Right now
The most recent data we hold from NOAA arrived 5 minutes 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 31 May 2026 at 23:00 UTC. It is kept here as a record.
No stronger detection stands among the 51 recorded within 20 km of this point since 15 March 2026 — 3 others scored the same. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 31 at 5:07PM CDT until May 31 at 6:00PM CDT by NWS Memphis TN
An estimated 17,266 people live within 50 km of this point.
Nearby, since 15 March 2026
- July 4, 2026 · score 34 · 17.9 km
- March 16, 2026 · score 22 · 20.4 km
- July 9, 2026 · score 34 · 25.2 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 40 out of 100, at 89 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | High |
| Calamity Score (ours) | 40 / 100 |
| Our confidence | 89% |
| Coordinates | 36.5261, -90.1781 |
| Nearest City | Poplar Bluff (32 km) |
| Population Exposed | 17.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-31T22:07:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.8e82ab23404ccb9a33bd42c2aa50b74f |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Clay, AR; Butler, MO; Ripley, MO; New Madrid, MO and 3 more areas |
| Headline | Severe Thunderstorm Warning issued May 31 at 5:07PM CDT until May 31 at 6:00PM CDT by NWS Memphis TN |
| Expires | 2026-05-31T18:00:00-05:00 |
| SenderName | NWS Memphis TN |
| HasExactCoords | true |
| MergedCount | 6 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.8e82ab23404ccb9a33bd42c2aa50b74f7a83d1a3.001.1","noaa_urn:oid:2.49.0.1.840.0.a1b21a57783f633348429bbeb675a99e91ff35bd.001.1","noaa_urn:oid:2.49.0.1.840.0.58396be9d8ae68930c296b4c40d0d13711a43ec1.001.1","noaa_urn:oid:2.49.0.1.840.0.f517c33b4ffe185c7a3fe378a675ce99f0adc949.001.1","noaa_urn:oid:2.49.0.1.840.0.6ece3ee10c89ccdf56a00197fd6bc8e4c0869c31.001.1","noaa_urn:oid:2.49.0.1.840.0.0260d9e7bac8dd255969022197bd99a1625a4960.001.1"] |
| Spc ReportType | hail |
| Spc Speed | 100 |
| Spc Location | 1 ENE Dexter |
| Spc County | Stoddard |
| Spc State | MO |
| Spc Comments | (PAH) |
| Iem TypeSummary | H |
| Iem Magnitude | 1 |
| Iem Unit | Inch |
| Iem City | 1 ENE Dexter |
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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