This alert expired on 21 July 2026 at 20:20 UTC. It is kept here as a record.
No stronger detection stands among the 66 recorded within 20 km of this point since 16 March 2026 — one other scored the same. 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: Tornado Warning issued July 21 at 4:10PM EDT until July 21 at 4:15PM EDT by NWS Wilmington OH
An estimated 76,000 people live within 50 km of this point.
Nearby, since 16 March 2026
- May 23, 2026 · score 39 · 6.1 km
- August 13, 2026 · score 39 · 8.6 km
- May 22, 2026 · score 43 · 17.1 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 63 out of 100, at 79 % 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) | 63 / 100 |
| Our confidence | 79% |
| Coordinates | 38.3447, -84.9556 |
| Nearest City | Frankfort (18 km) |
| Population Exposed | 76.0K within 50 km |
| Impact Tier | severe |
| Timestamp | 2026-07-21T20:10:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Tornado Warning_noaa_urn:oid:2.49.0.1.840.0.76b2c1204b370c02fe797e8818069ea9 |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Grant, KY; Pendleton, KY; Bullitt, KY; Hardin, KY; Harrison, KY; Scott, KY |
| Headline | Tornado Warning issued July 21 at 4:10PM EDT until July 21 at 4:15PM EDT by NWS Wilmington OH |
| Expires | 2026-07-21T16:20:00-04:00 |
| SenderName | NWS Wilmington OH |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.76b2c1204b370c02fe797e8818069ea9323ae03e.001.1","noaa_urn:oid:2.49.0.1.840.0.f7fc1951bd7960019bede80b95f5ea1867e66fb2.002.1","noaa_urn:oid:2.49.0.1.840.0.2516f162d9a18355807726bafa82f685a4539171.001.1"] |
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 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 Frankfort?
Calamity.live data shows a weather event with CalamityScore 63/100, near Frankfort (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.