Alert archive / Kansas / Tornado Warnings in 2009

Tornado Warning 49, NWS Wichita, KS

June 20, 2009Barton County, Kansas

NWS Wichita, KS issued this tornado warning at Jun 20, 2009, 7:13 PM CDT for Barton County, Kansas. It was in force for 32 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 20, 2009, 7:13 PM CDT (00:13 UTC)
Expired
Jun 20, 2009, 7:45 PM CDT
In force
32 min
Issued by
NWS Wichita, KS
Area
Storm-based polygon

County Barton County, KS

The radar

The Dodge City radar (KDDC), 134 km from the middle of the area, began a volume at 00:17 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.

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 0.2 hours before the alert went out and 128 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 2009-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 534 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 2009-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 125 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
534 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
605 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
125 m²/s²
0-3 km storm-relative helicity
269 m²/s²
Significant tornado parameter
0.4
Supercell composite
3.0

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KICT 210013
TORICT
KSC009-210045-
/O.NEW.KICT.TO.W.0049.090621T0013Z-090621T0045Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WICHITA KS
713 PM CDT SAT JUN 20 2009

THE NATIONAL WEATHER SERVICE IN WICHITA HAS ISSUED A

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

* UNTIL 745 PM CDT.

* AT 712 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE
  TRACKING A TORNADO NEAR GREAT BEND...MOVING NORTHEAST AT 40 MPH.

* LOCATIONS WITHIN THE WARNING INCLUDE...
  GREAT BEND.

AT 712 PM CDT LAW ENFORCEMENT OFFICIALS REPORTED DAMAGE IN THE CITY 
OF GREAT BEND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM. MOVE INTO YOUR TORNADO SHELTER NOW IF NO
UNDERGROUND SHELTER IS AVAILABLE...MOVE INTO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY STRUCTURE.

&&

LAT...LON 3856 9871 3849 9857 3836 9859 3829 9877
      3838 9888
TIME...MOT...LOC 0013Z 209DEG 35KT 3836 9879

$$

CHANCE
2 follow-up statements
000 
WWUS53 KICT 210032
SVSICT

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA KS
732 PM CDT SAT JUN 20 2009

KSC009-210045-
/O.CON.KICT.TO.W.0049.000000T0000Z-090621T0045Z/
BARTON KS-
732 PM CDT SAT JUN 20 2009

...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL BARTON COUNTY
UNTIL 745 PM CDT...

AT 732 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
TRACK A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS
DANGEROUS STORM WAS LOCATED OVER CENTRAL BARTON COUNTY...OR 13 MILES
NORTHEAST OF GREAT BEND...MOVING NORTHEAST AT 35 MPH.

THIS DANGEROUS STORM WILL AFFECT MAINLY RURAL AREAS OF CENTRAL BARTON
COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

&&

LAT...LON 3843 9861 3837 9870 3844 9882 3856 9871
      3849 9857
TIME...MOT...LOC 0032Z 209DEG 35KT 3852 9868

$$

CHANCE
000 
WWUS53 KICT 210038
SVSICT

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA KS
738 PM CDT SAT JUN 20 2009

KSC009-210048-
/O.EXP.KICT.TO.W.0049.000000T0000Z-090621T0045Z/
BARTON KS-
738 PM CDT SAT JUN 20 2009

...THE TORNADO WARNING FOR CENTRAL BARTON COUNTY WILL EXPIRE AT 745
PM CDT...

AT 737 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE
THUNDERSTORMS WHICH PROMPTED THE WARNING HAVE WEAKENED...AND NO
LONGER POSE AN IMMEDIATE RISK TO LIFE OR PROPERTY.

LAT...LON 3843 9861 3837 9870 3844 9882 3856 9871
      3849 9857
TIME...MOT...LOC 0038Z 209DEG 35KT 3857 9864

$$

KETCHAM

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 20, 7:09 PM CDTTornado WarningICTReno, Rice36 min
Jun 20, 7:35 PM CDTTornado WarningICTMcPherson, Rice25 min
Jun 20, 8:00 PM CDTTornado WarningICTMcPherson30 min
Jun 20, 8:06 PM CDTAreal Flood WarningICTReno, Rice26 hr
Jun 20, 8:16 PM CDTAreal Flood WarningICTMcPherson16 hr
Jun 20, 8:23 PM CDTSevere Thunderstorm WarningICTMcPherson, Marion52 min
Jun 20, 8:29 PM CDTSevere Thunderstorm WarningICTMcPherson18 min
Jun 20, 8:39 PM CDTTornado WarningICTMarion36 min
Jun 20, 8:43 PM CDTAreal Flood WarningICTSaline10 hr
Jun 20, 8:52 PM CDTTornado WarningICTLincoln23 min
Jun 20, 9:20 PM CDTRiver Flood WarningICTSaline22 hr
Jun 20, 9:48 PM CDTAreal Flood WarningICTEllsworth, Lincoln14 hr

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.