Special Marine Warning
N
Issued by NWS Key West FL
⏳ In force until Sat 24 Oct, 06:45 📍 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) 🕑 1 h ago
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 1145 PM EDT. * At 1118 PM EDT, a strong thunderstorm was located 23 nm southwest of Marathon Humps, moving southwest at 10 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...National Weather Service Meteorologist. IMPACT.…
🗃 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
▾
📡 CAP alert details
Common Alerting Protocol
⚠
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
Sent2026-10-23T23:18:00-04:00
Effective2026-10-23T23:18:00-04:00
Onset2026-10-23T23:18:00-04:00
Expires2026-10-23T23:45:00-04:00
📋 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:2.49.0.1.840.0.31aaa3452e72573827960ff98f72f5e0df3e1deb.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 1145 PM EDT.
- * At 1118 PM EDT, a strong thunderstorm was located 23 nm southwest of Marathon Humps, moving southwest at 10 knots.
- HAZARD...Wind gusts 34 knots or greater.
- SOURCE...National Weather Service Meteorologist.
- IMPACT.…
ⓘ News summary · read the original report for full context.
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