Right now
The most recent data we hold from NOAA arrived 6 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
One other detection within 20 km in the last 24 hours, 2 km from here.
This alert expired on 6 September 2026 at 21:30 UTC. It is kept here as a record.
It is the strongest of the 50 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 15 August 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued September 6 at 4:11PM EDT until September 6 at 5:30PM EDT by NWS Greenville-Spartanburg SC
An estimated 58,603 people live within 50 km of this point.
Nearby, since 16 March 2026
- July 11, 2026 · score 39 · 2.7 km
- July 12, 2026 · score 39 · 4.2 km
- July 10, 2026 · score 39 · 7.6 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 45 out of 100, at 85 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | High |
| Calamity Score (ours) | 45 / 100 |
| Our confidence | 85% |
| Coordinates | 34.5731, -81.8241 |
| Nearest City | Spartanburg (43 km) |
| Population Exposed | 58.6K within 50 km |
| Impact Tier | severe |
| Timestamp | 2026-09-06T20:11:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.d033b126be4d48bc3a3b481ef6ca8ddd8c2fe10d.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Chester, SC; Union, SC; York, SC; Greenville, SC; Greenville, SC; Laurens, SC and 3 more areas |
| Headline | Severe Thunderstorm Warning issued September 6 at 4:11PM EDT until September 6 at 5:30PM EDT by NWS Greenville-Spartanburg SC |
| Expires | 2026-09-06T17:30:00-04:00 |
| SenderName | NWS Greenville-Spartanburg SC |
| HasExactCoords | true |
| MergedCount | 7 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.d033b126be4d48bc3a3b481ef6ca8ddd8c2fe10d.001.1","noaa_urn:oid:2.49.0.1.840.0.43b9e68eb86b762255e12bf34eb953d2340288c4.002.1","noaa_urn:oid:2.49.0.1.840.0.16745f575eb9098dd6fba1294d43091c03fc5eb3.002.1","noaa_urn:oid:2.49.0.1.840.0.7371ec74aad24c49b6b02ad0ad53e4b664a11e48.001.1","noaa_urn:oid:2.49.0.1.840.0.323c08799ddd5a93dc88e3c9db78b60afa686bee.001.1","noaa_urn:oid:2.49.0.1.840.0.282fef2ac8daa8afb5a7c74de92fb43a9683f441.002.1","noaa_urn:oid:2.49.0.1.840.0.ae7752d1a571efd4436335a8138de1989c5027ec.001.1"] |
| Spc ReportType | hail |
| Spc Speed | 100 |
| Spc Location | 1 NE Easley |
| Spc County | Pickens |
| Spc State | SC |
| Spc Comments | Social media report of one inch sized hail in Easley. (GSP) |
| MergedSources | [{"id":"spc_wind_35.14_-81.82_11","source":"spc","severity":"medium","severityValue":45,"timestamp":1788722700000,"latitude":35.14,"longitude":-81.82},{"id":"spc_wind_34.81_-82.56_12","source":"spc","severity":"medium","severityValue":45,"timestamp":1788723600000,"latitude":34.81,"longitude":-82.56},{"id":"spc_wind_35.07_-81.71_13","source":"spc","severity":"medium","severityValue":45,"timestamp":1788724200000,"latitude":35.07,"longitude":-81.71},{"id":"spc_hail_34.83_-82.58_17","source":"spc","severity":"high","severityValue":65,"timestamp":1788723000000,"latitude":34.83,"longitude":-82.58}] |
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 8 March 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 in this area?
Calamity.live data shows a weather event with CalamityScore 45/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.