Alert archive / Kansas / Tornado Warnings in 2009

Tornado Warning 7, NWS Dodge City, KS

April 18, 2009Finney County, Gray County, Kansas

NWS Dodge City, KS issued this tornado warning at Apr 18, 2009, 1:27 PM CDT for Finney County, Gray County, Kansas. It was in force for 18 min. 2 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 18, 2009, 1:27 PM CDT (18:27 UTC)
Expired
Apr 18, 2009, 1:45 PM CDT
In force
18 min
Issued by
NWS Dodge City, KS
Area
Storm-based polygon

Counties Finney County, KS, Gray County, KS

The radar

The Dodge City radar (KDDC), 49 km from the middle of the area, began a volume at 18:29 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 18, 1:32 PM CDTTORNADO5 Sw Kalvesta, KS
Apr 18, 1:32 PM CDTTORNADO9 N Cimarron, KSSPOTTER REPORTED A TORNADO ON THE GROUND 9 MILES NORTH OF CIMARRON.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Dodge City, (KDDC), launched 12:00Z, 6.5 hours before the alert went out and 53 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 2009-04-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 68 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 12:00Z on 2009-04-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 77 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
68 J/kg
Mixed-layer CIN
-103 J/kg
Mixed-layer LCL
807 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
77 m²/s²
0-3 km storm-relative helicity
112 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KDDC 181827
TORDDC
KSC055-069-181845-
/O.NEW.KDDC.TO.W.0007.090418T1827Z-090418T1845Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DODGE CITY KS
127 PM CDT SAT APR 18 2009

THE NATIONAL WEATHER SERVICE IN DODGE CITY HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN FINNEY COUNTY IN SOUTHWEST KANSAS.
  NORTHEASTERN GRAY COUNTY IN SOUTHWEST KANSAS.

* UNTIL 145 PM CDT

* AT 126 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES
  SOUTHWEST OF KALVESTA...MOVING NORTHEAST AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  KALVESTA...
  RURAL RESIDENCES OF NORTHEASTERN FINNEY AND NORTHEASTERN GRAY
  COUNTIES.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT SATURDAY EVENING
FOR SOUTHWESTERN KANSAS.

&&

LAT...LON 3824 10042 3824 10023 3800 10023 3791 10031
      3793 10041
TIME...MOT...LOC 1827Z 204DEG 22KT 3798 10032

$$

18
1 follow-up statement
000 
WWUS53 KDDC 181837
SVSDDC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DODGE CITY KS
137 PM CDT SAT APR 18 2009

KSC055-069-181845-
/O.CON.KDDC.TO.W.0007.000000T0000Z-090418T1845Z/
FINNEY KS-GRAY KS-
137 PM CDT SAT APR 18 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 145 PM CDT FOR
NORTHEASTERN GRAY AND NORTHEASTERN FINNEY COUNTIES...

AT 137 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A POSSIBLE TORNADO 6 MILES SOUTH OF KALVESTA...MOVING
NORTHEAST AT 20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  KALVESTA...
  RURAL RESIDENCES OF NORTHEASTERN FINNEY AND NORTHEASTERN GRAY
  COUNTIES.

AT 136 PM A TORNADO WAS REPORTED ON THE GRAY-FINNEY COUNTY LINE ABOUT
8 MILES NORTH OF CIMARRON MOVING NORTH.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT SATURDAY EVENING
FOR SOUTHWESTERN KANSAS.

&&

LAT...LON 3824 10042 3824 10023 3800 10023 3791 10031
      3793 10041
TIME...MOT...LOC 1837Z 206DEG 17KT 3796 10032

$$

18

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 17, 7:44 PM CDTSevere Thunderstorm WarningDDCHamilton, Stanton46 min
Apr 17, 7:51 PM CDTTornado WarningDDCHamilton, Stanton21 min
Apr 17, 8:06 PM CDTSevere Thunderstorm WarningDDCHamilton42 min
Apr 17, 9:06 PM CDTSpecial Weather StatementDDCSeward39 min
Apr 18, 12:48 PM CDTTornado WarningDDCFinney, Gray27 min
Apr 18, 12:53 PM CDTSevere Thunderstorm WarningDDCFinney, Gray52 min
Apr 18, 1:03 PM CDTTornado WarningDDCFinney, Gray27 min
Apr 18, 1:14 PM CDTTornado WarningDDCFinney46 min
Apr 18, 1:40 PM CDTTornado WarningDDCFinney, Gray, Hodgeman50 min
Apr 18, 2:04 PM CDTSevere Thunderstorm WarningDDCClark, Ford, Hodgeman56 min
Apr 18, 2:14 PM CDTSevere Thunderstorm WarningDDCHodgeman, Ness46 min
Apr 18, 2:18 PM CDTSevere Thunderstorm WarningDDCFinney, Hodgeman, Lane, Ness42 min
Apr 18, 2:24 PM CDTTornado WarningDDCFinney, Hodgeman, Lane, Ness51 min
Apr 18, 2:27 PM CDTTornado WarningDDCFinney, Hodgeman, Ness48 min
Apr 18, 2:40 PM CDTSevere Thunderstorm WarningDDCComanche50 min
Apr 18, 2:50 PM CDTTornado WarningDDCHodgeman40 min
Apr 18, 3:01 PM CDTTornado WarningDDCFord, Kiowa44 min
Apr 18, 3:04 PM CDTTornado WarningDDCHodgeman, Ness41 min
Apr 18, 3:10 PM CDTTornado WarningDDCFinney, Gray, Haskell35 min
Apr 18, 3:13 PM CDTSevere Thunderstorm WarningDDCClark, Comanche47 min
Apr 18, 3:20 PM CDTTornado WarningDDCEdwards, Kiowa40 min
Apr 18, 3:24 PM CDTSevere Thunderstorm WarningDDCKiowa39 min
Apr 18, 3:29 PM CDTSevere Thunderstorm WarningDDCBarber, Comanche47 min
Apr 18, 3:34 PM CDTTornado WarningDDCHodgeman, Ness41 min
Apr 18, 3:40 PM CDTSevere Thunderstorm WarningDDCNess26 min
Apr 18, 3:49 PM CDTSevere Thunderstorm WarningDDCPawnee, Rush40 min
Apr 18, 5:13 PM CDTSpecial Weather StatementDDCStafford47 min

Nearby

Tornado Warnings in Kansas, 2009Every tornado warning in 2009Tornadoes in 2009

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.