This alert expired on 29 June 2026 at 22:00 UTC. It is kept here as a record.
It is the 4th strongest of the 26 detections recorded within 20 km of this point since 17 March 2026. The last comparable one was on 28 June 2026. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 29 at 5:17PM EDT until June 29 at 6:00PM EDT by NWS Morristown TN
An estimated 162,848 people live within 50 km of this point.
Nearby, since 17 March 2026
- August 13, 2026 · score 43 · 11.2 km
- August 12, 2026 · score 43 · 13.2 km
- July 11, 2026 · score 43 · 15.8 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 79 % 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 | 79% |
| Coordinates | 36.6120, -82.6180 |
| Nearest City | Kingsport (9 km) |
| Population Exposed | 162.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-29T21:17:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.c48dd5a83bea20c8a580b9d2e31c90761f9ec4a9.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Hawkins, TN; Sullivan, TN; Scott, VA |
| Headline | Severe Thunderstorm Warning issued June 29 at 5:17PM EDT until June 29 at 6:00PM EDT by NWS Morristown TN |
| Expires | 2026-06-29T18:00:00-04:00 |
| SenderName | NWS Morristown TN |
| HasExactCoords | true |
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 Kingsport?
Calamity.live data shows a weather event with CalamityScore 43/100, near Kingsport (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.