Alert archive / Kansas / Tornado Warnings in 2012

Tornado Warning 11, NWS Topeka, KS

April 14, 2012Clay County, Dickinson County, Kansas

NWS Topeka, KS issued this tornado warning at Apr 14, 2012, 7:24 PM CDT for Clay County, Dickinson County, Kansas. It was in force for 51 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: Apr 14, 2012, 7:24 PM CDT (00:24 UTC)
Expired: Apr 14, 2012, 8:15 PM CDT
In force: 51 min
Issued by: NWS Topeka, KS
Area: Storm-based polygon
Tornado: Observed
Hail: 1.5 in

Counties Clay County, KS, Dickinson County, KS

The radar

The Topeka radar (KTWX), 81 km from the middle of the area, began a volume at 00:24 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
Apr 14, 7:31 PM CDT	TORNADO	4 Ene Manchester, KS	VIA KSN-TV SALINA
Apr 14, 7:36 PM CDT	TORNADO	9 Ene Manchester, KS	REPORT RELAYED VIA WFO PLEASANT HILL
Apr 14, 7:39 PM CDT	FUNNEL CLOUD	8 Ene Manchester, 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
Apr 14, 5:24 PM CDT	Tornado Watch PDS	SPC	9 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 0.4 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-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: 1788 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 665 m above ground
0-6 km bulk shear: 58 kt
0-1 km storm-relative helicity: 401 m²/s²
0-3 km storm-relative helicity: 443 m²/s²
Significant tornado parameter: 5.2
Supercell composite: 17.0

Open this sounding in Storm Lab

The text

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

151 
WFUS53 KTOP 150024
TORTOP
KSC027-041-150115-
/O.NEW.KTOP.TO.W.0011.120415T0024Z-120415T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
724 PM CDT SAT APR 14 2012

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN CLAY COUNTY IN NORTH CENTRAL KANSAS...
  NORTH CENTRAL DICKINSON COUNTY IN CENTRAL KANSAS...

* UNTIL 815 PM CDT

* AT 719 PM CDT...A CONFIRMED TORNADO WAS LOCATED 1 MILE SOUTHWEST 
OF MANCHESTER...AND MOVING NORTHEAST AT 35 MPH.

  HAZARD...DAMAGING TORNADO AND PING PONG BALL SIZE HAIL.

  SOURCE...WEATHER SPOTTERS CONFIRMED TORNADO.

  IMPACT...SIGNIFICANT HOUSE AND BUILDING DAMAGE POSSIBLE. MOBILE
           HOMES COMPLETELY DESTROYED IF HIT. SOME TREES UPROOTED OR
           SNAPPED. VEHICLES WILL LIKELY BE THROWN BY TORNADIC WINDS.

* LOCATIONS IMPACTED INCLUDE...
  WAKEFIELD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. 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 3932 9717 3934 9699 3925 9696 3914 9696
      3905 9726 3911 9734
TIME...MOT...LOC 0024Z 223DEG 29KT 3909 9731

TORNADO...OBSERVED
HAIL...1.50IN

$$

LEIGHTON

4 follow-up statements

784 
WWUS53 KTOP 150034
SVSTOP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
734 PM CDT SAT APR 14 2012

KSC027-041-150115-
/O.CON.KTOP.TO.W.0011.000000T0000Z-120415T0115Z/
CLAY KS-DICKINSON KS-
734 PM CDT SAT APR 14 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTH CENTRAL DICKINSON
AND SOUTHEASTERN CLAY COUNTIES UNTIL 815 PM CDT...

AT 729 PM CDT...A CONFIRMED TORNADO WAS LOCATED 5 MILES EAST OF
MANCHESTER...AND MOVING NORTHEAST AT 30 MPH.

HAZARD...DAMAGING TORNADO AND PING PONG BALL SIZE HAIL.

SOURCE...WEATHER SPOTTERS CONFIRMED TORNADO.

IMPACT...SIGNIFICANT HOUSE AND BUILDING DAMAGE POSSIBLE. MOBILE HOMES
         COMPLETELY DESTROYED IF HIT. SOME TREES UPROOTED OR SNAPPED.
         VEHICLES WILL LIKELY BE THROWN BY TORNADIC WINDS.

LOCATIONS IMPACTED INCLUDE...
WAKEFIELD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. 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 3920 9727 3932 9717 3934 9699 3925 9696
      3914 9696 3907 9724 3909 9729
TIME...MOT...LOC 0034Z 218DEG 26KT 3913 9720

TORNADO...OBSERVED
HAIL...1.50IN

$$

LEIGHTON

434 
WWUS53 KTOP 150041
SVSTOP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
741 PM CDT SAT APR 14 2012

KSC041-150051-
/O.CAN.KTOP.TO.W.0011.000000T0000Z-120415T0115Z/
DICKINSON KS-
741 PM CDT SAT APR 14 2012

...THE TORNADO WARNING FOR NORTH CENTRAL DICKINSON COUNTY IS
CANCELLED...

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

LAT...LON 3922 9696 3913 9713 3913 9725 3932 9715
      3934 9699 3925 9696
TIME...MOT...LOC 0041Z 218DEG 26KT 3917 9716

$$

KSC027-150115-
/O.CON.KTOP.TO.W.0011.000000T0000Z-120415T0115Z/
CLAY KS-
741 PM CDT SAT APR 14 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN CLAY COUNTY
UNTIL 815 PM CDT...

AT 738 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 8 MILES EAST OF LONGFORD...AND MOVING NORTHEAST AT 30
MPH.

HAZARD...DEVELOPING TORNADO AND QUARTER SIZE HAIL.

SOURCE...WEATHER SPOTTERS REPORTED FUNNEL CLOUD.

IMPACT...SIGNIFICANT HOUSE AND BUILDING DAMAGE POSSIBLE. MOBILE HOMES
         COMPLETELY DESTROYED IF HIT. SOME TREES UPROOTED OR SNAPPED.
         VEHICLES WILL LIKELY BE THROWN BY TORNADIC WINDS.

LOCATIONS IMPACTED INCLUDE...
WAKEFIELD.

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.

THIS STORM HAS A HISTORY OF PRODUCING TORNADOES. TAKE COVER IN A
BASEMENT OR STORM SHELTER NOW!

&&

LAT...LON 3922 9696 3913 9713 3913 9725 3932 9715
      3934 9699 3925 9696
TIME...MOT...LOC 0041Z 218DEG 26KT 3917 9716

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

LEIGHTON

932 
WWUS53 KTOP 150051
SVSTOP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
751 PM CDT SAT APR 14 2012

KSC027-150115-
/O.CON.KTOP.TO.W.0011.000000T0000Z-120415T0115Z/
CLAY KS-
751 PM CDT SAT APR 14 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL CLAY COUNTY UNTIL
815 PM CDT...

AT 747 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 5 MILES WEST OF WAKEFIELD...AND MOVING NORTHEAST AT 30
MPH.

HAZARD...DEVELOPING TORNADO AND QUARTER SIZE HAIL.

SOURCE...WEATHER SPOTTERS REPORTED FUNNEL CLOUD.

IMPACT...SIGNIFICANT HOUSE AND BUILDING DAMAGE POSSIBLE. MOBILE HOMES
         COMPLETELY DESTROYED IF HIT. SOME TREES UPROOTED OR SNAPPED.
         VEHICLES WILL LIKELY BE THROWN BY TORNADIC WINDS.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF EASTERN CLAY COUNTY.

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.

THIS STORM HAS A HISTORY OF PRODUCING TORNADOES. TAKE COVER IN A
BASEMENT OR STORM SHELTER NOW!

&&

LAT...LON 3925 9696 3918 9710 3922 9720 3932 9715
      3934 9699
TIME...MOT...LOC 0051Z 227DEG 28KT 3923 9708

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

LEIGHTON

594 
WWUS53 KTOP 150109
SVSTOP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
809 PM CDT SAT APR 14 2012

KSC027-150119-
/O.EXP.KTOP.TO.W.0011.000000T0000Z-120415T0115Z/
CLAY KS-
809 PM CDT SAT APR 14 2012

...THE TORNADO WARNING FOR CENTRAL CLAY COUNTY WILL EXPIRE AT 815 PM
CDT...

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

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO 
WATCH REMAINS IN EFFECT UNTIL 200 AM CDT SUNDAY.

LAT...LON 3925 9696 3918 9710 3922 9720 3932 9715
      3934 9699
TIME...MOT...LOC 0109Z 227DEG 28KT 3932 9695

$$

LEIGHTON

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 14, 8:01 PM CDT	Tornado Warning Tornado observed	TOP	Clay, Riley	29 min
Apr 14, 8:43 PM CDT	Tornado Warning Tornado observed	TOP	Dickinson, Morris	47 min
Apr 14, 9:22 PM CDT	Tornado Warning	TOP	Geary, Morris, Wabaunsee	38 min
Apr 14, 11:08 PM CDT	Tornado Warning	TOP	Dickinson	37 min
Apr 14, 11:31 PM CDT	Severe Thunderstorm Warning	TOP	Ottawa	29 min
Apr 14, 11:36 PM CDT	Severe Thunderstorm Warning	TOP	Clay, Dickinson, Geary, Riley	20 min
Apr 14, 11:48 PM CDT	Tornado Warning Tornado observed	TOP	Lyon	42 min
Apr 15, 12:00 AM CDT	Severe Thunderstorm Warning	TOP	Clay, Dickinson, Ottawa	45 min
Apr 15, 12:41 AM CDT	Severe Thunderstorm Warning	TOP	Clay, Dickinson, Geary, Riley	49 min
Apr 15, 12:47 AM CDT	Tornado Warning	TOP	Clay, Dickinson, Geary, Riley	28 min
Apr 15, 12:52 AM CDT	Severe Thunderstorm Warning	TOP	Brown, Marshall, Nemaha, Pottawatomie	38 min
Apr 15, 1:15 AM CDT	Tornado Warning Tornado observed	TOP	Pottawatomie, Riley	15 min
Apr 15, 1:30 AM CDT	Tornado Warning	TOP	Marshall, Nemaha, Pottawatomie	30 min
Apr 15, 1:38 AM CDT	Severe Thunderstorm Warning	TOP	Clay, Riley, Washington	37 min
Apr 15, 1:51 AM CDT	Severe Thunderstorm Warning	TOP	Jackson, Marshall, Nemaha, Pottawatomie	34 min
Apr 15, 2:13 AM CDT	Severe Thunderstorm Warning	TOP	Marshall, Pottawatomie, Riley	24 min
Apr 15, 3:15 AM CDT	Special Weather Statement	TOP	Wabaunsee	15 min
Apr 15, 3:24 AM CDT	Wind Advisory	TOP	Anderson, Brown, Clay, Cloud, Coffey, Dickinson and 17 more	17 hr
Apr 15, 3:30 AM CDT	Special Weather Statement	TOP	Jackson, Shawnee	30 min
Apr 15, 3:59 AM CDT	Special Weather Statement	TOP	Jefferson	31 min
Apr 15, 4:13 AM CDT	Areal Flood Warning	TOP	Nemaha	3 hr
Apr 15, 4:22 AM CDT	River Flood Warning	TOP	Riley	15 hr
Apr 15, 5:06 AM CDT	Special Weather Statement	TOP	Anderson, Coffey, Douglas, Franklin, Osage	54 min
Apr 15, 7:40 AM CDT	Areal Flood Advisory	TOP	Clay, Dickinson, Ottawa	2 hr
Apr 15, 7:53 AM CDT	River Flood Warning	TOP	Clay	7 hr
Apr 15, 8:32 AM CDT	River Flood Warning	TOP	Marshall	7 hr
Apr 15, 9:29 AM CDT	River Flood Warning	TOP	Cloud	4 hr
Apr 15, 9:45 AM CDT	Areal Flood Warning	TOP	Clay	3 hr

Nearby

Tornado Warnings in Kansas, 2012 Every tornado warning in 2012 Tornadoes in 2012

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.