Alert archive / Kansas / Tornado Warnings in 2011

Tornado Warning 47, NWS Goodland, KS

July 2, 2011Decatur County, Norton County, Kansas; Red Willow County, Nebraska

NWS Goodland, KS issued this tornado warning at Jul 2, 2011, 10:35 PM CDT for Decatur County, Norton County, Kansas; Red Willow County, Nebraska. It was in force for 16 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
Jul 2, 2011, 10:35 PM CDT (03:35 UTC)
Expired
Jul 2, 2011, 10:51 PM CDT
In force
16 min
Issued by
NWS Goodland, KS
Area
Storm-based polygon

Counties Decatur County, KS, Norton County, KS, Red Willow County, NE

The radar

The Goodland radar (KGLD), 136 km from the middle of the area, began a volume at 03:36 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 2, 4:20 PM CDTSevere Thunderstorm WatchSPC9 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 3.6 hours before the alert went out and 130 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, N. Platte/Lee Bi, NE at 00:00Z on 2011-07-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 839 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, N. Platte/Lee Bi, NE at 00:00Z on 2011-07-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 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
839 J/kg
Mixed-layer CIN
-190 J/kg
Mixed-layer LCL
889 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
303 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

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

431 
WFUS53 KGLD 030335
TORGLD
KSC039-137-NEC145-030430-
/O.NEW.KGLD.TO.W.0047.110703T0335Z-110703T0430Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
1035 PM CDT SAT JUL 2 2011

THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN DECATUR COUNTY IN NORTHWEST KANSAS...
  NORTHWESTERN NORTON COUNTY IN NORTHWEST KANSAS...
  SOUTHEASTERN RED WILLOW COUNTY IN SOUTHWEST NEBRASKA...

* UNTIL 1130 PM CDT

* AT 1032 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR CEDAR BLUFFS...AND WAS MOVING EAST AT 35
  MPH.

* LOCATIONS IMPACTED INCLUDE...
  DANBURY AND LEBANON.

THIS INCLUDES HIGHWAY 83 IN KANSAS BETWEEN MILE MARKERS 215 AND 225.

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.

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR
THE TORNADO. TAKE COVER NOW.

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

&&

LAT...LON 3985 10053 4001 10064 4017 10019 4001 10018
      4000 9990
TIME...MOT...LOC 0336Z 250DEG 29KT 3998 10046
HAIL 1.25IN
$$

FOLTZ
2 follow-up statements
067 
WWUS53 KGLD 030343
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
943 PM MDT SAT JUL 2 2011

KSC039-137-NEC145-030430-
/O.CON.KGLD.TO.W.0047.000000T0000Z-110703T0430Z/
NORTON KS-DECATUR KS-RED WILLOW NE-
1043 PM CDT SAT JUL 2 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN RED WILLOW...
NORTHEASTERN DECATUR AND NORTHWESTERN NORTON COUNTIES UNTIL 1130 PM
CDT...

AT 1041 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR DANBURY...AND WAS MOVING EAST AT 35 MPH.

LOCATIONS IMPACTED INCLUDE...
  LEBANON.

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.

HEAVY RAINFALL MAY HIDE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR THE 
TORNADO. ADDITIONALLY...TORNADOES ARE DIFFICULT TO SEE AT NIGHT. 
TAKE COVER NOW.

&&

LAT...LON 3987 10044 4005 10054 4017 10019 4001 10018
      4000 9990
TIME...MOT...LOC 0343Z 250DEG 29KT 4000 10039
HAIL <.75IN
$$

FOLTZ
512 
WWUS53 KGLD 030351
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
951 PM MDT SAT JUL 2 2011

KSC039-137-NEC145-030401-
/O.CAN.KGLD.TO.W.0047.000000T0000Z-110703T0430Z/
NORTON KS-DECATUR KS-RED WILLOW NE-
1051 PM CDT SAT JUL 2 2011

...THE TORNADO WARNING FOR SOUTHEASTERN RED WILLOW...NORTHEASTERN
DECATUR AND NORTHWESTERN NORTON COUNTIES IS CANCELLED...

THE TORNADO THREAT HAS DIMINISHED...THEREFORE THE TORNADO WARNING HAS
BEEN CANCELLED. HOWEVER...A SEVERE THUNDERSTORM WARNING REMAINS IN
EFFECT FOR THE AREA.

LAT...LON 3987 10044 4005 10054 4017 10019 4001 10018
      4000 9990
TIME...MOT...LOC 0351Z 250DEG 29KT 4002 10031
$$

FOLTZ

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 2, 7:13 PM CDTSevere Thunderstorm WarningGLDWallace32 min
Jul 2, 7:38 PM CDTSevere Thunderstorm WarningGLDCheyenne37 min
Jul 2, 8:09 PM CDTSevere Thunderstorm WarningGLDCheyenne51 min
Jul 2, 8:24 PM CDTSevere Thunderstorm WarningGLDCheyenne66 min
Jul 2, 8:28 PM CDTSpecial Weather StatementGLDSherman32 min
Jul 2, 8:31 PM CDTFlash Flood WarningGLDSherman3 hr
Jul 2, 8:44 PM CDTFlash Flood WarningGLDCheyenne4 hr
Jul 2, 8:53 PM CDTSevere Thunderstorm WarningGLDThomas36 min
Jul 2, 8:59 PM CDTSevere Thunderstorm WarningGLDCheyenne, Rawlins46 min
Jul 2, 9:20 PM CDTSevere Thunderstorm WarningGLDGove, Logan, Sheridan, Thomas55 min
Jul 2, 9:55 PM CDTSevere Thunderstorm WarningGLDDecatur, Rawlins21 min
Jul 2, 10:25 PM CDTSevere Thunderstorm WarningGLDDecatur, Norton50 min
Jul 2, 10:55 PM CDTSevere Thunderstorm WarningGLDDecatur, Graham, Norton, Sheridan65 min
Jul 2, 11:05 PM CDTHigh Wind WarningGLDCheyenne, Rawlins98 min
Jul 2, 7:04 PM CDTSevere Thunderstorm WarningGLDDundy36 min

Nearby

Tornado Warnings in Kansas, 2011Tornado Warnings in Nebraska, 2011Every tornado warning in 2011Tornadoes in 2011

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.