Alert archive / Wisconsin / Tornado Warnings in 2005

Tornado Warning 25, NWS La Crosse, WI

October 4, 2005Jackson County, Trempealeau County, Wisconsin

NWS La Crosse, WI issued this tornado warning at Oct 4, 2005, 2:35 PM CDT for Jackson County, Trempealeau County, Wisconsin. It was in force for 25 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: Oct 4, 2005, 2:35 PM CDT (19:35 UTC)
Expired: Oct 4, 2005, 3:00 PM CDT
In force: 25 min
Issued by: NWS La Crosse, WI
Area: Counties, with a storm outline in the text

Counties Jackson County, WI, Trempealeau County, WI

The radar

The La Crosse radar (KARX), 80 km from the middle of the area, began a volume at 19:37 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
Oct 4, 2:37 PM CDT	TSTM WND DMG	5 S Osseo, WI	LARGE BRANCHES DOWN. HIGH WINDS ESTIMATED WITH VERY HEAVY RAINFALL.
Oct 4, 2:39 PM CDT	TSTM WND DMG	3 Se Osseo, WI	NUMEROUS LARGE TREES DOWN ALONG GOLDEN VALLEY ROAD. OTHER DAMAGE NOTED ON BROWN ROAD TO POSSIBLE OUTBUILDINGS BUT NO CONFIRMATION OF TORNADO AS OF YET.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 7.6 hours before the alert went out and 193 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: 1230 J/kg
Mixed-layer CIN: -49 J/kg
Mixed-layer LCL: 492 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 189 m²/s²
0-3 km storm-relative helicity: 185 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.3

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KARX 041935
TORARX
WIC053-121-042015-
/O.NEW.KARX.TO.W.0025.051004T1935Z-051004T2015Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
235 PM CDT TUE OCT 4 2005

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEAST TREMPEALEAU COUNTY IN WEST CENTRAL WISCONSIN
  NORTHWEST JACKSON COUNTY IN WEST CENTRAL WISCONSIN

* UNTIL 315 PM CDT

* AT 235 PM CDT...NATIONAL WEATHER SERVICE RADAR DETECTED A TORNADO 2
  MILES SOUTH OF OSSEO...OR ABOUT 13 MILES NORTH OF WHITEHALL. THE
  TORNADO WAS MOVING NORTHEAST AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  REQUA AROUND 240 PM...

A TORNADO IS BEING DETECTED BY RADAR. THIS MEANS THAT A TORNADO MAY
NOT BE OCCURRING WHEN THE WARNING IS ISSUED...BUT ONE IS EXPECTED TO
DEVELOP. TAKE COVER IN A BASEMENT OR IN AN INTERIOR ROOM ON THE
LOWEST FLOOR AND STAY AWAY FROM WINDOWS

LAT...LON 4453 9116 4450 9120 4454 9128 4459 9128
      4459 9109

$$

SHEA

3 follow-up statements

000 
WWUS53 KARX 041942
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
241 PM CDT TUE OCT 4 2005

WIC053-121-042015-
/O.CON.KARX.TO.W.0025.000000T0000Z-051004T2015Z/
JACKSON WI-TREMPEALEAU WI-
241 PM CDT TUE OCT 4 2005

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 315 PM CDT FOR 
NORTHWEST JACKSON AND NORTHEAST TREMPEALEAU COUNTIES...

AT 240 PM...NATIONAL WEATHER SERVICE RADAR DETECTED A SEVERE 
THUNDERSTORM PRODUCING A TORNADO ON THE TREMPEALEAU AND JACKSON 
COUNTY LINE ABOUT 5 MILES SOUTHEAST OF OSSEO...NEAR INTERSTATE 94.
THE TORNADO WAS MOVING NORTHEAST AT 25 MPH.

THE TORNADO WILL BE NEAR...
  REQUA AROUND 245 PM...
  PRICE AROUND 250 PM.

PLEASE REPORT ANY SEVERE WEATHER TO YOUR LOCAL LAW ENFORCEMENT OFFICE
AND TELL THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE.
IF YOU SEE A TORNADO ALONG INTERSTATE 94...HEAD TO A SHELTER.

TAKE COVER IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR
AND STAY AWAY FROM WINDOWS

LAT...LON 4454 9104 4450 9120 4454 9128 4459 9128
      4459 9102

$$

SHEA

000 
WWUS53 KARX 041948
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
247 PM CDT TUE OCT 4 2005

WIC121-041956-
/O.CAN.KARX.TO.W.0025.000000T0000Z-051004T2015Z/
TREMPEALEAU WI-
247 PM CDT TUE OCT 4 2005

...THE TORNADO WARNING FOR NORTHEAST TREMPEALEAU COUNTY HAS BEEN 
CANCELLED...

IMMINENT SEVERE WEATHER IS NO LONGER A THREAT. THEREFORE...THE 
TORNADO WARNING FOR TREMPEALEAU COUNTY HAS BEEN CANCELLED. THE STORM 
THAT MAY HAVE PRODUCED A SHORT LIVED TORNADO SOUTH OF OSSEO HAS 
CROSSED INTO NORTHWEST JACKSON COUNTY.

LAT...LON 4454 9104 4451 9116 4454 9116 4459 9116
      4459 9102

$$

WIC053-042015-
/O.CON.KARX.TO.W.0025.000000T0000Z-051004T2015Z/
JACKSON WI-
247 PM CDT TUE OCT 4 2005

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 315 PM CDT FOR 
NORTHWEST JACKSON COUNTY...

AT 246 PM...NATIONAL WEATHER SERVICE RADAR DETECTED A SEVERE
THUNDERSTORM PRODUCING A TORNADO 2 MILES SOUTH OF REQUA...OR ABOUT 15
MILES NORTHEAST OF WHITEHALL. THE TORNADO WAS MOVING EAST AT 25 MPH.

THE TORNADO WILL BE IN RURAL NORTHWESTERN JACKSON COUNTY THROUGH THE 
REMAINDER OF THE WARNING TIME.

THE ROTATION DETECTED ON RADAR HAS WEAKENED SINCE THIS STORM 
INITIALLY FORMED IN NORTHEAST TREMPEALEAU COUNTY.

PLEASE REPORT ANY SEVERE WEATHER TO YOUR LOCAL LAW ENFORCEMENT OFFICE
AND TELL THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE.

TAKE COVER IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR
AND STAY AWAY FROM WINDOWS

LAT...LON 4454 9104 4451 9116 4454 9116 4459 9116
      4459 9102

$$

SHEA

000 
WWUS53 KARX 042000
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
300 PM CDT TUE OCT 4 2005

WIC053-042010-
/O.CAN.KARX.TO.W.0025.000000T0000Z-051004T2015Z/
JACKSON WI-
300 PM CDT TUE OCT 4 2005

...THE TORNADO WARNING FOR NORTHWEST JACKSON COUNTY HAS BEEN 
CANCELLED...

IMMINENT SEVERE WEATHER IS NO LONGER A THREAT. THEREFORE...THE
TORNADO WARNING FOR JACKSON COUNTY HAS BEEN CANCELLED.

ALTHOUGH THE WARNING IS NO LONGER IN EFFECT...STRONG STORMS ARE 
STILL POSSIBLE AS MORE MOVE IN FROM TREMPEALEAU COUNTY. PEOPLE ARE 
URGED TO STAY TUNED TO YOUR FAVORITE MEDIA SOURCE FOR THE LATEST 
WEATHER INFORMATION.

LAT...LON 4454 9104 4451 9116 4454 9116 4459 9116
      4459 9102

$$

SHEA

Nearby

Tornado Warnings in Wisconsin, 2005 Every tornado warning in 2005 Tornadoes in 2005

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.