Alert archive / Kansas / Tornado Warnings in 2011

Tornado Warning 24, NWS Topeka, KS

June 10, 2011Anderson County, Kansas

NWS Topeka, KS issued this tornado warning at Jun 10, 2011, 7:19 PM CDT for Anderson County, Kansas. It was in force for 41 min. 1 report 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 10, 2011, 7:19 PM CDT (00:19 UTC)
Expired: Jun 10, 2011, 8:00 PM CDT
In force: 41 min
Issued by: NWS Topeka, KS
Area: Storm-based polygon

County Anderson County, KS

The radar

The Topeka radar (KTWX), 124 km from the middle of the area, began a volume at 00:22 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

Time	Report	Where	Remark
Jun 10, 7:51 PM CDT	HAIL 1.75	1 Ne Lone Elm, KS	REPORT RELAYED VIA ALLEN COUNTY DISPATCH AND WFO WICHITA.

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 10, 4:57 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 0.3 hours before the alert went out and 103 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: 1171 J/kg
Mixed-layer CIN: -62 J/kg
Mixed-layer LCL: 649 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 114 m²/s²
0-3 km storm-relative helicity: 373 m²/s²
Significant tornado parameter: 2.0
Supercell composite: 14.2

Open this sounding in Storm Lab

The text

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

995 
WFUS53 KTOP 110019
TORTOP
KSC003-110100-
/O.NEW.KTOP.TO.W.0024.110611T0019Z-110611T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
719 PM CDT FRI JUN 10 2011

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN ANDERSON COUNTY IN EAST CENTRAL KANSAS...

* UNTIL 800 PM CDT

* AT 718 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION CAPABLE OF PRODUCING A
  TORNADO.  THIS SEVERE STORM WAS LOCATED NEAR WESTPHALIA...OR 15
  MILES EAST OF BURLINGTON...MOVING SOUTHEAST AT 20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  COLONY...
  LONE ELM...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF A TORNADO APPROACHES...GO TO A BASEMENT OR SEEK SHELTER IN A
HALLWAY OR CLOSET ON THE LOWEST FLOOR OF THE BUILDING. USE BLANKETS
OR PILLOWS TO COVER YOUR HEAD AND ALWAYS STAY AWAY FROM WINDOWS. IF
YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY BUILDING. AS A LAST
RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW SPOT AND COVER YOUR
HEAD.

STAY TUNED TO WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR THE LATEST
SEVERE WEATHER INFORMATION.

&&

LAT...LON 3811 9552 3820 9552 3811 9515 3803 9523
      3803 9534
TIME...MOT...LOC 0019Z 293DEG 19KT 3815 9547
HAIL 1.75IN

$$

BARJENBRUCH

3 follow-up statements

966 
WWUS53 KTOP 110031
SVSTOP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
731 PM CDT FRI JUN 10 2011

KSC003-110100-
/O.CON.KTOP.TO.W.0024.000000T0000Z-110611T0100Z/
ANDERSON-
731 PM CDT FRI JUN 10 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR SOUTHERN
ANDERSON COUNTY...

AT 727 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM WITH STRONG ROTATION CAPABLE OF 
PRODUCING A TORNADO.  TRAINED SPOTTERS REPORTED A ROTATING WALL 
CLOUD LOCATED APPROXIMATELY 5 MILES NORTH OF COLONY...OR 13 MILES 
SOUTHWEST OF GARNETT...MOVING EAST AT 25 MPH.

LOCATIONS IMPACTED INCLUDE...
COLONY AND LONE ELM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF A TORNADO APPROACHES...GO TO A BASEMENT OR SEEK SHELTER IN A
HALLWAY OR CLOSET ON THE LOWEST FLOOR OF THE BUILDING. USE BLANKETS
OR PILLOWS TO COVER YOUR HEAD AND ALWAYS STAY AWAY FROM WINDOWS. IF
YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY BUILDING. AS A LAST
RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW SPOT AND COVER YOUR
HEAD.

LARGE DESTRUCTIVE HAIL UP TO TENNIS BALL SIZE IS ALSO LIKELY ALONG 
AND NORTH OF THE EXPECTED TORNADO TRACK.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR THE
LATEST SEVERE WEATHER INFORMATION.

&&

LAT...LON 3803 9528 3809 9546 3817 9541 3811 9515
      3803 9523
TIME...MOT...LOC 0030Z 290DEG 21KT 3813 9537
HAIL 2.50IN

$$

BARJENBRUCH

919 
WWUS53 KTOP 110043
SVSTOP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
743 PM CDT FRI JUN 10 2011

KSC003-110100-
/O.CON.KTOP.TO.W.0024.000000T0000Z-110611T0100Z/
ANDERSON-
743 PM CDT FRI JUN 10 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR SOUTH
CENTRAL ANDERSON COUNTY...

AT 741 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM WITH STRONG ROTATION CAPABLE OF
PRODUCING A TORNADO.  THIS STORM WAS LOCATED NEAR LONE ELM...OR 13
MILES SOUTH OF GARNETT...MOVING SOUTHEAST AT 25 MPH.

LOCATIONS IMPACTED INCLUDE...
LONE ELM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL MAY OBSCURE THIS TORNADO MAKING IT NEARLY IMPOSSIBLE
TO SEE. TAKE COVER NOW! IF YOU WAIT TO SEE OR HEAR IT COMING...IT MAY
BE TOO LATE TO GET TO A SAFE PLACE.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR THE
LATEST SEVERE WEATHER INFORMATION.

&&

LAT...LON 3803 9528 3805 9535 3815 9532 3810 9516
      3803 9523
TIME...MOT...LOC 0043Z 300DEG 23KT 3809 9527
HAIL 1.75IN

$$

BARJENBRUCH

263 
WWUS53 KTOP 110054
SVSTOP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
754 PM CDT FRI JUN 10 2011

KSC003-110102-
/O.EXP.KTOP.TO.W.0024.000000T0000Z-110611T0100Z/
ANDERSON-
754 PM CDT FRI JUN 10 2011

...THE TORNADO WARNING FOR SOUTH CENTRAL ANDERSON COUNTY WILL EXPIRE
AT 800 PM CDT...

AT 752 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED THAT THE 
ROTATION HAD WEAKENED AND NO LONGER APPEARED CAPABLE OF PRODUCING 
TORNADOES. STORM SPOTTERS CONTINUE TO REPORT HAIL UP TO GOLF BALL 
SIZE NEAR LONE ELM...AND A SEVERE THUNDERSTORM WARNING REMAINS IN 
EFFECT FOR SOUTHEAST ANDERSON COUNTY THROUGH 815 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT. STAY ALERT TO THE
WEATHER.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR THE
LATEST SEVERE WEATHER INFORMATION.

&&

LAT...LON 3803 9528 3805 9535 3815 9532 3810 9516
      3803 9523
TIME...MOT...LOC 0052Z 300DEG 23KT 3806 9521

$$

BARJENBRUCH

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 10, 7:11 PM CDT	Severe Thunderstorm Warning	TOP	Anderson, Coffey	64 min
Jun 10, 8:15 PM CDT	Severe Thunderstorm Warning	TOP	Anderson	15 min
Jun 10, 10:24 PM CDT	Special Weather Statement	TOP	Coffey	21 min
Jun 10, 10:36 PM CDT	Severe Thunderstorm Warning	TOP	Anderson, Coffey	14 min

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; radar from the NEXRAD Level II archive.