Alert archive / Kansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 178, NWS Topeka, KS

December 15, 2021Geary County, Morris County, Wabaunsee County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Dec 15, 2021, 3:39 PM CST for Geary County, Morris County, Wabaunsee County, Kansas. It was in force for 51 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, 3:39 PM CST (21:39 UTC)
Expired
Dec 15, 2021, 4:30 PM CST
In force
51 min
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Damage threat
Destructive
Hail
0.75 in
Wind
80.0 mph

Counties Geary County, KS, Morris County, KS, Wabaunsee County, KS

The radar

The Topeka radar (KTWX), 40 km from the middle of the area, began a volume at 21:41 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, 4:08 PM CSTTSTM WND DMG1 W White City, KSROOFS PEELING OFF BUILDINGS, SIDE OF METAL BUILDING GOT BLOWN OUT.

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, 9.7 hours before the alert went out and 89 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.

312 
WUUS53 KTOP 152139
SVRTOP
KSC061-127-197-152230-
/O.NEW.KTOP.SV.W.0178.211215T2139Z-211215T2230Z/

BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
339 PM CST Wed Dec 15 2021

The National Weather Service in Topeka has issued a

* Severe Thunderstorm Warning for...
  Geary County in east central Kansas...
  Morris County in east central Kansas...
  Southwestern Wabaunsee County in east central Kansas...

* Until 430 PM CST.

* At 339 PM CST, severe thunderstorms were located along a line
  extending from near Junction City to 5 miles north of Woodbine to 3
  miles southwest of Herington, moving east at 45 mph.

  THESE ARE DESTRUCTIVE STORMS!

  HAZARD...80 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be heavily damaged. Expect 
           considerable damage to roofs, windows, and vehicles. 
           Extensive tree damage and power outages are likely.

* Locations impacted include...
  Junction City, Council Grove, Grandview Plaza, White City, Alta
  Vista, Dwight, Wilsey, Parkerville, Latimer, Council Grove Lake,
  Volland and Burdick.

This includes Interstate 70 between mile markers 293 and 299, and
between mile markers 325 and 326.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 800 PM CST for northeastern
Kansas.

This is an EXTREMELY DANGEROUS SITUATION with tornado like wind
speeds expected. Mobile homes and high profile vehicles are
especially susceptible to winds of this magnitude and may be
overturned. For your protection move to an interior room on the
lowest floor of a building. These storms have the potential to cause
serious injury and significant property damage.

A Tornado Watch remains in effect until 800 PM CST for northeastern
Kansas.

&&

LAT...LON 3852 9693 3881 9692 3881 9689 3887 9689
      3887 9691 3902 9690 3905 9650 3904 9650
      3904 9639 3906 9639 3907 9631 3894 9635
      3852 9642
TIME...MOT...LOC 2139Z 253DEG 40KT 3902 9687 3887 9692 3863 9698 

THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...80 MPH

$$
1 follow-up statement
270 
WWUS53 KTOP 152215
SVSTOP

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

KSC061-127-197-152230-
/O.CON.KTOP.SV.W.0178.000000T0000Z-211215T2230Z/
Geary-Morris-Wabaunsee-
415 PM CST Wed Dec 15 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM CST
FOR SOUTHEASTERN GEARY...MORRIS AND SOUTHWESTERN WABAUNSEE
COUNTIES...

At 411 PM CST, severe thunderstorms were located along a line
extending from 8 miles northwest of Alma to 3 miles south of Alta
Vista to 7 miles southeast of Wilsey, moving east at 50 mph.

THESE ARE DESTRUCTIVE STORMS!

HAZARD...80 mph wind gusts.

SOURCE...Public. Damage was reported at the Junction City Airport at 
         347 PM.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be heavily damaged. Expect 
         considerable damage to roofs, windows, and vehicles. 
         Extensive tree damage and power outages are likely.

Locations impacted include...
Council Grove, White City, Alta Vista, Dwight, Wilsey, Parkerville,
Council Grove Lake and Volland.

This includes Interstate 70 between mile markers 325 and 326.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 800 PM CST for northeastern
Kansas.

This is an EXTREMELY DANGEROUS SITUATION. These storms are producing 
widespread wind damage across Morris, southwest Wabaunsee and 
southeast Geary counties. SEEK SHELTER NOW inside a sturdy structure 
and stay away from windows.

&&

LAT...LON 3852 9683 3887 9671 3904 9665 3905 9655
      3905 9650 3904 9650 3904 9638 3906 9638
      3907 9631 3894 9635 3852 9642
TIME...MOT...LOC 2211Z 253DEG 46KT 3907 9644 3881 9651 3853 9661 

THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...OBSERVED
MAX WIND GUST...80 MPH

$$

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, 3:54 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, 5:54 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.