Alert archive / Wisconsin / Tornado Warnings in 2004

Tornado Warning 18, NWS La Crosse, WI

June 23, 2004Adams County, Wisconsin

NWS La Crosse, WI issued this tornado warning at Jun 23, 2004, 7:25 PM CDT for Adams County, Wisconsin. It was in force for 50 min. 11 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 23, 2004, 7:25 PM CDT (00:25 UTC)
Expired: Jun 23, 2004, 8:15 PM CDT
In force: 50 min
Issued by: NWS La Crosse, WI
Area: Counties, with a storm outline in the text

County Adams County, WI

The radar

The Milwaukee radar (KMKX), 131 km from the middle of the area, began a volume at 00:25 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 23, 7:33 PM CDT	HAIL 1.75	1 S Adams, WI
Jun 23, 7:38 PM CDT	TSTM WND GST 60	1 Ne White Creek, WI
Jun 23, 7:38 PM CDT	TSTM WND GST 60	1 Ne White Creek, WI
Jun 23, 7:43 PM CDT	TSTM WND DMG	6 S Adams, WI	MULTIPLE TREES DOWN
Jun 23, 7:43 PM CDT	TORNADO	3 Sw Grand Marsh, WI	TORNADO DAMAGED SEVERAL MOBILE HOMES IN AREA
Jun 23, 7:43 PM CDT	TORNADO	3 Sw Grand Marsh, WI	TORNADO DAMAGED SEVERAL MOBILE HOMES IN AREA
Jun 23, 7:50 PM CDT	TSTM WND DMG	2 S Brooks, WI	1 10 INCH DIAMETER TREE DOWN AND SEVERAL 10 INCH DIAMETER BRANCHES DOWN. 1 BRANCH FELL ON TENT AT CAMPGROUND. NO INJURIES.
Jun 23, 8:00 PM CDT	TSTM WND DMG	Montello, WI	EIGHTEEN TO TWENTY-FOUR INCH DIAMETER TREES DOWN.
Jun 23, 8:00 PM CDT	TSTM WND DMG	Oxford, WI	FOUR TO SIX INCH DIAMETER TREES DOWN.
Jun 23, 8:00 PM CDT	TORNADO	Montello, WI
Jun 23, 8:13 PM CDT	TSTM WND DMG	4 W Montello, WI	GROVE OF ONE TO ONE AND A HALF INCH DIAMETER TREES FLATTENED.

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 23, 4:05 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 00:00Z, 0.4 hours before the alert went out and 133 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: 371 J/kg
Mixed-layer CIN: -4 J/kg
Mixed-layer LCL: 1067 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 24 m²/s²
0-3 km storm-relative helicity: 117 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

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

945 
WFUS53 KARX 240025
TORARX
WIC001-240115-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
725 PM CDT WED JUN 23 2004

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A

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

* UNTIL 815 PM CDT

* AT 725 PM CDT...NATIONAL WEATHER SERVICE RADAR DETECTED A TORNADO 9
  MILES NORTHWEST OF WHITE CREEK...OR ABOUT 8 MILES NORTHEAST OF
  MAUSTON. THE TORNADO WAS MOVING EAST AT 45 MPH. THIS TORNADO
  WARNING IS AN UPGRADE FROM THE SEVERE THUNDERSTORM WARNING ISSUED
  FOR ADAMS COUNTY.

* THE TORNADO WILL BE NEAR...
  HIGHWAY 13 AND COUNTY E AND FRIENDSHIP AROUND 730 PM CDT...
  ADAMS AND BROOKSIDE AROUND 735 PM CDT...
  GRAND MARSH AND COUNTY ROADS A AND B AROUND 740 PM CDT...
  COUNTY ROADS G AND M AND COUNTY ROADS E AND G AROUND 745 PM CDT...

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 4399 8996 4380 8987 4371 8899 4397 8896

$$

KRC

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 23, 7:02 PM CDT	Severe Thunderstorm Warning	ARX	Juneau	58 min
Jun 23, 7:06 PM CDT	Tornado Warning	ARX	Monroe	9 min
Jun 23, 7:08 PM CDT	Severe Thunderstorm Warning	ARX	Richland	52 min
Jun 23, 7:10 PM CDT	Severe Thunderstorm Warning	ARX	Adams	65 min
Jun 23, 7:16 PM CDT	Tornado Warning	ARX	Juneau	29 min

Nearby

Tornado Warnings in Wisconsin, 2004 Every tornado warning in 2004 Tornadoes in 2004

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.