This alert expired on 15 March 2026 at 23:15 UTC. It is kept here as a record.
It is the 23rd strongest of the 40 detections recorded within 20 km of this point since 15 March 2026. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued March 15 at 6:39PM EDT until March 15 at 7:15PM EDT by NWS Jacksonville FL
An estimated 58,218 people live within 50 km of this point.
Nearby, since 15 March 2026
- July 26, 2026 · score 39 · 10.3 km
- June 27, 2026 · score 43 · 13.4 km
- May 8, 2026 · score 43 · 17.7 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 39 out of 100, at 77 % 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) | 39 / 100 |
| Our confidence | 77% |
| Coordinates | 29.4467, -81.8333 |
| Nearest City | Ocala (41 km) |
| Population Exposed | 58.2K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-15T22:39:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.1cc0df76e9d6708ea4fee81f7f17addbceeb1fab.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Marion, FL; Putnam, FL |
| Headline | Severe Thunderstorm Warning issued March 15 at 6:39PM EDT until March 15 at 7:15PM EDT by NWS Jacksonville FL |
| Expires | 2026-03-15T19:15:00-04:00 |
| SenderName | NWS Jacksonville 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 39/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.