Calamity
MediumSevere WeatherCalamity Score: 22

Severe Weather in United States

DundyUnited StatesNOAA

Right now

The most recent data we hold from NOAA arrived 12 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 1 July 2026 at 02:00 UTC. It is kept here as a record.

No stronger detection stands among the 55 recorded within 20 km of this point since 12 April 2026 — 36 others scored the same. The last comparable one was on 25 June 2026. 31 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Severe Thunderstorm Warning issued June 30 at 8:49PM CDT until June 30 at 9:00PM CDT by NWS Goodland KS

How we know

Confirmed by 3 independent sources, including NOAA.

Our own score for this event is 22 out of 100, at 70 % 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 confidence70%
Coordinates40.0349, -101.7495
Nearest CityNorth Platte (146 km)
Impact Tierminor
Timestamp2026-07-01T01:49:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.dab65cb4042a941d39c578ceec10769f

Score Breakdown

35
intensity
0
population
0
cascading
80
historical

Technical Details

EventSevere Thunderstorm Warning
UrgencyImmediate
CertaintyObserved
AreaDescGove, KS; Sheridan, KS; Thomas, KS; Decatur, KS; Graham, KS; Norton, KS; Sheridan, KS; Kit Carson, CO; Yuma, CO and 2 more areas
HeadlineSevere Thunderstorm Warning issued June 30 at 8:49PM CDT until June 30 at 9:00PM CDT by NWS Goodland KS
Expires2026-06-30T21:00:00-05:00
SenderNameNWS Goodland KS
HasExactCoordstrue
MergedCount5
MergedIds["noaa_urn:oid:2.49.0.1.840.0.dab65cb4042a941d39c578ceec10769fff8d22db.001.1","noaa_urn:oid:2.49.0.1.840.0.0a8c53b09887a743eb1a147870da7e1908beba0e.001.1","noaa_urn:oid:2.49.0.1.840.0.547fb88a41a885150040d72edb6d8c2100250854.001.1","noaa_urn:oid:2.49.0.1.840.0.6d064960a0627b05a40106126f41a2e161fead23.001.1","noaa_urn:oid:2.49.0.1.840.0.71328c2fbb1be41f2b7db2b30e1f9678770c229b.001.1"]
Iem TypeSummaryG
Iem Magnitude60
Iem UnitMPH
Iem City6 S Idalia
Iem CountyYuma
Iem StateCO
Iem WfoGLD
Iem RemarkTrained spotter estimated winds gusting around 40-60 mph.
MergedSources[{"id":"iem_H_39.610_-102.310_1782868680000","source":"iem","severity":"low","severityValue":25,"timestamp":1782868680000,"latitude":39.61,"longitude":-102.31},{"id":"iem_G_39.610_-102.310_1782868680000","source":"iem","severity":"low","severityValue":25,"timestamp":1782868680000,"latitude":39.61,"longitude":-102.31}]

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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