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

Special Marine Warning issued October 2 at 7:04AM EDT until October 2

Affecting Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal out to the reef; Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal out 20 NM; Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal 20 to 60 NM out

In effect until: Oct 2, 2026, 11:45 AM

Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal out to the reef; Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal out 20 NM; Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal 20 to 60 NM out

Likely impact; effects through 11:45 AM.

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...
Hawk Channel and Straits of Florida from west end of Seven Mile
Bridge to Halfmoon Shoal out 60 nm...

* Until 745 AM EDT.

* At 703 AM EDT, a strong thunderstorm was located near Wood's Wall
East Crack, moving northwest at 25 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...
Western Dry Rocks and Wood's Wall West Crack.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™