Alert archive / Kansas / Tornado Warnings in 2012

Tornado Warning 15, NWS Topeka, KS

April 14, 2012Dickinson County, Kansas

NWS Topeka, KS issued this tornado warning at Apr 14, 2012, 11:08 PM CDT for Dickinson County, Kansas. It was in force for 37 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
Apr 14, 2012, 11:08 PM CDT (04:08 UTC)
Expired
Apr 14, 2012, 11:45 PM CDT
In force
37 min
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.75 in

County Dickinson County, KS

The radar

The Topeka radar (KTWX), 82 km from the middle of the area, began a volume at 04:10 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
Apr 14, 11:29 PM CDTHAIL 1.5Wsw Moonlight, 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
Apr 14, 5:24 PM CDTTornado Watch PDSSPC9 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 4.1 hours before the alert went out and 133 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 2012-04-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1788 joules per kilogram.LCLEL10008507005003002001001 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 2012-04-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 401 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
1788 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
665 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
401 m²/s²
0-3 km storm-relative helicity
443 m²/s²
Significant tornado parameter
5.2
Supercell composite
17.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

318 
WFUS53 KTOP 150408
TORTOP
KSC041-150445-
/O.NEW.KTOP.TO.W.0015.120415T0408Z-120415T0445Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
1108 PM CDT SAT APR 14 2012

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* TORNADO WARNING FOR...
  DICKINSON COUNTY IN CENTRAL KANSAS...

* UNTIL 1145 PM CDT

* AT 1106 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 5 MILES SOUTHEAST OF NEW CAMBRIA...AND MOVING
  NORTHEAST AT 55 MPH.

  HAZARD...DEVELOPING TORNADO AND GOLF BALL SIZE HAIL.

  SOURCE...RADAR INDICATED ROTATION.

  IMPACT...SIGNIFICANT HOUSE AND BUILDING DAMAGE POSSIBLE. MOBILE
           HOMES COMPLETELY DESTROYED IF HIT. SOME TREES UPROOTED OR
           SNAPPED. VEHICLES WILL LIKELY BE THROWN BY TORNADIC WINDS.

* LOCATIONS IMPACTED INCLUDE...
  ABILENE...SOLOMON...TALMAGE...ENTERPRISE...MOONLIGHT...CHAPMAN AND
  ABILENE AIRPORT.

THIS INCLUDES INTERSTATE 70 BETWEEN MILE MARKERS 267 AND 289.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

&&

LAT...LON 3896 9737 3901 9737 3914 9714 3913 9696
      3897 9697 3898 9693 3892 9692 3874 9737
      3893 9739
TIME...MOT...LOC 0408Z 230DEG 46KT 3884 9741

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

BARJENBRUCH
2 follow-up statements
832 
WWUS53 KTOP 150421
SVSTOP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
1121 PM CDT SAT APR 14 2012

KSC041-150445-
/O.CON.KTOP.TO.W.0015.000000T0000Z-120415T0445Z/
DICKINSON KS-
1121 PM CDT SAT APR 14 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN DICKINSON COUNTY
UNTIL 1145 PM CDT...

AT 1115 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR SOLOMON...AND MOVING NORTHEAST AT 55 MPH. GOLFBALL 
SIZED HAIL WAS REPORTED NEAR SOLOMON. 

HAZARD...DEVELOPING TORNADO AND TENNIS BALL SIZE HAIL.

SOURCE...RADAR INDICATED ROTATION.

IMPACT...SIGNIFICANT HOUSE AND BUILDING DAMAGE POSSIBLE. MOBILE HOMES
         COMPLETELY DESTROYED IF HIT. SOME TREES UPROOTED OR SNAPPED.
         VEHICLES WILL LIKELY BE THROWN BY TORNADIC WINDS.

LOCATIONS IMPACTED INCLUDE...
ABILENE...TALMAGE...ENTERPRISE...MOONLIGHT AND CHAPMAN.

THIS INCLUDES INTERSTATE 70 BETWEEN MILE MARKERS 267 AND 289.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

&&

LAT...LON 3896 9737 3901 9737 3914 9714 3913 9696
      3897 9697 3898 9693 3892 9692 3874 9737
      3893 9739
TIME...MOT...LOC 0420Z 240DEG 48KT 3891 9723

TORNADO...RADAR INDICATED
HAIL...2.50IN

$$

BARJENBRUCH
448 
WWUS53 KTOP 150438
SVSTOP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
1138 PM CDT SAT APR 14 2012

KSC041-150448-
/O.EXP.KTOP.TO.W.0015.000000T0000Z-120415T0445Z/
DICKINSON KS-
1138 PM CDT SAT APR 14 2012

...THE TORNADO WARNING FOR NORTHERN DICKINSON COUNTY WILL EXPIRE AT
1145 PM CDT...

THE TORNADO THREAT HAS DIMINISHED...THEREFORE THE TORNADO WARNING HAS
EXPIRED. HOWEVER...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT 
FOR THE AREA FOR LARGE HAIL.

LAT...LON 3896 9737 3901 9737 3914 9714 3913 9696
      3897 9697 3898 9693 3892 9692 3874 9737
      3893 9739
TIME...MOT...LOC 0438Z 240DEG 48KT 3903 9696

$$

BARJENBRUCH

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 14, 7:24 PM CDTTornado Warning Tornado observedTOPClay, Dickinson51 min
Apr 14, 8:01 PM CDTTornado Warning Tornado observedTOPClay, Riley29 min
Apr 14, 8:43 PM CDTTornado Warning Tornado observedTOPDickinson, Morris47 min
Apr 14, 9:22 PM CDTTornado WarningTOPGeary, Morris, Wabaunsee38 min
Apr 14, 11:31 PM CDTSevere Thunderstorm WarningTOPOttawa29 min
Apr 14, 11:36 PM CDTSevere Thunderstorm WarningTOPClay, Dickinson, Geary, Riley20 min
Apr 14, 11:48 PM CDTTornado Warning Tornado observedTOPLyon42 min
Apr 15, 12:00 AM CDTSevere Thunderstorm WarningTOPClay, Dickinson, Ottawa45 min
Apr 15, 12:41 AM CDTSevere Thunderstorm WarningTOPClay, Dickinson, Geary, Riley49 min
Apr 15, 12:47 AM CDTTornado WarningTOPClay, Dickinson, Geary, Riley28 min
Apr 15, 12:52 AM CDTSevere Thunderstorm WarningTOPBrown, Marshall, Nemaha, Pottawatomie38 min
Apr 15, 1:15 AM CDTTornado Warning Tornado observedTOPPottawatomie, Riley15 min
Apr 15, 1:30 AM CDTTornado WarningTOPMarshall, Nemaha, Pottawatomie30 min
Apr 15, 1:38 AM CDTSevere Thunderstorm WarningTOPClay, Riley, Washington37 min
Apr 15, 1:51 AM CDTSevere Thunderstorm WarningTOPJackson, Marshall, Nemaha, Pottawatomie34 min
Apr 15, 2:13 AM CDTSevere Thunderstorm WarningTOPMarshall, Pottawatomie, Riley24 min
Apr 15, 3:15 AM CDTSpecial Weather StatementTOPWabaunsee15 min
Apr 15, 3:24 AM CDTWind AdvisoryTOPAnderson, Brown, Clay, Cloud, Coffey, Dickinson and 17 more17 hr
Apr 15, 3:30 AM CDTSpecial Weather StatementTOPJackson, Shawnee30 min
Apr 15, 3:59 AM CDTSpecial Weather StatementTOPJefferson31 min
Apr 15, 4:13 AM CDTAreal Flood WarningTOPNemaha3 hr
Apr 15, 4:22 AM CDTRiver Flood WarningTOPRiley15 hr
Apr 15, 5:06 AM CDTSpecial Weather StatementTOPAnderson, Coffey, Douglas, Franklin, Osage54 min
Apr 15, 7:40 AM CDTAreal Flood AdvisoryTOPClay, Dickinson, Ottawa2 hr
Apr 15, 7:53 AM CDTRiver Flood WarningTOPClay7 hr
Apr 15, 8:32 AM CDTRiver Flood WarningTOPMarshall7 hr
Apr 15, 9:29 AM CDTRiver Flood WarningTOPCloud4 hr
Apr 15, 9:45 AM CDTAreal Flood WarningTOPClay3 hr

Nearby

Tornado Warnings in Kansas, 2012Every tornado warning in 2012Tornadoes in 2012

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.