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NWS Key West FLMA.W 0311October 1, 2026

Special Marine Warning: Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms and Gulf of America from West End of Seven Mile Bridge to Halfmoon Shoal out to 5 Fatho

The National Weather Service office in Key West issued a special marine warning for Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms and Gulf of America from West End of Seven Mile Bridge to Halfmoon Shoal out to 5 Fathoms, which was in force until 2:30 p.m. local time on October 1. It was the 311th special marine warning the NWS office in Key West issued in 2026.

ExpiredWarning

Issued2:22 p.m. EDT, October 1, 2026
In force2:22 p.m. EDT, October 1, 2026
Expired2:30 p.m. EDT, October 1, 2026

In force for 8 minutes; it has expired. The agency may have replaced it with a new notice.

The notice

Issued by
National Weather Service, Key West FL
Area
Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms and Gulf of America from West End of Seven Mile Bridge to Halfmoon Shoal out to 5 Fathoms
Level
Warning
Issued
2:22 p.m. EDT, October 1, 2026
Expires
2:30 p.m. EDT, October 1, 2026
CAP severity, certainty, urgency
Severe, Likely, Immediate
VTEC event
KKEY MA.W 0311
Official source
National Weather Service: the notice at its source

NWS notices, October 2026The latest from the National Weather Service

Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.

The notice as issued

The affected areas were... Gulf Waters from East Cape Sable to Chokoloskee 20 to 60 nm out and beyond 5 fathoms... Gulf of America from west end of Seven Mile Bridge to Halfmoon Shoal out to 5 fathoms... The thunderstorm has weakened and no longer poses a significant threat to boaters.

Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.

The record around this notice