This alert expired on 27 June 2026 at 03:15 UTC. It is kept here as a record.
It is the 3rd strongest of the 10 detections recorded within 20 km of this point since 15 March 2026. The last comparable one was on 20 June 2026. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued June 26 at 10:43PM EDT until June 26 at 11:15PM EDT by NWS Key West FL
Nearby, since 15 March 2026
- August 13, 2026 · score 22 · 3.2 km
- July 23, 2026 · score 22 · 13.4 km
- June 20, 2026 · score 22 · 13.4 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 22 out of 100, at 58 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 22 / 100 |
| Our confidence | 58% |
| Coordinates | 25.1467, -81.4889 |
| Nearest City | Key West (72 km) |
| Impact Tier | minor |
| Timestamp | 2026-06-27T02:43:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.472325c71b371b5319327d8497686c0ee25085b8.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | 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; Gulf of America from West End of Seven Mile Bridge to Halfmoon Shoal out to 5 Fathoms |
| Headline | Special Marine Warning issued June 26 at 10:43PM EDT until June 26 at 11:15PM EDT by NWS Key West FL |
| Expires | 2026-06-26T23:15:00-04:00 |
| SenderName | NWS Key West FL |
| HasExactCoords | true |
Safety Information
Always follow official guidance from your local emergency management agency. This platform provides scientific monitoring data and is not a substitute for official warnings. If you are in immediate danger, contact your local emergency number.
Series begins 10 February 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Want to know when something happens near Key West?
Calamity.live data shows a weather event with CalamityScore 22/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.