Alert archive / Kansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 124, NWS Goodland, KS

June 23, 2021Sherman County, Wallace County, Kansas; Cheyenne County, Kit Carson County, Colorado

NWS Goodland, KS issued this severe thunderstorm warning at Jun 23, 2021, 5:08 PM MDT for Sherman County, Wallace County, Kansas; Cheyenne County, Kit Carson County, Colorado. It was in force for 34 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 23, 2021, 5:08 PM MDT (23:08 UTC)
Expired
Jun 23, 2021, 5:42 PM MDT
In force
34 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), 38 km from the middle of the area, began a volume at 23:08 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 nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 11.1 hours before the alert went out and 152 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Denver, CO at 12:00Z on 2021-06-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 12:00Z on 2021-06-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3959 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
14 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

684 
WUUS53 KGLD 232308
SVRGLD
COC017-063-KSC181-199-240015-
/O.NEW.KGLD.SV.W.0124.210623T2308Z-210624T0015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Goodland KS
508 PM MDT Wed Jun 23 2021

The National Weather Service in Goodland has issued a

* Severe Thunderstorm Warning for...
  Northeastern Cheyenne County in east central Colorado...
  Southeastern Kit Carson County in east central Colorado...
  Northern Wallace County in west central Kansas...
  Southeastern Sherman County in northwestern Kansas...

* Until 615 PM MDT.

* At 508 PM MDT, a severe thunderstorm was located 13 miles north of
  Weskan, or 18 miles northwest of Sharon Springs, moving east at 30
  mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* This severe thunderstorm will remain over mainly rural areas of
  northeastern Cheyenne and southeastern Kit Carson Counties in east
  central Colorado, northern Wallace County in west central Kansas
  and southeastern Sherman Counties in northwestern Kansas.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3893 10213 3911 10217 3923 10153 3904 10148
      3898 10148
TIME...MOT...LOC 2308Z 258DEG 27KT 3904 10205 

HAIL...1.00IN
WIND...60MPH
 
$$

MC
2 follow-up statements
067 
WWUS53 KGLD 232331
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
531 PM MDT Wed Jun 23 2021

COC017-063-232341-
/O.CAN.KGLD.SV.W.0124.000000T0000Z-210624T0015Z/
Cheyenne CO-Kit Carson CO-
531 PM MDT Wed Jun 23 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN CHEYENNE AND
SOUTHEASTERN KIT CARSON COUNTIES IN EAST CENTRAL COLORADO IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3913 10205 3923 10153 3904 10148 3898 10148
      3894 10205
TIME...MOT...LOC 2331Z 258DEG 27KT 3908 10183 

$$

KSC181-199-240015-
/O.CON.KGLD.SV.W.0124.000000T0000Z-210624T0015Z/
Wallace KS-Sherman KS-
531 PM MDT Wed Jun 23 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM MDT
FOR NORTHERN WALLACE AND SOUTHEASTERN SHERMAN COUNTIES...

At 531 PM MDT, a severe thunderstorm was located 13 miles north of
Sharon Springs, moving east at 30 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

This severe thunderstorm will remain over mainly rural areas of
northern Wallace and southeastern Sherman Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3913 10205 3923 10153 3904 10148 3898 10148
      3894 10205
TIME...MOT...LOC 2331Z 258DEG 27KT 3908 10183 

HAIL...1.00IN
WIND...60MPH
 
$$

MRC
226 
WWUS53 KGLD 232342
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
542 PM MDT Wed Jun 23 2021

KSC181-199-232351-
/O.CAN.KGLD.SV.W.0124.000000T0000Z-210624T0015Z/
Wallace KS-Sherman KS-
542 PM MDT Wed Jun 23 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN WALLACE AND
SOUTHEASTERN SHERMAN COUNTIES IS CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled.

LAT...LON 3913 10205 3923 10153 3904 10148 3898 10148
      3894 10205
TIME...MOT...LOC 2339Z 258DEG 27KT 3910 10173 

$$

MRC

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 23, 4:39 PM MDTSpecial Weather StatementGLDWallace36 min
Jun 23, 4:56 PM MDTSevere Thunderstorm WarningGLDSherman, Wallace64 min
Jun 23, 3:59 PM MDTSpecial Weather StatementGLDKit Carson16 min
Jun 23, 4:16 PM MDTSpecial Weather StatementGLDKit Carson14 min
Jun 23, 4:30 PM MDTSpecial Weather StatementGLDKit Carson30 min
Jun 23, 4:37 PM MDTSevere Thunderstorm WarningGLDKit Carson23 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2021Severe Thunderstorm Warnings in Colorado, 2021Every severe thunderstorm warning in 2021

Sources

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