Alert archive / Kansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 55, NWS Goodland, KS

May 16, 2021Rawlins County, Thomas County, Kansas

NWS Goodland, KS issued this severe thunderstorm warning at May 16, 2021, 9:34 PM CDT for Rawlins County, Thomas County, Kansas. It was in force for 11 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
May 16, 2021, 9:34 PM CDT (02:34 UTC)
Expired
May 16, 2021, 9:45 PM CDT
In force
11 min
Issued by
NWS Goodland, KS
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

Counties Rawlins County, KS, Thomas County, KS

The radar

The Goodland radar (KGLD), 57 km from the middle of the area, began a volume at 02:33 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

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 2.6 hours before the alert went out and 179 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, N. Platte/Lee Bi, NE at 00:00Z on 2021-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 751 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, N. Platte/Lee Bi, NE at 00:00Z on 2021-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 78 square meters per square second.1939Sfc1 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
751 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
872 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
78 m²/s²
0-3 km storm-relative helicity
179 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.1

Open this sounding in Storm Lab

The text

As transmitted.

724 
WUUS53 KGLD 170234
SVRGLD
KSC153-193-170315-
/O.NEW.KGLD.SV.W.0055.210517T0234Z-210517T0315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Goodland KS
934 PM CDT Sun May 16 2021

The National Weather Service in Goodland has issued a

* Severe Thunderstorm Warning for...
  North central Thomas County in northwestern Kansas...
  South central Rawlins County in northwestern Kansas...

* Until 1015 PM CDT.

* At 934 PM CDT, a severe thunderstorm was located 13 miles north of
  Colby, moving south at 10 mph.

  HAZARD...Quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Damage to vehicles is expected.

* This severe thunderstorm will remain over mainly rural areas of
  north central Thomas and south central Rawlins Counties.

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 3965 10119 3966 10106 3964 10094 3943 10089
      3943 10108 3950 10124
TIME...MOT...LOC 0234Z 359DEG 10KT 3959 10108 

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

JN
1 follow-up statement
058 
WWUS53 KGLD 170245
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
945 PM CDT Sun May 16 2021

KSC153-193-170254-
/O.CAN.KGLD.SV.W.0055.000000T0000Z-210517T0315Z/
Thomas KS-Rawlins KS-
945 PM CDT Sun May 16 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL THOMAS AND SOUTH
CENTRAL RAWLINS 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 3965 10119 3966 10106 3964 10094 3943 10089
      3943 10108 3950 10124
TIME...MOT...LOC 0243Z 359DEG 10KT 3956 10108 

$$

JN

The office that day

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

IssuedProductOfficeCountiesLasted
May 16, 7:04 PM CDTSpecial Weather StatementGLDSherman56 min
May 16, 7:42 PM CDTSpecial Weather StatementGLDGove, Logan, Sherman63 min
May 16, 8:50 PM CDTSpecial Weather StatementGLDSherman55 min
May 16, 9:10 PM CDTSpecial Weather StatementGLDWallace35 min
May 16, 9:39 PM CDTSpecial Weather StatementGLDCheyenne66 min
May 16, 9:42 PM CDTSpecial Weather StatementGLDSherman, Thomas78 min
May 16, 9:49 PM CDTSpecial Weather StatementGLDLogan, Wallace71 min
May 16, 10:03 PM CDTFlash Flood WarningGLDWallace3 hr
May 16, 10:11 PM CDTSpecial Weather StatementGLDWichita49 min
May 16, 10:52 PM CDTSpecial Weather StatementGLDCheyenne, Sherman53 min
May 16, 10:58 PM CDTSpecial Weather StatementGLDWichita62 min
May 16, 11:06 PM CDTFlash Flood WarningGLDGreeley, Wichita2 hr
May 17, 1:02 AM CDTAreal Flood WarningGLDWallace6 hr
May 17, 1:30 AM CDTAreal Flood WarningGLDGreeley, Wichita6 hr
May 17, 1:59 PM CDTFlash Flood WarningGLDLogan, Thomas2 hr

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.