This alert expired on 18 June 2026 at 08:45 UTC. It is kept here as a record.
No stronger detection stands among the 17 recorded within 20 km of this point since 24 May 2026 — 2 others 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 4:30AM EDT until June 18 at 4:45AM EDT by NWS Wilmington OH
An estimated 20,409 people live within 50 km of this point.
Nearby, since 24 May 2026
- September 4, 2026 · score 28 · 16.6 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 58 out of 100, at 79 % 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 | Critical |
| Calamity Score (ours) | 58 / 100 |
| Our confidence | 79% |
| Coordinates | 38.9229, -83.3562 |
| Nearest City | Portsmouth (38 km) |
| Population Exposed | 20.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-18T08:30:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Tornado Warning_noaa_urn:oid:2.49.0.1.840.0.d3755ab9ef84229e4a1727c267497241 |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Pendleton, KY; Pike, OH; Jackson, OH |
| Headline | Tornado Warning issued June 18 at 4:30AM EDT until June 18 at 4:45AM EDT by NWS Wilmington OH |
| Expires | 2026-06-18T04:45:00-04:00 |
| SenderName | NWS Wilmington OH |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.d3755ab9ef84229e4a1727c267497241a06f03ee.002.1","noaa_urn:oid:2.49.0.1.840.0.bbe45d73f6dc884b05cf7aa2b465175b20eebda6.001.1","noaa_urn:oid:2.49.0.1.840.0.1687bcbb1afeac866428132f7b2e6c154431e10e.001.1"] |
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 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 58/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.