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.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 27 May 2026 at 21:15 UTC. It is kept here as a record.
It is the 8th strongest of the 148 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 27 at 4:23PM EDT until May 27 at 5:15PM EDT by NWS Blacksburg VA
An estimated 419,110 people live within 50 km of this point.
Nearby, since 16 March 2026
- May 27, 2026 · score 43 · 2.9 km
- March 17, 2026 · score 43 · 3.8 km
- March 16, 2026 · score 72 · 13.2 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 out of 100, at 79 % 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) | 43 / 100 |
| Our confidence | 79% |
| Coordinates | 36.3857, -79.6423 |
| Nearest City | Eden (16 km) |
| Population Exposed | 419.1K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-27T20:23:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.af1a4197bdc2385f3102171e1ee563bd |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Caswell, NC; Charlotte, VA; Halifax, VA; Pittsylvania, VA; Davie, NC; Iredell, NC; Caswell, NC; Rockingham, NC; City of Danville, VA |
| Headline | Severe Thunderstorm Warning issued May 27 at 4:23PM EDT until May 27 at 5:15PM EDT by NWS Blacksburg VA |
| Expires | 2026-05-27T17:15:00-04:00 |
| SenderName | NWS Blacksburg VA |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.af1a4197bdc2385f3102171e1ee563bd45fae2a6.001.1","noaa_urn:oid:2.49.0.1.840.0.b3a1ba22eb3f58f77916eaa0567545599f403e69.001.1","noaa_urn:oid:2.49.0.1.840.0.2cd4c23d26b415169238259d5002328149b7af86.001.1"] |
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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