Alert archive / Kansas / Tornado Warnings in 2024

Tornado Warning 13, NWS Topeka, KS

April 27, 2024Clay County, Riley County, Kansas

NWS Topeka, KS issued this tornado warning at Apr 27, 2024, 12:59 PM CDT for Clay County, Riley County, Kansas. It was in force for 31 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 27, 2024, 12:59 PM CDT (17:59 UTC)
Expired
Apr 27, 2024, 1:30 PM CDT
In force
31 min
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.5 in

Counties Clay County, KS, Riley County, KS

The radar

The Topeka radar (KTWX), 70 km from the middle of the area, began a volume at 17:58 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 27, 11:51 AM CDTTornado WatchSPC8 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 6.0 hours before the alert went out and 117 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 12:00Z on 2024-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1585 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 12:00Z on 2024-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 175 square meters per square second.19395878Sfc1 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
1585 J/kg
Mixed-layer CIN
-57 J/kg
Mixed-layer LCL
634 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
175 m²/s²
0-3 km storm-relative helicity
179 m²/s²
Significant tornado parameter
1.3
Supercell composite
6.9

Open this sounding in Storm Lab

The text

As transmitted.

035 
WFUS53 KTOP 271759
TORTOP
KSC027-161-271830-
/O.NEW.KTOP.TO.W.0013.240427T1759Z-240427T1830Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Topeka KS
1259 PM CDT Sat Apr 27 2024

The National Weather Service in Topeka has issued a

* Tornado Warning for...
  West central Riley County in northeastern Kansas...
  East central Clay County in north central Kansas...

* Until 130 PM CDT.

* At 1259 PM CDT, a severe thunderstorm capable of producing a
  tornado was located near Wakefield, moving northeast at 30 mph.

  HAZARD...Tornado and ping pong ball size hail.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Riley and Leonardville around 105 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3922 9700 3927 9708 3948 9691 3936 9669
TIME...MOT...LOC 1759Z 217DEG 25KT 3927 9700 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.50 IN

$$
2 follow-up statements
083 
WWUS53 KTOP 271811
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
111 PM CDT Sat Apr 27 2024

KSC027-271820-
/O.CAN.KTOP.TO.W.0013.000000T0000Z-240427T1830Z/
Clay-
111 PM CDT Sat Apr 27 2024

...THE TORNADO WARNING FOR EAST CENTRAL CLAY COUNTY IS CANCELLED...

The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 700 PM CDT for northeastern
Kansas.

&&

LAT...LON 3936 9669 3929 9694 3933 9696 3935 9696
      3946 9688
TIME...MOT...LOC 1810Z 224DEG 26KT 3933 9692 

$$

KSC161-271830-
/O.CON.KTOP.TO.W.0013.000000T0000Z-240427T1830Z/
Riley-
111 PM CDT Sat Apr 27 2024

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 130 PM CDT FOR WEST
CENTRAL RILEY COUNTY...

At 110 PM CDT, a severe thunderstorm capable of producing a tornado
was located 4 miles southwest of Leonardville, moving northeast at 30
mph.

HAZARD...Tornado and ping pong ball size hail.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Leonardville around 115 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3936 9669 3929 9694 3933 9696 3935 9696
      3946 9688
TIME...MOT...LOC 1810Z 224DEG 26KT 3933 9692 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.50 IN

$$
711 
WWUS53 KTOP 271829
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
129 PM CDT Sat Apr 27 2024

KSC161-271838-
/O.EXP.KTOP.TO.W.0013.000000T0000Z-240427T1830Z/
Riley-
129 PM CDT Sat Apr 27 2024

...THE TORNADO WARNING FOR WEST CENTRAL RILEY COUNTY WILL EXPIRE AT
130 PM CDT...

The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

A Tornado Watch remains in effect until 700 PM CDT for northeastern
Kansas.

Remember, a Tornado Warning still remains in effect for Northern 
Riley and northwestern Pottawatomie counties until 2 pm. 

&&

LAT...LON 3936 9669 3929 9694 3933 9696 3935 9696
      3946 9688
TIME...MOT...LOC 1828Z 217DEG 25KT 3943 9683 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 27, 12:37 PM CDTSevere Thunderstorm WarningTOPClay, Geary, Pottawatomie, Riley38 min
Apr 27, 1:23 PM CDTTornado WarningTOPPottawatomie, Riley37 min
Apr 27, 1:46 PM CDTTornado WarningTOPBrown29 min
Apr 27, 1:55 PM CDTTornado WarningTOPMarshall, Pottawatomie35 min
Apr 27, 2:09 PM CDTSevere Thunderstorm WarningTOPMarshall, Riley, Washington36 min
Apr 27, 2:14 PM CDTTornado WarningTOPJackson, Nemaha, Pottawatomie46 min
Apr 27, 2:35 PM CDTSpecial Weather StatementTOPDickinson, Geary55 min
Apr 27, 2:38 PM CDTSevere Thunderstorm WarningTOPLyon, Morris37 min
Apr 27, 2:55 PM CDTTornado Warning Tornado observedTOPBrown, Nemaha49 min
Apr 27, 3:00 PM CDTSevere Thunderstorm WarningTOPCoffey, Lyon, Osage45 min
Apr 27, 3:01 PM CDTTornado WarningTOPMarshall, Nemaha29 min
Apr 27, 3:46 PM CDTSpecial Weather StatementTOPOsage, Shawnee29 min
Apr 27, 4:51 PM CDTHigh Wind WarningTOPPottawatomie, Riley, Wabaunsee2 hr
Apr 27, 6:19 PM CDTSevere Thunderstorm WarningTOPAnderson41 min
Apr 27, 6:59 PM CDTSevere Thunderstorm WarningTOPAnderson16 min

Nearby

Tornado Warnings in Kansas, 2024Every tornado warning in 2024Tornadoes in 2024

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.