Special Marine Warning Issued for Gulf of America and Straits of Florida
This alert is no longer in effect.
NOAA issued it on May 13, 2026, 3 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
The National Weather Service in Key West has issued a Special Marine Warning for the Gulf of America and Straits of Florida until 3:30 AM EDT on May 3, 2026, due to a strong thunderstorm with wind gusts over 34 knots and small hail.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- Gulf of America and Straits of Florida
- Issued
- May 13, 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: historical. It was issued 3 months ago; use the issuing agency's live warning service for current conditions in Gulf of America and Straits of Florida.
Special Marine Warning Alert
Alert Details
The National Weather Service in Key West, FL, has issued a Special Marine Warning. This alert is effective from 2:40 AM EDT until 3:30 AM EDT on May 3, 2026.
Affected Areas
This warning affects the Gulf of America including Dry Tortugas and Rebecca Shoal Channel, and the Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas out 20 NM. Specific locations include Fort Jefferson, Dry Tortugas, Pulaski Shoal Light, and Dry Tortugas Light.
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
Hazards include wind gusts of 34 knots or greater and small hail. Expect suddenly higher waves, frequent lightning, and heavy downpours from a strong thunderstorm moving east at 10 knots.
Timeline
The alert is effective from 2:40 AM EDT on May 3, 2026, and ends at 3:30 AM EDT on the same day.
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 (1,046 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to May 13, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.