Right now
The most recent data we hold from NOAA arrived 4 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 31 July 2026 at 23:35 UTC. It is kept here as a record.
No stronger detection stands among the 14 recorded within 20 km of this point since 8 April 2026 — 9 others scored the same. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued July 31 at 7:25PM EDT until July 31 at 7:30PM EDT by NWS Miami FL
An estimated 3,821,584 people live within 50 km of this point.
Nearby, since 8 April 2026
- August 29, 2026 · score 52 · 6.1 km
- August 29, 2026 · score 52 · 8.8 km
- June 2, 2026 · score 52 · 10.1 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 52 out of 100, at 80 % 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) | 52 / 100 |
| Our confidence | 80% |
| Coordinates | 26.0000, -79.9186 |
| Nearest City | Sunny Isles Beach (21 km) |
| Population Exposed | 3.8M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-31T23:25:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.e1db1f2034b0263646f8dcad4624f17a7a3a6abf.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Biscayne Bay; Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM |
| Headline | Special Marine Warning issued July 31 at 7:25PM EDT until July 31 at 7:30PM EDT by NWS Miami FL |
| Expires | 2026-07-31T19:35:00-04:00 |
| 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.
Want to know when something happens near Sunny Isles Beach?
Calamity.live data shows a weather event with CalamityScore 52/100, near Sunny Isles Beach (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.