This alert expired on 13 May 2026 at 19:36 UTC. It is kept here as a record.
It is the 5th strongest of the 36 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 May 13 at 3:27PM EDT until May 13 at 3:30PM EDT by NWS Charleston WV
An estimated 77,089 people live within 50 km of this point.
Nearby, since 17 March 2026
- August 8, 2026 · score 39 · 10.2 km
- June 7, 2026 · score 39 · 12.6 km
- June 6, 2026 · score 39 · 19.1 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 39 out of 100, at 81 % 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 | 81% |
| Coordinates | 39.8201, -80.3728 |
| Nearest City | Wheeling (40 km) |
| Population Exposed | 77.1K within 50 km |
| Impact Tier | significant |
| Date | 2026-05-13 — time not reported by the source |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.e002d5cfb2a9900df74288dcc566eb59 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Tyler, WV; Greene, PA; Marion, WV; Monongalia, WV; Wetzel, WV; Allegheny, PA; Fayette, PA; Washington, PA; Westmoreland, PA |
| Headline | Severe Thunderstorm Warning issued May 13 at 3:27PM EDT until May 13 at 3:30PM EDT by NWS Charleston WV |
| Expires | 2026-05-13T15:36:00-04:00 |
| SenderName | NWS Charleston WV |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.e002d5cfb2a9900df74288dcc566eb59dcd34df5.001.1","noaa_urn:oid:2.49.0.1.840.0.bb14d07859cc9ddc55545b235d5891c30cdd7395.002.1","noaa_urn:oid:2.49.0.1.840.0.4b9623f5bd78cffe4cf6800fd17c52d14b0166b6.001.1"] |
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 39/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.