The search feature is currently in development, results returned may not be accurate.
SMW sent by KNA/DAS
expired 9 minutes ago
The National Weather Service has issued A SPECIAL MARINE WARNING for the following counties or areas: Chesapeake Bay from North Beach to Drum Point,MD, Northwest Atlantic; New Hampshire; at 7:32 PM on OCT 16, 2026 Effective until 9:32 PM. Message from ERN/CRTV. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 073533, 033500 10/16/2026 11:32:00 PM (UTC)
2 hours ago
10/17/2026 1:32:00 AM (UTC)
9 minutes ago
WARNING
SMW sent by ERN/KLT
expired 9 minutes ago
The National Weather Service has issued A SPECIAL MARINE WARNING for the following counties or areas: Chesapeake Bay from North Beach to Drum Point,MD, Northwest Atlantic; New Hampshire; at 7:32 PM on OCT 16, 2026 Effective until 9:32 PM. Message from ERN/KLT. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 073533, 033500 10/16/2026 11:32:00 PM (UTC)
2 hours ago
10/17/2026 1:32:00 AM (UTC)
9 minutes ago
WARNING
SMW sent by WJON/TV
expired 9 minutes ago
The National Weather Service has issued A SPECIAL MARINE WARNING for the following counties/areas: Chesapeake Bay from North Beach to Drum Point,MD, Northwest Atlantic; New Hampshire; at 7:32 PM on OCT 16, 2026 Effective until 9:32 PM. Message from KPHI/NWS. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 073533, 033500 10/16/2026 11:32:00 PM (UTC)
2 hours ago
10/17/2026 1:32:00 AM (UTC)
9 minutes ago
WARNING
SMW sent by DON/JKZ
expired 9 minutes ago
The National Weather Service has issued A SPECIAL MARINE WARNING for the following counties or areas: Chesapeake Bay from North Beach to Drum Point,MD, Northwest Atlantic; New Hampshire; at 7:32 PM on OCT 16, 2026 Effective until 9:32 PM. Message from ALPINE. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 073533, 033500 10/16/2026 11:32:00 PM (UTC)
2 hours ago
10/17/2026 1:32:00 AM (UTC)
9 minutes ago
WARNING
SMW sent by DON/JKZ
expired an hour ago
The National Weather Service has issued A SPECIAL MARINE WARNING for the following counties or areas: Chesapeake Bay from Pooles Island to Sandy Point,MD, Northwest Atlantic; Synopsis for North Chesapeake Bay and the Tidal Potomac, Northwest Atlantic; New Hampshire; Chesapeake Bay from Sandy Point to North Beach,MD, Northwest Atlantic; New Hampshire; Chesapeake Bay from North Beach to Drum Point,MD, Northwest Atlantic; at 6:39 PM on OCT 16, 2026 Effective until 8:39 PM. Message from ALPINE. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 073531, 073500, 033533, 073532, 033531, 073533 10/16/2026 10:39:00 PM (UTC)
3 hours ago
10/17/2026 12:39:00 AM (UTC)
an hour ago
WARNING
SMW sent by KNA/DAS
expired an hour ago
The National Weather Service has issued A SPECIAL MARINE WARNING for the following counties or areas: Chesapeake Bay from Pooles Island to Sandy Point,MD, Northwest Atlantic; Synopsis for North Chesapeake Bay and the Tidal Potomac, Northwest Atlantic; New Hampshire; Chesapeake Bay from Sandy Point to North Beach,MD, Northwest Atlantic; New Hampshire; Chesapeake Bay from North Beach to Drum Point,MD, Northwest Atlantic; at 6:39 PM on OCT 16, 2026 Effective until 8:39 PM. Message from ERN/CRTV. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 073531, 073500, 033533, 073532, 033531, 073533 10/16/2026 10:39:00 PM (UTC)
3 hours ago
10/17/2026 12:39:00 AM (UTC)
an hour ago
WARNING
SMW sent by WJON/TV
expired an hour ago
The National Weather Service has issued A SPECIAL MARINE WARNING for the following counties/areas: Chesapeake Bay from Pooles Island to Sandy Point,MD, Northwest Atlantic; Synopsis for North Chesapeake Bay and the Tidal Potomac, Northwest Atlantic; New Hampshire; Chesapeake Bay from Sandy Point to North Beach,MD, Northwest Atlantic; New Hampshire; Chesapeake Bay from North Beach to Drum Point,MD, Northwest Atlantic; at 6:39 PM on OCT 16, 2026 Effective until 8:39 PM. Message from KPHI/NWS. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 073531, 073500, 033533, 073532, 033531, 073533 10/16/2026 10:39:00 PM (UTC)
3 hours ago
10/17/2026 12:39:00 AM (UTC)
an hour ago
WARNING
SMW sent by ERN/KLT
expired an hour ago
The National Weather Service has issued A SPECIAL MARINE WARNING for the following counties or areas: Chesapeake Bay from Pooles Island to Sandy Point,MD, Northwest Atlantic; Synopsis for North Chesapeake Bay and the Tidal Potomac, Northwest Atlantic; New Hampshire; Chesapeake Bay from Sandy Point to North Beach,MD, Northwest Atlantic; New Hampshire; Chesapeake Bay from North Beach to Drum Point,MD, Northwest Atlantic; at 6:39 PM on OCT 16, 2026 Effective until 8:39 PM. Message from ERN/KLT. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 073531, 073500, 033533, 073532, 033531, 073533 10/16/2026 10:39:00 PM (UTC)
3 hours ago
10/17/2026 12:39:00 AM (UTC)
an hour ago
WARNING
SMW sent by ERN/CRTV
expired an hour ago
The National Weather Service has issued A SPECIAL MARINE WARNING for the following counties or areas: Chesapeake Bay from Pooles Island to Sandy Point,MD, Northwest Atlantic; Synopsis for North Chesapeake Bay and the Tidal Potomac, Northwest Atlantic; New Hampshire; Chesapeake Bay from Sandy Point to North Beach,MD, Northwest Atlantic; New Hampshire; Chesapeake Bay from North Beach to Drum Point,MD, Northwest Atlantic; at 4:39 PM on OCT 16, 2026 Effective until 6:39 PM. Message from ALPINE. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 073531, 073500, 033533, 073532, 033531, 073533 10/16/2026 10:39:00 PM (UTC)
3 hours ago
10/17/2026 12:39:00 AM (UTC)
an hour ago
WARNING
SMW sent by WJON/TV
expired an hour 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 6:22 PM on OCT 16, 2026 Effective until 8:22 PM. Message from KLWX/NWS. 
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 073536 10/16/2026 10:22:00 PM (UTC)
3 hours ago
10/17/2026 12:22:00 AM (UTC)
an hour ago
WARNING