This alert expired on 10 May 2026 at 20:15 UTC. It is kept here as a record.
It is the 9th strongest of the 68 detections recorded within 20 km of this point since 15 March 2026. The last comparable one was on 8 May 2026. 7 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 10 at 3:24PM EDT until May 10 at 4:15PM EDT by NWS Melbourne FL
An estimated 416,125 people live within 50 km of this point.
Nearby, since 15 March 2026
- May 10, 2026 · score 43 · 3.2 km
- July 5, 2026 · score 43 · 6.1 km
- May 8, 2026 · score 43 · 6.6 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 | 29.0867, -80.9650 |
| Nearest City | Port Orange (7 km) |
| Population Exposed | 416.1K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-10T19:24:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.73abafc29a3b6187239bfdfec4b0c0b6757b0e3f.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Volusia, FL |
| Headline | Severe Thunderstorm Warning issued May 10 at 3:24PM 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 Port Orange (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.