This alert expired on 6 June 2026 at 19:05 UTC. It is kept here as a record.
It is the 6th strongest of the 60 detections recorded within 20 km of this point since 15 March 2026. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 6 at 2:55PM EDT until June 6 at 3:00PM EDT by NWS Pittsburgh PA
An estimated 195,650 people live within 50 km of this point.
Nearby, since 15 March 2026
- June 11, 2026 · score 37 · 17.7 km
- July 18, 2026 · score 48 · 18.4 km
- August 10, 2026 · score 34 · 20.3 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 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) | 43 / 100 |
| Our confidence | 81% |
| Coordinates | 40.2676, -79.3455 |
| Nearest City | Murrysville (35 km) |
| Population Exposed | 195.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-06T18:55:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.bbcf7e5c8ccaf76f0775f0a53148f139 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Allegheny, PA; Greene, PA; Washington, PA; Marion, WV; Monongalia, WV; Wetzel, WV; Indiana, PA; Cambria, PA; Clearfield, PA and 1 more areas |
| Headline | Severe Thunderstorm Warning issued June 6 at 2:55PM EDT until June 6 at 3:00PM EDT by NWS Pittsburgh PA |
| Expires | 2026-06-06T15:05:00-04:00 |
| SenderName | NWS Pittsburgh PA |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.bbcf7e5c8ccaf76f0775f0a53148f139ccfe2b66.001.1","noaa_urn:oid:2.49.0.1.840.0.bcbb54f610040ed5d71fe27fad02c8889786f0d8.001.1","noaa_urn:oid:2.49.0.1.840.0.6d2f7227cc3e79206a9889705d75469574bddbad.001.1","noaa_urn:oid:2.49.0.1.840.0.9c4efbc43b049a6b83ad876deb83dddca7d0c990.001.1"] |
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 43/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.