This alert expired on 31 May 2026 at 23:15 UTC. It is kept here as a record.
It is the 3rd strongest of the 93 detections recorded within 20 km of this point since 15 March 2026. Another comparable one was recorded here earlier the same day. 11 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 31 at 5:44PM CDT until May 31 at 6:15PM CDT by NWS Huntsville AL
An estimated 75,759 people live within 50 km of this point.
Nearby, since 15 March 2026
- August 8, 2026 · score 39 · 2.0 km
- June 1, 2026 · score 39 · 16.6 km
- March 16, 2026 · score 63 · 20.4 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 39 out of 100, at 84 % 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 | 84% |
| Coordinates | 34.7125, -87.7100 |
| Nearest City | Florence (10 km) |
| Population Exposed | 75.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-31T22:44:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.ba520facb399c6ba0085a68bc36c8f34e53fb12a.002.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Colbert, AL |
| Headline | Severe Thunderstorm Warning issued May 31 at 5:44PM CDT until May 31 at 6:15PM CDT by NWS Huntsville AL |
| Expires | 2026-05-31T18:15:00-05:00 |
| SenderName | NWS Huntsville AL |
| HasExactCoords | true |
| Spc ReportType | wind |
| Spc Speed | 63 |
| Spc Location | 2 ESE Florence |
| Spc County | Lauderdale |
| Spc State | AL |
| Spc Comments | 63 MPH Gust reported at the tower at the Renaissance Shoals Resort. (HUN) |
| MergedSources | [{"id":"spc_wind_34.81_-87.63_20","source":"spc","severity":"medium","severityValue":45,"timestamp":1780266240000,"latitude":34.81,"longitude":-87.63}] |
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.
Want to know when something happens near Florence?
Calamity.live data shows a weather event with CalamityScore 39/100, near Florence (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.