Right now
The most recent data we hold from NOAA arrived 1 minute ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 12 September 2026 at 21:00 UTC. It is kept here as a record.
It is one of only 2 we have recorded within 20 km of this point since 12 June 2026. The last comparable one was on 12 June 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued September 12 at 2:52PM CDT until September 12 at 4:00PM CDT by NWS Memphis TN
An estimated 16,847 people live within 50 km of this point.
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 28 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 v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 28 / 100 |
| Our confidence | 79% |
| Coordinates | 34.3143, -90.7200 |
| Nearest City | Clarksdale (19 km) |
| Population Exposed | 16.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-12T19:52:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.b253fec2512d819a30cfb30e671b30a2ed6560c9.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Phillips, AR; Coahoma, MS |
| Headline | Severe Thunderstorm Warning issued September 12 at 2:52PM CDT until September 12 at 4:00PM CDT by NWS Memphis TN |
| Expires | 2026-09-12T16:00:00-05:00 |
| 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 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.
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