Special Marine Warning for Gulf Waters off Southwest Florida
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NWS Key West has issued a Special Marine Warning for waters from East Cape Sable to Chokoloskee 20 to 60 NM out until 2:15 AM EDT due to a strong thunderstorm with possible waterspouts.
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- Record type
- Special Marine Warning
- Affected area
- Gulf of America
- Issued
- August 27, 2026
- Issuing authority
- NWS Key West FL
Marine notices apply to named waters or shoreline zones. They may not describe conditions on land, even when the nearest place name is the same.
Record status: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.
Alert Details
A Special Marine Warning has been issued by the National Weather Service in Key West FL. The alert is effective from August 27, 2026 at 1:39 AM EDT until August 27, 2026 at 2:15 AM EDT.
Affected Areas
Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms. Locations in the warning include P Tower.
What You Should Do
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.
Expected Conditions
A strong thunderstorm with possible waterspouts was located over P Tower, moving west at 15 knots. Hazards include waterspouts and wind gusts 34 knots or greater.
Timeline
The warning is in effect from 1:39 AM EDT to 2:15 AM EDT on August 27, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (848 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to August 27, 2026.
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