Alert archive / Wisconsin / Tornado Warnings in 2005

Tornado Warning 22, NWS La Crosse, WI

August 18, 2005Juneau County, Wisconsin

NWS La Crosse, WI issued this tornado warning at Aug 18, 2005, 4:56 PM CDT for Juneau County, Wisconsin. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Aug 18, 2005, 4:56 PM CDT (21:56 UTC)
Expired: Aug 18, 2005, 5:35 PM CDT
In force: 39 min
Issued by: NWS La Crosse, WI
Area: Counties, with a storm outline in the text

County Juneau County, WI

The radar

The La Crosse radar (KARX), 88 km from the middle of the area, began a volume at 21:57 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Aug 18, 2:50 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.9 hours before the alert went out and 169 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: 206 J/kg
Mixed-layer CIN: -38 J/kg
Mixed-layer LCL: 995 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 66 m²/s²
0-3 km storm-relative helicity: 90 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KARX 182156
TORARX
WIC057-182245-
/O.NEW.KARX.TO.W.0022.050818T2156Z-050818T2245Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
456 PM CDT THU AUG 18 2005

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A

* TORNADO WARNING FOR...
  JUNEAU COUNTY IN CENTRAL WISCONSIN

* UNTIL 545 PM CDT

* AT 456 PM CDT...LAW ENFORCEMENT OFFICIALS REPORTED A TORNADO 4
  MILES WEST OF CUTLER...OR ABOUT 9 MILES EAST OF TOMAH. THE TORNADO
  WAS MOVING NORTHEAST AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  CLOVERDALE AROUND 505 PM...
  THE NECEDAH WILDLIFE REFUGE AND KELLY AROUND 510 PM...
  NECEDAH AND HIGHWAYS 80 AND 58 AROUND 515 PM...
  SPRAGUE AND THE SPRAGUE MATHER FLOWAGE AROUND 520 PM...
  PETENWELL DAM AND KENS MARINA AND CAMPGROUND AROUND 525 PM...

A TORNADO HAS BEEN SPOTTED 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 4412 9031 4390 9031 4399 8997 4410 9002
      4425 8997

$$

 04

2 follow-up statements

000 
WWUS53 KARX 182215
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
511 PM CDT THU AUG 18 2005

WIC057-182245-
/O.CON.KARX.TO.W.0022.000000T0000Z-050818T2245Z/
JUNEAU WI-
511 PM CDT THU AUG 18 2005

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM CDT FOR JUNEAU
COUNTY...

LOCAL LAW ENFORCEMENT REPORTED A TORNADO BEGAN IN EASTERN MONROE 
COUNTY ON COUNTY ROAD N BETWEEN TOMAH AND OAKDALE AROUND 445 PM. 
THERE HAS BEEN DAMAGE TO HOMES. THE TORNADO IS HEADING NORTHEAST AND 
IF IN THE PATH OF THIS STORM...NEAR HIGHWAY 21...TAKE SHELTER 
IMMEDIATELY. 

AT 511 PM...NATIONAL WEATHER SERVICE RADAR DETECTED A SEVERE
THUNDERSTORM PRODUCING A TORNADO 2 MILES WEST OF THE NECEDAH WILDLIFE
REFUGE...OR ABOUT 15 MILES EAST OF TOMAH. THE TORNADO WAS MOVING
NORTHEAST AT 25 MPH.

THE TORNADO WILL BE NEAR...
  NECEDAH AND SPRAGUE AROUND 520 PM...
  PETENWELL DAM AROUND 525 PM...
  NEW MINER AROUND 530 PM...

CARS AND MOBILE HOMES SHOULD BE ABANDONED FOR A STURDY BUILDING. AS A
LAST RESORT...LAY FLAT IN A DITCH AND COVER YOUR HEAD. GET 
UNDERGROUND IF POSSIBLE. THIS STORM HAS A HISTORY OF PRODUCING A 
TORNADO OTHER CONFIRMED TORNADOES HAVE OCCURRED TODAY IN WESTERN 
WISCONSIN. 

LAT...LON 4405 9030 4394 9031 4402 8999 4410 9002
      4425 8999

$$

BAUMGARDT

000 
WWUS53 KARX 182235
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
532 PM CDT THU AUG 18 2005

WIC057-182242-
/O.CAN.KARX.TO.W.0022.000000T0000Z-050818T2245Z/
JUNEAU WI-
532 PM CDT THU AUG 18 2005

...THE TORNADO WARNING FOR JUNEAU COUNTY HAS BEEN CANCELLED...

IMMINENT SEVERE WEATHER IS NO LONGER A THREAT AS THE STORM THAT 
PRODUCED THE TORNADO HAS WEAKENED. THE STORM WAS LOCATED ABOUT 5 
MILES NORTHWEST OF NECEDAH AT 530 PM. THEREFORE...THE TORNADO 
WARNING FOR JUNEAU COUNTY HAS BEEN CANCELLED.

TO CALL YOUR SEVERE WEATHER REPORT DIRECTLY INTO THE NATIONAL WEATHER
SERVICE DIAL 6 0 8 7 8 2 1 8 9 4.

LAT...LON 4405 9030 4394 9031 4402 8999 4410 9002
      4425 8999

$$

BAUMGARDT

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 18, 2:18 PM CDT	Tornado Warning	ARX	Trempealeau	28 min
Aug 18, 3:45 PM CDT	Severe Thunderstorm Warning	ARX	Vernon	45 min
Aug 18, 4:09 PM CDT	Severe Thunderstorm Warning	ARX	Richland	66 min
Aug 18, 4:18 PM CDT	Tornado Warning	ARX	Richland	59 min
Aug 18, 5:43 PM CDT	Tornado Warning	ARX	Adams	26 min

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.