Right now
The most recent data we hold from NOAA arrived 9 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 21:45 UTC. It is kept here as a record.
It is the 3rd strongest of the 33 detections recorded within 20 km of this point since 15 March 2026. Another comparable one was recorded here earlier the same day. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 31 at 4:06PM CDT until May 31 at 4:45PM CDT by NWS Paducah KY
An estimated 17,266 people live within 50 km of this point.
Nearby, since 15 March 2026
- June 26, 2026 · score 34 · 0.8 km
- July 10, 2026 · score 34 · 11.7 km
- July 11, 2026 · score 34 · 16.7 km
How we know
Confirmed by 6 independent sources, including NOAA.
Our own score for this event is 34 out of 100, at 90 % 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 | Medium |
| Calamity Score (ours) | 34 / 100 |
| Our confidence | 90% |
| Coordinates | 36.9522, -90.2324 |
| Nearest City | Poplar Bluff (26 km) |
| Population Exposed | 17.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-31T21:06:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.f672830890c605a7ba8c76c02f17c99c |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Butler, MO; Ripley, MO; Stoddard, MO; Alexander, IL; Pulaski, IL; Union, IL; Cape Girardeau, MO; Scott, MO; Butler, MO; Carter, MO; Ripley, MO; Wayne, MO and 1 more areas |
| Headline | Severe Thunderstorm Warning issued May 31 at 4:06PM CDT until May 31 at 4:45PM CDT by NWS Paducah KY |
| Expires | 2026-05-31T16:45:00-05:00 |
| SenderName | NWS Paducah KY |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.f672830890c605a7ba8c76c02f17c99ce3eed58e.001.1","noaa_urn:oid:2.49.0.1.840.0.23543d2487715bd44a46263799cecb7ba5f68f58.002.1","noaa_urn:oid:2.49.0.1.840.0.e697cfc62c720b5c09159a0f584e30f05e26201b.001.1","noaa_urn:oid:2.49.0.1.840.0.55512eaab8915c325d196435ecaf8d4fe6e44d58.001.1"] |
| Spc ReportType | wind |
| Spc Speed | 60 |
| Spc Location | 1 N Delta |
| Spc County | Cape Girardeau |
| Spc State | MO |
| Spc Comments | Tree limbs down 1.5 miles north of Delta. (PAH) |
| Iem TypeSummary | D |
| Iem City | 4 S Lodi |
| Iem County | Wayne |
| Iem State | MO |
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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