Right now
The most recent data we hold from NOAA arrived 6 minutes ago, and this point is in it.
3 other detections within 20 km in the last 24 hours, the nearest 9 km from here.
This alert expired on 12 September 2026 at 20:45 UTC. It is kept here as a record.
It is the 24th strongest of the 25 detections recorded within 20 km of this point since 17 March 2026. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued September 12 at 4:10PM EDT until September 12 at 4:45PM EDT by NWS Key West FL
Nearby, since 17 March 2026
- September 12, 2026 · score 28 · 9.2 km
- September 2, 2026 · score 28 · 11.7 km
- July 26, 2026 · score 34 · 13.4 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 16 out of 100, at 59 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 16 / 100 |
| Our confidence | 59% |
| Coordinates | 24.7380, -81.2445 |
| Nearest City | Key West (58 km) |
| Impact Tier | minor |
| Timestamp | 2026-09-12T20:10:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.4f3b7391bd9213bf9826404ab5e6288dc5d780dc.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; Hawk Channel from Craig Key to west end of Seven Mile Bridge out to the reef; 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 |
| Headline | Special Marine Warning issued September 12 at 4:10PM EDT until September 12 at 4:45PM EDT by NWS Key West FL |
| Expires | 2026-09-12T16:45:00-04:00 |
| SenderName | NWS Key West FL |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.4f3b7391bd9213bf9826404ab5e6288dc5d780dc.001.1","noaa_urn:oid:2.49.0.1.840.0.bd3d8a7bba6e84135cb8e2e18d36bbac5b6f74c8.001.1"] |
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 8 March 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.
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