Alert archive / Kansas / Tornado Warnings in 2011

Tornado Warning 52, NWS Goodland, KS

August 9, 2011Decatur County, Rawlins County, Sheridan County, Kansas

NWS Goodland, KS issued this tornado warning at Aug 9, 2011, 7:27 PM CDT for Decatur County, Rawlins County, Sheridan County, Kansas. It was in force for 63 min. 3 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
Aug 9, 2011, 7:27 PM CDT (00:27 UTC)
Expired
Aug 9, 2011, 8:30 PM CDT
In force
63 min
Issued by
NWS Goodland, KS
Area
Storm-based polygon

Counties Decatur County, KS, Rawlins County, KS, Sheridan County, KS

The radar

The Goodland radar (KGLD), 93 km from the middle of the area, began a volume at 00:27 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
Aug 9, 7:53 PM CDTHAIL 1.758 N Selden, KS
Aug 9, 8:02 PM CDTHAIL 1.7513 S Oberlin, KS
Aug 9, 8:40 PM CDTTSTM WND GST 606 Nne Tasco, 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.

IssuedProductOfficeLasted
Aug 9, 2:51 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.5 hours before the alert went out and 177 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 2011-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 114 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 2011-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 340 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
114 J/kg
Mixed-layer CIN
-382 J/kg
Mixed-layer LCL
1109 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
340 m²/s²
0-3 km storm-relative helicity
524 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.

670 
WFUS53 KGLD 100027
TORGLD
KSC039-153-179-100130-
/O.NEW.KGLD.TO.W.0052.110810T0027Z-110810T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
727 PM CDT TUE AUG 9 2011

THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN DECATUR COUNTY IN NORTHWEST KANSAS...
  SOUTHEASTERN RAWLINS COUNTY IN NORTHWEST KANSAS...
  NORTHWESTERN SHERIDAN COUNTY IN NORTHWEST KANSAS...

* UNTIL 830 PM CDT

* AT 723 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED 12 MILES SOUTH OF HERNDON...AND WAS MOVING
  SOUTHEAST AT 25 MPH.

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

* LOCATIONS IMPACTED INCLUDE...
  SELDEN...LEOVILLE AND HOXIE.

THIS INCLUDES HIGHWAY 36 BETWEEN MILE MARKERS 63 AND 72.

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.

&&

LAT...LON 3924 10052 3954 10073 3957 10072 3957 10075
      3976 10088 3994 10080 3942 10020
TIME...MOT...LOC 0028Z 325DEG 22KT 3971 10074
HAIL 2.75IN
$$

THEDE
4 follow-up statements
528 
WWUS53 KGLD 100040
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
640 PM MDT TUE AUG 9 2011

KSC039-153-179-100130-
/O.CON.KGLD.TO.W.0052.000000T0000Z-110810T0130Z/
SHERIDAN KS-RAWLINS KS-DECATUR KS-
740 PM CDT TUE AUG 9 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHWESTERN DECATUR...
SOUTHEASTERN RAWLINS AND NORTHWESTERN SHERIDAN COUNTIES UNTIL 830 PM
CDT...

AT 739 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED 11 MILES NORTHWEST OF SELDEN...AND WAS MOVING
SOUTHEAST AT 15 MPH.

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

LOCATIONS IMPACTED INCLUDE...
  SELDEN...LEOVILLE AND HOXIE.

THIS INCLUDES HIGHWAY 36 BETWEEN MILE MARKERS 63 AND 72.

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.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN GOODLAND.

&&

LAT...LON 3924 10052 3954 10073 3957 10072 3957 10075
      3976 10088 3994 10080 3942 10020
TIME...MOT...LOC 0041Z 322DEG 13KT 3967 10068
HAIL 2.75IN
$$

THEDE
613 
WWUS53 KGLD 100047
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
647 PM MDT TUE AUG 9 2011

KSC153-100057-
/O.CAN.KGLD.TO.W.0052.000000T0000Z-110810T0130Z/
RAWLINS KS-
747 PM CDT TUE AUG 9 2011

...THE TORNADO WARNING FOR SOUTHEASTERN RAWLINS COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN GOODLAND.

LAT...LON 3924 10052 3954 10073 3984 10074 3942 10020
TIME...MOT...LOC 0047Z 315DEG 23KT 3964 10062
$$

KSC039-179-100130-
/O.CON.KGLD.TO.W.0052.000000T0000Z-110810T0130Z/
SHERIDAN KS-DECATUR KS-
747 PM CDT TUE AUG 9 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHWESTERN DECATUR AND
NORTHWESTERN SHERIDAN COUNTIES UNTIL 830 PM CDT...

AT 744 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED 8 MILES NORTHWEST OF SELDEN...AND WAS MOVING
SOUTHEAST AT 25 MPH.

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

LOCATIONS IMPACTED INCLUDE...
  SELDEN...LEOVILLE AND HOXIE.

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.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN GOODLAND.

&&

LAT...LON 3924 10052 3954 10073 3984 10074 3942 10020
TIME...MOT...LOC 0047Z 315DEG 23KT 3964 10062
HAIL 2.75IN
$$

THEDE
976 
WWUS53 KGLD 100058
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
658 PM MDT TUE AUG 9 2011

KSC039-179-100130-
/O.CON.KGLD.TO.W.0052.000000T0000Z-110810T0130Z/
SHERIDAN KS-DECATUR KS-
758 PM CDT TUE AUG 9 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHWESTERN DECATUR AND
NORTHWESTERN SHERIDAN COUNTIES UNTIL 830 PM CDT...

AT 756 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR SELDEN...AND WAS MOVING SOUTHEAST AT 25 MPH.

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

LOCATIONS IMPACTED INCLUDE...
  SELDEN...LEOVILLE AND HOXIE.

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.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN GOODLAND.

&&

LAT...LON 3924 10052 3954 10073 3984 10074 3942 10020
TIME...MOT...LOC 0058Z 315DEG 23KT 3959 10056
HAIL 2.75IN
$$

THEDE
459 
WWUS53 KGLD 100111
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
711 PM MDT TUE AUG 9 2011

KSC039-179-100130-
/O.CON.KGLD.TO.W.0052.000000T0000Z-110810T0130Z/
SHERIDAN KS-DECATUR KS-
811 PM CDT TUE AUG 9 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTH CENTRAL DECATUR AND
EASTERN SHERIDAN COUNTIES UNTIL 830 PM CDT...

AT 807 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR LEOVILLE...AND WAS MOVING SOUTHEAST AT 30 MPH.

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

LOCATIONS IMPACTED INCLUDE...
  HOXIE.

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.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN GOODLAND.

&&

LAT...LON 3957 10057 3968 10054 3942 10020 3924 10052
TIME...MOT...LOC 0112Z 314DEG 25KT 3951 10045
HAIL 2.75IN
$$

THEDE

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 9, 8:28 PM CDTSevere Thunderstorm WarningGLDDecatur, Rawlins47 min
Aug 9, 8:30 PM CDTSevere Thunderstorm WarningGLDGraham, Sheridan60 min
Aug 9, 8:52 PM CDTSevere Thunderstorm WarningGLDDecatur, Rawlins53 min
Aug 9, 9:21 PM CDTSevere Thunderstorm WarningGLDGraham39 min
Aug 9, 9:43 PM CDTSpecial Weather StatementGLDGraham32 min
Aug 9, 10:09 PM CDTSpecial Weather StatementGLDGraham36 min
Aug 9, 10:30 PM CDTSevere Thunderstorm WarningGLDGraham33 min
Aug 10, 12:13 AM CDTSevere Thunderstorm WarningGLDDecatur44 min
Aug 10, 12:44 AM CDTSevere Thunderstorm WarningGLDCheyenne, Rawlins31 min
Aug 10, 1:22 AM CDTSpecial Weather StatementGLDRawlins, Thomas23 min
Aug 10, 1:31 AM CDTSpecial Weather StatementGLDGraham44 min
Aug 10, 1:46 AM CDTSpecial Weather StatementGLDDecatur, Sheridan44 min
Aug 10, 2:19 AM CDTSevere Thunderstorm WarningGLDDecatur, Gove, Graham, Sheridan56 min

Nearby

Tornado Warnings in Kansas, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.