This alert expired on 9 March 2026 at 23:45 UTC. It is kept here as a record.
No stronger detection stands among the 93 recorded within 20 km of this point since 9 March 2026 — 62 others scored the same.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued March 9 at 5:57PM CDT until March 9 at 6:45PM CDT by NWS Huntsville AL
An estimated 283,430 people live within 50 km of this point.
Nearby, since 9 March 2026
- June 7, 2026 · score 43 · 6.4 km
- June 1, 2026 · score 43 · 11.7 km
- March 9, 2026 · score 43 · 11.9 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 85 % 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 | 85% |
| Coordinates | 34.5850, -86.2800 |
| Nearest City | Huntsville (33 km) |
| Population Exposed | 283.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-09T22:57:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Jackson, AL; Madison, AL; Marshall, AL |
| Headline | Severe Thunderstorm Warning issued March 9 at 5:57PM CDT until March 9 at 6:45PM CDT by NWS Huntsville AL |
| Expires | 2026-03-09T18:45:00-05:00 |
| SenderName | NWS Huntsville AL |
| 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 Huntsville (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.