This alert expired on 3 August 2026 at 23:15 UTC. It is kept here as a record.
It is the 45th strongest of the 66 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 31 July 2026. 11 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued August 3 at 5:42PM EDT until August 3 at 7:15PM EDT by NWS Melbourne FL
An estimated 368,990 people live within 50 km of this point.
Nearby, since 16 March 2026
- July 31, 2026 · score 37 · 3.5 km
- July 28, 2026 · score 43 · 4.5 km
- July 17, 2026 · score 43 · 4.5 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 37 out of 100, at 80 % 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) | 37 / 100 |
| Our confidence | 80% |
| Coordinates | 27.3653, -80.2107 |
| Nearest City | Fort Pierce (15 km) |
| Population Exposed | 369.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-03T21:42:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.68832c236a24e723fdbcf8d6f9382ce0ba128ef8.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Sebastian Inlet to Jupiter Inlet 0-20 nm |
| Headline | Special Marine Warning issued August 3 at 5:42PM EDT until August 3 at 7:15PM EDT by NWS Melbourne FL |
| Expires | 2026-08-03T19:15:00-04:00 |
| SenderName | NWS Melbourne 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 37/100, near Fort Pierce (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.