This alert expired on 14 June 2026 at 00:15 UTC. It is kept here as a record.
It is the 144th strongest of the 166 detections recorded within 20 km of this point since 12 March 2026. Another comparable one was recorded here earlier the same day. 8 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 13 at 6:42PM CDT until June 13 at 7:15PM CDT by NWS Memphis TN
An estimated 1,672,124 people live within 50 km of this point.
Nearby, since 12 March 2026
- June 14, 2026 · score 46 · 0.0 km
- August 17, 2026 · score 52 · 1.2 km
- March 16, 2026 · score 52 · 4.0 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 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) | 46 / 100 |
| Our confidence | 80% |
| Coordinates | 34.9533, -90.0300 |
| Nearest City | Horn Lake (1 km) |
| Population Exposed | 1.7M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-13T23:42:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.2b68aa9cfa590da855cb79fa5dc212dff69bc9ea.002.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | DeSoto, MS; Shelby, TN |
| Headline | Severe Thunderstorm Warning issued June 13 at 6:42PM CDT until June 13 at 7:15PM CDT by NWS Memphis TN |
| Expires | 2026-06-13T19:15:00-05:00 |
| SenderName | NWS Memphis 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 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 46/100, near Horn Lake (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.