This alert expired on 27 May 2026 at 23:00 UTC. It is kept here as a record.
No stronger detection stands among the 57 recorded within 20 km of this point since 16 March 2026 — 35 others scored the same. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 27 at 6:43PM EDT until May 27 at 7:00PM EDT by NWS Raleigh NC
An estimated 15,271 people live within 50 km of this point.
Nearby, since 16 March 2026
- July 13, 2026 · score 22 · 18.3 km
- July 12, 2026 · score 22 · 18.3 km
- June 18, 2026 · score 34 · 19.2 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 34 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 v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 34 / 100 |
| Our confidence | 85% |
| Coordinates | 36.7337, -78.1951 |
| Nearest City | Henderson (48 km) |
| Population Exposed | 15.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-27T22:43:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.fb6b8fed7292eb1542d106f84be39477 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Franklin, NC; Halifax, NC; Nash, NC; Warren, NC; Appomattox, VA; Buckingham, VA; Amherst, VA; Bedford, VA; Botetourt, VA; Rockbridge, VA; City of Buena Vista, VA and 2 more areas |
| Headline | Severe Thunderstorm Warning issued May 27 at 6:43PM EDT until May 27 at 7:00PM EDT by NWS Raleigh NC |
| Expires | 2026-05-27T19:00:00-04:00 |
| SenderName | NWS Raleigh NC |
| HasExactCoords | true |
| MergedCount | 5 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.fb6b8fed7292eb1542d106f84be39477e38c0a40.001.1","noaa_urn:oid:2.49.0.1.840.0.dbb84f33b181193b2690a75d004501c2a3227774.002.1","noaa_urn:oid:2.49.0.1.840.0.f5223d1735d9be23cf5f1b8edb771157449a76b9.002.1","noaa_urn:oid:2.49.0.1.840.0.e74bf788b5b43e1fd26f403bda378d4c1a7b1d87.001.1","noaa_urn:oid:2.49.0.1.840.0.a7b3734aa78cffd58248b6ac632dde9d635b9a51.001.1"] |
| Iem TypeSummary | D |
| Iem City | 3 ENE Crystal Hill |
| Iem County | Halifax |
| Iem State | VA |
| Iem Wfo | RNK |
| Iem Remark | Tree across the road on Newbill School Road. |
| MergedSources | [{"id":"iem_D_36.860_-78.840_1779911460000","source":"iem","severity":"low","severityValue":25,"timestamp":1779911460000,"latitude":36.86,"longitude":-78.84}] |
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 34/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.