This alert expired on 10 August 2026 at 23:30 UTC. It is kept here as a record.
No stronger detection stands among the 16 recorded within 20 km of this point since 16 March 2026 — 12 others scored the same. The last comparable one was on 5 August 2026. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 10 at 6:25PM EDT until August 10 at 7:30PM EDT by NWS Greenville-Spartanburg SC
An estimated 196,529 people live within 50 km of this point.
Nearby, since 16 March 2026
- June 29, 2026 · score 43 · 10.6 km
- June 13, 2026 · score 43 · 13.0 km
- August 5, 2026 · score 43 · 13.5 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 | 35.0727, -82.6645 |
| Nearest City | Easley (28 km) |
| Population Exposed | 196.5K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-10T22:25:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.5d605627dd647a5942ea8bdaae5ae190f2c124b7.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Greenville, SC; Pickens, SC |
| Headline | Severe Thunderstorm Warning issued August 10 at 6:25PM EDT until August 10 at 7:30PM EDT by NWS Greenville-Spartanburg SC |
| Expires | 2026-08-10T19:30:00-04:00 |
| SenderName | NWS Greenville-Spartanburg 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 43/100, near Easley (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.