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Special Marine Warning issued November 1 at 10:15AM EST until November 1 at 10:45AM EST by NWS Key West FL, United States of America

Event time: Last updated: 1 hr ago United States
Icon = what happened · ring colour = how serious: Extreme Severe Moderate Minor

Loading live data… · Marker positions are approximate; severity is labelled in each popup. Sources: USGS, GDACS, NASA EONET, NOAA/NWS, EMSC.

SMWKEY

The National Weather Service in Key West has issued a

* Special Marine Warning for...
Gulf of America including Dry Tortugas and Rebecca Shoal Channel...

* Until 1045 AM EST.

* At 1015 AM EST, a strong thunderstorm was located 15 nm north of
Tortugas Ecological Reserve North, moving southeast at 5 knots.

HAZARD...Wind gusts 34 knots or greater.

SOURCE...Radar.

IMPACT...Expect wind gusts in excess of 34 knots, suddenly higher
waves, frequent lightning, and heavy downpours.

* The strong thunderstorm will remain over mainly open waters.

Measurements

Coordinates24.9457, -83.0857
RegionGulf of America including Dry Tortugas and Rebecca Shoal Channel
Location Precisionpolygon
Issuing AuthorityUnited States of America — us-noaa-nws-en-marine
Cap UrgencyImmediate
Cap CertaintyLikely
Cap Expires2026-11-01T10:45:00-05:00

Official source

Warnings courtesy of the issuing national meteorological service, via the WMO Alert Hub.

This is an official warning issued by the authority named above. Follow its instructions and those of your local emergency services.

Severity as published by WMO Alert Hub (national weather services).

View original report

This event as JSON · API and licence

Source updated 1 hour ago (Nov 1, 2026 15:16 UTC) · we last heard from WMO Alert Hub (national weather services) 40 seconds ago

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Official authorities in United States

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Earlier severe storm events in United States

Severe and extreme events of the same kind, before this one. Listed for scale, not because they are connected to it.

Special Marine Warning — 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 Severe Severe Storm United States closed via NWS Oct 2, 2026 Special Marine Warning — Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms; Gulf of America from West End of Seven Mile Bridge to Halfmoon Shoal out to 5 Fathoms; Hawk Channel from west end of Seven Mile Bridge Severe Severe Storm United States closed via NWS Oct 2, 2026 Special Marine Warning — 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 Severe Severe Storm United States closed via NWS Oct 2, 2026 Special Marine Warning — Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms; Gulf of America from West End of Seven Mile Bridge to Halfmoon Shoal out to 5 Fathoms; Hawk Channel from west end of Seven Mile Bridge Severe Severe Storm United States closed via NWS Oct 2, 2026

Nearby & related events

Special Weather Statement issued November 1 at 11:58AM EST by NWS Miami FL, United States of America Moderate Extreme Weather United States active via WMO 2 min ago Special Marine Warning issued November 1 at 10:52AM CST until November 1 at 12:45PM CST by NWS Tallahassee FL, United States of America Severe Severe Storm United States active via WMO 8 min ago Special Marine Warning — Coastal waters from Okaloosa-Walton County Line to Mexico Beach out 20 NM; Coastal Waters from Mexico Beach to Apalachicola out 20 NM; Waters from Okaloosa-Walton County Line to Mexico Beach from 20 to 60 NM; Waters from Mexi Severe Severe Storm United States active via NWS 10 min ago Flash Flood Warning — Okeechobee, FL Severe Flood United States active via NWS 14 min ago Flash Flood Warning — Okeechobee, FL Severe Flood United States active via NWS 50 min ago

Disclaimer: figures are automatic feeds from the named agencies and may be revised. Do not use this page for life-safety decisions — follow official local emergency services.