Alert archive / Kansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 58, NWS Topeka, KS

June 19, 2021Cloud County, Republic County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Jun 19, 2021, 11:14 PM CDT for Cloud County, Republic County, Kansas. It was in force for 61 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 19, 2021, 11:14 PM CDT (04:14 UTC)
Expired
Jun 20, 2021, 12:15 AM CDT
In force
61 min
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Hail
0.75 in
Wind
80.0 mph

Counties Cloud County, KS, Republic County, KS

The radar

The Grand Island radar (KUEX), 98 km from the middle of the area, began a volume at 04:15 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.

What was reported inside it

TimeReportWhereRemark
Jun 19, 11:46 PM CDTTSTM WND GST 522 Sse Concordia, KS
Jun 19, 11:50 PM CDTTSTM WND GST 63Concordia, KSMESONET STATION K5CNC US-81 @ REPUBLICAN R. CONCORDIA.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 19, 9:43 PM CDTSevere Thunderstorm WatchSPC4 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 4.2 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, Topeka, KS at 00:00Z on 2021-06-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2221 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, Topeka, KS at 00:00Z on 2021-06-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 36 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
2221 J/kg
Mixed-layer CIN
-33 J/kg
Mixed-layer LCL
2018 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
36 m²/s²
0-3 km storm-relative helicity
118 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.8

Open this sounding in Storm Lab

The text

As transmitted.

154 
WUUS53 KTOP 200414
SVRTOP
KSC029-157-200515-
/O.NEW.KTOP.SV.W.0058.210620T0414Z-210620T0515Z/

BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
1114 PM CDT Sat Jun 19 2021

The National Weather Service in Topeka has issued a

* Severe Thunderstorm Warning for...
  Republic County in north central Kansas...
  Cloud County in north central Kansas...

* Until 1215 AM CDT.

* At 1113 PM CDT, severe thunderstorms were located along a line
  extending from 3 miles northwest of Superior to 4 miles northwest
  of Barnard, moving northeast at 45 mph.

  These are very dangerous storms.

  HAZARD...80 mph wind gusts.

  SOURCE...Trained weather spotters.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be heavily damaged. Expect 
           considerable damage to roofs, windows, and vehicles. 
           Extensive tree damage and power outages are likely.

* Locations impacted include...
  Concordia, Belleville, Clyde, Miltonvale, Glasco, Scandia,
  Jamestown, Courtland, Cuba, Norway, Republic, Munden, Narka, Agenda
  and Aurora.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This is an EXTREMELY DANGEROUS SITUATION. These storms are producing 
widespread wind damage across Smith County, Kansas. SEEK SHELTER NOW 
inside a sturdy structure and stay away from windows!

&&

LAT...LON 4000 9737 3931 9737 3931 9793 4000 9793
TIME...MOT...LOC 0413Z 246DEG 41KT 4005 9812 3923 9812 

HAIL...<.75IN
WIND...80MPH
 
$$

Teefey
3 follow-up statements
902 
WWUS53 KTOP 200436
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
1136 PM CDT Sat Jun 19 2021

KSC029-157-200515-
/O.CON.KTOP.SV.W.0058.000000T0000Z-210620T0515Z/
Republic-Cloud-
1136 PM CDT Sat Jun 19 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT
FOR REPUBLIC AND CLOUD COUNTIES...

At 1135 PM CDT, severe thunderstorms were located along a line
extending from 3 miles west of Deshler to near Delphos, moving east
at 55 mph.

HAZARD...70 mph wind gusts.

SOURCE...Trained weather spotters.

IMPACT...Expect considerable tree damage. Damage is likely to mobile 
         homes, roofs, and outbuildings.

Locations impacted include...
Concordia, Belleville, Clyde, Miltonvale, Glasco, Scandia, Jamestown,
Cuba, Norway, Republic, Munden, Narka, Agenda and Aurora.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

These storms have a history of producing widespread wind damage 
across Smith County, Kansas. SEEK SHELTER NOW inside a sturdy 
structure and stay away from windows.
 
&&

LAT...LON 3931 9789 4000 9789 4000 9737 3931 9737
TIME...MOT...LOC 0435Z 256DEG 47KT 4013 9779 3931 9779 

HAIL...<.75IN
WIND...70MPH
 
$$

Teefey
672 
WWUS53 KTOP 200452
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
1152 PM CDT Sat Jun 19 2021

KSC029-157-200515-
/O.CON.KTOP.SV.W.0058.000000T0000Z-210620T0515Z/
Republic-Cloud-
1152 PM CDT Sat Jun 19 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT
FOR REPUBLIC AND NORTHERN CLOUD COUNTIES...

At 1151 PM CDT, severe thunderstorms were located along a line
extending from 3 miles southeast of Byron to 8 miles south of
Concordia, moving east at 35 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Concordia, Belleville, Clyde, Scandia, Jamestown, Cuba, Norway,
Republic, Munden, Narka, Agenda and Aurora.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3944 9789 4000 9789 4000 9737 3944 9737
TIME...MOT...LOC 0451Z 269DEG 29KT 3998 9770 3945 9771 

HAIL...<.75IN
WIND...60MPH
 
$$

Teefey
917 
WWUS53 KTOP 200513
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
1213 AM CDT Sun Jun 20 2021

KSC029-157-200523-
/O.EXP.KTOP.SV.W.0058.000000T0000Z-210620T0515Z/
Republic-Cloud-
1213 AM CDT Sun Jun 20 2021

...THE SEVERE THUNDERSTORM WARNING FOR REPUBLIC AND NORTHERN CLOUD
COUNTIES WILL EXPIRE AT 1215 AM CDT...
            
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning will be allowed to expire.

A Severe Thunderstorm Watch remains in effect until 400 AM CDT for
north central Kansas.

LAT...LON 3944 9789 4000 9789 4000 9737 3944 9737
TIME...MOT...LOC 0513Z 246DEG 41KT 4008 9741 3955 9742 

$$

Teefey

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 20, 12:08 AM CDTSpecial Weather StatementTOPWashington22 min
Jun 20, 6:26 PM CDTSpecial Weather StatementTOPShawnee34 min
Jun 20, 6:53 PM CDTSpecial Weather StatementTOPDouglas22 min
Jun 20, 6:57 PM CDTSpecial Weather StatementTOPShawnee33 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.