This alert expired on 4 September 2026 at 23:00 UTC. It is kept here as a record.
It is the 3rd strongest of the 21 detections recorded within 20 km of this point since 28 April 2026. The last comparable one was on 3 September 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued September 4 at 6:37PM EDT until September 4 at 7:00PM EDT by NWS Jackson KY
Nearby, since 28 April 2026
- September 3, 2026 · score 16 · 7.9 km
- August 6, 2026 · score 22 · 10.5 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 16 out of 100, at 70 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 16 / 100 |
| Our confidence | 70% |
| Coordinates | 37.3573, -83.3524 |
| Nearest City | Richmond (93 km) |
| Impact Tier | minor |
| Timestamp | 2026-09-04T22:37:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.715cb51d3ba94f72c9321d1094438049ffdc70e5.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Bath, KY; Fleming, KY; Menifee, KY; Rowan, KY; Hancock, TN; Lee, VA |
| Headline | Severe Thunderstorm Warning issued September 4 at 6:37PM EDT until September 4 at 7:00PM EDT by NWS Jackson KY |
| Expires | 2026-09-04T19:00:00-04:00 |
| SenderName | NWS Jackson KY |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.715cb51d3ba94f72c9321d1094438049ffdc70e5.001.1","noaa_urn:oid:2.49.0.1.840.0.854fb714f2d79a4c89bb9e3585a0a6a2ae59a900.001.1"] |
| Spc ReportType | wind |
| Spc Speed | UNK |
| Spc Location | 1 ESE Odds |
| Spc County | Johnson |
| Spc State | KY |
| Spc Comments | A tree was down half way up Sycamore Creek Road... Van Lear address. The event time is radar estimated. (JKL) |
| Iem TypeSummary | D |
| Iem City | 1 E Nero |
| Iem County | Johnson |
| Iem State | KY |
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 in this area?
Calamity.live data shows a weather event with CalamityScore 16/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.