Alert archive / Kansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 146, NWS Goodland, KS

July 4, 2021Gove County, Logan County, Sheridan County, Kansas

NWS Goodland, KS issued this severe thunderstorm warning at Jul 4, 2021, 5:15 PM CDT for Gove County, Logan County, Sheridan County, Kansas. It was in force for 60 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
Jul 4, 2021, 5:15 PM CDT (22:15 UTC)
Expired
Jul 4, 2021, 6:15 PM CDT
In force
60 min
Issued by
NWS Goodland, KS
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

Counties Gove County, KS, Logan County, KS, Sheridan County, KS

The radar

The Goodland radar (KGLD), 106 km from the middle of the area, began a volume at 22:17 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
Jul 4, 4:01 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 10.3 hours before the alert went out and 248 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 2021-07-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 204 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, Denver, CO at 12:00Z on 2021-07-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 square meters per square second.193958Sfc1 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
204 J/kg
Mixed-layer CIN
-314 J/kg
Mixed-layer LCL
2162 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
80 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

921 
WUUS53 KGLD 042215
SVRGLD
KSC063-109-179-042315-
/O.NEW.KGLD.SV.W.0146.210704T2215Z-210704T2315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Goodland KS
515 PM CDT Sun Jul 4 2021

The National Weather Service in Goodland has issued a

* Severe Thunderstorm Warning for...
  Southeastern Logan County in west central Kansas...
  South central Sheridan County in northwestern Kansas...
  Gove County in west central Kansas...

* Until 615 PM CDT.

* At 515 PM CDT, a severe thunderstorm was located near Gove, moving
  southwest at 30 mph.

  HAZARD...Ping pong ball size hail and 60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           wind damage to roofs, siding, and trees.

* This severe thunderstorm will be near...
  Gove around 520 PM CDT.

This includes Interstate 70 in Kansas between mile markers 87 and
107.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3870 10102 3923 10050 3914 10020 3870 10042
TIME...MOT...LOC 2215Z 033DEG 26KT 3902 10050 

HAIL...1.50IN
WIND...60MPH
 
$$

AW
2 follow-up statements
547 
WWUS53 KGLD 042233
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
533 PM CDT Sun Jul 4 2021

KSC179-042242-
/O.CAN.KGLD.SV.W.0146.000000T0000Z-210704T2315Z/
Sheridan KS-
533 PM CDT Sun Jul 4 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL SHERIDAN COUNTY
IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area.  Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 1100 PM CDT for
west central Kansas.

LAT...LON 3870 10102 3913 10060 3913 10020 3870 10042
TIME...MOT...LOC 2232Z 033DEG 25KT 3893 10058 

$$

KSC063-109-042315-
/O.CON.KGLD.SV.W.0146.000000T0000Z-210704T2315Z/
Logan KS-Gove KS-
533 PM CDT Sun Jul 4 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM CDT
FOR SOUTHEASTERN LOGAN AND GOVE COUNTIES...

At 532 PM CDT, a severe thunderstorm was located 5 miles southwest of
Gove, moving southwest at 30 mph.

HAZARD...Ping pong ball size hail.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect damage 
         to roofs, siding, windows, and vehicles.

This severe thunderstorm will remain over mainly rural areas of
southeastern Logan and Gove Counties, including the following
locations... The Monument Rocks.

This includes Interstate 70 in Kansas between mile markers 87 and
107.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3870 10102 3913 10060 3913 10020 3870 10042
TIME...MOT...LOC 2232Z 033DEG 25KT 3893 10058 

HAIL...1.50IN
WIND...<50MPH
 
$$

AW
283 
WWUS53 KGLD 042251
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
551 PM CDT Sun Jul 4 2021

KSC063-109-042315-
/O.CON.KGLD.SV.W.0146.000000T0000Z-210704T2315Z/
Logan KS-Gove KS-
551 PM CDT Sun Jul 4 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM CDT
FOR SOUTHEASTERN LOGAN AND WESTERN GOVE COUNTIES...

At 550 PM CDT, a severe thunderstorm was located 13 miles southwest
of Gove, moving southwest at 30 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

Locations impacted include...
Gove and The Monument Rocks. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3905 10068 3901 10032 3870 10042 3870 10102
TIME...MOT...LOC 2250Z 033DEG 26KT 3882 10067 

HAIL...1.00IN
WIND...<50MPH
 
$$

AW

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 3, 9:03 PM CDTSpecial Weather StatementGLDSherman27 min
Jul 3, 9:27 PM CDTSpecial Weather StatementGLDSherman33 min
Jul 4, 3:47 PM CDTSpecial Weather StatementGLDGraham28 min
Jul 4, 4:10 PM CDTSevere Thunderstorm WarningGLDGove, Graham, Sheridan35 min
Jul 4, 4:26 PM CDTSevere Thunderstorm WarningGLDDecatur, Graham, Norton, Sheridan34 min
Jul 4, 4:39 PM CDTSevere Thunderstorm WarningGLDGove, Graham, Sheridan36 min
Jul 4, 4:58 PM CDTFlash Flood WarningGLDGove, Graham, Sheridan2 hr
Jul 4, 4:58 PM CDTSevere Thunderstorm WarningGLDGraham, Sheridan32 min
Jul 4, 5:30 PM CDTSpecial Weather StatementGLDSheridan30 min
Jul 4, 6:09 PM CDTSpecial Weather StatementGLDLogan36 min
Jul 4, 6:15 PM CDTSpecial Weather StatementGLDGove30 min
Jul 4, 6:34 PM CDTSpecial Weather StatementGLDRawlins26 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.