This alert expired on 28 July 2026 at 01:15 UTC. It is kept here as a record.
It is the 10th strongest of the 30 detections recorded within 20 km of this point since 16 March 2026. 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: Severe Thunderstorm Warning issued July 27 at 9:06PM EDT until July 27 at 9:15PM EDT by NWS Louisville KY
An estimated 390,488 people live within 50 km of this point.
Nearby, since 16 March 2026
- June 18, 2026 · score 32 · 13.1 km
- May 23, 2026 · score 39 · 14.1 km
- August 13, 2026 · score 39 · 17.6 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 out of 100, at 81 % 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 | Medium |
| Calamity Score (ours) | 43 / 100 |
| Our confidence | 81% |
| Coordinates | 38.4265, -84.7541 |
| Nearest City | Frankfort (27 km) |
| Population Exposed | 390.5K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-28T01:06:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.8986db9336374b9d8e9e1afbc2ca3872 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Clark, IN; Henry, KY; Oldham, KY; Trimble, KY; Bourbon, KY; Fayette, KY; Franklin, KY; Harrison, KY; Henry, KY; Nicholas, KY; Scott, KY; Woodford, KY |
| Headline | Severe Thunderstorm Warning issued July 27 at 9:06PM EDT until July 27 at 9:15PM EDT by NWS Louisville KY |
| Expires | 2026-07-27T21:15:00-04:00 |
| SenderName | NWS Louisville KY |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.8986db9336374b9d8e9e1afbc2ca3872ed9e36fb.001.1","noaa_urn:oid:2.49.0.1.840.0.5056f528e6cba52439895915b5ca03ce26e90312.001.1"] |
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 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 near Frankfort?
Calamity.live data shows a weather event with CalamityScore 43/100, near Frankfort (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.