Alert archive / Wisconsin / Tornado Warnings in 2005

Tornado Warning 23, NWS La Crosse, WI

August 18, 2005Adams County, Wisconsin

NWS La Crosse, WI issued this tornado warning at Aug 18, 2005, 5:43 PM CDT for Adams County, Wisconsin. It was in force for 26 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: Aug 18, 2005, 5:43 PM CDT (22:43 UTC)
Expired: Aug 18, 2005, 6:09 PM CDT
In force: 26 min
Issued by: NWS La Crosse, WI
Area: Counties, with a storm outline in the text

County Adams County, WI

The radar

The La Crosse radar (KARX), 114 km from the middle of the area, began a volume at 22:45 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
Aug 18, 5:48 PM CDT	TSTM WND DMG	4 N Plainville, WI	TREE DAMAGE REPORTED IN TOWNSHIPS OF SPRINGVILLE AND JACKSON.
Aug 18, 5:52 PM CDT	TSTM WND DMG	2 E Grand Marsh, WI	TREES AND LARGE BRANCHES DOWN.

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
Aug 18, 2:50 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 10.7 hours before the alert went out and 152 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 182243
TORARX
WIC001-182315-
/O.NEW.KARX.TO.W.0023.050818T2243Z-050818T2315Z/

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

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A

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

* UNTIL 615 PM CDT

* AT 543 PM CDT...NATIONAL WEATHER SERVICE RADAR DETECTED A TORNADO 3
  MILES SOUTHWEST OF COUNTY ROADS A AND B...OR ABOUT 12 MILES SOUTH
  OF FRIENDSHIP. THE TORNADO WAS MOVING EAST AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  GRAND MARSH AND K AND L CAMPGROUND AROUND 550 PM...
  COUNTY ROADS E AND G AND COUNTY ROADS G AND M AROUND 555 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

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 4385 8992 4369 8981 4375 8959 4399 8960

$$

 04

2 follow-up statements

000 
WWUS53 KARX 182257
SVSARX

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

WIC001-182315-
/O.CON.KARX.TO.W.0023.000000T0000Z-050818T2315Z/
ADAMS WI-
555 PM CDT THU AUG 18 2005

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR ADAMS
COUNTY...

THE ADAMS COUNTY LAW ENFORCEMENT REPORTED TREES DAMAGED BETWEEN 
NORTHFIELD AND BROOKS AROUND 550 PM.

AT 555 PM...NATIONAL WEATHER SERVICE RADAR DETECTED A SEVERE
THUNDERSTORM PRODUCING A TORNADO 2 MILES WEST OF BROOKS...OR ABOUT 13
MILES SOUTHEAST OF FRIENDSHIP. THE TORNADO WAS MOVING EAST AT 25 MPH.

THE TORNADO WILL BE NEAR...
  COUNTY ROADS G AND M AROUND 600 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.

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

LAT...LON 4385 8992 4369 8981 4375 8959 4399 8960

$$

 04

000 
WWUS53 KARX 182309
SVSARX

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

WIC001-182318-
/O.CAN.KARX.TO.W.0023.000000T0000Z-050818T2315Z/
ADAMS WI-
608 PM CDT THU AUG 18 2005

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

THE ADAMS COUNTY LAW ENFORCEMENT REPORTED TREES DOWN AT 552 PM 2 
MILES EAST OF GRAND MARSH.

THE THUNDERSTORM THAT PROMPTED THE WARNING HAS MOVED EAST OUT OF THE 
COUNTY. IMMINENT SEVERE WEATHER IS NO LONGER A THREAT. 
THEREFORE...THE TORNADO WARNING FOR ADAMS COUNTY HAS BEEN CANCELLED.

LAT...LON 4385 8992 4369 8981 4375 8959 4399 8960

$$

 04

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, 4:56 PM CDT	Tornado Warning	ARX	Juneau	39 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.