Calamity
MediumSevere WeatherCalamity Score: 22

Severe Weather in United States

DecaturUnited StatesNOAA

Right now

The most recent data we hold from NOAA arrived 6 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 6 June 2026 at 06:15 UTC. It is kept here as a record.

No stronger detection stands among the 16 recorded within 20 km of this point since 24 April 2026 — 6 others scored the same. The last comparable one was on 17 May 2026.

What the source measured

NOAA reported: Severe Thunderstorm Warning issued June 6 at 12:56AM CDT until June 6 at 1:15AM CDT by NWS Kansas City/Pleasant Hill MO

Nearby, since 24 April 2026

How we know

One source: NOAA. Not yet confirmed by a second, independent source.

Our own score for this event is 22 out of 100, at 61 % 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)22 / 100
Our confidence61%
Coordinates40.7015, -93.8983
Nearest CityIndianola (79 km)
Impact Tierminor
Timestamp2026-06-06T05:56:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.6b481d6b21ec5585a4246f2cd3c6bed8

Score Breakdown

35
intensity
0
population
0
cascading
80
historical

Technical Details

EventSevere Thunderstorm Warning
UrgencyImmediate
CertaintyObserved
AreaDescNodaway, MO; Worth, MO; Appanoose, IA; Davis, IA; Lucas, IA; Monroe, IA; Wayne, IA
HeadlineSevere Thunderstorm Warning issued June 6 at 12:56AM CDT until June 6 at 1:15AM CDT by NWS Kansas City/Pleasant Hill MO
Expires2026-06-06T01:15:00-05:00
SenderNameNWS Kansas City/Pleasant Hill MO
HasExactCoordstrue
MergedCount2
MergedIds["noaa_urn:oid:2.49.0.1.840.0.6b481d6b21ec5585a4246f2cd3c6bed82061f907.001.1","noaa_urn:oid:2.49.0.1.840.0.b166d72c7d4a4326a45b6dec07c204c5dbb602a8.001.1"]

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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