This alert expired on 16 March 2026 at 07:30 UTC. It is kept here as a record.
It is the 22nd strongest of the 61 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued March 16 at 3:12AM EDT until March 16 at 3:30AM EDT by NWS Jackson KY
An estimated 51,221 people live within 50 km of this point.
Nearby, since 16 March 2026
- July 3, 2026 · score 43 · 10.7 km
- May 30, 2026 · score 37 · 15.7 km
- March 16, 2026 · score 43 · 25.2 km
How we know
Confirmed by 7 independent sources, including NOAA.
Our own score for this event is 39 out of 100, at 88 % 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) | 39 / 100 |
| Our confidence | 88% |
| Coordinates | 35.9290, -84.5262 |
| Nearest City | Oak Ridge (25 km) |
| Population Exposed | 51.2K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-16T07:12:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.f78e928b4d6e9798684dd89ce1f14001 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Bell, KY; Clay, KY; Knox, KY; Owsley, KY; Whitley, KY; Bell, KY; Breathitt, KY; Clay, KY; Harlan, KY; Knott, KY; Leslie, KY; Letcher, KY; Owsley, KY; Perry, KY; Anderson, TN; Campbell, TN; Claiborne, TN; Knox, TN; Loudon, TN; Morgan, TN; Roane, TN; Scott, TN; Union, TN and 4 more areas |
| Headline | Severe Thunderstorm Warning issued March 16 at 3:12AM EDT until March 16 at 3:30AM EDT by NWS Jackson KY |
| Expires | 2026-03-16T03:30:00-04:00 |
| SenderName | NWS Jackson KY |
| HasExactCoords | true |
| MergedCount | 8 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.f78e928b4d6e9798684dd89ce1f14001009a526b.002.1","noaa_urn:oid:2.49.0.1.840.0.192457ac0097bf62a23766e62abcd91c70b2ca59.001.1","noaa_urn:oid:2.49.0.1.840.0.a3600ae41d1a7dc93ab5ea82333b98f9544b827f.002.1","noaa_urn:oid:2.49.0.1.840.0.8092377024e55a93059fbff2a9deea7016993ec9.001.1","noaa_urn:oid:2.49.0.1.840.0.f8204b70e110b3cd5c9c8616b01a3cb10a8ee3e0.002.1","noaa_urn:oid:2.49.0.1.840.0.a70b31b179ee822fce2e9bbf7797b0abd71c03de.001.1","noaa_urn:oid:2.49.0.1.840.0.70b60d3e4e5c2af83fcb632cb83061a1b69f1315.002.1","noaa_urn:oid:2.49.0.1.840.0.5abbf61207054cdd381b1aae17dd35da24a19cea.002.1"] |
| Spc ReportType | wind |
| Spc Speed | UNK |
| Spc Location | 2 WSW Decatur |
| Spc County | Meigs |
| Spc State | TN |
| Spc Comments | Several trees down across the county. (MRX) |
| Iem TypeSummary | D |
| Iem City | 2 WSW Decatur |
| Iem County | Meigs |
| Iem State | TN |
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 Oak Ridge?
Calamity.live data shows a weather event with CalamityScore 39/100, near Oak Ridge (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.