Alert archive / Kansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 139, NWS Wichita, KS

August 20, 2021Kingman County, Kansas

NWS Wichita, KS issued this severe thunderstorm warning at Aug 20, 2021, 10:31 PM CDT for Kingman County, Kansas. It was in force for 44 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
Aug 20, 2021, 10:31 PM CDT (03:31 UTC)
Expired
Aug 20, 2021, 11:15 PM CDT
In force
44 min
Issued by
NWS Wichita, KS
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

County Kingman County, KS

The radar

The Wichita radar (KICT), 68 km from the middle of the area, began a volume at 03:31 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

Dodge City, (KDDC), launched 00:00Z, 3.5 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, Dodge City, at 00:00Z on 2021-08-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1329 joules per kilogram.LCLLFCEL10008507005003002001001 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, Dodge City, at 00:00Z on 2021-08-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -2 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
1329 J/kg
Mixed-layer CIN
-25 J/kg
Mixed-layer LCL
2100 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
-2 m²/s²
0-3 km storm-relative helicity
168 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.1

Open this sounding in Storm Lab

The text

As transmitted.

508 
WUUS53 KICT 210331
SVRICT
KSC095-210415-
/O.NEW.KICT.SV.W.0139.210821T0331Z-210821T0415Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wichita KS
1031 PM CDT Fri Aug 20 2021

The National Weather Service in Wichita has issued a

* Severe Thunderstorm Warning for...
  Kingman County in south central Kansas...

* Until 1115 PM CDT.

* At 1031 PM CDT, severe thunderstorms were located along a line
  extending from 9 miles northeast of Cunningham to 9 miles southwest
  of Kingman to 5 miles southeast of Nashville, moving east at 40
  mph.

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

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Kingman, Norwich, Murdock, Waterloo, Willowdale, Zenda, Spivey,
  Cleveland, Penalosa, Mt Vernon, Kingman Airport, Rago, Cheney Lake
  and Cheney State Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3740 9841 3758 9838 3772 9838 3773 9781
      3739 9781
TIME...MOT...LOC 0331Z 268DEG 34KT 3771 9829 3757 9825 3739 9834 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

LAWSON
2 follow-up statements
816 
WWUS53 KICT 210400
SVSICT

Severe Weather Statement
National Weather Service Wichita KS
1100 PM CDT Fri Aug 20 2021

KSC095-210415-
/O.CON.KICT.SV.W.0139.000000T0000Z-210821T0415Z/
Kingman KS-
1100 PM CDT Fri Aug 20 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 PM CDT
FOR EASTERN KINGMAN COUNTY...

At 1100 PM CDT, severe thunderstorms were located along a line
extending from 5 miles southeast of Pretty Prairie to 8 miles
southwest of Cheney to 11 miles north of Harper, moving east at 40
mph.

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

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Kingman, Norwich, Murdock, Waterloo, Spivey, Cleveland, Rago, Mt
Vernon, Kingman Airport and Cheney State Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3740 9822 3759 9823 3771 9820 3773 9781
      3739 9781
TIME...MOT...LOC 0400Z 267DEG 34KT 3772 9797 3758 9793 3745 9806 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

LAWSON
352 
WWUS53 KICT 210412
SVSICT

Severe Weather Statement
National Weather Service Wichita KS
1112 PM CDT Fri Aug 20 2021

KSC095-210422-
/O.EXP.KICT.SV.W.0139.000000T0000Z-210821T0415Z/
Kingman KS-
1112 PM CDT Fri Aug 20 2021

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN KINGMAN COUNTY WILL
EXPIRE AT 1115 PM CDT...
    
The storms which prompted the warning have moved out of the area.
Therefore, the warning will be allowed to expire.

LAT...LON 3740 9822 3759 9823 3771 9820 3773 9781
      3739 9781
TIME...MOT...LOC 0412Z 268DEG 34KT 3772 9783 3758 9779 3745 9792 

$$

LAWSON

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 20, 7:03 PM CDTSpecial Weather StatementICTMcPherson, Rice27 min
Aug 20, 7:23 PM CDTSevere Thunderstorm WarningICTMcPherson, Marion, Rice, Saline67 min
Aug 20, 8:07 PM CDTSpecial Weather StatementICTReno38 min
Aug 20, 8:22 PM CDTSevere Thunderstorm WarningICTChase, McPherson, Marion68 min
Aug 20, 8:27 PM CDTSevere Thunderstorm WarningICTReno63 min
Aug 20, 9:20 PM CDTSevere Thunderstorm WarningICTHarvey, Reno, Sedgwick55 min
Aug 20, 9:55 PM CDTAreal Flood WarningICTHarvey, McPherson, Reno10 hr
Aug 20, 10:07 PM CDTSevere Thunderstorm WarningICTButler, Harvey, Marion, Reno, Sedgwick53 min
Aug 20, 10:10 PM CDTSpecial Weather StatementICTKingman35 min
Aug 20, 11:07 PM CDTSpecial Weather StatementICTSedgwick23 min
Aug 20, 11:46 PM CDTSpecial Weather StatementICTButler29 min
Aug 21, 12:20 AM CDTSpecial Weather StatementICTButler40 min

Nearby

Severe Thunderstorm Warnings in Kansas, 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.