This alert expired on 4 September 2026 at 21:15 UTC. It is kept here as a record.
It is the 12th strongest of the 53 detections recorded within 20 km of this point since 2 April 2026. Another comparable one was recorded here earlier the same day.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued September 4 at 4:54PM EDT until September 4 at 5:15PM EDT by NWS Wakefield VA
Nearby, since 2 April 2026
- June 14, 2026 · score 22 · 11.8 km
- June 12, 2026 · score 22 · 12.3 km
- July 22, 2026 · score 46 · 16.4 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 16 out of 100, at 60 % 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) | 16 / 100 |
| Our confidence | 60% |
| Coordinates | 37.8984, -79.9807 |
| Nearest City | Salem (68 km) |
| Impact Tier | minor |
| Timestamp | 2026-09-04T20:54:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.963f4d76b9f6b201b582ad12ff335d6401e68111.002.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Caroline, VA; Hanover, VA; Albemarle, VA; Greene, VA; Greene, VA; Madison, VA; Orange, VA and 21 more areas |
| Headline | Severe Thunderstorm Warning issued September 4 at 4:54PM EDT until September 4 at 5:15PM EDT by NWS Wakefield VA |
| Expires | 2026-09-04T17:15:00-04:00 |
| SenderName | NWS Wakefield VA |
| HasExactCoords | true |
| MergedCount | 25 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.963f4d76b9f6b201b582ad12ff335d6401e68111.002.1","noaa_urn:oid:2.49.0.1.840.0.5e8e7e53fcfeeb6f2847e0620731edefed1409d7.001.1","noaa_urn:oid:2.49.0.1.840.0.1f5a39aa876ff543da6d7db85fe55d00957c1b74.001.1","noaa_urn:oid:2.49.0.1.840.0.99ba8374899f08b9eb5892cfe2c29e2bf56a5a5c.001.1","noaa_urn:oid:2.49.0.1.840.0.9782fffb74df10330871a698aadccfe9da84842d.001.1","noaa_urn:oid:2.49.0.1.840.0.7423974a89920e07a8e09e0622d222d11d70a321.001.1","noaa_urn:oid:2.49.0.1.840.0.ada85fd19e81615bd74fbc6c503d15969bc18c57.002.1","noaa_urn:oid:2.49.0.1.840.0.7d679098fcac9878d6817718c0a23c18af71bc2a.001.1","noaa_urn:oid:2.49.0.1.840.0.d008af536b07f7ad801804f932ab942a363b50cc.001.1","noaa_urn:oid:2.49.0.1.840.0.de3134c207a8f7bfcdeb7e00895fa5122e319409.001.1","noaa_urn:oid:2.49.0.1.840.0.bf1ebc9c6f4a7afdc38c6e42aa638e045480773e.001.1","noaa_urn:oid:2.49.0.1.840.0.4fd13ca06a54a7c4bd3590e68608c538c5c87169.001.1","noaa_urn:oid:2.49.0.1.840.0.087d74d8075183520f0e3dcc40fb46c5b9a21d69.001.1","noaa_urn:oid:2.49.0.1.840.0.4895c4a0ed546ad1e5e2fd43dd4adfa797055cd8.001.1","noaa_urn:oid:2.49.0.1.840.0.4464cd3acaf187560d83e62201bcb55235a70983.001.1","noaa_urn:oid:2.49.0.1.840.0.8465922ae0ef3e51b2cd666a8897f302c940aac9.002.1","noaa_urn:oid:2.49.0.1.840.0.11033a7870d7dbc208a41fa4f2f7b62dfdc45b01.001.1","noaa_urn:oid:2.49.0.1.840.0.ee84d2cf5cf622ca7d5dd09eb4351befbfb4e35f.002.1","noaa_urn:oid:2.49.0.1.840.0.2f42b38839f87b5917fc9fca9ab8f2323e2356a3.001.1","noaa_urn:oid:2.49.0.1.840.0.205a5f48afbd105771761b583933d6c29664598d.001.1","noaa_urn:oid:2.49.0.1.840.0.97e7edb0eb101f21f7bfb99779f539096105980b.002.1","noaa_urn:oid:2.49.0.1.840.0.0cdece4a0868f5fc892c80beda875f33d6fb2525.001.1","noaa_urn:oid:2.49.0.1.840.0.abddb7b728e0cbc550c87eb70bcfc4517e424a9c.001.1","noaa_urn:oid:2.49.0.1.840.0.f3a434ea55869d0858860465cecd62210ff2f351.001.1","noaa_urn:oid:2.49.0.1.840.0.8400367eb170d0358d780752b347139c9e2431cb.002.1"] |
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.
Want to know when something happens in this area?
Calamity.live data shows a weather event with CalamityScore 16/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.