Special Marine Warning Issued for Craig Key to Halfmoon Shoal Waters
This alert is no longer in effect.
NOAA issued it on August 15, 2026, 9 days 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.
NWS Key West has issued a Special Marine Warning for bayside and gulfside waters from Craig Key to Halfmoon Shoal due to a strong thunderstorm producing wind gusts of 34 knots or greater.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- Florida Keys and Gulf Waters
- Issued
- August 15, 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 9 days ago; use the issuing agency's live warning service for current conditions in Florida Keys and Gulf Waters.
Alert Details
A Special Marine Warning has been issued by the National Weather Service Key West FL. The alert is effective from August 14 at 11:44PM EDT until August 15 at 12:30AM EDT.
Affected Areas
The warning covers Bayside and Gulfside from Craig Key to West End of Seven Mile Bridge; Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms; and Gulf of America from West End of Seven Mile Bridge to Halfmoon Shoal out to 5 Fathoms. Locations in the warning include Gulfside 8 Reef.
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
At 11:44 PM EDT, a strong thunderstorm was located 11 nm north of Gulfside 8 Reef, moving west at 10 knots. Hazard includes wind gusts 34 knots or greater. Expect wind gusts in excess of 34 knots, suddenly higher waves, frequent lightning, and heavy downpours.
Timeline
The alert is in effect from August 14 at 11:44PM EDT through August 15 at 12:30AM EDT.
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 (1,129 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to August 15, 2026.
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