chesapeake Bay and the Tidal Potomac, Northwest Atlantic; at 10:22 PM on JUL 22, 2026 Effective until 12:52 AM  JUL 23, 2026. Message from ALPINE. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 073500 7/23/2026 2:22:00 AM (UTC)
3 months ago
7/23/2026 4:52:00 AM (UTC)
3 months ago
WARNING