Alert archive / Kansas / Tornado Warnings in 2009

Tornado Warning 21, NWS Goodland, KS

July 20, 2009Cheyenne County, Sherman County, Wallace County, Kansas

NWS Goodland, KS issued this tornado warning at Jul 20, 2009, 7:32 PM CDT for Cheyenne County, Sherman County, Wallace County, Kansas. It was in force for 43 min. 16 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
Jul 20, 2009, 7:32 PM CDT (00:32 UTC)
Expired
Jul 20, 2009, 8:15 PM CDT
In force
43 min
Issued by
NWS Goodland, KS
Area
Storm-based polygon

Counties Cheyenne County, KS, Sherman County, KS, Wallace County, KS

The radar

The Goodland radar (KGLD), 10 km from the middle of the area, began a volume at 00:33 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
Jul 20, 7:32 PM CDTTSTM WND GST 705 N Goodland, KS1 INCH HAIL
Jul 20, 7:33 PM CDTTSTM WND GST 7912 N Goodland, KS
Jul 20, 7:33 PM CDTHAIL 4.2512 N Goodland, KS
Jul 20, 7:34 PM CDTTORNADO2 N Goodland, KS
Jul 20, 7:37 PM CDTTSTM WND GST 64Goodland, KS
Jul 20, 7:39 PM CDTTSTM WND GST 72Goodland, KS
Jul 20, 7:40 PM CDTTSTM WND GST 7912 N Goodland, KS
Jul 20, 7:41 PM CDTHAIL 2.5Goodland, KS
Jul 20, 7:42 PM CDTTSTM WND GST 6812 N Goodland, KS
Jul 20, 7:42 PM CDTHAIL 2.75Goodland, KS
Jul 20, 7:44 PM CDTTSTM WND GST 664 W Goodland, KS
Jul 20, 7:45 PM CDTTSTM WND DMGGoodland, KSBROKEN GARAGE WINDOW
Jul 20, 7:47 PM CDTHAIL 1.75Goodland, KSBROKEN VEHICLE WINDOW
Jul 20, 8:02 PM CDTTSTM WND DMG12 N Goodland, KS14 INCH LIVE TREE LIMBS DOWN WITH 4.25 INCH HAIL AND 79 MPH WINDS REPORTED.
Jul 20, 8:07 PM CDTHAIL 17 S Edson, KS
Jul 20, 8:11 PM CDTTSTM WND DMGGoodland, KS3-4 INCH LIVE TREE BRANCHES DOWN

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
Jul 20, 5:53 PM CDTTornado WatchSPC8 hr
Jul 20, 7:26 PM CDTSevere Thunderstorm WatchSPC3 hr

The nearest sounding before it

Denver, CO (KDNR), launched 00:00Z, 0.5 hours before the alert went out and 150 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, Denver, CO at 00:00Z on 2009-07-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 18 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, Denver, CO at 00:00Z on 2009-07-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 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
18 J/kg
Mixed-layer CIN
-77 J/kg
Mixed-layer LCL
3234 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
68 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KGLD 210032
TORGLD
KSC023-181-199-210115-
/O.NEW.KGLD.TO.W.0021.090721T0032Z-090721T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
632 PM MDT MON JUL 20 2009

THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN CHEYENNE COUNTY IN NORTHWEST KANSAS...
  SHERMAN COUNTY IN NORTHWEST KANSAS...
  THIS INCLUDES THE CITIES OF...RULETON...GOODLAND...EDSON...
  NORTHERN WALLACE COUNTY IN WEST CENTRAL KANSAS...

* UNTIL 715 PM MDT/815 PM CDT/

* AT 629 PM MDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO 5
  MILES NORTH OF GOODLAND...OR 14 MILES SOUTH OF WHEELER...MOVING    
  SOUTH AT 35 MPH. IN ADDITION TO THE TORNADO WIDESPREAD WINDS       
  IN EXCESS OF 70 MPH...ZERO VISIBILITY IN BLOWING DIRT AND TENNIS   
  BALL SIZE HAIL ARE OCCURRING WITH THESE STORMS. THIS WARNING       
  INCLUDES THE CITY OF GOODLAND.

* THE TORNADO WILL BE NEAR...
  GOODLAND AND 9 MILES WEST OF EDSON AROUND 655 PM MDT...

THIS INCLUDES INTERSTATE 70 BETWEEN MILE MARKERS 7 AND 32.

THIS INCLUDES HIGHWAY 27 BETWEEN MILE MARKERS 151 AND 191.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WARNING MEANS THAT A TORNADO HAS BEEN OBSERVED OR INDICATED
BY RADAR. IF YOU ARE IN THE PATH OF THIS TORNADO...SEEK SHELTER IN A
SMALL INTERIOR ROOM ON THE LOWEST FLOOR AND COVER UP.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM MDT TUESDAY
MORNING/200 AM CDT TUESDAY MORNING/ FOR NORTHWEST KANSAS AND
SOUTHWEST NEBRASKA. A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN
EFFECT UNTIL 100 AM MDT TUESDAY MORNING/200 AM CDT TUESDAY MORNING/
FOR EAST CENTRAL COLORADO AND WEST CENTRAL KANSAS.

&&

LAT...LON 3922 10144 3912 10148 3904 10148 3904 10196
      3922 10195 3943 10191 3965 10183 3962 10144
TIME...MOT...LOC 0030Z 007DEG 32KT 3955 10167

$$

JRM
2 follow-up statements
000 
WWUS53 KGLD 210037
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
637 PM MDT MON JUL 20 2009

KSC023-181-199-210115-
/O.CON.KGLD.TO.W.0021.000000T0000Z-090721T0115Z/
CHEYENNE KS-SHERMAN KS-WALLACE KS-
637 PM MDT MON JUL 20 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM MDT/815 PM CDT/
FOR NORTHERN WALLACE...SHERMAN AND SOUTH CENTRAL CHEYENNE COUNTIES...

AT 634 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR GOODLAND...MOVING 
SOUTH AT 30 MPH. 80 MPH WINDS AND BLOWING DIRT WILL CREATE ZERO 
VISIBILITY. THIS IS A VERY DANGEROUS SITUATION TAKE SHELTER NOW. IF 
YOU ARE TRAVELING ON THE INTERSTATE BE PREPARED FOR ZERO VISIBILITY 
CONDITIONS.

THE TORNADO WILL BE NEAR...
  EDSON AROUND 645 PM MDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM MDT TUESDAY
MORNING/200 AM CDT TUESDAY MORNING/ FOR NORTHWEST KANSAS AND
SOUTHWEST NEBRASKA. A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN
EFFECT UNTIL 100 AM MDT TUESDAY MORNING/200 AM CDT TUESDAY MORNING/
FOR EAST CENTRAL COLORADO AND WEST CENTRAL KANSAS.

&&

LAT...LON 3922 10144 3912 10148 3904 10148 3904 10196
      3922 10195 3943 10191 3965 10183 3962 10144
TIME...MOT...LOC 0036Z 349DEG 26KT 3939 10167

$$

JRM
000 
WWUS53 KGLD 210050
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
650 PM MDT MON JUL 20 2009

KSC023-210058-
/O.CAN.KGLD.TO.W.0021.000000T0000Z-090721T0115Z/
CHEYENNE KS-
750 PM CDT MON JUL 20 2009

...THE TORNADO WARNING FOR SOUTH CENTRAL CHEYENNE COUNTY IS
CANCELLED...

THE STORM HAS LEFT THE WARNED AREA...THEREFORE THE WARNING HAS BEEN 
CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 AM CDT TUESDAY MORNING
FOR NORTHWEST KANSAS AND SOUTHWEST NEBRASKA. A SEVERE THUNDERSTORM
WATCH ALSO REMAINS IN EFFECT UNTIL 200 AM CDT TUESDAY MORNING FOR
EAST CENTRAL COLORADO AND WEST CENTRAL KANSAS.

LAT...LON 3955 10145 3922 10144 3912 10148 3904 10148
      3904 10196 3922 10195 3943 10191 3955 10186
TIME...MOT...LOC 0048Z 347DEG 26KT 3931 10163

$$

KSC181-199-210115-
/O.CON.KGLD.TO.W.0021.000000T0000Z-090721T0115Z/
SHERMAN KS-WALLACE KS-
650 PM MDT MON JUL 20 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM MDT FOR NORTHERN
WALLACE AND SHERMAN COUNTIES...

AT 647 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR GOODLAND...MOVING 
SOUTH AT 30 MPH. THIS DANGEROUS SITUATION...TENNIS BALL SIZE HAIL 
DRIVEN AT WIND SPEEDS UP TO 80 MPH AND ZERO VISIBILITY WITH BLOWING 
DIRT ARE ALSO OCCURING WITH THIS STORM. IF YOU ARE IN ITS 
PATH...TAKE SHELTER NOW.

THE TORNADO WILL BE NEAR...
  RURAL SOUTHERN SHERMAN COUNTY AROUND 700 PM MDT
  RURAL NORTHEASTERN WALLACE COUNTY AROUND 710 PM MDT

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS THUNDERSTORM WILL PRODUCE DAMAGING WINDS RESULTING IN AREAS OF 
NEAR ZERO VISIBILITY IN BLOWING DIRT. USE EXTREME CAUTION IF YOU MUST
TRAVEL AND BE ALERT FOR RAPIDLY CHANGING VISIBILITY.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM MDT TUESDAY MORNING
FOR NORTHWEST KANSAS AND SOUTHWEST NEBRASKA. A SEVERE THUNDERSTORM
WATCH ALSO REMAINS IN EFFECT UNTIL 100 AM MDT TUESDAY MORNING FOR
EAST CENTRAL COLORADO AND WEST CENTRAL KANSAS.

&&

LAT...LON 3955 10145 3922 10144 3912 10148 3904 10148
      3904 10196 3922 10195 3943 10191 3955 10186
TIME...MOT...LOC 0048Z 347DEG 26KT 3931 10163

$$

JRM

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 20, 7:19 PM CDTSevere Thunderstorm WarningGLDCheyenne, Sherman56 min
Jul 20, 7:23 PM CDTSevere Thunderstorm WarningGLDLogan, Sherman, Thomas, Wallace67 min
Jul 20, 7:54 PM CDTSevere Thunderstorm WarningGLDLogan, Wallace, Wichita66 min
Jul 20, 8:01 PM CDTTornado WarningGLDLogan, Sherman, Thomas, Wallace41 min
Jul 20, 8:06 PM CDTSevere Thunderstorm WarningGLDGreeley, Sherman, Wallace34 min
Jul 20, 8:32 PM CDTTornado WarningGLDLogan, Wallace, Wichita28 min
Jul 20, 8:57 PM CDTSevere Thunderstorm WarningGLDWichita34 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.