This alert expired on 29 June 2026 at 23:45 UTC. It is kept here as a record.
No stronger detection stands among the 25 recorded within 20 km of this point since 16 March 2026 — 4 others scored the same. The last comparable one was on 27 June 2026. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 29 at 6:47PM EDT until June 29 at 7:45PM EDT by NWS Greenville-Spartanburg SC
An estimated 173,050 people live within 50 km of this point.
Nearby, since 16 March 2026
- March 17, 2026 · score 43 · 7.8 km
- July 29, 2026 · score 37 · 8.0 km
- August 6, 2026 · score 37 · 9.3 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 90 % 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 | 90% |
| Coordinates | 35.2095, -82.1379 |
| Nearest City | Greer (31 km) |
| Population Exposed | 173.1K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-29T22:47:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.9eb5ec5af41fc6447a1bb6a4072e5c17 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Rutherford, NC; Cherokee, SC; Spartanburg, SC; Henderson, NC |
| Headline | Severe Thunderstorm Warning issued June 29 at 6:47PM EDT until June 29 at 7:45PM EDT by NWS Greenville-Spartanburg SC |
| Expires | 2026-06-29T19:45:00-04:00 |
| SenderName | NWS Greenville-Spartanburg SC |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.9eb5ec5af41fc6447a1bb6a4072e5c17df512bd4.001.1","noaa_urn:oid:2.49.0.1.840.0.e21704f5ba486218d6aa8083cd0c0d611813ccf5.001.1"] |
| Iem TypeSummary | D |
| Iem City | 2 WNW Easley |
| Iem County | Pickens |
| Iem State | SC |
| Iem Wfo | GSP |
| Iem Remark | Trees and power lines down on the west side of Easley. |
| MergedSources | [{"id":"iem_D_34.750_-82.530_1782765000000","source":"iem","severity":"low","severityValue":25,"timestamp":1782765000000,"latitude":34.75,"longitude":-82.53},{"id":"iem_D_34.830_-82.620_1782760800000","source":"iem","severity":"low","severityValue":25,"timestamp":1782760800000,"latitude":34.83,"longitude":-82.62}] |
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.
Want to know when something happens near Greer?
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 187 scientific monitoring sources.