Alert archive / Kansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 189, NWS Topeka, KS

December 15, 20214 counties in Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Dec 15, 2021, 5:54 PM CST for 4 counties in Kansas. It was in force for 36 min. 1 report 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
Dec 15, 2021, 5:54 PM CST (23:54 UTC)
Expired
Dec 15, 2021, 6:30 PM CST
In force
36 min
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Damage threat
Considerable
Hail
1.0 in
Wind
70.0 mph

Counties Anderson County, KS, Coffey County, KS, Franklin County, KS, Osage County, KS

The radar

The Topeka radar (KTWX), 106 km from the middle of the area, began a volume at 23:57 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
Dec 15, 6:01 PM CSTTSTM WND GST 70Colony, KS

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
Dec 15, 3:18 PM CSTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 11.9 hours before the alert went out and 87 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.

248 
WUUS53 KTOP 152354
SVRTOP
KSC003-031-059-139-160030-
/O.NEW.KTOP.SV.W.0189.211215T2354Z-211216T0030Z/

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

The National Weather Service in Topeka has issued a

* Severe Thunderstorm Warning for...
  Southern Franklin County in east central Kansas...
  Anderson County in east central Kansas...
  Southeastern Osage County in east central Kansas...
  Eastern Coffey County in east central Kansas...

* Until 630 PM CST.

* At 553 PM CST, severe thunderstorms were located along a line
  extending from near Rantoul to 5 miles west of Colony, moving east
  at 70 mph.

  HAZARD...70 mph wind gusts and quarter size hail.

  SOURCE...Emergency management.

  IMPACT...Hail damage to vehicles is expected. Expect considerable 
           tree damage. Wind damage is also likely to mobile homes, 
           roofs, and outbuildings.

* Locations impacted include...
  Garnett, Burlington, Waverly, Richmond, Colony, Williamsburg, New
  Strawn, Greeley, Princeton, Lane, Westphalia, Kincaid, Lone Elm,
  Harris and Le Roy.

This includes Interstate 35 between mile markers 161 and 170.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

LAT...LON 3804 9588 3847 9562 3855 9506 3804 9508
TIME...MOT...LOC 2353Z 258DEG 60KT 3853 9511 3805 9546 

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...70 MPH

$$
2 follow-up statements
440 
WWUS53 KTOP 160009 RRA
SVSTOP

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

KSC031-139-160018-
/O.CAN.KTOP.SV.W.0189.000000T0000Z-211216T0030Z/
Osage-Coffey-
609 PM CST Wed Dec 15 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN OSAGE AND EASTERN
COFFEY COUNTIES IS CANCELLED...

The storms which prompted the warning have 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 3804 9552 3850 9543 3855 9506 3804 9508
TIME...MOT...LOC 0008Z 258DEG 60KT 3858 9481 3810 9516 

$$

KSC003-059-160030-
/O.CON.KTOP.SV.W.0189.000000T0000Z-211216T0030Z/
Franklin-Anderson-
609 PM CST Wed Dec 15 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CST
FOR SOUTHERN FRANKLIN AND ANDERSON COUNTIES...

At 608 PM CST, severe thunderstorms were located along a line
extending from 3 miles east of Paola to near Kincaid, moving east at
70 mph.

HAZARD...70 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect considerable 
         tree damage. Wind damage is also likely to mobile homes, 
         roofs, and outbuildings.

Locations impacted include...
Garnett, Richmond, Colony, Greeley, Princeton, Lane, Westphalia,
Kincaid, Lone Elm and Harris.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

LAT...LON 3804 9552 3850 9543 3855 9506 3804 9508
TIME...MOT...LOC 0008Z 258DEG 60KT 3858 9481 3810 9516 

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...70 MPH

$$
235 
WWUS53 KTOP 160029
SVSTOP

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

KSC003-059-160039-
/O.EXP.KTOP.SV.W.0189.000000T0000Z-211216T0030Z/
Franklin-Anderson-
629 PM CST Wed Dec 15 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN FRANKLIN AND ANDERSON
COUNTIES WILL EXPIRE AT 630 PM CST...
    
The storms which prompted the warning have moved out of the area.
Therefore, the warning will be allowed to expire.

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

LAT...LON 3804 9552 3850 9543 3855 9506 3804 9508
TIME...MOT...LOC 0029Z 258DEG 60KT 3865 9441 3817 9477 

$$

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, 5:42 PM CSTSevere Thunderstorm Warning Considerable damage threatTOPFranklin, Osage33 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.