Calamity
MediumSevere WeatherCalamity Score: 34

Severe Weather in United States

MadisonUnited StatesNOAA

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 31 May 2026 at 20:30 UTC. It is kept here as a record.

No stronger detection stands among the 85 recorded within 20 km of this point since 15 March 2026 — 29 others scored the same. 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 2:55PM CDT until May 31 at 3:30PM CDT by NWS Paducah KY

An estimated 18,181 people live within 50 km of this point.

Nearby, since 15 March 2026

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

TypeSevere Weather
SeverityMedium
Calamity Score (ours)34 / 100
Our confidence90%
Coordinates37.3633, -90.5488
Nearest CityFarmington (48 km)
Population Exposed18.2K within 50 km
Impact Tiersignificant
Timestamp2026-05-31T19:55:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.8322719c68ef1dc9a65c602d91ec0832

Score Breakdown

35
intensity
40
population
0
cascading
80
historical

Technical Details

EventSevere Thunderstorm Warning
UrgencyImmediate
CertaintyObserved
AreaDescWayne, MO; Iron, MO; Madison, MO; St. Francois, MO
HeadlineSevere Thunderstorm Warning issued May 31 at 2:55PM CDT until May 31 at 3:30PM CDT by NWS Paducah KY
Expires2026-05-31T15:30:00-05:00
SenderNameNWS Paducah KY
HasExactCoordstrue
MergedCount2
MergedIds["noaa_urn:oid:2.49.0.1.840.0.8322719c68ef1dc9a65c602d91ec0832516d4f4e.001.1","noaa_urn:oid:2.49.0.1.840.0.b91323f9edbc0e2b70ed1d92e767949c27c28f83.001.1"]
Spc ReportTypewind
Spc SpeedUNK
Spc Location1 NNW Catherine Place
Spc CountyMadison
Spc StateMO
Spc Comments50-60 mph estimated winds with small limbs down. Time estimated from radar. (LSX)
Iem TypeSummaryH
Iem Magnitude0.5
Iem UnitInch
Iem CityBelgrade

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.

Want to know when something happens in this area?

Share:XLinkedIn