Right now
The most recent data we hold from NOAA arrived 12 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 3 June 2026 at 21:15 UTC. It is kept here as a record.
It is the 3rd strongest of the 16 detections recorded within 20 km of this point since 17 March 2026. Another comparable one was recorded here earlier the same day. 6 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued June 3 at 4:44PM EDT until June 3 at 5:15PM EDT by NWS Key West FL
Nearby, since 17 March 2026
- September 2, 2026 · score 28 · 20.4 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 61 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 22 / 100 |
| Our confidence | 61% |
| Coordinates | 24.8452, -81.1860 |
| Nearest City | Key West (68 km) |
| Impact Tier | minor |
| Timestamp | 2026-06-03T20:44:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.5eb612b5ac42394aa705dd132ec11019 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Hawk Channel from Ocean Reef to Craig Key out to the reef; Straits of Florida from Ocean Reef to Craig Key out 20 NM; 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 3 at 4:44PM EDT until June 3 at 5:15PM EDT by NWS Key West FL |
| Expires | 2026-06-03T17:15:00-04:00 |
| SenderName | NWS Key West FL |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.5eb612b5ac42394aa705dd132ec11019c2383d00.001.1","noaa_urn:oid:2.49.0.1.840.0.d13390b12074b146bee9bf8235f7dee0bf4927d5.001.1"] |
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.
Want to know when something happens in this area?
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 185 scientific monitoring sources.