This alert expired on 16 March 2026 at 04:30 UTC. It is kept here as a record.
No stronger detection stands among the 71 recorded within 20 km of this point since 16 March 2026 — 2 others scored the same. Another comparable one was recorded here earlier the same day. 39 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Tornado Warning issued March 16 at 12:23AM EDT until March 16 at 12:30AM EDT by NWS Louisville KY
An estimated 783,183 people live within 50 km of this point.
Nearby, since 16 March 2026
- June 22, 2026 · score 48 · 13.7 km
- March 16, 2026 · score 72 · 13.9 km
- July 11, 2026 · score 43 · 14.4 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 72 out of 100, at 83 % 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 | 83% |
| Coordinates | 37.9729, -85.3100 |
| Nearest City | Shelbyville (28 km) |
| Population Exposed | 783.2K within 50 km |
| Impact Tier | catastrophic |
| Timestamp | 2026-03-16T04:23:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Tornado Warning_noaa_urn:oid:2.49.0.1.840.0.7f593b6dd5bb5aa82353d5b76de1bca1 |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Franklin, KY; Henry, KY; Shelby, KY; Marion, KY; Nelson, KY; Washington, KY |
| Headline | Tornado Warning issued March 16 at 12:23AM EDT until March 16 at 12:30AM EDT by NWS Louisville KY |
| Expires | 2026-03-16T00:30:00-04:00 |
| SenderName | NWS Louisville KY |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.7f593b6dd5bb5aa82353d5b76de1bca10cfcb4cb.002.1","noaa_urn:oid:2.49.0.1.840.0.530fde01819a152500c49c30c142853939665151.002.1"] |
| Google News RssFeed | weather |
| Google News SourceName | WLKY |
| MergedSources | [{"id":"gnews_weather_492674_107","source":"google_news","severity":"medium","severityValue":40,"timestamp":1773626940000,"latitude":38.25,"longitude":-85.76}] |
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 Shelbyville?
Calamity.live data shows a weather event with CalamityScore 72/100, near Shelbyville (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.