This alert expired on 18 June 2026 at 04:35 UTC. It is kept here as a record.
No stronger detection stands among the 59 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 12:25AM EDT until June 18 at 12:30AM EDT by NWS Wilmington OH
An estimated 662,651 people live within 50 km of this point.
Nearby, since 12 March 2026
- May 18, 2026 · score 48 · 1.9 km
- July 21, 2026 · score 41 · 5.2 km
- March 12, 2026 · score 43 · 13.2 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 72 out of 100, at 81 % 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) | 72 / 100 |
| Our confidence | 81% |
| Coordinates | 39.1409, -85.0154 |
| Nearest City | Burlington (28 km) |
| Population Exposed | 662.7K within 50 km |
| Impact Tier | catastrophic |
| Timestamp | 2026-06-18T04:25:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Tornado Warning_noaa_urn:oid:2.49.0.1.840.0.b76ae07fe50598217e30d7ca969489e8 |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Butler, OH; Montgomery, OH; Ohio, IN; Boone, KY; Kenton, KY; Bartholomew, IN; Decatur, IN; Jackson, IN; Jennings, IN and 1 more areas |
| Headline | Tornado Warning issued June 18 at 12:25AM EDT until June 18 at 12:30AM EDT by NWS Wilmington OH |
| Expires | 2026-06-18T00:35:00-04:00 |
| SenderName | NWS Wilmington OH |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.b76ae07fe50598217e30d7ca969489e8e11231fc.001.1","noaa_urn:oid:2.49.0.1.840.0.d13649592f9cf157237afd5e89886b7b50f5a34e.002.1","noaa_urn:oid:2.49.0.1.840.0.a0ef21d30d7d15bcb36ac44b3a868bbfbbb8f3b2.001.1","noaa_urn:oid:2.49.0.1.840.0.a57841666f61e16600ef319c3d54bf48284f75fe.002.1"] |
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 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 Burlington?
Calamity.live data shows a weather event with CalamityScore 72/100, near Burlington (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.