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Severe · Special Marine WarningThis alert has expired. It is kept for reference.

Special Marine Warning issued September 29 at 3:33PM EDT until September 29

Affecting Gulf of America including Dry Tortugas and Rebecca Shoal Channel; Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas out 20 NM; Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas 20 to 60 NM out

In effect until: Sep 29, 2026, 8:30 PM

Gulf of America including Dry Tortugas and Rebecca Shoal Channel; Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas out 20 NM; Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas 20 to 60 NM out

Likely impact; effects through 8:30 PM.

Prepare for wind gusts in excess of 34 knots, steep and fast-building seas, frequent lightning, and blinding downpours. Stay low or go below, and make sure all on board are wearing life jackets.

Read the original bulletin (official text)
SMWKEY

The National Weather Service in Key West has issued a

* Special Marine Warning for...
Straits of Florida from Halfmoon Shoal to 20 nm west of Dry
Tortugas out 60 nm...
Gulf of America including Dry Tortugas and Rebecca Shoal Channel...

* Until 430 PM EDT.

* At 332 PM EDT, a strong thunderstorm was located 10 nm southwest of
Tortugas Ecological Reserve South, moving northeast at 10 knots.

HAZARD...Wind gusts 34 knots or greater.

SOURCE...National Weather Service Meteorologist.

IMPACT...Expect wind gusts in excess of 34 knots, suddenly higher
waves, frequent lightning, and heavy downpours.

* Locations in the warning include...
Tortugas Ecological Reserve South.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™