Alert archive / Kansas / Tornado Warnings in 2012

Tornado Warning 46, NWS Dodge City, KS

April 30, 2012Barber County, Comanche County, Kansas

NWS Dodge City, KS issued this tornado warning at Apr 30, 2012, 7:44 PM CDT for Barber County, Comanche County, Kansas. It was in force for 31 min. 3 reports 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 30, 2012, 7:44 PM CDT (00:44 UTC)
Expired
Apr 30, 2012, 8:15 PM CDT
In force
31 min
Issued by
NWS Dodge City, KS
Area
Storm-based polygon

Counties Barber County, KS, Comanche County, KS

The radar

The Vance AFB radar (KVNX), 92 km from the middle of the area, began a volume at 00:46 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 30, 7:45 PM CDTTORNADO22 Se Coldwater, KSLOTS OF TREE AND POWER POLE DAMAGE WAS REPORTED. FARM EQUIPMENT WAS ROLLED INTO A BALL. THERE WAS MINOR ROOF AND WINDOW DAMAGE TO THE FARM HOME.
Apr 30, 8:10 PM CDTHAIL 16 W Hardtner, KS
Apr 30, 8:10 PM CDTHAIL 1.758 Wnw Hardtner, 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 30, 5:42 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 0.7 hours before the alert went out and 104 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, Dodge City, at 00:00Z on 2012-05-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1421 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Dodge City, at 00:00Z on 2012-05-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 102 square meters per square second.193958Sfc1 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
1421 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
613 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
102 m²/s²
0-3 km storm-relative helicity
283 m²/s²
Significant tornado parameter
1.9
Supercell composite
11.8

Open this sounding in Storm Lab

The text

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

883 
WFUS53 KDDC 010044
TORDDC
KSC007-033-010115-
/O.NEW.KDDC.TO.W.0046.120501T0044Z-120501T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DODGE CITY KS
744 PM CDT MON APR 30 2012

THE NATIONAL WEATHER SERVICE IN DODGE CITY HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN BARBER COUNTY IN SOUTH CENTRAL KANSAS...
  SOUTHEASTERN COMANCHE COUNTY IN SOUTH CENTRAL KANSAS...

* UNTIL 815 PM CDT

* AT 740 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY STRONG ROTATION ASSOCIATED WITH A POSSIBLE TORNADO 7 MILES
  WEST OF AETNA. THIS DANGEROUS STORM WAS MOVING NORTHEAST AT 35 MPH.
  DESTRUCTIVE HAIL UP TO TWO INCHES IN DIAMETER IS ALSO EXPECTED WITH
  THIS STORM.

* LOCATIONS IMPACTED INCLUDE...
  AETNA.

THIS TORNADO WARNING REPLACES THE PREVIOUS WARNING THAT WAS IN 
EFFECT. 

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.

&&

LAT...LON 3713 9928 3732 9888 3725 9876 3700 9873
      3700 9929
TIME...MOT...LOC 0043Z 240DEG 30KT 3708 9907
HAIL 2.00IN

$$

RUSSELL
2 follow-up statements
673 
WWUS53 KDDC 010102
SVSDDC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DODGE CITY KS
802 PM CDT MON APR 30 2012

KSC007-033-010115-
/O.CON.KDDC.TO.W.0046.000000T0000Z-120501T0115Z/
BARBER KS-COMANCHE KS-
802 PM CDT MON APR 30 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN COMANCHE AND
SOUTHWESTERN BARBER COUNTIES UNTIL 815 PM CDT...

AT 759 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY
STRONG ROTATION ASSOCIATED WITH A POSSIBLE TORNADO NEAR AETNA. THIS
DANGEROUS STORM WAS MOVING NORTHEAST AT 55 MPH. LARGE DESTRUCTIVE
HAIL UP TO TENNIS BALL SIZE IS ALSO EXPECTED WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
  AETNA...
  MAINLY RURAL AREAS OF SOUTHEASTERN COMANCHE AND SOUTHWESTERN BARBER
  COUNTIES.

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.

&&

LAT...LON 3713 9928 3732 9888 3725 9876 3700 9873
      3700 9929
TIME...MOT...LOC 0101Z 247DEG 48KT 3708 9894
HAIL 2.50IN

$$

RUSSELL
096 
WWUS53 KDDC 010117
SVSDDC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DODGE CITY KS
817 PM CDT MON APR 30 2012

KSC007-033-010126-
/O.EXP.KDDC.TO.W.0046.000000T0000Z-120501T0115Z/
BARBER KS-COMANCHE KS-
817 PM CDT MON APR 30 2012

...THE TORNADO WARNING FOR SOUTHEASTERN COMANCHE AND SOUTHWESTERN
BARBER COUNTIES HAS EXPIRED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE 
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR 
PROPERTY...HOWEVER SMALL HAIL...GUSTY WINDS AND HEAVY RAIN ARE STILL 
POSSIBLE WITH THIS THUNDERSTORM.

A NEW TORNADO WARNING IS IN EFFECT FOR SOUTHEASTERN BARBER COUNTY. 


LAT...LON 3713 9928 3732 9888 3725 9876 3700 9873
      3700 9929
TIME...MOT...LOC 0102Z 247DEG 48KT 3709 9892

$$

RUSSELL

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 30, 7:00 PM CDTTornado WarningDDCKiowa30 min
Apr 30, 7:11 PM CDTSevere Thunderstorm WarningDDCEdwards, Ford, Hodgeman, Pawnee49 min
Apr 30, 7:12 PM CDTTornado WarningDDCBarber, Comanche33 min
Apr 30, 7:14 PM CDTTornado WarningDDCBarber, Pratt31 min
Apr 30, 7:28 PM CDTSevere Thunderstorm WarningDDCEdwards33 min
Apr 30, 7:31 PM CDTTornado WarningDDCKiowa, Pratt23 min
Apr 30, 7:41 PM CDTSevere Thunderstorm WarningDDCBarber49 min
Apr 30, 7:41 PM CDTTornado WarningDDCBarber, Pratt34 min
Apr 30, 8:07 PM CDTSevere Thunderstorm WarningDDCEdwards, Ford, Kiowa26 min
Apr 30, 8:12 PM CDTTornado WarningDDCBarber, Pratt15 min
Apr 30, 8:15 PM CDTTornado WarningDDCBarber30 min
Apr 30, 8:40 PM CDTSevere Thunderstorm WarningDDCEdwards, Kiowa50 min
Apr 30, 8:44 PM CDTSevere Thunderstorm WarningDDCBarber21 min
Apr 30, 9:12 PM CDTSevere Thunderstorm WarningDDCBarber, Kiowa, Pratt48 min
Apr 30, 9:56 PM CDTSevere Thunderstorm WarningDDCBarber34 min

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.