This alert expired on 11 August 2026 at 21:30 UTC. It is kept here as a record.
No stronger detection stands among the 40 recorded within 20 km of this point since 15 March 2026 — 4 others scored the same. Another comparable one was recorded here earlier the same day. 5 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Tornado Warning issued August 11 at 5:03PM EDT until August 11 at 5:30PM EDT by NWS Jackson KY
Nearby, since 15 March 2026
- September 5, 2026 · score 16 · 12.9 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 46 out of 100, at 60 % 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 | Critical |
| Calamity Score (ours) | 46 / 100 |
| Our confidence | 60% |
| Coordinates | 38.2925, -83.4051 |
| Nearest City | Portsmouth (60 km) |
| Impact Tier | minor |
| Timestamp | 2026-08-11T21:03:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Tornado Warning_noaa_urn:oid:2.49.0.1.840.0.0b3348d12ca1dab0a430c03c409c8072 |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Elliott, KY; Fleming, KY; Morgan, KY; Rowan, KY; Lewis, KY; Bath, KY; Montgomery, KY |
| Headline | Tornado Warning issued August 11 at 5:03PM EDT until August 11 at 5:30PM EDT by NWS Jackson KY |
| Expires | 2026-08-11T17:30:00-04:00 |
| SenderName | NWS Jackson KY |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.0b3348d12ca1dab0a430c03c409c80729df1011f.001.1","noaa_urn:oid:2.49.0.1.840.0.e3f8f544353bffff123e70877b7d83c1afd04ad5.001.1","noaa_urn:oid:2.49.0.1.840.0.847cd520a2a12179790693e6ffe1baf3496f6d9c.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 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 in this area?
Calamity.live data shows a weather event with CalamityScore 46/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.