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Marine Weather Statement — Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound; Bayside and Gulfside from Craig Key to West End of Seven Mile Bridge

Archived or monitoring report. This is not a current active alert. Check the original agency for current conditions.

Structured official-source report · Published Sep 21, 5:51 PM UTC · Updated Sep 21, 5:46 PM UTC
INFO · expired

Latest status

The areas affected include... Hawk Channel and Straits of Florida from Craig Key to Halfmoon Shoal out 20 nm... Bay and Gulf Side from Craig Key to Halfmoon Shoal out to 5 fathoms... Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound... At 145 PM EDT, National Weather Service meteorologists detected a strong thunderstorms, capable of producing wind gusts near 30 knots. These thunderstorms were located along a line extending from near Sprigger Bank Light to near American Shoal Light, moving northeast at 10 knots. Locations that will be affected include... Big Pine Shoal, Annette Key, Dump Keys, Howe Key, Bonefish Tower, Mosquito Point, and Ninefoot Shoal. Prepare for thunderstorms with wind gusts near 30 knots, locally rough and confused seas, occasional lightning strikes, and potentially blinding downpours. Get to a safe port as quickly, and as safely as possible. When downpours reduce visibility, slow down.

Where it happened

Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound; Bayside and Gulfside from Craig Key to West End of Seven Mile Bridge; Gulf of America from West End of Seven Mile Bridge to Halfmoon Shoal out to 5 Fathoms; Hawk Channel from Craig Key to west end of Seven Mile Bridge out to the reef; Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal out to the reef; Straits of Florida from Craig Key to west end of Seven Mile Bridge out 20 NM; Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal out 20 NM · 24.891°, -81.154°

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Latest reported details

official severity
Minor
urgency
Expected
certainty
Observed
event
Marine Weather Statement
areas
Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound; Bayside and Gulfside from Craig Key to West End of Seven Mile Bridge; Gulf of America from West End of Seven Mile Bridge to Halfmoon Shoal out to 5 Fathoms; Hawk Channel from Craig Key to west end of Seven Mile Bridge out to the reef; Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal out to the reef; Straits of Florida from Craig Key to west end of Seven Mile Bridge out 20 NM; Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal out 20 NM

Missing values are unconfirmed, not zero. Magnitude and alert classifications do not establish casualty totals.

What officials are saying

Read the original reports below for instructions and the latest authoritative assessment. StormScapes does not independently confirm damage or issue evacuation orders.

What happens next

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Incident timeline

Sep 21, 5:46 PM UTC · nws

The areas affected include... Hawk Channel and Straits of Florida from Craig Key to Halfmoon Shoal out 20 nm... Bay and Gulf Side from Craig Key to Halfmoon Shoal out to 5 fathoms... Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound... At 145 PM EDT, National Weather Service meteorologists detected a strong thunderstorms, capable of producing wind gusts near 30 knots. These thunderstorms were located along a line extending from near Sprigger Bank Light to near American Shoal Light, moving northeast at 10 knots. Locations that will be affected include... Big Pine Shoal, Annette Key, Dump Keys, Howe Key, Bonefish Tower, Mosquito Point, and Ninefoot Shoal. Prepare for thunderstorms with wind gusts near 30 knots, locally rough and confused seas, occasional lightning strikes, and potentially blinding downpours. Get to a safe port as quickly, and as safely as possible. When downpours reduce visibility, slow down.

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