🏛 Official alert Special Marine Warning Weather & disasters Serious

Special Marine Warning

N Issued by NWS Key West FL ⏳ In force until Sat 24 Oct, 09:00 📍 Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas 20 to 60 NM out (approximate) 🕑 2 h ago

🌐 Translate: ·

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... * Until 200 AM EDT. * At 133 AM EDT, a strong thunderstorm was located 27 nm southwest of Twenty-Eight Foot Shoal Light, moving south at 15 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...National Weather Service Me…

🗃 Archived report - it is no longer on the live map. Pages are kept for 30 days.

📡 CAP alert details

Common Alerting Protocol

Official alert linked ▾

⚠

SeveritySevere

⏱

UrgencyImmediate

❓

CertaintyLikely

EventSpecial Marine Warning

Response typeAvoid

CategoryMet

Affected areaStraits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas 20 to 60 NM out

Issuing authorityNWS Key West FL

ContactNot supplied

🕓 Alert timing · EAT

Sent2026-10-24T01:33:00-04:00

Effective2026-10-24T01:33:00-04:00

Onset2026-10-24T01:33:00-04:00

Expires2026-10-24T02:00:00-04:00

📋 Official instructions

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.

📄 Message details

Alert identifierurn:oid:2.49.0.1.840.0.186b963df3ae6e2cd2b03dabfe53b3aba248bfd1.001.1

Message typeAlert

Senderw-nws.webmaster@noaa.gov

ScopePublic

CAP statusActual

Related messagesNot supplied

ⓘ CAP fields populate when an official alert is linked.

🛡 Safety advice

General guidance for this type of incident - not official instructions.

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.
Stay aware of your surroundings in this area.
Follow official updates from the police and local authorities.
In an emergency call 112 (police) or 112 (ambulance), or request help through Jilinde.

📰 Story summary

From the report shown in the feed:

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...
* Until 200 AM EDT.
* At 133 AM EDT, a strong thunderstorm was located 27 nm southwest of Twenty-Eight Foot Shoal Light, moving south at 15 knots.
HAZARD...Wind gusts 34 knots or greater.
SOURCE...National Weather Service Me…

ⓘ News summary · read the original report for full context.

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