Right now
The most recent data we hold from NOAA arrived 37 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
5 other detections within 20 km in the last 24 hours, the nearest 6 km from here.
This alert expired on 13 September 2026 at 21:15 UTC. It is kept here as a record.
It is the 64th strongest of the 174 detections recorded within 20 km of this point since 17 March 2026. Another comparable one was recorded here earlier the same day. 129 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued September 13 at 5:02PM EDT until September 13 at 5:15PM EDT by NWS Cleveland OH
An estimated 103,031 people live within 50 km of this point.
Nearby, since 17 March 2026
- July 21, 2026 · score 58 · 12.1 km
- September 3, 2026 · score 58 · 13.1 km
- September 2, 2026 · score 58 · 14.4 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 37 out of 100, at 91 % 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) | 37 / 100 |
| Our confidence | 91% |
| Coordinates | 41.3946, -80.2310 |
| Nearest City | Hermitage (26 km) |
| Population Exposed | 103.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-13T21:02:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.3a0aef98fc809dd652c2965d152b93a95ba84a32.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Crawford, PA; Mahoning, OH; Trumbull, OH |
| Headline | Severe Thunderstorm Warning issued September 13 at 5:02PM EDT until September 13 at 5:15PM EDT by NWS Cleveland OH |
| Expires | 2026-09-13T17:15:00-04:00 |
| SenderName | NWS Cleveland OH |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.3a0aef98fc809dd652c2965d152b93a95ba84a32.001.1","noaa_urn:oid:2.49.0.1.840.0.0a7d8f6c9b492831a0ec91cfadadd06d008400cd.001.1"] |
| Spc ReportType | wind |
| Spc Speed | UNK |
| Spc Location | 5 WNW Meadville |
| Spc County | Crawford |
| Spc State | PA |
| Spc Comments | Tree and wires down across State Highway 98 near Rogers Ferry Rd. (CLE) |
| Iem TypeSummary | D |
| Iem City | 5 WNW Meadville |
| Iem County | Crawford |
| Iem State | PA |
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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