Alert archive / Kansas / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 137, NWS Goodland, KS

June 20, 2026Sherman County, Wallace County, Kansas; Cheyenne County, Kit Carson County, Colorado

NWS Goodland, KS issued this severe thunderstorm warning at Jun 20, 2026, 5:56 PM MDT for Sherman County, Wallace County, Kansas; Cheyenne County, Kit Carson County, Colorado. It was in force for 64 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 20, 2026, 5:56 PM MDT (23:56 UTC)
Expired
Jun 20, 2026, 7:00 PM MDT
In force
64 min
Issued by
NWS Goodland, KS
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Cheyenne County, CO, Kit Carson County, CO, Sherman County, KS, Wallace County, KS

The radar

The Goodland radar (KGLD), 50 km from the middle of the area, began a volume at 23:57 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 20, 1:50 PM MDTTornado WatchSPC7 hr

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Goodland, KS wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 20, 5:45 PM MDT, 11 minutes earlier.

Area forecast discussion, Jun 20, 5:45 PM MDT, 11 minutes before
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Hazardous weather outlook, Jun 20, 5:47 PM MDT, 9 minutes before
Hazardous Weather Outlook
National Weather Service Goodland KS
547 PM MDT Sat Jun 20 2026

COZ090>092-KSZ001>004-013>016-027>029-041-042-NEZ079>081-220000-
Yuma-Kit Carson-Cheyenne CO-Cheyenne KS-Rawlins-Decatur-Norton-
Sherman-Thomas-Sheridan-Graham-Wallace-Logan-Gove-Greeley-Wichita-
Dundy-Hitchcock-Red Willow-
547 PM MDT Sat Jun 20 2026 /647 PM CDT Sat Jun 20 2026/

This hazardous weather outlook is for extreme southwest Nebraska...
northwest Kansas and east central Colorado.

.DAY ONE...TONIGHT...

A tornado watch is in effect for counties along and north of a
Cheyenne Wells, CO to Russell Springs and Gove, KS line through 9 PM
MDT or 10 PM CDT. A severe thunderstorm watch is in effect through 9
PM MDT or 10 PM CDT for Greeley and Wichita counties. Severe storms
are forecast across the entire area this afternoon and evening. 2
inch hail, 70 mph wind gusts, a few tornadoes, blowing dust and
flash flooding are all possible. These storms may pose a significant
risk to life and property. If traveling, be prepared for dramatic
changes in wind speed and rapid reductions in visibility near any
thunderstorms.

A blowing dust warning is in effect until 7 PM MDT or 8 PM CDT for
Cheyenne, Rawlins, Sherman, Thomas, Wallace, Logan, Sheridan, and
Gove counties. Narrow plumes of near zero visibility have been
reported in the warning area.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH SATURDAY...

Severe storms may return Sunday and Monday afternoons. 1 inch hail
and 60 MPH winds are the primary hazards from these storms, which
pose a risk for life and property.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to report significant weather conditions.

JTL

In the hours before

Local storm report, Jun 20, 5:51 PM MDT, 5 minutes before
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Local storm report, Jun 20, 5:52 PM MDT, 4 minutes before
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Local storm report, Jun 20, 5:53 PM MDT, 3 minutes before
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Local storm report, Jun 20, 5:54 PM MDT, 2 minutes before
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Local storm report, Jun 20, 5:55 PM MDT, 1 minute before
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Local storm report, Jun 20, 5:56 PM MDT, 0 minutes before
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The office that day

Everything else NWS Goodland, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 20, 3:12 PM MDTSevere Thunderstorm WarningGLDDecatur, Rawlins63 min
Jun 20, 3:37 PM MDTSevere Thunderstorm Warning Considerable damage threatGLDRawlins23 min
Jun 20, 3:50 PM MDTTornado WarningGLDRawlins11 min
Jun 20, 3:52 PM MDTSevere Thunderstorm Warning Considerable damage threatGLDCheyenne53 min
Jun 20, 3:56 PM MDTBlowing Dust WarningGLDCheyenne, Gove, Logan, Rawlins, Sheridan, Sherman and 2 more3 hr
Jun 20, 3:56 PM MDTSevere Thunderstorm Warning Considerable damage threatGLDDecatur, Rawlins34 min
Jun 20, 4:11 PM MDTTornado Warning Tornado observedGLDRawlins49 min
Jun 20, 4:16 PM MDTAreal Flood AdvisoryGLDRawlins54 min
Jun 20, 4:25 PM MDTSevere Thunderstorm Warning Considerable damage threatGLDDecatur, Rawlins65 min
Jun 20, 4:28 PM MDTFlash Flood WarningGLDRawlins3 hr
Jun 20, 4:40 PM MDTSevere Thunderstorm WarningGLDCheyenne35 min
Jun 20, 4:50 PM MDTSevere Thunderstorm WarningGLDCheyenne25 min
Jun 20, 4:51 PM MDTSevere Thunderstorm Warning Destructive damage threatGLDSheridan, Thomas39 min
Jun 20, 5:00 PM MDTTornado WarningGLDDecatur, Rawlins30 min
Jun 20, 5:10 PM MDTSevere Thunderstorm WarningGLDGreeley, Logan, Wallace, Wichita35 min
Jun 20, 5:12 PM MDTSevere Thunderstorm WarningGLDCheyenne, Rawlins36 min
Jun 20, 5:19 PM MDTSevere Thunderstorm WarningGLDSherman41 min
Jun 20, 5:31 PM MDTSevere Thunderstorm Warning Considerable damage threatGLDDecatur, Rawlins, Sheridan, Thomas59 min
Jun 20, 5:40 PM MDTTornado WarningGLDSheridan, Thomas50 min
Jun 20, 5:45 PM MDTAreal Flood AdvisoryGLDDecatur, Rawlins, Sheridan, Thomas3 hr
Jun 20, 5:50 PM MDTSevere Thunderstorm Warning Destructive damage threatGLDGove, Logan55 min
Jun 20, 2:00 PM MDTSevere Thunderstorm WarningGLDYuma60 min
Jun 20, 2:43 PM MDTSevere Thunderstorm WarningGLDYuma17 min
Jun 20, 2:54 PM MDTSevere Thunderstorm Warning Considerable damage threatGLDYuma66 min
Jun 20, 3:06 PM MDTSevere Thunderstorm WarningGLDYuma24 min
Jun 20, 3:29 PM MDTSevere Thunderstorm WarningGLDYuma46 min
Jun 20, 3:38 PM MDTSevere Thunderstorm WarningGLDYuma20 min
Jun 20, 1:49 PM MDTSevere Thunderstorm WarningGLDDundy, Hitchcock41 min
Jun 20, 2:25 PM MDTSevere Thunderstorm WarningGLDDundy, Hitchcock50 min
Jun 20, 3:02 PM MDTTornado WarningGLDHitchcock43 min
Jun 20, 3:07 PM MDTAreal Flood AdvisoryGLDHitchcock3 hr
Jun 20, 3:42 PM MDTSevere Thunderstorm Warning Considerable damage threatGLDHitchcock18 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2026Severe Thunderstorm Warnings in Colorado, 2026Every severe thunderstorm warning in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.