This alert expired on 2 July 2026 at 23:45 UTC. It is kept here as a record.
It is the 6th strongest of the 35 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. 9 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 2 at 7:22PM EDT until July 2 at 7:45PM EDT by NWS Greenville-Spartanburg SC
An estimated 170,096 people live within 50 km of this point.
Nearby, since 16 March 2026
- July 2, 2026 · score 43 · 5.7 km
- June 14, 2026 · score 43 · 11.6 km
- August 10, 2026 · score 34 · 12.0 km
How we know
Confirmed by 4 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 88 % 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 | 88% |
| Coordinates | 34.3330, -83.1100 |
| Nearest City | Clemson (46 km) |
| Population Exposed | 170.1K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-02T23:22:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.f5f8b3ef2a589158688c2da475d547aadb4fe82f.002.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Elbert, GA; Franklin, GA; Hart, GA; Stephens, GA; Oconee, SC |
| Headline | Severe Thunderstorm Warning issued July 2 at 7:22PM EDT until July 2 at 7:45PM EDT by NWS Greenville-Spartanburg SC |
| Expires | 2026-07-02T19:45:00-04:00 |
| SenderName | NWS Greenville-Spartanburg SC |
| HasExactCoords | true |
| Iem TypeSummary | D |
| Iem City | 3 S Powdersville |
| Iem County | Anderson |
| Iem State | SC |
| Iem Wfo | GSP |
| Iem Remark | Tree down across Old Williamston Road. |
| MergedSources | [{"id":"iem_D_34.030_-82.390_1783029900000","source":"iem","severity":"low","severityValue":25,"timestamp":1783029900000,"latitude":34.03,"longitude":-82.39},{"id":"iem_D_34.790_-82.690_1783021260000","source":"iem","severity":"low","severityValue":25,"timestamp":1783021260000,"latitude":34.79,"longitude":-82.69},{"id":"iem_D_34.750_-82.500_1783025760000","source":"iem","severity":"low","severityValue":25,"timestamp":1783025760000,"latitude":34.75,"longitude":-82.5}] |
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 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.