Alert archive / Kansas / Tornado Warnings in 2008

Tornado Warning 37, NWS Kansas City, MO

June 12, 2008Johnson County, Leavenworth County, Wyandotte County, Kansas

NWS Kansas City, MO issued this tornado warning at Jun 12, 2008, 7:59 PM CDT for Johnson County, Leavenworth County, Wyandotte County, Kansas. It was in force for 31 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: Jun 12, 2008, 7:59 PM CDT (00:59 UTC)
Expired: Jun 12, 2008, 8:30 PM CDT
In force: 31 min
Issued by: NWS Kansas City, MO
Area: Storm-based polygon

Counties Johnson County, KS, Leavenworth County, KS, Wyandotte County, KS

The radar

The Pleasant Hill radar (KEAX), 67 km from the middle of the area, began a volume at 01:01 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 12, 8:05 PM CDT	TORNADO	Linwood, KS	TOUCHDOWN NEAR 166TH AND KANSAS AVE...SOUTH OF MILE MARKER 220 ON I-70
Jun 12, 8:15 PM CDT	FUNNEL CLOUD	Edwardsville, KS	FUNNEL CLOUD PHOTOGRAPHED FROM I-435 AND K32
Jun 12, 8:16 PM CDT	HAIL 1.25	Basehor, KS	70 MPH ALSO REPORTED

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 12, 3:06 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 1.0 hours before the alert went out and 256 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: 759 J/kg
Mixed-layer CIN: -189 J/kg
Mixed-layer LCL: 1452 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 55 m²/s²
0-3 km storm-relative helicity: 157 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.8

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KEAX 130100
TOREAX
KSC091-103-209-130130-
/O.NEW.KEAX.TO.W.0037.080613T0059Z-080613T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
759 PM CDT THU JUN 12 2008

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN JOHNSON COUNTY IN EAST CENTRAL KANSAS
  SOUTHERN LEAVENWORTH COUNTY IN NORTHEAST KANSAS
  WESTERN WYANDOTTE COUNTY IN NORTHEAST KANSAS

* UNTIL 830 PM CDT

* AT 756 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO NEAR
  LINWOOD...OR 6 MILES WEST OF DE SOTO. DOPPLER RADAR SHOWED THIS
  TORNADO MOVING EAST AT 30 MPH.

* THE TORNADO WILL BE NEAR...
  DE SOTO BY 805 PM CDT.
  BONNER SPRINGS BY 815 PM CDT.
  EDWARDSVILLE BY 825 PM CDT.

THE TOWNS OF MONTICELLO...LAKE OF THE FOREST...ZARAH...PIPER AND
HOLLIDAY ARE ALSO IN THE PATH OF THIS TORNADIC STORM.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

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

LAT...LON 3898 9476 3892 9506 3896 9507 3896 9508
      3896 9509 3896 9515 3905 9519 3918 9486
TIME...MOT...LOC 0059Z 253DEG 27KT 3901 9504

$$

DEROCHE

3 follow-up statements

000 
WWUS53 KEAX 130105
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
805 PM CDT THU JUN 12 2008

KSC091-103-209-130130-
/O.CON.KEAX.TO.W.0037.000000T0000Z-080613T0130Z/
LEAVENWORTH KS-WYANDOTTE KS-JOHNSON KS-
805 PM CDT THU JUN 12 2008

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN JOHNSON
COUNTY IN EAST CENTRAL KANSAS...AND WESTERN WYANDOTTE AND
SOUTHEASTERN LEAVENWORTH COUNTIES IN NORTHEAST KANSAS UNTIL 830 PM
CDT...

AT 801 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS 
STORM WAS LOCATED NEAR LINWOOD...OR NEAR DE SOTO...MOVING EAST AT 30 
MPH. DAMAGE HAS BEEN REPORTED IN LINWOOD WITH THIS STORM.

THIS DANGEROUS STORM WILL BE NEAR...
  BONNER SPRINGS AND 7 MILES SOUTH OF BASEHOR BY 815 PM CDT.
  EDWARDSVILLE BY 825 PM CDT.

THE TOWNS OF MONTICELLO...LAKE OF THE FOREST...ZARAH...PIPER AND
HOLLIDAY ARE ALSO IN THE PATH OF THIS TORNADO.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT OR STORM
SHELTER. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF
NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

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

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT THURSDAY EVENING
FOR NORTHEASTERN KANSAS AND NORTHERN MISSOURI.

LAT...LON 3898 9476 3893 9504 3908 9510 3918 9486
TIME...MOT...LOC 0105Z 253DEG 27KT 3902 9498

$$

DEROCHE

000 
WWUS53 KEAX 130113
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
813 PM CDT THU JUN 12 2008

KSC091-103-209-130130-
/O.CON.KEAX.TO.W.0037.000000T0000Z-080613T0130Z/
LEAVENWORTH KS-WYANDOTTE KS-JOHNSON KS-
813 PM CDT THU JUN 12 2008

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN JOHNSON COUNTY IN
EAST CENTRAL KANSAS...AND WESTERN WYANDOTTE AND SOUTHEASTERN
LEAVENWORTH COUNTIES IN NORTHEAST KANSAS UNTIL 830 PM CDT...

AT 810 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS 
STORM WAS LOCATED NEAR BONNER SPRINGS...MOVING EAST AT 30 MPH. THIS 
STORM HAS A HISTORY OF PRODUCING BRIEF TORNADOES. 

THIS DANGEROUS STORM WILL BE NEAR...
  EDWARDSVILLE BY 825 PM CDT.

THE TOWNS OF ZARAH...LAKE OF THE FOREST AND HOLLIDAY ARE ALSO IN THE
PATH OF THIS TORNADO.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT OR STORM
SHELTER. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF
NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

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

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT THURSDAY EVENING
FOR NORTHEASTERN KANSAS AND NORTHERN MISSOURI.

LAT...LON 3898 9476 3898 9477 3895 9491 3896 9493
      3912 9500 3918 9486
TIME...MOT...LOC 0113Z 253DEG 27KT 3904 9491

$$

DEROCHE

000 
WWUS53 KEAX 130124
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
823 PM CDT THU JUN 12 2008

KSC091-103-209-130133-
/O.EXP.KEAX.TO.W.0037.000000T0000Z-080613T0130Z/
LEAVENWORTH KS-WYANDOTTE KS-JOHNSON KS-
823 PM CDT THU JUN 12 2008

...THE TORNADO WARNING FOR NORTHERN JOHNSON COUNTY IN EAST CENTRAL
KANSAS...AND WESTERN WYANDOTTE AND SOUTHEASTERN LEAVENWORTH COUNTIES
IN NORTHEAST KANSAS WILL EXPIRE AT 830 PM CDT...

AT 820 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE
THUNDERSTORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE AREA.
THEREFORE...THE TORNADO WARNING HAS BEEN ALLOWED TO EXPIRE.

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

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT THURSDAY EVENING
FOR NORTHEASTERN KANSAS AND NORTHERN MISSOURI.

LAT...LON 3898 9476 3898 9477 3895 9491 3896 9493
      3912 9500 3918 9486
TIME...MOT...LOC 0123Z 253DEG 27KT 3906 9482

$$

DEROCHE

The office that day

Everything else NWS Kansas City, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 12, 7:02 PM CDT	Severe Thunderstorm Warning	EAX	Leavenworth	22 min
Jun 12, 7:42 PM CDT	Severe Thunderstorm Warning	EAX	Johnson, Leavenworth, Wyandotte	33 min
Jun 12, 8:09 PM CDT	Severe Thunderstorm Warning	EAX	Johnson, Leavenworth, Wyandotte	36 min
Jun 12, 8:33 PM CDT	Areal Flood Advisory	EAX	Johnson, Leavenworth, Wyandotte	4 hr
Jun 12, 8:44 PM CDT	Severe Thunderstorm Warning	EAX	Wyandotte	46 min
Jun 12, 8:59 PM CDT	Flash Flood Warning	EAX	Johnson, Leavenworth, Wyandotte	4 hr
Jun 12, 9:56 PM CDT	Areal Flood Advisory	EAX	Johnson, Leavenworth, Linn, Miami, Wyandotte	68 hr
Jun 12, 10:04 PM CDT	Severe Thunderstorm Warning	EAX	Johnson, Miami	26 min
Jun 12, 11:26 PM CDT	River Flood Warning	EAX	Leavenworth	11 hr
Jun 13, 12:05 AM CDT	Severe Thunderstorm Warning	EAX	Linn	40 min
Jun 13, 9:45 AM CDT	River Flood Warning	EAX	Miami	20 hr

Nearby

Tornado Warnings in Kansas, 2008 Every tornado warning in 2008 Tornadoes in 2008

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.