Right now
The most recent data we hold from NOAA arrived 2 hours ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 31 May 2026 at 22:30 UTC. It is kept here as a record.
It is the 48th strongest of the 198 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. 6 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 31 at 5:15PM CDT until May 31 at 5:30PM CDT by NWS Huntsville AL
An estimated 75,759 people live within 50 km of this point.
Nearby, since 16 March 2026
- August 13, 2026 · score 43 · 7.1 km
- May 31, 2026 · score 39 · 9.0 km
- August 6, 2026 · score 37 · 9.9 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 79 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 39 / 100 |
| Our confidence | 79% |
| Coordinates | 34.8600, -87.5840 |
| Nearest City | East Florence (8 km) |
| Population Exposed | 75.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-31T22:15:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.155c446495620c5be7cba1eae3305ec39171da91.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Colbert, AL; Lauderdale, AL; Lawrence, AL |
| Headline | Severe Thunderstorm Warning issued May 31 at 5:15PM CDT until May 31 at 5:30PM CDT by NWS Huntsville AL |
| Expires | 2026-05-31T17:30:00-05:00 |
| 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 8 March 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.
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