Right now
The most recent data we hold from NOAA arrived 1 minute ago, and this point is in it.
2 other detections within 20 km in the last 24 hours, the nearest 3 km from here.
This alert is in force until 11 September 2026, 21:45 UTC.
It is the 5th strongest of the 40 detections recorded within 20 km of this point since 18 June 2026. The last comparable one was on 6 September 2026. 31 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued September 11 at 5:01PM EDT until September 11 at 5:45PM EDT by NWS Raleigh NC
An estimated 53,735 people live within 50 km of this point.
Nearby, since 18 June 2026
- August 3, 2026 · score 34 · 21.3 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 32 out of 100, at 80 % 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 | Medium |
| Calamity Score (ours) | 32 / 100 |
| Our confidence | 80% |
| Coordinates | 34.5498, -79.9164 |
| Nearest City | Florence (41 km) |
| Population Exposed | 53.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-11T21:01:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.0ea25ffea76f73e4092a6d04813d78746abbd453.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Scotland, NC; Kershaw, SC; Lee, SC; Sumter, SC |
| Headline | Severe Thunderstorm Warning issued September 11 at 5:01PM EDT until September 11 at 5:45PM EDT by NWS Raleigh NC |
| Expires | 2026-09-11T17:45:00-04:00 |
| SenderName | NWS Raleigh NC |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.0ea25ffea76f73e4092a6d04813d78746abbd453.001.1","noaa_urn:oid:2.49.0.1.840.0.65dad3c6e66330c9e5dcc7f771da7876b1918fee.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 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.
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