This alert expired on 18 June 2026 at 12:15 UTC. It is kept here as a record.
No stronger detection stands among the 25 recorded within 20 km of this point since 12 March 2026 — one other scored the same. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Tornado Warning issued June 18 at 7:36AM EDT until June 18 at 8:15AM EDT by NWS Cleveland OH
An estimated 117,846 people live within 50 km of this point.
Nearby, since 12 March 2026
- June 18, 2026 · score 67 · 5.9 km
- August 11, 2026 · score 43 · 8.5 km
- March 12, 2026 · score 34 · 12.5 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 67 out of 100, at 84 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | critical |
| Calamity Score (ours) | 67 / 100 |
| Our confidence | 84% |
| Coordinates | 41.7400, -80.2500 |
| Nearest City | Erie (45 km) |
| Population Exposed | 117.8K within 50 km |
| Impact Tier | severe |
| Timestamp | 2026-06-18T11:36:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.fb82dcf88edf5740607fd2d88b3b06cc1539330d.001.1 |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Crawford, PA |
| Headline | Tornado Warning issued June 18 at 7:36AM EDT until June 18 at 8:15AM EDT by NWS Cleveland OH |
| Expires | 2026-06-18T08:15:00-04:00 |
| SenderName | NWS Cleveland OH |
| HasExactCoords | true |
| Spc ReportType | wind |
| Spc Speed | UNK |
| Spc Location | 3 SW Rock Creek |
| Spc County | Ashtabula |
| Spc State | OH |
| Spc Comments | Several trees down on power lines. (CLE) |
| MergedSources | [{"id":"spc_wind_41.63_-80.90_184","source":"spc","severity":"medium","severityValue":45,"timestamp":1781779860000,"latitude":41.63,"longitude":-80.9}] |
Safety Information
If a tornado warning is issued: go to a basement or an interior room on the lowest floor, away from windows. A vehicle and a mobile home are not shelter. Cover your head and neck. Wait for the official all-clear before going outside, and watch for downed power lines and gas leaks afterwards.
Series begins 10 February 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 near Erie?
Calamity.live data shows a weather event with CalamityScore 67/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.