This alert expired on 9 March 2026 at 19:15 UTC. It is kept here as a record.
It is the 3rd strongest of the 5 detections recorded within 20 km of this point since 9 March 2026. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued March 9 at 1:45PM CDT until March 9 at 2:15PM CDT by NWS Memphis TN
An estimated 42,418 people live within 50 km of this point.
Nearby, since 9 March 2026
- March 9, 2026 · score 48 · 6.5 km
- March 16, 2026 · score 46 · 17.7 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 34 out of 100, at 85 % 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) | 34 / 100 |
| Our confidence | 85% |
| Coordinates | 34.7830, -90.5000 |
| Nearest City | Hernando (47 km) |
| Population Exposed | 42.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-09T18:45:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Expires | 2026-03-09T14:15:00-05:00 |
| Urgency | Immediate |
| AreaDesc | Fayette, TN; Haywood, TN; Lauderdale, TN; Shelby, TN; Tipton, TN; Arkansas, AR; Desha, AR; Jefferson, AR; Lincoln, AR; Monroe, AR |
| Headline | Severe Thunderstorm Warning issued March 9 at 1:45PM CDT until March 9 at 2:15PM CDT by NWS Memphis TN |
| Certainty | Observed |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.79cc19d7e26977efbfd310d4c2717046074519b2.002.1","noaa_urn:oid:2.49.0.1.840.0.c15aafa6d719d1ef2f70066845f5993c3d5df830.001.1"] |
| SenderName | NWS Memphis TN |
| MergedCount | 2 |
| 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 34/100, near Hernando (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 194 scientific monitoring sources.