This alert expired on 10 May 2026 at 20:15 UTC. It is kept here as a record.
No stronger detection stands among the 66 recorded within 20 km of this point since 15 March 2026 — 53 others scored the same. The last comparable one was on 9 May 2026. 7 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued May 10 at 2:39PM EDT until May 10 at 4:15PM EDT by NWS Melbourne FL
An estimated 332,435 people live within 50 km of this point.
Nearby, since 15 March 2026
- July 6, 2026 · score 43 · 2.6 km
- June 25, 2026 · score 43 · 4.5 km
- July 13, 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 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 | 29.3718, -80.9755 |
| Nearest City | Ormond Beach (12 km) |
| Population Exposed | 332.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-10T18:39:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.669ee1ee05cb5d4cbda6e5ab037dadc5d1e337b3.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Flagler Beach to Volusia-Brevard County Line 0-20 nm; Flagler Beach to Volusia-Brevard County Line 20-60 nm |
| Headline | Special Marine Warning issued May 10 at 2:39PM EDT until May 10 at 4:15PM EDT by NWS Melbourne FL |
| Expires | 2026-05-10T16:15:00-04:00 |
| 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 43/100, near Ormond Beach (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.