This alert expired on 11 June 2026 at 21:45 UTC. It is kept here as a record.
It is the 18th strongest of the 59 detections recorded within 20 km of this point since 17 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 June 11 at 5:29PM EDT until June 11 at 5:45PM EDT by NWS Baltimore MD/Washington DC
An estimated 20,130 people live within 50 km of this point.
Nearby, since 17 March 2026
- July 6, 2026 · score 34 · 12.9 km
- July 18, 2026 · score 34 · 12.9 km
- May 13, 2026 · score 34 · 15.5 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 28 out of 100, at 80 % 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) | 28 / 100 |
| Our confidence | 80% |
| Coordinates | 39.5090, -79.2349 |
| Nearest City | Cumberland (44 km) |
| Population Exposed | 20.1K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-11T21:29:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.91c7afa1a27e66309360f69d37395476 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Grant, WV; Hardy, WV; Pendleton, WV; Lewis, WV; Randolph, WV; Upshur, WV; Webster, WV; Allegany, MD; Garrett, MD; Rockingham, VA; Shenandoah, VA; Grant, WV; Hampshire, WV; Hardy, WV; Mineral, WV; Pendleton, WV and 5 more areas |
| Headline | Severe Thunderstorm Warning issued June 11 at 5:29PM EDT until June 11 at 5:45PM EDT by NWS Baltimore MD/Washington DC |
| Expires | 2026-06-11T17:45:00-04:00 |
| SenderName | NWS Baltimore MD/Washington DC |
| HasExactCoords | true |
| MergedCount | 8 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.91c7afa1a27e66309360f69d373954766ba9c11f.001.1","noaa_urn:oid:2.49.0.1.840.0.6f7f1e177a22f3641d345dd3a98c62122f2c40c1.001.1","noaa_urn:oid:2.49.0.1.840.0.b91ae5c90293e37b5d12d003725075f6799a636e.001.1","noaa_urn:oid:2.49.0.1.840.0.34516ca83157abe94540293ea2cff622842bf9f7.002.1","noaa_urn:oid:2.49.0.1.840.0.2b4e8c23923461200fecf65b6ceddcf72e6f3f8e.001.1","noaa_urn:oid:2.49.0.1.840.0.f3007bc53df4bb2e65d86127f0ec5e559823983b.001.1","noaa_urn:oid:2.49.0.1.840.0.9de963617dfcaf225b1a0581f24978facc06cf04.001.1","noaa_urn:oid:2.49.0.1.840.0.ec6aec84e3e00f5cde19ef5e9dc7dc2846dd2a82.001.1"] |
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 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 28/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.