This alert expired on 22 June 2026 at 01:30 UTC. It is kept here as a record.
It is the 28th strongest of the 75 detections recorded within 20 km of this point since 12 March 2026. The last comparable one was on 18 June 2026. 6 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 21 at 9:01PM EDT until June 21 at 9:30PM EDT by NWS Wilmington OH
An estimated 22,104 people live within 50 km of this point.
Nearby, since 12 March 2026
- March 12, 2026 · score 34 · 9.2 km
- May 24, 2026 · score 43 · 14.4 km
- March 12, 2026 · score 43 · 14.5 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 34 out of 100, at 90 % 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) | 34 / 100 |
| Our confidence | 90% |
| Coordinates | 39.3537, -85.1825 |
| Nearest City | Oxford (41 km) |
| Population Exposed | 22.1K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-22T01:01:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.20b44f6807a8cbcefa1c9a6f67447ea075249c7d.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Dearborn, IN; Fayette, IN; Franklin, IN; Ripley, IN; Union, IN |
| Headline | Severe Thunderstorm Warning issued June 21 at 9:01PM EDT until June 21 at 9:30PM EDT by NWS Wilmington OH |
| Expires | 2026-06-21T21:30:00-04:00 |
| SenderName | NWS Wilmington OH |
| HasExactCoords | true |
| Google News RssFeed | weather |
| Google News SourceName | WLWT |
| MergedSources | [{"id":"gnews_weather_495021_121","source":"google_news","severity":"medium","severityValue":40,"timestamp":1782077264000,"latitude":39.13,"longitude":-84.51},{"id":"gnews_weather_495024_123","source":"google_news","severity":"medium","severityValue":40,"timestamp":1782087840000,"latitude":39.13,"longitude":-84.51}] |
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 in this area?
Calamity.live data shows a weather event with CalamityScore 34/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.