This alert expired on 25 June 2026 at 23:15 UTC. It is kept here as a record.
It is the 2nd strongest of the 21 detections recorded within 20 km of this point since 15 March 2026. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 25 at 6:35PM EDT until June 25 at 7:15PM EDT by NWS Pittsburgh PA
An estimated 168,268 people live within 50 km of this point.
Nearby, since 15 March 2026
- July 22, 2026 · score 67 · 13.3 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 87 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 43 / 100 |
| Our confidence | 87% |
| Coordinates | 40.5403, -80.9010 |
| Nearest City | Weirton (30 km) |
| Population Exposed | 168.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-25T22:35:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.090e50946bac33f526f8171b53c81681 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Belmont, OH; Monroe, OH; Greene, PA; Marshall, WV; Wetzel, WV; Geauga, OH; Portage, OH; Trumbull, OH |
| Headline | Severe Thunderstorm Warning issued June 25 at 6:35PM EDT until June 25 at 7:15PM EDT by NWS Pittsburgh PA |
| Expires | 2026-06-25T19:15:00-04:00 |
| SenderName | NWS Pittsburgh PA |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.090e50946bac33f526f8171b53c81681c10e1b0d.002.1","noaa_urn:oid:2.49.0.1.840.0.0d68cd58f0ab884d4393eecfa9014d3bd585e394.001.1"] |
| Iem TypeSummary | C |
| Iem City | 5 W Hanoverton |
| Iem County | Columbiana |
| Iem State | OH |
| Iem Wfo | PBZ |
| Iem Remark | Spotter Network report from 25067 Buffalo Road. |
| MergedSources | [{"id":"iem_H_40.830_-81.250_1782423960000","source":"iem","severity":"low","severityValue":25,"timestamp":1782423960000,"latitude":40.83,"longitude":-81.25},{"id":"iem_C_40.760_-81.030_1782425280000","source":"iem","severity":"low","severityValue":25,"timestamp":1782425280000,"latitude":40.76,"longitude":-81.03}] |
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 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 Weirton?
Calamity.live data shows a weather event with CalamityScore 43/100, near Weirton (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 187 scientific monitoring sources.