Special Marine Warning Issued for Key West Waters
This alert is no longer in effect.
NOAA issued it on June 21, 2026, 2 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.
NWS Key West has issued a Special Marine Warning for waterspouts and wind gusts 34 knots or greater until 11:15 AM EDT.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- Florida Keys Marine Areas
- Issued
- June 21, 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 2 months ago; use the issuing agency's live warning service for current conditions in Florida Keys Marine Areas.
Alert Details
Special Marine Warning issued by NWS Key West FL. Effective from 2026-06-03T10:45:00-04:00 until 2026-06-03T11:15:00-04:00. Severity: Severe. Urgency: Immediate. Certainty: Likely.
Affected Areas
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 to Halfmoon Shoal out to the reef; Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal out 20 NM. Locations include Western Sambo, Vandenberg, Joe's Tug, Stock Island, Eastern Dry Rocks, Sand Key Light, and Key West Sea Bouy.
What You Should Do
Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately.
Expected Conditions
At 1045 AM EDT, a waterspout was located near Eastern Dry Rocks and was nearly stationary. Hazard includes waterspouts and wind gusts 34 knots or greater. Impacts: waterspouts can capsize boats, damage vessels, create suddenly higher waves, frequent lightning, and heavy downpours.
Timeline
Alert effective 2026-06-03T10:45:00-04:00, expires and ends 2026-06-03T11:15:00-04:00.
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 (1,138 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to June 21, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.