This alert expired on 29 June 2026 at 21:00 UTC. It is kept here as a record.
No stronger detection stands among the 38 recorded within 20 km of this point since 13 March 2026 — 19 others scored the same. The last comparable one was on 18 June 2026. 9 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 29 at 4:00PM EDT until June 29 at 5:00PM EDT by NWS Greenville-Spartanburg SC
An estimated 161,391 people live within 50 km of this point.
Nearby, since 13 March 2026
- March 13, 2026 · score 43 · 10.9 km
- May 25, 2026 · score 43 · 13.6 km
- June 18, 2026 · score 43 · 14.4 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 79 % 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 | 79% |
| Coordinates | 33.6752, -81.9761 |
| Nearest City | North Augusta (19 km) |
| Population Exposed | 161.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-29T20:00:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.702160698715f4dd3047db17ee9a5277 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Abbeville, SC; Anderson, SC; Greenville, SC; Screven, GA |
| Headline | Severe Thunderstorm Warning issued June 29 at 4:00PM EDT until June 29 at 5:00PM EDT by NWS Greenville-Spartanburg SC |
| Expires | 2026-06-29T17:00:00-04:00 |
| SenderName | NWS Greenville-Spartanburg SC |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.702160698715f4dd3047db17ee9a5277d027fb77.001.1","noaa_urn:oid:2.49.0.1.840.0.93eb4930b09d42dd5aca329e99f4b115899350c5.001.1"] |
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 North Augusta (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.