Severe Weather in United States
Right now
The most recent data we hold from NOAA arrived 4 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 13 May 2026 at 23:45 UTC. It is kept here as a record.
No stronger detection stands among the 17 recorded within 20 km of this point since 13 May 2026 — 2 others scored the same.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 13 at 6:58PM EDT until May 13 at 7:45PM EDT by NWS State College PA
An estimated 50,183 people live within 50 km of this point.
Nearby, since 13 May 2026
- August 27, 2026 · score 39 · 15.9 km
- September 3, 2026 · score 32 · 18.8 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 39 out of 100, at 80 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 39 / 100 |
| Our confidence | 80% |
| Coordinates | 40.6214, -76.9043 |
| Nearest City | Harrisburg (39 km) |
| Population Exposed | 50.2K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-13T22:58:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.c81c7b3d95b299f687ac841da51885a60a9b17b4.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Dauphin, PA; Juniata, PA; Northumberland, PA; Perry, PA; Schuylkill, PA; Snyder, PA |
| Headline | Severe Thunderstorm Warning issued May 13 at 6:58PM EDT until May 13 at 7:45PM EDT by NWS State College PA |
| Expires | 2026-05-13T19:45:00-04:00 |
| SenderName | NWS State College 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 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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