Right now
The most recent data we hold from NOAA arrived 9 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
3 other detections within 20 km in the last 24 hours, the nearest 4 km from here.
This alert expired on 13 September 2026 at 23:00 UTC. It is kept here as a record.
It is the 32nd strongest of the 126 detections recorded within 20 km of this point since 15 March 2026. Another comparable one was recorded here earlier the same day. 30 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued September 13 at 6:29PM EDT until September 13 at 7:00PM EDT by NWS Pittsburgh PA
An estimated 655,996 people live within 50 km of this point.
Nearby, since 15 March 2026
- September 4, 2026 · score 54 · 2.3 km
- September 14, 2026 · score 41 · 4.1 km
- June 6, 2026 · score 48 · 10.4 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 41 out of 100, at 86 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 41 / 100 |
| Our confidence | 86% |
| Coordinates | 40.6940, -80.0660 |
| Nearest City | Cranberry Township (4 km) |
| Population Exposed | 656.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-13T22:29:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.7faa761790fa6ceb9bea75cfc1dc22b33a0edc99.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Allegheny, PA; Beaver, PA; Butler, PA |
| Headline | Severe Thunderstorm Warning issued September 13 at 6:29PM EDT until September 13 at 7:00PM EDT by NWS Pittsburgh PA |
| Expires | 2026-09-13T19:00:00-04:00 |
| SenderName | NWS Pittsburgh PA |
| HasExactCoords | true |
| Spc ReportType | wind |
| Spc Speed | UNK |
| Spc Location | 1 ESE Ellport |
| Spc County | Lawrence |
| Spc State | PA |
| Spc Comments | Tree down blocking the driveway. Time estimated via radar. (PBZ) |
| MergedSources | [{"id":"spc_wind_40.86_-80.24_5","source":"spc","severity":"medium","severityValue":45,"timestamp":1789337280000,"latitude":40.86,"longitude":-80.24}] |
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.
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