Alert archive / Kansas / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 21, NWS Topeka, KS

April 14, 20234 counties in Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Apr 14, 2023, 8:55 PM CDT for 4 counties in Kansas. It was in force for 50 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
Apr 14, 2023, 8:55 PM CDT (01:55 UTC)
Expired
Apr 14, 2023, 9:45 PM CDT
In force
50 min
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Clay County, KS, Cloud County, KS, Ottawa County, KS, Washington County, KS

The radar

The Topeka radar (KTWX), 109 km from the middle of the area, began a volume at 01:58 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
Apr 14, 4:39 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 1.9 hours before the alert went out and 154 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 2023-04-15Temperature 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, Topeka, KS at 00:00Z on 2023-04-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 67 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
751 J/kg
Mixed-layer CIN
-110 J/kg
Mixed-layer LCL
2035 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
67 m²/s²
0-3 km storm-relative helicity
206 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.5

Open this sounding in Storm Lab

The text

As transmitted.

682 
WUUS53 KTOP 150155
SVRTOP
KSC027-029-143-201-150245-
/O.NEW.KTOP.SV.W.0021.230415T0155Z-230415T0245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
855 PM CDT Fri Apr 14 2023

The National Weather Service in Topeka has issued a

* Severe Thunderstorm Warning for...
  Northern Ottawa County in north central Kansas...
  Northwestern Clay County in north central Kansas...
  Southern Washington County in north central Kansas...
  Southeastern Cloud County in north central Kansas...

* Until 945 PM CDT.

* At 855 PM CDT, severe thunderstorms were located along a line
  extending from 5 miles west of Palmer to 7 miles north of
  Minneapolis, moving northeast at 35 mph.

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

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Clay Center, Clyde, Clifton, Miltonvale, Linn, Greenleaf,
  Morganville, Barnes, Palmer, Aurora, Vining, Oak Hill and Idana.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for damaging winds. People outside should move 
immediately to shelter inside a strong building. Stay away from 
windows.

Heavy rainfall is occurring with these storms, and may lead to flash 
flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3975 9727 3974 9681 3915 9737 3914 9782
TIME...MOT...LOC 0155Z 224DEG 31KT 3965 9724 3922 9766 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$
3 follow-up statements
191 
WWUS53 KTOP 150220
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
920 PM CDT Fri Apr 14 2023

KSC027-029-143-201-150245-
/O.CON.KTOP.SV.W.0021.000000T0000Z-230415T0245Z/
Ottawa-Clay-Washington-Cloud-
920 PM CDT Fri Apr 14 2023

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM CDT
FOR NORTHEASTERN OTTAWA...NORTHWESTERN CLAY...SOUTHERN WASHINGTON AND
SOUTHEASTERN CLOUD COUNTIES...

At 919 PM CDT, severe thunderstorms were located along a line
extending from Palmer to 6 miles northeast of Wells, moving northeast
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...
Clay Center, Clyde, Clifton, Miltonvale, Linn, Greenleaf,
Morganville, Barnes, Palmer, Aurora, Vining, Oak Hill and Idana.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for damaging winds. People outside should move 
to a shelter, inside a strong building and away from windows.

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

&&

LAT...LON 3975 9727 3974 9681 3915 9737 3914 9764
      3934 9764
TIME...MOT...LOC 0219Z 244DEG 21KT 3962 9715 3922 9749 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$
679 
WWUS53 KTOP 150231
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
931 PM CDT Fri Apr 14 2023

KSC201-150240-
/O.CAN.KTOP.SV.W.0021.000000T0000Z-230415T0245Z/
Washington-
931 PM CDT Fri Apr 14 2023

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN WASHINGTON COUNTY IS
CANCELLED...

The storms which prompted the warning have weakened. Therefore, the 
warning has been cancelled.

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

LAT...LON 3947 9746 3957 9727 3956 9698 3915 9737
      3914 9754
TIME...MOT...LOC 0230Z 240DEG 22KT 3947 9733 3920 9741 

$$

KSC027-029-143-150245-
/O.CON.KTOP.SV.W.0021.000000T0000Z-230415T0245Z/
Ottawa-Clay-Cloud-
931 PM CDT Fri Apr 14 2023

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM CDT
FOR NORTHEASTERN OTTAWA...NORTHWESTERN CLAY AND SOUTHEASTERN CLOUD
COUNTIES...

At 930 PM CDT, severe thunderstorms were located along a line
extending from 6 miles west of Morganville to 5 miles northwest of
Longford, moving northeast at 25 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Clay Center, Clifton, Miltonvale, Morganville, Oak Hill and Idana. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 3947 9746 3957 9727 3956 9698 3915 9737
      3914 9754
TIME...MOT...LOC 0230Z 240DEG 22KT 3947 9733 3920 9741 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$
540 
WWUS53 KTOP 150240
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
940 PM CDT Fri Apr 14 2023

KSC027-029-143-150250-
/O.EXP.KTOP.SV.W.0021.000000T0000Z-230415T0245Z/
Ottawa-Clay-Cloud-
940 PM CDT Fri Apr 14 2023

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN OTTAWA...
NORTHWESTERN CLAY AND SOUTHEASTERN CLOUD COUNTIES WILL EXPIRE AT 945
PM 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 gusty
winds and heavy rain are still possible with these thunderstorms.

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

LAT...LON 3947 9746 3957 9727 3956 9698 3915 9737
      3914 9754
TIME...MOT...LOC 0240Z 224DEG 31KT 3951 9728 3924 9736 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 14, 7:03 PM CDTSpecial Weather StatementTOPMarshall27 min
Apr 14, 7:11 PM CDTSpecial Weather StatementTOPOsage34 min
Apr 14, 7:16 PM CDTSpecial Weather StatementTOPOttawa29 min
Apr 14, 7:20 PM CDTSpecial Weather StatementTOPLyon25 min
Apr 14, 7:24 PM CDTSevere Thunderstorm WarningTOPCloud, Ottawa36 min
Apr 14, 7:27 PM CDTSevere Thunderstorm WarningTOPLyon33 min
Apr 14, 7:31 PM CDTSpecial Weather StatementTOPCloud29 min
Apr 14, 7:54 PM CDTSevere Thunderstorm WarningTOPCloud, Ottawa36 min
Apr 14, 7:55 PM CDTSpecial Weather StatementTOPOsage35 min
Apr 14, 8:31 PM CDTSpecial Weather StatementTOPCloud, Ottawa, Washington29 min
Apr 14, 9:12 PM CDTFlash Flood WarningTOPCloud, Ottawa2 hr
Apr 14, 9:46 PM CDTSpecial Weather StatementTOPClay, Dickinson, Marshall, Riley44 min
Apr 14, 10:21 PM CDTSpecial Weather StatementTOPBrown, Geary, Morris, Nemaha, Pottawatomie39 min
Apr 14, 10:26 PM CDTSevere Thunderstorm WarningTOPGeary, Riley34 min
Apr 14, 10:46 PM CDTSevere Thunderstorm WarningTOPGeary, Pottawatomie, Riley30 min
Apr 14, 11:09 PM CDTSpecial Weather StatementTOPMorris51 min
Apr 14, 11:11 PM CDTSpecial Weather StatementTOPBrown49 min
Apr 14, 11:19 PM CDTSpecial Weather StatementTOPPottawatomie41 min
Apr 14, 11:23 PM CDTSpecial Weather StatementTOPJefferson37 min
Apr 14, 11:51 PM CDTSpecial Weather StatementTOPBrown, Jackson, Jefferson, Shawnee54 min
Apr 15, 12:32 AM CDTSpecial Weather StatementTOPDouglas13 min
Apr 15, 12:43 AM CDTSpecial Weather StatementTOPDouglas, Jefferson47 min
Apr 15, 3:01 AM CDTSpecial Weather StatementTOPOsage44 min
Apr 15, 1:01 PM CDTSpecial Weather StatementTOPLyon29 min
Apr 15, 1:08 PM CDTSevere Thunderstorm WarningTOPLyon22 min
Apr 15, 1:38 PM CDTSpecial Weather StatementTOPOsage37 min
Apr 15, 2:01 PM CDTSpecial Weather StatementTOPFranklin29 min
Apr 15, 2:10 PM CDTSpecial Weather StatementTOPAnderson, Coffey20 min
Apr 15, 2:17 PM CDTRed Flag WarningTOPClay, Cloud, Dickinson, Geary, Marshall, Morris and 5 more30 hr
Apr 15, 2:19 PM CDTSpecial Weather StatementTOPDouglas, Franklin26 min
Apr 15, 2:32 PM CDTSpecial Weather StatementTOPFranklin28 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2023Every severe thunderstorm warning in 2023

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.