This alert expired on 2 June 2026 at 03:30 UTC. It is kept here as a record.
It is the 55th strongest of the 88 detections recorded within 20 km of this point since 9 March 2026. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 1 at 10:07PM CDT until June 1 at 10:30PM CDT by NWS Memphis TN
An estimated 1,470,021 people live within 50 km of this point.
Nearby, since 9 March 2026
- March 16, 2026 · score 58 · 7.6 km
- June 2, 2026 · score 52 · 12.6 km
- March 12, 2026 · score 52 · 15.6 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 52 out of 100, at 81 % 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) | 52 / 100 |
| Our confidence | 81% |
| Coordinates | 34.8545, -90.2418 |
| Nearest City | Horn Lake (23 km) |
| Population Exposed | 1.5M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-02T03:07:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.a6ae5faca19c0fc890f68d1bd6dfeb01911ee18c.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Crittenden, AR; Lee, AR; St. Francis, AR; DeSoto, MS; Tunica, MS; Shelby, TN |
| Headline | Severe Thunderstorm Warning issued June 1 at 10:07PM CDT until June 1 at 10:30PM CDT by NWS Memphis TN |
| Expires | 2026-06-01T22:30:00-05:00 |
| 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 52/100, near Horn Lake (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.