This alert expired on 12 June 2026 at 00:00 UTC. It is kept here as a record.
It is the 29th strongest of the 94 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. 6 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Watch issued June 11 at 6:06PM EDT until June 11 at 8:00PM EDT by NWS Charleston WV
An estimated 16,152 people live within 50 km of this point.
Nearby, since 16 March 2026
- August 10, 2026 · score 34 · 0.0 km
- June 15, 2026 · score 34 · 0.0 km
- June 14, 2026 · score 34 · 0.0 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.
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) | 28 / 100 |
| Our confidence | 80% |
| Coordinates | 38.9000, -80.5000 |
| Nearest City | Clarksburg (44 km) |
| Population Exposed | 16.2K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-11T22:06:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Watch_noaa_urn:oid:2.49.0.1.840.0.73fe11a6531776c7790ba9c4e35544c8 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Watch |
| Urgency | Future |
| Certainty | Possible |
| AreaDesc | Randolph, WV; Preston, WV; Tucker, WV |
| Headline | Severe Thunderstorm Watch issued June 11 at 6:06PM EDT until June 11 at 8:00PM EDT by NWS Charleston WV |
| Expires | 2026-06-11T20:00:00-04:00 |
| SenderName | NWS Charleston WV |
| HasExactCoords | false |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.73fe11a6531776c7790ba9c4e35544c8768b9756.002.1","noaa_urn:oid:2.49.0.1.840.0.1e88070c3768838d02447d864916e55503bf9616.002.1"] |
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.
Want to know when something happens in this area?
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 185 scientific monitoring sources.