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🏛 Official alert Special Marine Warning Weather & disasters Serious

Special Marine Warning

N Issued by NWS Key West FL ⏳ In force until Sat 24 Oct, 07:15 📍 Straits of Florida from Craig Key to west end of Seven Mile Bridge 20 to 60 NM out; Straits of Florida from west end of… (approximate) 🕑 4 h ago
🌐 Translate: ·

SMWKEY The National Weather Service in Key West has issued a * Special Marine Warning for... Straits of Florida from Craig Key to Halfmoon Shoal 20 to 60 nm out... * Until 1215 AM EDT. * At 1143 PM EDT, a strong thunderstorm was located 27 nm southwest of Marathon Humps, moving southwest at 10 knots. HAZARD...Wind gusts 34 knots or greater and small hail. SOURCE...National Weather Service Meteoro…

🗃 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 Craig Key to west end of Seven Mile Bridge 20 to 60 NM out; Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal 20 to 60 NM out
Issuing authorityNWS Key West FL
ContactNot supplied

🕓 Alert timing · EAT

Sent2026-10-23T23:43:00-04:00
Effective2026-10-23T23:43:00-04:00
Onset2026-10-23T23:43:00-04:00
Expires2026-10-24T00:15:00-04:00

📋 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.f745fac89d430850e19e2bd4818a928960763a9c.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 Craig Key to Halfmoon Shoal 20 to 60 nm out...
  • * Until 1215 AM EDT.
  • * At 1143 PM EDT, a strong thunderstorm was located 27 nm southwest of Marathon Humps, moving southwest at 10 knots.
  • HAZARD...Wind gusts 34 knots or greater and small hail.
  • SOURCE...National Weather Service Meteoro…
ⓘ News summary · read the original report for full context.

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