This alert expired on 29 August 2026 at 23:45 UTC. It is kept here as a record.
It is the 15th strongest of the 29 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 25 August 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 29 at 7:16PM EDT until August 29 at 7:45PM EDT by NWS Jacksonville FL
Nearby, since 16 March 2026
- June 20, 2026 · score 43 · 4.7 km
- August 29, 2026 · score 22 · 5.8 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 22 out of 100, at 61 % 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) | 22 / 100 |
| Our confidence | 61% |
| Coordinates | 30.0400, -82.5980 |
| Nearest City | Gainesville (51 km) |
| Impact Tier | minor |
| Timestamp | 2026-08-29T23:16:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Columbia, FL; Union, FL |
| Headline | Severe Thunderstorm Warning issued August 29 at 7:16PM EDT until August 29 at 7:45PM EDT by NWS Jacksonville FL |
| Expires | 2026-08-29T19:45:00-04:00 |
| 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 22/100, near Gainesville (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.