Calamity
MediumSevere WeatherCalamity Score: 22

Severe Weather in United States

ShermanUnited StatesNOAA

Right now

The most recent data we hold from NOAA arrived 22 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 01:30 UTC. It is kept here as a record.

It is the 8th strongest of the 87 detections recorded within 20 km of this point since 15 March 2026. The last comparable one was on 22 June 2026. 9 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Severe Thunderstorm Warning issued June 30 at 7:09PM MDT until June 30 at 7:30PM MDT by NWS Denver CO

Nearby, since 15 March 2026

How we know

Confirmed by 3 independent sources, including NOAA.

Our own score for this event is 22 out of 100, at 69 % 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 confidence69%
Coordinates39.2504, -101.4887
Nearest CityGarden City (152 km)
Impact Tierminor
Timestamp2026-07-01T01:09:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.ffb2002b4fdd0e78ecdd232bc19b6ecc

Score Breakdown

35
intensity
0
population
0
cascading
80
historical

Technical Details

EventSevere Thunderstorm Warning
UrgencyImmediate
CertaintyObserved
AreaDescLogan, CO; Weld, CO; Kit Carson, CO; Yuma, CO; Gove, KS; Logan, KS; Sheridan, KS; Thomas, KS and 2 more areas
HeadlineSevere Thunderstorm Warning issued June 30 at 7:09PM MDT until June 30 at 7:30PM MDT by NWS Denver CO
Expires2026-06-30T19:30:00-06:00
SenderNameNWS Denver CO
HasExactCoordstrue
MergedCount5
MergedIds["noaa_urn:oid:2.49.0.1.840.0.ffb2002b4fdd0e78ecdd232bc19b6ecc139e8622.002.1","noaa_urn:oid:2.49.0.1.840.0.c4a3099443c42b770312e414453863db3acf6e89.001.1","noaa_urn:oid:2.49.0.1.840.0.cfffe9a0ce3c5dc7abd6c7d2132288c219bf4424.001.1","noaa_urn:oid:2.49.0.1.840.0.3325ec1e22b61a9a604f4dc2d8cf32f660a5739d.001.1","noaa_urn:oid:2.49.0.1.840.0.b05e489387f1d223e281edc93b95903596907801.002.1"]
Iem TypeSummaryG
Iem Magnitude70
Iem UnitMPH
Iem City13 SSW Russell Springs
Iem CountyLogan
Iem StateKS
Iem WfoGLD
Iem RemarkSite Aero B Ranch measured a 70 mph wind gust.
MergedSources[{"id":"iem_G_38.700_-101.470_1782864000000","source":"iem","severity":"low","severityValue":25,"timestamp":1782864000000,"latitude":38.7,"longitude":-101.47},{"id":"iem_G_38.740_-101.260_1782863640000","source":"iem","severity":"low","severityValue":25,"timestamp":1782863640000,"latitude":38.74,"longitude":-101.26}]

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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