This alert expired on 12 March 2026 at 13:00 UTC. It is kept here as a record.
It is the strongest of the 61 detections recorded within 20 km of this point since 12 March 2026.
What the source measured
NOAA reported: Tornado Warning issued March 12 at 8:43AM EDT until March 12 at 9:00AM EDT by NWS Columbia SC
An estimated 130,787 people live within 50 km of this point.
Nearby, since 12 March 2026
- August 27, 2026 · score 43 · 12.8 km
- June 30, 2026 · score 43 · 12.8 km
- June 29, 2026 · score 43 · 12.8 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 67 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 | critical |
| Calamity Score (ours) | 67 / 100 |
| Our confidence | 78% |
| Coordinates | 33.3840, -82.2900 |
| Nearest City | Evans (22 km) |
| Population Exposed | 130.8K within 50 km |
| Impact Tier | severe |
| Timestamp | 2026-03-12T12:43:00.000Z |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Columbia, GA; McDuffie, GA; Richmond, GA |
| Headline | Tornado Warning issued March 12 at 8:43AM EDT until March 12 at 9:00AM EDT by NWS Columbia SC |
| Expires | 2026-03-12T09:00:00-04:00 |
| SenderName | NWS Columbia SC |
| HasExactCoords | true |
Safety Information
If a tornado warning is issued: go to a basement or an interior room on the lowest floor, away from windows. A vehicle and a mobile home are not shelter. Cover your head and neck. Wait for the official all-clear before going outside, and watch for downed power lines and gas leaks afterwards.
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 67/100, near Evans (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.