This alert expired on 31 July 2026 at 22:30 UTC. It is kept here as a record.
The last comparable one was on 13 March 2026.
What the source measured
NOAA reported: Special Marine Warning issued July 31 at 5:30PM EDT until July 31 at 6:30PM EDT by NWS Miami FL
An estimated 120,932 people live within 50 km of this point.
Nearby, since 13 March 2026
- August 29, 2026 · score 43 · 11.8 km
- March 13, 2026 · score 43 · 12.3 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 79 % 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) | 43 / 100 |
| Our confidence | 79% |
| Coordinates | 26.6933, -79.5583 |
| Nearest City | West Palm Beach (49 km) |
| Population Exposed | 120.9K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-31T21:30:00.000Z |
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 July 31 at 5:30PM EDT until July 31 at 6:30PM EDT by NWS Miami FL |
| Expires | 2026-07-31T18:30:00-04:00 |
| 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 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.
Calamity.live data shows a weather event with CalamityScore 43/100, near West Palm Beach (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 194 scientific monitoring sources.