This alert expired on 23 May 2026 at 20:00 UTC. It is kept here as a record.
No stronger detection stands among the 21 recorded within 20 km of this point since 23 May 2026 — 6 others scored the same.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 23 at 3:11PM EDT until May 23 at 4:00PM EDT by NWS Columbia SC
An estimated 130,787 people live within 50 km of this point.
Nearby, since 23 May 2026
- June 18, 2026 · score 43 · 10.3 km
- July 13, 2026 · score 43 · 11.1 km
- July 14, 2026 · score 43 · 15.3 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 78 % 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 | 78% |
| Coordinates | 33.7015, -82.2569 |
| Nearest City | Evans (22 km) |
| Population Exposed | 130.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-23T19:11:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.09df0e0b9b84592561ff55bf2ff195b8 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Lincoln, GA; McCormick, SC; Columbia, GA; Richmond, GA; Aiken, SC; Edgefield, SC |
| Headline | Severe Thunderstorm Warning issued May 23 at 3:11PM EDT until May 23 at 4:00PM EDT by NWS Columbia SC |
| Expires | 2026-05-23T16:00:00-04:00 |
| SenderName | NWS Columbia SC |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.09df0e0b9b84592561ff55bf2ff195b851799ea0.001.1","noaa_urn:oid:2.49.0.1.840.0.5d0c02f66beb34f8dff04a1f7c4c6443b0b85ed6.001.1"] |
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 Evans (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.