Alert archive / Kansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 99, NWS Topeka, KS

June 25, 2021Cloud County, Ottawa County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Jun 25, 2021, 11:26 PM CDT for Cloud County, Ottawa County, Kansas. It was in force for 34 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
Jun 25, 2021, 11:26 PM CDT (04:26 UTC)
Expired
Jun 26, 2021, 12:00 AM CDT
In force
34 min
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Cloud County, KS, Ottawa County, KS

The radar

The Grand Island radar (KUEX), 118 km from the middle of the area, began a volume at 04:29 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

Topeka, KS (KTOP), launched 00:00Z, 4.4 hours before the alert went out and 190 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 2021-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 38 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 2021-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 191 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
38 J/kg
Mixed-layer CIN
-314 J/kg
Mixed-layer LCL
1286 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
191 m²/s²
0-3 km storm-relative helicity
196 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

942 
WUUS53 KTOP 260426
SVRTOP
KSC029-143-260500-
/O.NEW.KTOP.SV.W.0099.210626T0426Z-210626T0500Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
1126 PM CDT Fri Jun 25 2021

The National Weather Service in Topeka has issued a

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

* Until midnight CDT.

* At 1125 PM CDT, severe thunderstorms were located along a line
  extending from 5 miles southeast of Jamestown to 4 miles west of
  Ada, moving east at 30 mph.

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

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Concordia, Minneapolis, Glasco, Delphos, Jamestown, Aurora and Ada.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3961 9793 3957 9749 3905 9768 3908 9793
TIME...MOT...LOC 0425Z 266DEG 28KT 3952 9782 3917 9796 

HAIL...1.00IN
WIND...60MPH
 
$$

Gargan
4 follow-up statements
141 
WWUS53 KTOP 260434
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
1134 PM CDT Fri Jun 25 2021

KSC029-143-260500-
/O.CON.KTOP.SV.W.0099.000000T0000Z-210626T0500Z/
Ottawa-Cloud-
1134 PM CDT Fri Jun 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT
FOR NORTHWESTERN OTTAWA AND CLOUD COUNTIES...

At 1133 PM CDT, severe thunderstorms were located along a line
extending from 6 miles southwest of Concordia to near Ada, moving
east at 30 mph.

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

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Concordia, Minneapolis, Glasco, Delphos, Jamestown, Aurora and Ada. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3961 9793 3957 9749 3905 9768 3908 9793
TIME...MOT...LOC 0433Z 264DEG 26KT 3953 9777 3918 9791 

HAIL...1.00IN
WIND...60MPH
 
$$

Gargan
055 
WWUS53 KTOP 260441
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
1141 PM CDT Fri Jun 25 2021

KSC029-143-260500-
/O.CON.KTOP.SV.W.0099.000000T0000Z-210626T0500Z/
Ottawa-Cloud-
1141 PM CDT Fri Jun 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT
FOR NORTHWESTERN OTTAWA AND CLOUD COUNTIES...

At 1141 PM CDT, severe thunderstorms were located along a line
extending from near Concordia to 6 miles southwest of Glasco, moving
east at 25 mph.

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

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Concordia, Minneapolis, Glasco, Delphos, Jamestown, Aurora and Ada. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3961 9793 3957 9749 3905 9768 3908 9793
TIME...MOT...LOC 0441Z 259DEG 23KT 3957 9771 3927 9791 

HAIL...1.00IN
WIND...60MPH
 
$$

Gargan
459 
WWUS53 KTOP 260448
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
1148 PM CDT Fri Jun 25 2021

KSC029-143-260500-
/O.CON.KTOP.SV.W.0099.000000T0000Z-210626T0500Z/
Ottawa-Cloud-
1148 PM CDT Fri Jun 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT
FOR NORTHWESTERN OTTAWA AND CLOUD COUNTIES...

At 1148 PM CDT, severe thunderstorms were located along a line
extending from near Concordia to 3 miles west of Delphos, moving east
at 25 mph.

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

SOURCE...Radar indicated.

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

Locations impacted include...
Concordia, Glasco, Delphos, Jamestown and Aurora. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3924 9761 3914 9765 3919 9793 3961 9793
      3957 9749
TIME...MOT...LOC 0448Z 259DEG 23KT 3958 9765 3928 9784 

HAIL...0.75IN
WIND...60MPH
 
$$

Gargan
551 
WWUS53 KTOP 260451
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
1151 PM CDT Fri Jun 25 2021

KSC029-143-260500-
/O.EXP.KTOP.SV.W.0099.000000T0000Z-210626T0500Z/
Ottawa-Cloud-
1151 PM CDT Fri Jun 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN OTTAWA AND CLOUD
COUNTIES WILL EXPIRE AT MIDNIGHT 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.  However small
hail, gusty winds and heavy rain are still possible with these
thunderstorms.

LAT...LON 3924 9761 3914 9765 3919 9793 3961 9793
      3957 9749
TIME...MOT...LOC 0450Z 266DEG 28KT 3958 9765 3928 9784 

$$

Gargan

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 25, 7:19 PM CDTSpecial Weather StatementTOPNemaha26 min
Jun 25, 7:28 PM CDTSpecial Weather StatementTOPAnderson32 min
Jun 25, 8:00 PM CDTSpecial Weather StatementTOPAnderson30 min
Jun 25, 8:46 PM CDTSpecial Weather StatementTOPDickinson, Morris29 min
Jun 25, 9:02 PM CDTSpecial Weather StatementTOPWashington28 min
Jun 25, 9:07 PM CDTRiver Flood WarningTOPFranklin22 hr
Jun 25, 9:09 PM CDTRiver Flood WarningTOPAnderson22 hr
Jun 25, 9:10 PM CDTSpecial Weather StatementTOPDickinson35 min
Jun 25, 9:24 PM CDTSevere Thunderstorm WarningTOPDickinson36 min
Jun 25, 9:30 PM CDTRiver Flood WarningTOPFranklin, Osage12 hr
Jun 25, 9:42 PM CDTSpecial Weather StatementTOPCloud33 min
Jun 25, 9:54 PM CDTSpecial Weather StatementTOPMorris36 min
Jun 25, 10:39 PM CDTAreal Flood WarningTOPAnderson, Coffey, Franklin, Lyon, Osage21 hr
Jun 25, 11:17 PM CDTSpecial Weather StatementTOPCloud, Ottawa28 min
Jun 26, 2:05 AM CDTAreal Flood AdvisoryTOPBrown, Nemaha115 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.