Reported by IEM 58 days ago.
No stronger detection stands among the 86 recorded within 20 km of this point since 15 March 2026 — 22 others scored the same. The last comparable one was on 1 July 2026. 11 more were recorded here in the fortnight before it.
What the source measured
IEM reported: Multiple trees down in an area around Wible Run Rd, Anderson Rd and Wetzel Rd. Some falling trees caused damage to structures.
An estimated 653,071 people live within 50 km of this point.
Nearby, since 15 March 2026
- August 7, 2026 · score 48 · 4.7 km
- August 16, 2026 · score 48 · 4.8 km
- August 7, 2026 · score 41 · 11.6 km
How we know
Confirmed by 2 independent sources, including IEM.
Our own score for this event is 48 out of 100, at 64 % 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 | 64% |
| Coordinates | 40.5200, -79.9800 |
| Nearest City | Allison Park (5 km) |
| Population Exposed | 653.1K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-04T20:47:00.000Z |
| Source | https://mesonet.agron.iastate.edu/lsr/ |
Score Breakdown
Technical Details
| TypeSummary | D |
| City | 1 WNW Shaler Township |
| County | Allegheny |
| State | PA |
| Wfo | PBZ |
| Remark | Multiple trees down in an area around Wible Run Rd, Anderson Rd and Wetzel Rd. Some falling trees caused damage to structures. |
| Google News RssFeed | weather |
| Google News SourceName | CBS News |
| MergedSources | [{"id":"gnews_weather_495334_210","source":"google_news","severity":"medium","severityValue":40,"timestamp":1783204140000,"latitude":40.44,"longitude":-80}] |
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, near Allison Park (United States), based on data from iem. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.