Alert archive / Wisconsin / Tornado Warnings in 2011

Tornado Warning 25, NWS La Crosse, WI

July 19, 2011Clark County, Taylor County, Wisconsin

NWS La Crosse, WI issued this tornado warning at Jul 19, 2011, 7:43 PM CDT for Clark County, Taylor County, Wisconsin. It was in force for 32 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
Jul 19, 2011, 7:43 PM CDT (00:43 UTC)
Expired
Jul 19, 2011, 8:15 PM CDT
In force
32 min
Issued by
NWS La Crosse, WI
Area
Storm-based polygon

Counties Clark County, WI, Taylor County, WI

The radar

The La Crosse radar (KARX), 137 km from the middle of the area, began a volume at 00:43 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
Jul 19, 7:50 PM CDTTSTM WND GST 502 N Owen, WI
Jul 19, 8:10 PM CDTFUNNEL CLOUD1 N Veefkind, WIREPORTED FUNNEL CLOUD TO THE NORTH OF LOCATION.

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
Jul 19, 5:43 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 00:00Z, 0.7 hours before the alert went out and 188 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, Green Bay/Straub, WI at 00:00Z on 2011-07-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1847 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, Green Bay/Straub, WI at 00:00Z on 2011-07-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 square meters per square second.193958Sfc1 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
1847 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
1140 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
13 m²/s²
0-3 km storm-relative helicity
114 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

016 
WFUS53 KARX 200043
TORARX
WIC019-119-200115-
/O.NEW.KARX.TO.W.0025.110720T0043Z-110720T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
743 PM CDT TUE JUL 19 2011

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN CLARK COUNTY IN CENTRAL WISCONSIN...
  SOUTH CENTRAL TAYLOR COUNTY IN NORTH CENTRAL WISCONSIN...

* UNTIL 815 PM CDT

* AT 738 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 5 MILES NORTHEAST OF OWEN...OR 12 MILES SOUTHWEST OF
  MEDFORD...MOVING SOUTHEAST AT 50 MPH. THIS WARNING EXTENDS THE
  PREVIOUS TORNADO WARNING FOR CLARK AND TAYLOR COUNTIES.

* THE TORNADO WILL BE NEAR...
  CURTISS...COUNTY K AND CAPITAL ROAD AROUND 750 PM...
  RIPLINGER AROUND 755 PM...
  VEEFKIND AROUND 805 PM...
  CHILI AROUND 810 PM...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR
AND STAY AWAY FROM WINDOWS! CARS AND MOBILE HOMES SHOULD BE ABANDONED
FOR A STURDY BUILDING. AS A LAST RESORT...LAY FLAT IN A DITCH AND
COVER YOUR HEAD.

&&

LAT...LON 4495 9030 4456 9032 4501 9065 4510 9043
TIME...MOT...LOC 0043Z 330DEG 45KT 4496 9046

$$

HALBACH
3 follow-up statements
389 
WWUS53 KARX 200052
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
752 PM CDT TUE JUL 19 2011

WIC119-200102-
/O.CAN.KARX.TO.W.0025.000000T0000Z-110720T0115Z/
TAYLOR WI-
752 PM CDT TUE JUL 19 2011

...THE TORNADO WARNING FOR SOUTH CENTRAL TAYLOR COUNTY IS
CANCELLED...

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

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 AM CDT
WEDNESDAY MORNING FOR NORTH CENTRAL WISCONSIN.

LAT...LON 4498 9058 4503 9037 4495 9030 4456 9032
TIME...MOT...LOC 0052Z 330DEG 45KT 4486 9038

$$

WIC019-200115-
/O.CON.KARX.TO.W.0025.000000T0000Z-110720T0115Z/
CLARK WI-
752 PM CDT TUE JUL 19 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN CLARK COUNTY
UNTIL 815 PM CDT...

AT 747 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO LOCATED NEAR CURTISS...OR 16 MILES SOUTH OF MEDFORD...MOVING 
SOUTHEAST AT 50 MPH. STORM SPOTTERS HAVE SEEN ROTATION WITH THIS 
STORM.

* THE TORNADO WILL BE NEAR...
  VEEFKIND AROUND 805 PM...
  CHILI AROUND 810 PM...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR
AND STAY AWAY FROM WINDOWS! CARS AND MOBILE HOMES SHOULD BE ABANDONED
FOR A STURDY BUILDING. AS A LAST RESORT...LAY FLAT IN A DITCH AND
COVER YOUR HEAD.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 AM WEDNESDAY
MORNING FOR NORTH CENTRAL WISCONSIN.

&&

LAT...LON 4498 9058 4503 9037 4495 9030 4456 9032
TIME...MOT...LOC 0052Z 330DEG 45KT 4486 9038

$$

HALBACH
823 
WWUS53 KARX 200105
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
805 PM CDT TUE JUL 19 2011

WIC019-200115-
/O.CON.KARX.TO.W.0025.000000T0000Z-110720T0115Z/
CLARK WI-
805 PM CDT TUE JUL 19 2011

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

AT 802 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO LOCATED NEAR RIPLINGER...OR 19 MILES SOUTH OF MEDFORD...
MOVING SOUTHEAST AT 35 MPH.

* THE TORNADO WILL BE NEAR...
  VEEFKIND AND CHILI AROUND 815 PM...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR
AND STAY AWAY FROM WINDOWS! CARS AND MOBILE HOMES SHOULD BE ABANDONED
FOR A STURDY BUILDING. AS A LAST RESORT...LAY FLAT IN A DITCH AND
COVER YOUR HEAD.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 AM WEDNESDAY
MORNING FOR NORTH CENTRAL WISCONSIN.

&&

LAT...LON 4495 9030 4456 9032 4490 9053
TIME...MOT...LOC 0105Z 323DEG 29KT 4484 9032

$$

HALBACH
793 
WWUS53 KARX 200115
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
815 PM CDT TUE JUL 19 2011

WIC019-200125-
/O.EXP.KARX.TO.W.0025.000000T0000Z-110720T0115Z/
CLARK WI-
815 PM CDT TUE JUL 19 2011

...THE TORNADO WARNING FOR EAST CENTRAL CLARK COUNTY HAS EXPIRED...

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

REMEMBER...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CLARK 
COUNTY UNTIL 845 PM.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 AM CDT
WEDNESDAY MORNING FOR NORTHWESTERN WISCONSIN.

LAT...LON 4495 9030 4456 9032 4490 9053
TIME...MOT...LOC 0105Z 323DEG 29KT 4484 9032

$$

HALBACH

The office that day

Everything else NWS La Crosse, WI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 19, 7:19 PM CDTTornado WarningARXClark, Taylor26 min
Jul 19, 7:45 PM CDTSevere Thunderstorm WarningARXClark, Taylor60 min
Jul 19, 8:37 PM CDTFlash Flood WarningARXClark, Taylor4 hr
Jul 19, 8:45 PM CDTSevere Thunderstorm WarningARXClark, Taylor60 min
Jul 19, 9:41 PM CDTFlash Flood WarningARXClark3 hr
Jul 19, 9:45 PM CDTSevere Thunderstorm WarningARXClark, Jackson, Trempealeau60 min
Jul 19, 10:27 PM CDTSevere Thunderstorm WarningARXAdams, Juneau63 min
Jul 20, 12:25 AM CDTAreal Flood WarningARXClark, Taylor9 hr

Nearby

Tornado Warnings in Wisconsin, 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.