Right now
The most recent data we hold from NOAA arrived 6 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 20:30 UTC. It is kept here as a record.
It is the 6th strongest of the 20 detections recorded within 20 km of this point since 17 March 2026. Another comparable one was recorded here earlier the same day. 5 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued June 3 at 4:19PM EDT until June 3 at 4:30PM EDT by NWS Key West FL
An estimated 349,832 people live within 50 km of this point.
Nearby, since 17 March 2026
- June 3, 2026 · score 43 · 1.0 km
- May 31, 2026 · score 43 · 5.1 km
- March 17, 2026 · score 43 · 8.4 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 out of 100, at 81 % 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) | 43 / 100 |
| Our confidence | 81% |
| Coordinates | 25.1850, -80.4005 |
| Nearest City | Homestead (33 km) |
| Population Exposed | 349.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-03T20:19:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.c4b35abb4c7c5b69a0a050a6da2f6e1e45d7e0ae.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound; Hawk Channel from Ocean Reef to Craig Key out to the reef; Straits of Florida from Ocean Reef to Craig Key out 20 NM |
| Headline | Special Marine Warning issued June 3 at 4:19PM EDT until June 3 at 4:30PM EDT by NWS Key West FL |
| Expires | 2026-06-03T16:30:00-04:00 |
| 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 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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