This alert expired on 2 September 2026 at 15:30 UTC. It is kept here as a record.
It is the 13th strongest of the 16 detections recorded within 20 km of this point since 6 June 2026. The last comparable one was on 19 July 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued September 2 at 10:48AM EDT until September 2 at 11:30AM EDT by NWS State College PA
An estimated 87,505 people live within 50 km of this point.
Nearby, since 6 June 2026
- July 7, 2026 · score 39 · 12.6 km
- July 19, 2026 · score 63 · 16.0 km
- July 7, 2026 · score 39 · 16.6 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 32 out of 100, at 82 % 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) | 32 / 100 |
| Our confidence | 82% |
| Coordinates | 40.4558, -77.8291 |
| Nearest City | State College (37 km) |
| Population Exposed | 87.5K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-02T14:48:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.d6bc6f5fd4ea622937c1fc4ddcbf261742f8848a.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Cumberland, PA; Juniata, PA; Mifflin, PA; Perry, PA; Blair, PA; Cambria, PA; Huntingdon, PA; Blair, PA; Huntingdon, PA; Juniata, PA; Mifflin, PA |
| Headline | Severe Thunderstorm Warning issued September 2 at 10:48AM EDT until September 2 at 11:30AM EDT by NWS State College PA |
| Expires | 2026-09-02T11:30:00-04:00 |
| SenderName | NWS State College PA |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.d6bc6f5fd4ea622937c1fc4ddcbf261742f8848a.001.1","noaa_urn:oid:2.49.0.1.840.0.7cba62caedc27494768d2cc26efcecb9cf8cfabe.001.1","noaa_urn:oid:2.49.0.1.840.0.2dd91d8deded6da08fbe1593f849791680a2436c.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 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.
Want to know when something happens in this area?
Calamity.live data shows a weather event with CalamityScore 32/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.