Alert archive / Kansas / Tornado Warnings in 2007

Tornado Warning 18, NWS Dodge City, KS

April 23, 2007Clark County, Comanche County, Kansas

NWS Dodge City, KS issued this tornado warning at Apr 23, 2007, 7:38 PM CDT for Clark County, Comanche County, Kansas. It was in force for 37 min. 5 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 23, 2007, 7:38 PM CDT (00:38 UTC)
Expired
Apr 23, 2007, 8:15 PM CDT
In force
37 min
Issued by
NWS Dodge City, KS
Area
Counties, with a storm outline in the text

Counties Clark County, KS, Comanche County, KS

The radar

The Dodge City radar (KDDC), 84 km from the middle of the area, began a volume at 00:39 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 23, 7:43 PM CDTTORNADO12 S Sitka, KS
Apr 23, 8:10 PM CDTTORNADO12 Ese Ashland, KS
Apr 23, 8:20 PM CDTTORNADO2 Sw Protection, KS
Apr 23, 8:22 PM CDTTORNADOProtection, KSTORNADO REPORTED BY KWCH TV
Apr 23, 8:24 PM CDTTORNADOProtection, KSOFF DUTY EMPLOYEE FROM NORMAN NWS OFFICE

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 23, 3:44 PM CDTTornado WatchSPC6 hr
Apr 23, 6:35 PM CDTTornado WatchSPC4 hr

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 0.6 hours before the alert went out and 83 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 2007-04-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1336 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 00:00Z on 2007-04-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 206 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
1336 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
712 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
206 m²/s²
0-3 km storm-relative helicity
279 m²/s²
Significant tornado parameter
1.7
Supercell composite
9.4

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KDDC 240039
TORDDC
KSC025-033-240115-
/O.NEW.KDDC.TO.W.0018.070424T0038Z-070424T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DODGE CITY KS
738 PM CDT MON APR 23 2007

THE NATIONAL WEATHER SERVICE IN DODGE CITY HAS ISSUED A

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

* UNTIL 815 PM CDT

* AT 734 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 17 MILES
  SOUTHWEST OF PROTECTION...OR 13 MILES SOUTH OF SITKA...MOVING NORTHEAST
  AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  PROTECTION...
  RURAL RESIDENCES OF SOUTHEASTERN CLARK AND SOUTHWESTERN COMANCHE
  COUNTIES.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING
GOLFBALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

THIS TORNADO WARNING UPGRADES THE SEVERE THUNDERSTORM WARNING THAT
WAS PREVIOUSLY IN EFFECT.

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

LAT...LON 3700 9968 3700 9947 3718 9928 3725 9957

$$

UMSCHEID
1 follow-up statement
000 
WWUS53 KDDC 240055
SVSDDC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DODGE CITY KS
754 PM CDT MON APR 23 2007

KSC025-033-240115-
/O.CON.KDDC.TO.W.0018.000000T0000Z-070424T0115Z/
CLARK KS-COMANCHE KS-
754 PM CDT MON APR 23 2007

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

AT 751 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A POSSIBLE TORNADO.  THIS TORNADO WAS LOCATED 12 MILES
SOUTHWEST OF PROTECTION...OR 8 MILES SOUTH OF SITKA...MOVING
NORTHEAST AT 20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  PROTECTION...
  RURAL RESIDENCES OF SOUTHEASTERN CLARK AND SOUTHWESTERN COMANCHE
  COUNTIES.

AT 743 PM CDT A NEWS MEDIA STORM CHASER REPORTED A TORNADO 12 MILES
SOUTH OF SITKA.

THIS STORM HAS A HISTORY OF PRODUCING TORNADOES.

BLOWING DUST OR DEBRIS AND SUDDEN WIND CHANGES MAY MEAN A TORNADO IS
DEVELOPING OR APPROACHING. THE TIME TO TAKE ACTION IS NOW

LAT...LON 3700 9968 3700 9947 3718 9928 3725 9957

$$

UMSCHEID

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 23, 7:31 PM CDTSevere Thunderstorm WarningDDCClark, Comanche44 min
Apr 23, 7:32 PM CDTSevere Thunderstorm WarningDDCEdwards, Ford21 min
Apr 23, 7:36 PM CDTSevere Thunderstorm WarningDDCFord12 min
Apr 23, 7:51 PM CDTSevere Thunderstorm WarningDDCEdwards, Pawnee39 min
Apr 23, 8:12 PM CDTTornado WarningDDCClark, Comanche33 min
Apr 23, 8:39 PM CDTTornado WarningDDCComanche36 min
Apr 23, 9:09 PM CDTTornado WarningDDCKiowa36 min
Apr 24, 6:48 PM CDTSevere Thunderstorm WarningDDCHamilton57 min

Nearby

Tornado Warnings in Kansas, 2007Every tornado warning in 2007Tornadoes in 2007

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.