This alert expired on 8 August 2026 at 20:30 UTC. It is kept here as a record.
It is the 18th strongest of the 54 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. 12 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 8 at 3:50PM EDT until August 8 at 4:30PM EDT by NWS Baltimore MD/Washington DC
An estimated 451,023 people live within 50 km of this point.
Nearby, since 16 March 2026
- March 16, 2026 · score 43 · 3.5 km
- August 7, 2026 · score 43 · 4.6 km
- June 12, 2026 · score 43 · 4.8 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 90 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 43 / 100 |
| Our confidence | 90% |
| Coordinates | 38.5187, -77.7362 |
| Nearest City | Culpeper (24 km) |
| Population Exposed | 451.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-08T19:50:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.35c88f082afa7739018ab25e2aa7be777449c06f.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Culpeper, VA; Fauquier, VA |
| Headline | Severe Thunderstorm Warning issued August 8 at 3:50PM EDT until August 8 at 4:30PM EDT by NWS Baltimore MD/Washington DC |
| Expires | 2026-08-08T16:30:00-04:00 |
| SenderName | NWS Baltimore MD/Washington DC |
| HasExactCoords | true |
| Iem TypeSummary | D |
| Iem City | Luray |
| Iem County | Page |
| Iem State | VA |
| Iem Wfo | LWX |
| Iem Remark | Powerlines reported down on Big Spring Street near Hillcrest Ave. |
| MergedSources | [{"id":"iem_D_38.660_-78.370_1786215120000","source":"iem","severity":"low","severityValue":25,"timestamp":1786215120000,"latitude":38.66,"longitude":-78.37},{"id":"iem_D_38.660_-78.460_1786214640000","source":"iem","severity":"low","severityValue":25,"timestamp":1786214640000,"latitude":38.66,"longitude":-78.46}] |
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 10 February 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.
Calamity.live data shows a weather event with CalamityScore 43/100, near Culpeper (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.