Right now
The most recent data we hold from NOAA arrived 3 minutes ago, and this point is in it.
9 other detections within 20 km in the last 24 hours, the nearest 21 km from here.
This alert expired on 21 September 2026 at 23:00 UTC. It is kept here as a record.
It is the 24th strongest of the 64 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 September 21 at 6:45PM EDT until September 21 at 7:00PM EDT by NWS Charleston WV
Urban PEI: 15,403 within a heuristic 50 km radius; not unique people.
Nearby, since 16 March 2026
- June 13, 2026 · score 43 · 23.3 km
- June 12, 2026 · score 43 · 23.3 km
- March 16, 2026 · score 72 · 26.6 km
How we know
3 recorded sources include NOAA; independence is not established by this count.
Our own score for this event is 40 out of 100.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
Computed under scoring rules v5. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | High |
| Calamity Score (ours) | 40 / 100 |
| Legacy data-support index | 0.90/1 |
| Coordinates | 36.5904, -80.2205 |
| Nearest City | Eden (42 km) |
| Urban exposure index (PEI) | 15.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-21T22:45:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.8f735054b5fbeb5373ff91cedbf797892b9a37b5.001.1 |
Physical priority index · v5. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: noaa. Occurrence: 2026-09-21T22:45:00.000Z.
First archived: 2026-09-21T22:52:27.425Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Lincoln, WV; Logan, WV; Wayne, WV; Sullivan, TN; Washington, VA; City of Bristol, VA; Catawba, NC; Iredell, NC and 3 more areas |
| Headline | Severe Thunderstorm Warning issued September 21 at 6:45PM EDT until September 21 at 7:00PM EDT by NWS Charleston WV |
| Expires | 2026-09-21T19:00:00-04:00 |
| SenderName | NWS Charleston WV |
| HasExactCoords | true |
| MergedCount | 6 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.8f735054b5fbeb5373ff91cedbf797892b9a37b5.001.1","noaa_urn:oid:2.49.0.1.840.0.997a04c49d62dae8ea2ee820e5b108e5913d3302.002.1","noaa_urn:oid:2.49.0.1.840.0.4610d136a28c20ffccb81b10fddc1add3b92a9ff.001.1","noaa_urn:oid:2.49.0.1.840.0.f87f88cf9b2ca96ca8039b1576f4e048948b3a85.001.1","noaa_urn:oid:2.49.0.1.840.0.61fb8a223a33b0e804e061175c7ee082d1e281d4.002.1","noaa_urn:oid:2.49.0.1.840.0.932c952e99e26210ea52fd0e987ac83c15d4cc5a.001.1"] |
| Spc ReportType | hail |
| Spc Speed | 125 |
| Spc Location | 4 S Endicott |
| Spc County | Patrick |
| Spc State | VA |
| Spc Comments | Hail with a diameter slightly larger than a quarter observed near Endicott. (RNK) |
| Iem TypeSummary | D |
| Iem City | 3 SSW Woodville |
| Iem County | Surry |
| Iem State | NC |
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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