Right now
The most recent data we hold from NOAA arrived 3 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
2 other detections within 20 km in the last 24 hours, the nearest <1 km from here.
This alert expired on 13 September 2026 at 21:15 UTC. It is kept here as a record.
It is the 88th strongest of the 193 detections recorded within 20 km of this point since 12 March 2026. The last comparable one was on 4 September 2026. 151 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued September 13 at 4:42PM EDT until September 13 at 5:15PM EDT by NWS Cleveland OH
An estimated 16,028 people live within 50 km of this point.
Nearby, since 12 March 2026
- September 2, 2026 · score 58 · 7.5 km
- September 3, 2026 · score 58 · 11.9 km
- July 21, 2026 · score 58 · 14.9 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 28 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) | 28 / 100 |
| Our confidence | 86% |
| Coordinates | 41.4563, -80.2077 |
| Nearest City | Hermitage (32 km) |
| Population Exposed | 16.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-13T20:42:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.4f3e16e4add8f8603209272372535bc86c120d03.001.1 |
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 4:42PM 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 | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.4f3e16e4add8f8603209272372535bc86c120d03.001.1","noaa_urn:oid:2.49.0.1.840.0.f06002442d8c4aefc22380b9a395535ccc23321a.002.1","noaa_urn:oid:2.49.0.1.840.0.41a89dbb9ac20525f4de1daae612044cd3e536c5.001.1"] |
| 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) |
| MergedSources | [{"id":"spc_wind_41.68_-80.22_1","source":"spc","severity":"medium","severityValue":45,"timestamp":1789330920000,"latitude":41.68,"longitude":-80.22}] |
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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