Alert archive / Wisconsin / High Wind Warnings in 2011

High Wind Warning 1, NWS La Crosse, WI

May 9, 2011Clark County, Taylor County, Wisconsin

NWS La Crosse, WI issued this high wind warning at May 9, 2011, 12:43 PM CDT for Clark County, Taylor County, Wisconsin. It took effect at May 9, 2011, 1:00 PM CDT. It was in force for 2 hr. 4 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
May 9, 2011, 12:43 PM CDT (17:43 UTC)
In effect from
May 9, 2011, 1:00 PM CDT
Expired
May 9, 2011, 3:27 PM CDT
In force
2 hr
Issued by
NWS La Crosse, WI

Counties Clark County, WI, Taylor County, WI

The radar

The La Crosse radar (KARX), 138 km from the middle of the area, began a volume at 17:43 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
May 9, 2:00 PM CDTNON-TSTM WND DMGNeillsville, WITREES UPROOTED IN NEILLSVILLE
May 9, 2:20 PM CDTTSTM WND DMG2 Sw Willard, WITREES UPROOTED AND ON POWER LINES ON COUNTY ROAD I
May 9, 2:20 PM CDTNON-TSTM WND DMG2 Sw Willard, WITREES UPROOTED AND ON POWER LINES ON COUNTY ROAD I
May 9, 2:55 PM CDTHAIL 0.25Neillsville, WI

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

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 5.7 hours before the alert went out and 202 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 2011-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2011-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1664 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
7 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.

066 
WWUS73 KARX 091743
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
1243 PM CDT MON MAY 9 2011

...STRONG SUSTAINED WINDS THROUGH THIS AFTERNOON...

.STRONG SUSTAINED AND GUSTY EAST WINDS WILL OCCUR THIS AFTERNOON
ACROSS NORTH CENTRAL WISCONSIN AS RAIN AND THUNDERSTORMS COME TO
AN END. SUSTAINED WINDS OF UP TO 40 MPH WITH SOME GUSTS UP TO 60
MPH IS EXPECTED.

WIZ017-029-092100-
/O.NEW.KARX.HW.W.0001.110509T1800Z-110509T2100Z/
TAYLOR-CLARK-
INCLUDING THE CITIES OF...MEDFORD...NEILLSVILLE
1243 PM CDT MON MAY 9 2011

...HIGH WIND WARNING IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON. 

* STRONG SUSTAINED AND GUSTY WINDS WILL OCCUR NOW THROUGH LATE
  THIS AFTERNOON.

* SUSTAINED EAST WINDS OF UP TO 40 MPH FOR OVER AN HOUR WITH SOME
  GUSTS UP TO 60 MPH ARE EXPECTED AS RAIN AND THUNDERSTORMS COME
  AN END.

* DAMAGE IS POSSIBLE TO SOME TREES AND STRUCTURES. TRAVEL WILL BE
  DIFFICULT FOR ANY HIGH PROFILE VEHICLES DRIVING ON NORTH TO
  SOUTH ROADWAYS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

HALBACH

WEATHER.GOV/LACROSSE
1 follow-up statement
336 
WWUS73 KARX 092027
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
327 PM CDT MON MAY 9 2011

...STRONG WINDS HAVE MOVED OUT OF THE AREA...

.THE STRONG WINDS THAT OCCURRED IN THE WAKE OF THE COMPLEX OF
SHOWERS AND THUNDERSTORMS HAVE SHIFTED EAST OF THE AREA.
THEREFORE...THE HIGH WIND WARNING HAS BEEN CANCELLED.

WIZ017-029-092130-
/O.CAN.KARX.HW.W.0001.000000T0000Z-110509T2100Z/
TAYLOR-CLARK-
INCLUDING THE CITIES OF...MEDFORD...NEILLSVILLE
327 PM CDT MON MAY 9 2011

...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS CANCELLED THE HIGH
WIND WARNING. 

THE STRONG WINDS THAT OCCURRED IN THE WAKE OF THE COMPLEX OF
SHOWERS AND THUNDERSTORMS HAVE SHIFTED EAST OF THE AREA.
THEREFORE...THE HIGH WIND WARNING HAS BEEN CANCELLED.

$$

DAS

WEATHER.GOV/LACROSSE

Nearby

High Wind Warnings in Wisconsin, 2011Every high wind warning in 2011

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.