This alert expired on 31 May 2026 at 22:04 UTC. It is kept here as a record.
It is the 3rd strongest of the 42 detections recorded within 20 km of this point since 15 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 May 31 at 4:54PM CDT until May 31 at 5:00PM CDT by NWS Paducah KY
An estimated 33,702 people live within 50 km of this point.
Nearby, since 15 March 2026
- July 9, 2026 · score 34 · 6.6 km
- July 4, 2026 · score 34 · 15.6 km
- July 11, 2026 · score 34 · 19.2 km
How we know
Confirmed by 7 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.
Event Data
| Type | Severe weather |
| Severity | high |
| Calamity Score (ours) | 40 / 100 |
| Our confidence | 89% |
| Coordinates | 36.7414, -89.9597 |
| Nearest City | Sikeston (36 km) |
| Population Exposed | 33.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-31T21:54:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.ac013695ca4a71566c63269d6fb4cbe5 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Alexander, IL; Pulaski, IL; Ballard, KY; Mississippi, MO; Butler, MO; Ripley, MO; Fulton, KY; Mississippi, MO; New Madrid, MO and 1 more areas |
| Headline | Severe Thunderstorm Warning issued May 31 at 4:54PM CDT until May 31 at 5:00PM CDT by NWS Paducah KY |
| Expires | 2026-05-31T17:04:00-05:00 |
| SenderName | NWS Paducah KY |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.ac013695ca4a71566c63269d6fb4cbe506bb126a.001.1","noaa_urn:oid:2.49.0.1.840.0.aeaab10278da0e011f9fc5cf11c5e20d46f3d3cd.001.1","noaa_urn:oid:2.49.0.1.840.0.cd1e0b549e568a636c04b1164f20bfb7230e6b0f.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 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 40/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.