Alert archive / Kansas / Tornado Warnings in 2012

Tornado Warning 39, NWS Dodge City, KS

April 30, 20124 counties in Kansas

NWS Dodge City, KS issued this tornado warning at Apr 30, 2012, 6:39 PM CDT 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
Apr 30, 2012, 6:39 PM CDT (23:39 UTC)
Expired
Apr 30, 2012, 7:15 PM CDT
In force
36 min
Issued by
NWS Dodge City, KS
Area
Storm-based polygon

Counties Barber County, KS, Comanche County, KS, Kiowa County, KS, Pratt County, KS

The radar

The Dodge City radar (KDDC), 99 km from the middle of the area, began a volume at 23:39 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, 6:50 PM CDTFUNNEL CLOUD4 W Lake City, KSTWO FUNNEL CLOUDS WERE OBSERVED, LONG-LIVED, BUT NEITHER FUNNEL EVER TOUCHED THE GROUND.

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 12:00Z, 11.7 hours before the alert went out and 93 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 12:00Z on 2012-04-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 83 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, Dodge City, at 12:00Z on 2012-04-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 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
83 J/kg
Mixed-layer CIN
-185 J/kg
Mixed-layer LCL
764 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
133 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

452 
WFUS53 KDDC 302339
TORDDC
KSC007-033-097-151-010015-
/O.NEW.KDDC.TO.W.0039.120430T2339Z-120501T0015Z/

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

THE NATIONAL WEATHER SERVICE IN DODGE CITY HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN BARBER COUNTY IN SOUTH CENTRAL KANSAS...
  NORTHEASTERN COMANCHE COUNTY IN SOUTH CENTRAL KANSAS...
  SOUTHEASTERN KIOWA COUNTY IN SOUTH CENTRAL KANSAS...
  SOUTHWESTERN PRATT COUNTY IN SOUTH CENTRAL KANSAS...

* UNTIL 715 PM CDT

* AT 634 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY STRONG ROTATION ASSOCIATED WITH A POSSIBLE TORNADO 9 MILES
  SOUTHWEST OF SUN CITY. THIS DANGEROUS STORM WAS MOVING NORTHEAST AT
  35 MPH.

* LOCATIONS IMPACTED INCLUDE...
  SUN CITY...CROFT...COATS...CULLISON AND SAWYER.

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 3764 9890 3747 9856 3725 9904 3734 9916
TIME...MOT...LOC 2338Z 228DEG 30KT 3733 9902
HAIL <.50IN

$$

33
1 follow-up statement
962 
WWUS53 KDDC 302355
SVSDDC

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

KSC007-033-097-151-010015-
/O.CON.KDDC.TO.W.0039.000000T0000Z-120501T0015Z/
PRATT KS-KIOWA KS-BARBER KS-COMANCHE KS-
655 PM CDT MON APR 30 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN COMANCHE...
NORTHWESTERN BARBER...SOUTHEASTERN KIOWA AND SOUTHWESTERN PRATT
COUNTIES UNTIL 715 PM CDT...

AT 653 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY
STRONG ROTATION ASSOCIATED WITH A POSSIBLE TORNADO NEAR SUN CITY.
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...
  SUN CITY...
  COATS...
  SAWYER...
  MAINLY RURAL AREAS OF NORTHEASTERN COMANCHE...NORTHWESTERN
  BARBER...SOUTHEASTERN KIOWA AND SOUTHWESTERN PRATT 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 3764 9890 3747 9856 3725 9904 3734 9916
TIME...MOT...LOC 2355Z 227DEG 29KT 3740 9891
HAIL 2.00IN

$$

RUSSELL

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 29, 7:28 PM CDTSevere Thunderstorm WarningDDCFord, Gray47 min
Apr 29, 8:11 PM CDTSpecial Weather StatementDDCClark49 min
Apr 29, 9:11 PM CDTSevere Thunderstorm WarningDDCClark, Comanche, Ford, Kiowa34 min
Apr 30, 12:20 AM CDTSpecial Weather StatementDDCBarber40 min
Apr 30, 4:48 PM CDTSevere Thunderstorm WarningDDCGray42 min
Apr 30, 5:12 PM CDTTornado WarningDDCFord, Gray, Hodgeman21 min
Apr 30, 5:27 PM CDTTornado WarningDDCFord, Gray, Hodgeman33 min
Apr 30, 5:31 PM CDTSevere Thunderstorm WarningDDCFord, Gray, Hodgeman59 min
Apr 30, 5:42 PM CDTSevere Thunderstorm WarningDDCClark, Comanche, Ford, Kiowa48 min
Apr 30, 5:58 PM CDTSevere Thunderstorm WarningDDCBarber, Comanche, Kiowa47 min
Apr 30, 6:05 PM CDTSevere Thunderstorm WarningDDCEdwards, Ford, Kiowa40 min
Apr 30, 6:20 PM CDTTornado WarningDDCEdwards, Ford, Hodgeman25 min
Apr 30, 6:29 PM CDTSevere Thunderstorm WarningDDCEdwards, Ford, Hodgeman, Pawnee46 min
Apr 30, 6:30 PM CDTTornado WarningDDCKiowa30 min
Apr 30, 6:32 PM CDTTornado WarningDDCClark, Comanche43 min
Apr 30, 6:43 PM CDTTornado WarningDDCEdwards, Ford, Hodgeman32 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.