Alert archive / Wisconsin / Tornado Warnings in 2005

Tornado Warning 24, NWS La Crosse, WI

September 13, 2005La Crosse County, Wisconsin

NWS La Crosse, WI issued this tornado warning at Sep 13, 2005, 3:17 PM CDT for La Crosse County, Wisconsin. It was in force for 15 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
Sep 13, 2005, 3:17 PM CDT (20:17 UTC)
Expired
Sep 13, 2005, 3:32 PM CDT
In force
15 min
Issued by
NWS La Crosse, WI
Area
Counties, with a storm outline in the text

County La Crosse County, WI

The radar

The La Crosse radar (KARX), 22 km from the middle of the area, began a volume at 20:18 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
Sep 13, 3:17 PM CDTTORNADO3 Sw Stevenstown, WINARROW PATH OF DAMAGE NOTED ON FLATTEN ROAD NEAR COUNTY ROAD V BETWEEN HOLMEN AND STEVENSTOWN.
Sep 13, 3:17 PM CDTTORNADO3 Sw Stevenstown, WINARROW PATH OF DAMAGE NOTED ON FLATTEN ROAD NEAR COUNTY ROAD V BETWEEN HOLMEN AND STEVESTOWN.

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
Sep 13, 2:20 PM CDTSevere Thunderstorm WatchSPC4 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 8.3 hours before the alert went out and 250 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 12:00Z on 2005-09-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 442 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 12:00Z on 2005-09-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 65 square meters per square second.19395878Sfc1 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
442 J/kg
Mixed-layer CIN
-116 J/kg
Mixed-layer LCL
847 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
65 m²/s²
0-3 km storm-relative helicity
96 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KARX 132017
TORARX
WIC063-132045-
/O.NEW.KARX.TO.W.0024.050913T2017Z-050913T2045Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
317 PM CDT TUE SEP 13 2005

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A

* TORNADO WARNING FOR...
  LA CROSSE COUNTY IN WEST CENTRAL WISCONSIN

* UNTIL 345 PM CDT

* AT 317 PM CDT...NATIONAL WEATHER SERVICE RADAR DETECTED A TORNADO 
  5 MILES SOUTHWEST OF STEVENSTOWN...OR ABOUT 13 MILES NORTH OF 
  LA CROSSE. THE TORNADO WAS MOVING EAST AT 15 MPH.

* THE TORNADO WILL BE NEAR...
  STEVENSTOWN AROUND 325 PM...
  MINDORO AND SEVERSON COULEE AROUND 335 PM...
  BURR OAK AROUND 345 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

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

LAT...LON 4404 9127 4398 9125 4398 9101 4407 9104

$$

BOYNE
4 follow-up statements
000 
WWUS53 KARX 132020
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
320 PM CDT TUE SEP 13 2005

WIC063-132045-
/O.CON.KARX.TO.W.0024.000000T0000Z-050913T2045Z/
LA CROSSE WI-
320 PM CDT TUE SEP 13 2005

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM CDT FOR LA CROSSE
COUNTY...

AT 320 PM...NATIONAL WEATHER SERVICE RADAR DETECTED A SEVERE
THUNDERSTORM PRODUCING A TORNADO 5 MILES SOUTHWEST OF STEVENSTOWN...
OR ABOUT 11 MILES NORTH OF LA CROSSE. THE TORNADO WAS MOVING EAST AT
15 MPH.

THE TORNADO WILL BE NEAR...
  STEVENSTOWN AROUND 330 PM...
  MINDORO AND SEVERSON COULEE AROUND 340 PM...
  BURR OAK AROUND 345 PM...

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

LAT...LON 4404 9127 4398 9125 4398 9101 4407 9104

$$

BOYNE
000 
WWUS53 KARX 132024
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
324 PM CDT TUE SEP 13 2005

WIC063-132045-
/O.CON.KARX.TO.W.0024.000000T0000Z-050913T2045Z/
LA CROSSE WI-
324 PM CDT TUE SEP 13 2005

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM CDT FOR LA CROSSE
COUNTY...

AT 324 PM...NATIONAL WEATHER SERVICE RADAR DETECTED A SEVERE
THUNDERSTORM PRODUCING A TORNADO OVER STEVENSTOWN...OR ABOUT 15 MILES
NORTH OF LA CROSSE. THE TORNADO WAS MOVING NORTHEAST AT 25 MPH.

THE TORNADO WILL BE NEAR...
  BURR OAK AROUND 335 PM...

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

LAT...LON 4404 9127 4398 9125 4398 9101 4407 9104

$$

BOYNE
000 
WWUS53 KARX 132029
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
329 PM CDT TUE SEP 13 2005

WIC063-132045-
/O.CON.KARX.TO.W.0024.000000T0000Z-050913T2045Z/
LA CROSSE WI-
329 PM CDT TUE SEP 13 2005

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM CDT FOR LA CROSSE
COUNTY...

AT 329 PM...NATIONAL WEATHER SERVICE RADAR DETECTED A SEVERE
THUNDERSTORM PRODUCING A TORNADO 4 MILES WEST OF BURR OAK...OR ABOUT
16 MILES NORTH OF LA CROSSE. THE TORNADO WAS MOVING NORTHEAST AT 
30 MPH.

THE TORNADO WILL BE NEAR...
  BURR OAK AROUND 335 PM...

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

LAT...LON 4407 9116 4403 9113 4403 9103 4407 9104

$$

BOYNE
000 
WWUS53 KARX 132032
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
333 PM CDT TUE SEP 13 2005

WIC063-132043-
/O.CAN.KARX.TO.W.0024.000000T0000Z-050913T2045Z/
LA CROSSE WI-
333 PM CDT TUE SEP 13 2005

...THE TORNADO WARNING FOR LA CROSSE COUNTY HAS BEEN CANCELLED...

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

LAT...LON 4407 9116 4403 9113 4403 9103 4407 9104

$$

BOYNE

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 13, 3:28 PM CDTSevere Thunderstorm WarningARXTrempealeau15 min
Sep 13, 4:07 PM CDTSevere Thunderstorm WarningARXVernon23 min
Sep 13, 4:15 PM CDTFlash Flood WarningARXLa Crosse, Trempealeau3 hr
Sep 13, 4:21 PM CDTSevere Thunderstorm WarningARXMonroe24 min
Sep 13, 4:34 PM CDTSevere Thunderstorm WarningARXAdams26 min
Sep 13, 4:43 PM CDTSevere Thunderstorm WarningARXJuneau42 min
Sep 13, 4:59 PM CDTSevere Thunderstorm WarningARXAdams29 min

Nearby

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