Alert archive / Kansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 188, NWS Topeka, KS

December 15, 2021Franklin County, Osage County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Dec 15, 2021, 5:42 PM CST for Franklin County, Osage County, Kansas. It was in force for 33 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
Dec 15, 2021, 5:42 PM CST (23:42 UTC)
Expired
Dec 15, 2021, 6:15 PM CST
In force
33 min
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Damage threat
Considerable
Hail
0.75 in
Wind
70.0 mph

Counties Franklin County, KS, Osage County, KS

The radar

The Topeka radar (KTWX), 85 km from the middle of the area, began a volume at 23:42 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
Dec 15, 3:18 PM CSTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 11.7 hours before the alert went out and 55 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 2021-12-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 2021-12-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 466 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1036 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
466 m²/s²
0-3 km storm-relative helicity
477 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

809 
WUUS53 KTOP 152342
SVRTOP
KSC059-139-160015-
/O.NEW.KTOP.SV.W.0188.211215T2342Z-211216T0015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
542 PM CST Wed Dec 15 2021

The National Weather Service in Topeka has issued a

* Severe Thunderstorm Warning for...
  Central Franklin County in east central Kansas...
  Southeastern Osage County in east central Kansas...

* Until 615 PM CST.

* At 540 PM CST, a severe thunderstorm was located 5 miles northwest
  of Princeton, moving east at 45 mph.

  HAZARD...70 mph wind gusts.

  SOURCE...Emergency management. Widespread wind damage has been 
           reported with these storms. 

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

* Locations impacted include...
  Ottawa, Quenemo, Melvern and Rantoul. 

This includes Interstate 35 between mile markers 170 and 186.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

This is a DANGEROUS SITUATION. This storm is producing widespread 
wind damage across east central Kansas. SEEK SHELTER NOW inside a 
sturdy structure and stay away from windows!

&&

LAT...LON 3845 9572 3857 9568 3863 9507 3855 9506
TIME...MOT...LOC 2340Z 265DEG 39KT 3855 9534 

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH

$$
2 follow-up statements
021 
WWUS53 KTOP 160006
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
606 PM CST Wed Dec 15 2021

KSC139-160015-
/O.CAN.KTOP.SV.W.0188.000000T0000Z-211216T0015Z/
Osage-
606 PM CST Wed Dec 15 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN OSAGE COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 700 PM CST for
east central Kansas.

LAT...LON 3851 9538 3860 9532 3863 9507 3855 9506
TIME...MOT...LOC 0005Z 265DEG 39KT 3857 9499 

$$

KSC059-160015-
/O.CON.KTOP.SV.W.0188.000000T0000Z-211216T0015Z/
Franklin-
606 PM CST Wed Dec 15 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM CST
FOR EAST CENTRAL FRANKLIN COUNTY...

At 605 PM CST, a severe thunderstorm was located 5 miles north of
Osawatomie, moving east at 45 mph.

HAZARD...70 mph wind gusts.

SOURCE...Emergency management.

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

Locations impacted include...
Ottawa and Rantoul. 

This includes Interstate 35 between mile markers 179 and 186.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

This is a DANGEROUS SITUATION. This storm is producing widespread 
wind damage across east central Kansas. SEEK SHELTER NOW inside a 
sturdy structure and stay away from windows.

&&

LAT...LON 3851 9538 3860 9532 3863 9507 3855 9506
TIME...MOT...LOC 0005Z 265DEG 39KT 3857 9499 

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH

$$
143 
WWUS53 KTOP 160010 RRA
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
610 PM CST Wed Dec 15 2021

KSC059-160020-
/O.EXP.KTOP.SV.W.0188.000000T0000Z-211216T0015Z/
Franklin-
610 PM CST Wed Dec 15 2021

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL FRANKLIN COUNTY
WILL EXPIRE AT 615 PM CST...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.  However gusty
winds are still possible.

A Severe Thunderstorm Watch remains in effect until 700 PM CST for
east central Kansas.

LAT...LON 3851 9538 3860 9532 3863 9507 3855 9506
TIME...MOT...LOC 0010Z 265DEG 39KT 3857 9493 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 15, 1:57 PM CSTSevere Thunderstorm Warning Destructive damage threatTOPCloud, Ottawa, Republic48 min
Dec 15, 2:42 PM CSTSevere Thunderstorm Warning Destructive damage threatTOPClay, Cloud, Dickinson, Marshall, Ottawa, Republic and 2 more48 min
Dec 15, 3:00 PM CSTSevere Thunderstorm Warning Destructive damage threatTOPDickinson, Geary, Morris45 min
Dec 15, 3:01 PM CSTBlowing Dust AdvisoryTOPClay, Cloud, Dickinson, Ottawa, Republic, Washington3 hr
Dec 15, 3:19 PM CSTSevere Thunderstorm Warning Destructive damage threatTOPClay, Dickinson, Geary, Jackson, Marshall, Nemaha and 4 more41 min
Dec 15, 3:29 PM CSTTornado WarningTOPDickinson, Geary, Riley13 min
Dec 15, 3:33 PM CSTTornado WarningTOPPottawatomie, Riley15 min
Dec 15, 3:39 PM CSTSevere Thunderstorm Warning Destructive damage threatTOPGeary, Morris, Wabaunsee51 min
Dec 15, 3:54 PM CSTSevere Thunderstorm Warning Destructive damage threatTOPBrown, Geary, Jackson, Marshall, Nemaha, Pottawatomie and 3 more51 min
Dec 15, 3:57 PM CSTTornado WarningTOPJackson, Pottawatomie10 min
Dec 15, 4:10 PM CSTTornado WarningTOPNemaha, Pottawatomie20 min
Dec 15, 4:20 PM CSTSevere Thunderstorm Warning Destructive damage threatTOPLyon, Morris, Osage, Shawnee, Wabaunsee40 min
Dec 15, 4:33 PM CSTSevere Thunderstorm Warning Destructive damage threatTOPBrown, Jackson, Jefferson, Shawnee27 min
Dec 15, 4:35 PM CSTSevere Thunderstorm Warning Destructive damage threatTOPCoffey, Lyon, Osage40 min
Dec 15, 4:53 PM CSTSevere Thunderstorm Warning Destructive damage threatTOPDouglas, Franklin, Jefferson, Lyon, Osage, Shawnee and 1 more37 min
Dec 15, 4:54 PM CSTSevere Thunderstorm Warning Destructive damage threatTOPBrown, Douglas, Jackson, Jefferson, Shawnee51 min
Dec 15, 5:09 PM CSTSevere Thunderstorm Warning Considerable damage threatTOPFranklin, Osage36 min
Dec 15, 5:15 PM CSTSevere Thunderstorm Warning Destructive damage threatTOPAnderson, Coffey, Franklin, Lyon, Osage45 min
Dec 15, 5:24 PM CSTSevere Thunderstorm Warning Destructive damage threatTOPDouglas, Franklin, Jefferson, Osage, Shawnee36 min
Dec 15, 5:54 PM CSTSevere Thunderstorm Warning Considerable damage threatTOPAnderson, Coffey, Franklin, Osage36 min
Dec 15, 5:57 PM CSTSevere Thunderstorm WarningTOPDouglas, Franklin18 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.