Right now
The most recent data we hold from NOAA arrived 41 minutes ago, and this point is in it.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 11 September 2026 at 17:15 UTC. It is kept here as a record.
It is the 12th strongest of the 18 detections recorded within 20 km of this point since 13 March 2026. The last comparable one was on 8 September 2026. 8 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued September 11 at 12:50PM EDT until September 11 at 1:15PM EDT by NWS Miami FL
An estimated 1,462,184 people live within 50 km of this point.
Nearby, since 13 March 2026
- July 14, 2026 · score 52 · 8.7 km
- August 30, 2026 · score 48 · 8.8 km
- March 13, 2026 · score 48 · 13.9 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 46 out of 100, at 82 % 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) | 46 / 100 |
| Our confidence | 82% |
| Coordinates | 26.4600, -79.8160 |
| Nearest City | Delray Beach (25 km) |
| Population Exposed | 1.5M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-11T16:50:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.682030d7ce5b758de926a6e9a8fac29564365367.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Coastal waters from Jupiter Inlet to Deerfield Beach FL out 20 NM; Waters from Jupiter Inlet to Deerfield Beach FL from 20 to 60 NM |
| Headline | Special Marine Warning issued September 11 at 12:50PM EDT until September 11 at 1:15PM EDT by NWS Miami FL |
| Expires | 2026-09-11T13:15:00-04:00 |
| SenderName | NWS Miami 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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