Alert archive / Kansas / Tornado Warnings in 2021

Tornado Warning 45, NWS Goodland, KS

October 12, 2021Sheridan County, Thomas County, Kansas

NWS Goodland, KS issued this tornado warning at Oct 12, 2021, 9:19 PM CDT for Sheridan County, Thomas County, Kansas. It was in force for 23 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
Oct 12, 2021, 9:19 PM CDT (02:19 UTC)
Expired
Oct 12, 2021, 9:42 PM CDT
In force
23 min
Issued by
NWS Goodland, KS
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Sheridan County, KS, Thomas County, KS

The radar

The Goodland radar (KGLD), 90 km from the middle of the area, began a volume at 02:21 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
Oct 12, 3:46 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 2.3 hours before the alert went out and 186 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 2021-10-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 441 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 2021-10-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 383 square meters per square second.1939587897117Sfc1 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
441 J/kg
Mixed-layer CIN
-298 J/kg
Mixed-layer LCL
585 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
383 m²/s²
0-3 km storm-relative helicity
374 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted.

579 
WFUS53 KGLD 130219
TORGLD
KSC179-193-130300-
/O.NEW.KGLD.TO.W.0045.211013T0219Z-211013T0300Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Goodland KS
919 PM CDT Tue Oct 12 2021

The National Weather Service in Goodland has issued a

* Tornado Warning for...
  Southeastern Thomas County in northwestern Kansas...
  Western Sheridan County in northwestern Kansas...

* Until 1000 PM CDT.
    
* At 918 PM CDT, a severe thunderstorm capable of producing a tornado
  was located 7 miles south of Menlo, or 10 miles northeast of
  Oakley, moving northeast at 45 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Menlo around 930 PM CDT.
  Rexford around 935 PM CDT.

Other locations in the path of this tornadic thunderstorm include
Selden.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3914 10070 3923 10090 3957 10068 3957 10031
TIME...MOT...LOC 0218Z 211DEG 38KT 3925 10076 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

024
2 follow-up statements
224 
WWUS53 KGLD 130232
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
932 PM CDT Tue Oct 12 2021

KSC193-130241-
/O.CAN.KGLD.TO.W.0045.000000T0000Z-211013T0300Z/
Thomas KS-
932 PM CDT Tue Oct 12 2021

...THE TORNADO WARNING FOR SOUTHEASTERN THOMAS COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 1100 PM CDT for northwestern
Kansas.

LAT...LON 3928 10057 3929 10072 3948 10072 3957 10068
      3957 10031
TIME...MOT...LOC 0231Z 227DEG 39KT 3936 10056 

$$

KSC179-130300-
/O.CON.KGLD.TO.W.0045.000000T0000Z-211013T0300Z/
Sheridan KS-
932 PM CDT Tue Oct 12 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR
NORTHWESTERN SHERIDAN COUNTY...
    
At 931 PM CDT, a severe thunderstorm capable of producing a tornado
was located 6 miles west of Hoxie, moving northeast at 45 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This tornadic thunderstorm will remain over mainly rural areas of
northwestern Sheridan County, including the following locations...
Seguin.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3928 10057 3929 10072 3948 10072 3957 10068
      3957 10031
TIME...MOT...LOC 0231Z 227DEG 39KT 3936 10056 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

024
169 
WWUS53 KGLD 130242
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
942 PM CDT Tue Oct 12 2021

KSC179-130251-
/O.CAN.KGLD.TO.W.0045.000000T0000Z-211013T0300Z/
Sheridan KS-
942 PM CDT Tue Oct 12 2021

...THE TORNADO WARNING FOR NORTHWESTERN SHERIDAN COUNTY IS
CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been cancelled.  However gusty winds are
still possible with this thunderstorm.

A Tornado Watch remains in effect until 1100 PM CDT for northwestern
Kansas.

LAT...LON 3928 10057 3929 10072 3948 10072 3957 10068
      3957 10031
TIME...MOT...LOC 0239Z 211DEG 38KT 3946 10048 

$$

024

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 12, 7:01 PM CDTSpecial Weather StatementGLDCheyenne29 min
Oct 12, 7:16 PM CDTSpecial Weather StatementGLDGreeley29 min
Oct 12, 7:18 PM CDTSpecial Weather StatementGLDWallace27 min
Oct 12, 7:28 PM CDTTornado WarningGLDWallace15 min
Oct 12, 7:29 PM CDTSevere Thunderstorm WarningGLDGreeley, Wallace39 min
Oct 12, 7:58 PM CDTTornado WarningGLDLogan, Wallace, Wichita21 min
Oct 12, 8:14 PM CDTSpecial Weather StatementGLDWichita31 min
Oct 12, 9:01 PM CDTTornado WarningGLDGove, Logan, Sheridan, Thomas34 min
Oct 12, 10:30 PM CDTSpecial Weather StatementGLDGraham, Norton30 min
Oct 13, 4:00 AM CDTFrost AdvisoryGLDCheyenne, Decatur, Graham, Norton, Rawlins, Sheridan and 2 more30 hr

Nearby

Tornado Warnings in Kansas, 2021Every tornado warning in 2021Tornadoes 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.