This alert expired on 10 July 2026 at 05:00 UTC. It is kept here as a record.
It is the 12th strongest of the 54 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 5 July 2026. 7 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Watch issued July 9 at 7:49PM CDT until July 10 at 12:00AM CDT by NWS Memphis TN
An estimated 278,730 people live within 50 km of this point.
Nearby, since 16 March 2026
- July 28, 2026 · score 43 · 0.0 km
- July 27, 2026 · score 43 · 0.0 km
- July 22, 2026 · score 43 · 0.0 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 80 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 43 / 100 |
| Our confidence | 80% |
| Coordinates | 35.5000, -86.6000 |
| Nearest City | Shelbyville (13 km) |
| Population Exposed | 278.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-10T00:49:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.ea68bad81650c40b9ed69883e23e2516270f96a8.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Watch |
| Urgency | Future |
| Certainty | Possible |
| AreaDesc | Benton, TN; Carroll, TN; Gibson, TN; Henry, TN; Weakley, TN |
| Headline | Severe Thunderstorm Watch issued July 9 at 7:49PM CDT until July 10 at 12:00AM CDT by NWS Memphis TN |
| Expires | 2026-07-10T00:00:00-05:00 |
| SenderName | NWS Memphis TN |
| HasExactCoords | false |
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 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.
Calamity.live data shows a weather event with CalamityScore 43/100, near Shelbyville (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.