This alert expired on 12 June 2026 at 22:45 UTC. It is kept here as a record.
It is the 2nd strongest of the 14 detections recorded within 20 km of this point since 12 March 2026. The last comparable one was on 12 March 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 12 at 5:59PM EDT until June 12 at 6:45PM EDT by NWS Columbia SC
Nearby, since 12 March 2026
- March 12, 2026 · score 46 · 20.4 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 22 out of 100, at 60 % 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) | 22 / 100 |
| Our confidence | 60% |
| Coordinates | 33.1800, -81.2356 |
| Nearest City | Aiken (62 km) |
| Impact Tier | minor |
| Timestamp | 2026-06-12T21:59:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Bamberg, SC; Barnwell, SC |
| Headline | Severe Thunderstorm Warning issued June 12 at 5:59PM EDT until June 12 at 6:45PM EDT by NWS Columbia SC |
| Expires | 2026-06-12T18:45:00-04:00 |
| SenderName | NWS Columbia SC |
| 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 22/100, near Aiken (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 194 scientific monitoring sources.