This alert expired on 7 August 2026 at 22:31 UTC. It is kept here as a record.
It is the 19th strongest of the 42 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 22 July 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 7 at 6:21PM EDT until August 7 at 6:30PM EDT by NWS Baltimore MD/Washington DC
An estimated 92,504 people live within 50 km of this point.
Nearby, since 16 March 2026
- July 21, 2026 · score 39 · 5.8 km
- June 12, 2026 · score 43 · 11.0 km
- July 22, 2026 · score 67 · 14.2 km
How we know
Confirmed by 5 independent sources, including NOAA.
Our own score for this event is 39 out of 100, at 88 % 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) | 39 / 100 |
| Our confidence | 88% |
| Coordinates | 37.8174, -78.8641 |
| Nearest City | Waynesboro (28 km) |
| Population Exposed | 92.5K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-07T22:21:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.94eba7cafc28b0b336b51397dfa9660e |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Rockingham, VA; Pendleton, WV; Charlotte, VA; Halifax, VA |
| Headline | Severe Thunderstorm Warning issued August 7 at 6:21PM EDT until August 7 at 6:30PM EDT by NWS Baltimore MD/Washington DC |
| Expires | 2026-08-07T18:31:00-04:00 |
| SenderName | NWS Baltimore MD/Washington DC |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.94eba7cafc28b0b336b51397dfa9660e129545e4.001.1","noaa_urn:oid:2.49.0.1.840.0.0b3cf46c27563c6c3d514bf3a350baba7e65589f.001.1"] |
| Iem TypeSummary | D |
| Iem City | 2 WSW Gordonsville |
| Iem County | Albemarle |
| Iem State | VA |
| Iem Wfo | LWX |
| Iem Remark | Tree down at the intersection of Gordonsville Rd. and Logon Ln. |
| MergedSources | [{"id":"iem_D_38.100_-78.330_1786127100000","source":"iem","severity":"low","severityValue":25,"timestamp":1786127100000,"latitude":38.1,"longitude":-78.33},{"id":"iem_D_38.030_-78.630_1786133940000","source":"iem","severity":"low","severityValue":25,"timestamp":1786133940000,"latitude":38.03,"longitude":-78.63},{"id":"iem_D_38.060_-78.570_1786133400000","source":"iem","severity":"low","severityValue":25,"timestamp":1786133400000,"latitude":38.06,"longitude":-78.57},{"id":"iem_D_38.120_-78.220_1786128000000","source":"iem","severity":"low","severityValue":25,"timestamp":1786128000000,"latitude":38.12,"longitude":-78.22}] |
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.
Want to know when something happens near Waynesboro?
Calamity.live data shows a weather event with CalamityScore 39/100, near Waynesboro (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.