This alert expired on 7 June 2026 at 00:45 UTC. It is kept here as a record.
It is the 8th strongest of the 65 detections recorded within 20 km of this point since 11 March 2026. The last comparable one was on 6 June 2026. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 6 at 8:30PM EDT until June 6 at 8:45PM EDT by NWS Pittsburgh PA
An estimated 542,564 people live within 50 km of this point.
Nearby, since 11 March 2026
- August 9, 2026 · score 43 · 8.6 km
- August 11, 2026 · score 43 · 9.1 km
- March 11, 2026 · score 48 · 11.4 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 48 out of 100, at 79 % 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) | 48 / 100 |
| Our confidence | 79% |
| Coordinates | 40.0275, -79.8725 |
| Nearest City | McKeesport (36 km) |
| Population Exposed | 542.6K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-07T00:30:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.477f60b3c05bf995e5eb5da5bb9de91535d21365.002.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Fayette, PA; Westmoreland, PA |
| Headline | Severe Thunderstorm Warning issued June 6 at 8:30PM EDT until June 6 at 8:45PM EDT by NWS Pittsburgh PA |
| Expires | 2026-06-06T20:45:00-04:00 |
| SenderName | NWS Pittsburgh PA |
| HasExactCoords | true |
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 48/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.