Alert archive / Kansas / Tornado Warnings in 2011

Tornado Warning 35, NWS Goodland, KS

June 20, 2011Norton County, Kansas

NWS Goodland, KS issued this tornado warning at Jun 20, 2011, 2:26 PM CDT for Norton County, Kansas. It was in force for 34 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: Jun 20, 2011, 2:26 PM CDT (19:26 UTC)
Expired: Jun 20, 2011, 3:00 PM CDT
In force: 34 min
Issued by: NWS Goodland, KS
Area: Storm-based polygon

County Norton County, KS

What was reported inside it

Time	Report	Where	Remark
Jun 20, 2:30 PM CDT	TORNADO	2 Ssw Calvert, KS	TRAINED SPOTTER LOCATED 6 N NORTON REPORTING SMALLER TORNADO OUT AHEAD OF MAIN TORNADO LOOKING TO SOUTHEAST.
Jun 20, 2:41 PM CDT	TORNADO	Almena, KS

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.

Issued	Product	Office	Lasted
Jun 20, 8:38 AM CDT	Severe Thunderstorm Watch	SPC	6 hr
Jun 20, 1:00 PM CDT	Tornado Watch PDS	SPC	10 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 7.4 hours before the alert went out and 162 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 163 J/kg
Mixed-layer CIN: -253 J/kg
Mixed-layer LCL: 570 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 159 m²/s²
0-3 km storm-relative helicity: 34 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

Open this sounding in Storm Lab

The text

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

620 
WFUS53 KGLD 201926
TORGLD
KSC137-202000-
/O.NEW.KGLD.TO.W.0035.110620T1926Z-110620T2000Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
226 PM CDT MON JUN 20 2011

THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN NORTON COUNTY IN NORTHWEST KANSAS...

* UNTIL 300 PM CDT

* AT 221 PM CDT...STORM SPOTTERS AND NATIONAL WEATHER SERVICE DOPPLER
  RADAR WERE TRACKING A LARGE AND EXTREMELY DANGEROUS TORNADO NEAR
  DENSMORE. DOPPLER RADAR SHOWED THIS TORNADO MOVING NORTHEAST AT 40
  MPH.

  IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING
  LARGE DESTRUCTIVE HAIL UP TO BASEBALL SIZE.   

* LOCATIONS IMPACTED INCLUDE...
  CALVERT AND ALMENA.

THIS INCLUDES HIGHWAY 36 BETWEEN MILE MARKERS 116 AND 127.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A LARGE...EXTREMELY DANGEROUS AND POTENTIALLY DEADLY
TORNADO HAS BEEN CONFIRMED. TO PROTECT YOUR LIFE...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.

&&

LAT...LON 3966 9965 3969 9988 4000 9984 4001 9979
      4001 9963 4000 9962 3969 9962
TIME...MOT...LOC 1926Z 211DEG 34KT 3973 9971
HAIL 2.75IN
$$

PMURRAY/PIETRYCHA

3 follow-up statements

363 
WWUS53 KGLD 201938
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
138 PM MDT MON JUN 20 2011

KSC137-202000-
/O.CON.KGLD.TO.W.0035.000000T0000Z-110620T2000Z/
NORTON KS-
238 PM CDT MON JUN 20 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN NORTON COUNTY
UNTIL 300 PM CDT...

AT 235 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR AND STORM
SPOTTERS WERE TRACKING A LARGE AND EXTREMELY DANGEROUS TORNADO.  THIS
TORNADO WAS LOCATED 6 MILES EAST OF CALVERT...AND WAS MOVING
NORTHEAST AT 40 MPH.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE
DESTRUCTIVE HAIL UP TO BASEBALL SIZE.

LOCATIONS IMPACTED INCLUDE...
  ALMENA.

THIS INCLUDES HIGHWAY 36 BETWEEN MILE MARKERS 116 AND 127.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A LARGE...EXTREMELY DANGEROUS AND POTENTIALLY DEADLY
TORNADO HAS BEEN CONFIRMED. TO PROTECT YOUR LIFE...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.

&&

LAT...LON 3973 9963 3974 9987 4000 9984 4001 9979
      4001 9963 4000 9962 3969 9962
TIME...MOT...LOC 1938Z 211DEG 34KT 3983 9963
HAIL 2.75IN
$$

PMURRAY/PIETRYCHA

329 
WWUS53 KGLD 201943
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
143 PM MDT MON JUN 20 2011

KSC137-202000-
/O.CON.KGLD.TO.W.0035.000000T0000Z-110620T2000Z/
NORTON KS-
243 PM CDT MON JUN 20 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN NORTON COUNTY
UNTIL 300 PM CDT...

AT 240 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO.  THIS
TORNADO WAS LOCATED NEAR ALMENA...AND WAS MOVING NORTH AT 35 MPH.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE
DESTRUCTIVE HAIL UP TO BASEBALL SIZE.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF NORTHEASTERN NORTON COUNTY.

THIS INCLUDES HIGHWAY 36 BETWEEN MILE MARKERS 123 AND 127.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO HAS BEEN CONFIRMED BY TRAINED WEATHER SPOTTERS.
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.

&&

LAT...LON 3973 9963 3986 9976 4000 9984 4001 9979
      4001 9963 4000 9962 3969 9962
TIME...MOT...LOC 1943Z 202DEG 31KT 3986 9965
HAIL 2.75IN
$$

PMURRAY/PIETRYCHA

507 
WWUS53 KGLD 201949
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
149 PM MDT MON JUN 20 2011

KSC137-202000-
/O.CON.KGLD.TO.W.0035.000000T0000Z-110620T2000Z/
NORTON KS-
249 PM CDT MON JUN 20 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN NORTON COUNTY
UNTIL 300 PM CDT...

AT 244 PM CDT...THE PUBLIC REPORTED A TORNADO. THIS TORNADO WAS 
LOCATED NEAR ALMENA...AND WAS MOVING NORTH AT 30 MPH.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE
DESTRUCTIVE HAIL UP TO BASEBALL SIZE.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF NORTHEASTERN NORTON COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO HAS BEEN CONFIRMED BY THE PUBLIC. 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.

&&

LAT...LON 3982 9962 3983 9965 3987 9975 4000 9984
      4001 9979 4001 9963 4000 9962
TIME...MOT...LOC 1949Z 197DEG 25KT 3991 9966
HAIL 2.75IN
$$

PMURRAY/PIETRYCHA

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 20, 12:20 AM CDT	Severe Thunderstorm Warning	GLD	Cheyenne	55 min
Jun 20, 3:48 AM CDT	Wind Advisory	GLD	Cheyenne, Gove, Greeley, Logan, Sherman, Thomas and 2 more	23 hr
Jun 20, 3:56 AM CDT	Flash Flood Watch	GLD	Cheyenne	17 hr
Jun 20, 5:34 AM CDT	Severe Thunderstorm Warning	GLD	Greeley, Wallace	41 min
Jun 20, 6:06 AM CDT	Severe Thunderstorm Warning	GLD	Greeley, Logan, Wallace	39 min
Jun 20, 6:34 AM CDT	Severe Thunderstorm Warning	GLD	Gove, Logan, Thomas, Wallace	41 min
Jun 20, 7:09 AM CDT	Severe Thunderstorm Warning	GLD	Gove, Logan, Sheridan, Thomas	51 min
Jun 20, 7:26 AM CDT	Severe Thunderstorm Warning	GLD	Greeley, Wallace	64 min
Jun 20, 7:53 AM CDT	Severe Thunderstorm Warning	GLD	Decatur, Gove, Graham, Norton, Sheridan, Thomas	67 min
Jun 20, 8:19 AM CDT	Severe Thunderstorm Warning	GLD	Logan, Sherman, Wallace	56 min
Jun 20, 9:13 AM CDT	Special Weather Statement	GLD	Sherman	47 min
Jun 20, 9:46 AM CDT	Severe Thunderstorm Warning	GLD	Rawlins, Thomas	59 min
Jun 20, 9:49 AM CDT	Special Weather Statement	GLD	Greeley, Wichita	26 min
Jun 20, 10:09 AM CDT	Severe Thunderstorm Warning	GLD	Wichita	44 min
Jun 20, 10:44 AM CDT	Severe Thunderstorm Warning	GLD	Rawlins	61 min
Jun 20, 10:53 AM CDT	Special Weather Statement	GLD	Wichita	52 min
Jun 20, 11:21 AM CDT	Severe Thunderstorm Warning	GLD	Gove	25 min
Jun 20, 12:47 PM CDT	Severe Thunderstorm Warning	GLD	Gove, Graham, Sheridan	58 min
Jun 20, 12:56 PM CDT	Tornado Warning	GLD	Gove, Graham, Sheridan	52 min
Jun 20, 1:26 PM CDT	Tornado Warning	GLD	Decatur, Graham, Norton, Sheridan	64 min
Jun 20, 1:35 PM CDT	Severe Thunderstorm Warning	GLD	Cheyenne, Rawlins	30 min
Jun 20, 1:43 PM CDT	Flash Flood Warning	GLD	Logan, Sherman, Thomas, Wallace	6 hr
Jun 20, 2:03 PM CDT	Tornado Warning	GLD	Graham, Norton	27 min
Jun 20, 2:09 PM CDT	Severe Thunderstorm Warning	GLD	Cheyenne, Rawlins	51 min
Jun 20, 2:57 PM CDT	Tornado Warning	GLD	Norton	18 min
Jun 20, 3:02 PM CDT	Flash Flood Warning	GLD	Gove, Sheridan, Thomas	6 hr
Jun 20, 3:29 PM CDT	Special Weather Statement	GLD	Logan	31 min
Jun 20, 4:10 PM CDT	Flash Flood Warning	GLD	Cheyenne, Rawlins, Sherman, Thomas	3 hr
Jun 20, 4:16 PM CDT	Special Weather Statement	GLD	Decatur	29 min
Jun 20, 4:21 PM CDT	Severe Thunderstorm Warning	GLD	Gove, Logan, Sheridan, Thomas	35 min
Jun 20, 5:02 PM CDT	Tornado Warning	GLD	Sheridan	17 min
Jun 20, 5:18 PM CDT	Severe Thunderstorm Warning	GLD	Decatur, Sheridan	42 min
Jun 20, 5:27 PM CDT	Tornado Warning	GLD	Sheridan	63 min
Jun 20, 5:57 PM CDT	Tornado Warning	GLD	Decatur, Graham, Norton, Sheridan	1 min
Jun 20, 6:00 PM CDT	Tornado Warning	GLD	Decatur	60 min
Jun 20, 6:25 PM CDT	Tornado Warning	GLD	Decatur, Norton	65 min
Jun 20, 6:49 PM CDT	Tornado Warning	GLD	Decatur, Sheridan	56 min
Jun 20, 6:51 PM CDT	Flash Flood Warning	GLD	Decatur, Rawlins, Sheridan, Thomas	6 hr

Nearby

Tornado Warnings in Kansas, 2011 Every tornado warning in 2011 Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.