Alert archive / Iowa / Wind Chill Advisories in 2010

Wind Chill Advisory 13, NWS La Crosse, WI

January 7, 20108 counties in Iowa; 7 counties in Minnesota

NWS La Crosse, WI issued this wind chill advisory at Jan 7, 2010, 3:32 PM CST for 8 counties in Iowa; 7 counties in Minnesota. It took effect at Jan 7, 2010, 6:00 PM CST. It was in force for 17 hr.

The area

The counties it named.

The facts

Issued
Jan 7, 2010, 3:32 PM CST (21:32 UTC)
In effect from
Jan 7, 2010, 6:00 PM CST
Expired
Jan 8, 2010, 11:17 AM CST
In force
17 hr
Issued by
NWS La Crosse, WI

Counties Allamakee County, IA, Chickasaw County, IA, Clayton County, IA, Fayette County, IA, Floyd County, IA, Howard County, IA, Mitchell County, IA, Winneshiek County, IA, Dodge County, MN, Fillmore County, MN, Houston County, MN, Mower County, MN, Olmsted County, MN, Wabasha County, MN, Winona County, MN

The radar

The La Crosse radar (KARX), 85 km from the middle of the area, began a volume at 21:37 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 nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 9.5 hours before the alert went out and 190 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, Minneapolis, MN at 12:00Z on 2010-01-07Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 2010-01-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 126 square meters per square second.1939Sfc1 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
603 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
126 m²/s²
0-3 km storm-relative helicity
177 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.

919 
WWUS43 KARX 072132
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
332 PM CST THU JAN 7 2010

...SNOW AND BLOWING SNOW WILL CONTINUE THIS AFTERNOON...

.A LOW PRESSURE SYSTEM WILL CONTINUE TO MOVE EAST ACROSS NORTHERN
OHIO AND PENNSYLVANIA TONIGHT. A TROUGH OF LOW PRESSURE EXTENDING
WEST OF THIS SYSTEM WILL CONTINUE TO PRODUCE SNOW ACROSS NORTHEAST
IOWA...SOUTHEAST MINNESOTA...AND WESTERN WISCONSIN LATE THIS
AFTERNOON. THIS SNOW IS THEN EXPECTED TO DISSIPATE FROM WEST TO
EAST THIS EVENING AS THIS TROUGH WEAKENS. PLAN ON TOTAL SNOWFALL
ACCUMULATIONS OF 3 TO 7 INCHES IN THE WINTER WEATHER ADVISORY
AREA...AND 5 TO 7 INCHES IN THE WINTER STORM WARNING AREA. IN
ADDITION...NORTHWEST WINDS IN THE 15 TO 25 MPH RANGE WITH HIGHER
GUSTS WILL PRODUCE AREAS OF BLOWING AND DRIFTING SNOW...ESPECIALLY
IN THE OPEN WIND PRONE AREAS OF SOUTHEAST MINNESOTA AND NORTHEAST
IOWA...AND ON THE HIGHER TERRAIN AREAS OF SOUTHWEST WISCONSIN.

THE COMBINATION OF NORTHWEST WINDS IN THE 15 TO 25 MPH RANGE AND
TEMPERATURES FALLING INTO THE ZERO TO 10 BELOW RANGE WILL PRODUCE
WIND CHILLS IN THE 20 TO 35 BELOW ZERO RANGE TONIGHT AND FRIDAY
MORNING ACROSS SOUTHEAST MINNESOTA AND NORTHEAST IOWA.

IAZ008-009-018-019-029-030-080545-
/O.NEW.KARX.WC.Y.0013.100108T0000Z-100108T1800Z/
/O.CON.KARX.WS.W.0001.000000T0000Z-100108T0000Z/
MITCHELL-HOWARD-FLOYD-CHICKASAW-FAYETTE-CLAYTON-
INCLUDING THE CITIES OF...CHARLES CITY...OELWEIN
332 PM CST THU JAN 7 2010

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...
...WIND CHILL ADVISORY IN EFFECT UNTIL NOON CST FRIDAY...

A WINTER STORM WARNING REMAINS IN EFFECT THROUGH 6 PM CST...
AND THEN A WIND CHILL ADVISORY WILL BE IN EFFECT FROM THROUGH NOON
FRIDAY...  

* SNOW WILL CONTINUE TO FALL ACROSS THE AREA THROUGH LATE AFTERNOON...
  AND THEN GRADUALLY DIMINISH THIS EVENING.

* UP TO A HALF INCH OF ADDITIONAL SNOW IS EXPECTED ACROSS
  NORTHEAST IOWA. STORM TOTALS WILL LIKELY BE IN THE 5 TO 7 INCH
  RANGE.

* NORTHWEST WINDS IN THE 15 TO 25 MPH RANGE WITH HIGHER GUSTS WILL
  RESULT IN BLOWING AND DRIFTING SNOW. 

* EXPECT WIND CHILL VALUES TO RANGE FROM 10 TO 20 BELOW ZERO LATE THIS
  AFTERNOON...AND THEN LOWER INTO THE 20 TO 35 BELOW ZERO RANGE
  TONIGHT AND REMAIN THERE THROUGH FRIDAY MORNING.

* TRAVEL WILL LIKELY BE DIFFICULT DUE TO ACCUMULATING SNOW... 
  BLOWING AND DRIFTING SNOW. SOME ROADS COULD BECOME BLOCKED BY 
  DRIFTING SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS
SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. THE
AMOUNT OF SNOW AND BLOWING SNOW THAT IS FORECAST WILL MAKE TRAVEL
DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP
AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF
AN EMERGENCY.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. 
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

&&

$$

WIZ061-080000-
/O.CON.KARX.WS.W.0001.000000T0000Z-100108T0000Z/
GRANT-
INCLUDING THE CITY OF...PLATTEVILLE
332 PM CST THU JAN 7 2010

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING. 

* SNOW WILL CONTINUE TO FALL ACROSS THE AREA LATE THIS
  AFTERNOON...AND THEN GRADUALLY DIMINISH THIS EVENING.

* UP TO AN INCH OF ADDITIONAL SNOW IS EXPECTED ACROSS GRANT COUNTY
  IN SOUTHWEST WISCONSIN. STORM TOTALS WILL LIKELY BE IN THE 5 TO
  7 INCH RANGE.

* NORTHWEST WINDS IN THE 15 TO 25 MPH RANGE WITH HIGHER GUSTS 
  WILL RESULT IN BLOWING AND DRIFTING SNOW. SHORT PERIODS OF 
  DRASTICALLY REDUCED VISIBILITIES FROM THE BLOWING SNOW WILL BE 
  POSSIBLE. 

* EXPECT WIND CHILL VALUES TO RANGE FROM ZERO TO 10 BELOW ZERO 
  LATE THIS AFTERNOON. 

* TRAVEL WILL LIKELY BE DIFFICULT DUE TO ACCUMULATING SNOW... 
  BLOWING AND DRIFTING SNOW. SOME ROADS COULD BECOME BLOCKED BY 
  DRIFTING SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS
SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. THE
AMOUNT OF SNOW AND BLOWING SNOW THAT IS FORECAST WILL MAKE TRAVEL
DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP
AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF
AN EMERGENCY.

&&

$$

IAZ010-011-MNZ086>088-094>096-080545-
/O.NEW.KARX.WC.Y.0013.100108T0000Z-100108T1800Z/
/O.CON.KARX.WW.Y.0001.000000T0000Z-100108T0000Z/
WINNESHIEK-ALLAMAKEE-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-
INCLUDING THE CITIES OF...DECORAH...WAUKON...ROCHESTER...WINONA...
AUSTIN
332 PM CST THU JAN 7 2010

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...
...WIND CHILL ADVISORY IN EFFECT UNTIL NOON CST FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT THROUGH 6 PM CST...
AND THEN A WIND CHILL ADVISORY WILL BE IN EFFECT FROM THROUGH NOON
FRIDAY...  

* SNOW WILL CONTINUE TO FALL ACROSS THE AREA THROUGH LATE AFTERNOON...
  AND THEN GRADUALLY DIMINISH THIS EVENING.

* UP TO A HALF INCH OF ADDITIONAL SNOW IS EXPECTED ACROSS
  SOUTHEAST IOWA. STORM TOTALS WILL LIKELY BE IN THE 3 TO 5 INCH
  RANGE.

* NORTHWEST WINDS IN THE 15 TO 25 MPH RANGE WITH HIGHER GUSTS WILL
  RESULT IN BLOWING AND DRIFTING SNOW. 

* EXPECT WIND CHILL VALUES TO RANGE FROM 10 TO 20 BELOW ZERO LATE
  THIS AFTERNOON...AND THEN LOWER INTO THE 20 TO 35 BELOW ZERO
  RANGE TONIGHT AND REMAIN THERE THROUGH FRIDAY MORNING.

* TRAVEL MAY BECOME DIFFICULT DUE TO ACCUMULATING SNOW...AND 
  FROM BLOWING AND DRIFTING SNOW DEVELOPING TODAY. SOME ROADS 
  COULD ALSO BECOME BLOCKED BY THE DRIFTING SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. 
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

&&

$$

MNZ079-080545-
/O.NEW.KARX.WC.Y.0013.100108T0000Z-100108T1800Z/
WABASHA-
332 PM CST THU JAN 7 2010

...WIND CHILL ADVISORY IN EFFECT UNTIL NOON CST FRIDAY...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT UNTIL NOON CST FRIDAY. 

* THE COMBINATION OF NORTHWEST WINDS IN THE 15 TO 25 MPH RANGE AND
  TEMPERATURES FALLING INTO THE ZERO TO 10 BELOW RANGE WILL
  PRODUCE WIND CHILLS IN THE 20 TO 35 BELOW ZERO RANGE TONIGHT AND
  FRIDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. 
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

&&

$$

WIZ041>044-053>055-080000-
/O.CON.KARX.WW.Y.0001.000000T0000Z-100108T0000Z/
LA CROSSE-MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND-
INCLUDING THE CITIES OF...LA CROSSE...SPARTA/TOMAH...MAUSTON...
VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER
332 PM CST THU JAN 7 2010

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING. 

* SNOW WILL CONTINUE TO FALL ACROSS THE AREA LATE THIS
  AFTERNOON...AND THEN GRADUALLY DIMINISH THIS EVENING.

* UP TO AN INCH OF ADDITIONAL SNOW IS EXPECTED ACROSS WEST
  CENTRAL...CENTRAL...AND SOUTHWEST WISCONSIN THIS AFTERNOON.
  STORM TOTALS WILL LIKELY RANGE FROM 3 TO 7 INCHES.

* NORTHWEST WINDS IN THE 15 TO 25 MPH RANGE WITH HIGHER GUSTS WILL
  CAUSE SOME BLOWING AND DRIFTING OF THE SNOW. SHORT PERIODS OF
  REDUCED VISIBILITIES FROM THE BLOWING SNOW WILL BE POSSIBLE
  ACROSS WESTERN WISCONSIN.

* TRAVEL MAY BECOME DIFFICULT DUE TO ACCUMULATING SNOW...AND 
  FROM BLOWING AND DRIFTING SNOW DEVELOPING TODAY. SOME ROADS 
  COULD ALSO BECOME BLOCKED BY THE DRIFTING SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

BOYNE

WEATHER.GOV/LACROSSE
7 follow-up statements
928 
WWUS43 KARX 080004
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
604 PM CST THU JAN 7 2010

...DANGEROUS WIND CHILLS WILL OCCUR OVERNIGHT...

.NORTHWEST WINDS OF 10 TO 25 MPH WILL CONTINUE THROUGH THE NIGHT.
THESE WINDS COMBINED WITH TEMPERATURES FALLING INTO THE SINGLE
DIGITS ABOVE AND BELOW ZERO WILL PRODUCE WIND CHILL VALUES OF 20
TO 35 BELOW ZERO. THESE DANGEROUS WIND CHILLS ARE EXPECTED TO
CONTINUE THROUGH FRIDAY MORNING BEFORE THE WINDS DECREASE.

SOME LIGHT SNOW WILL CONTINUE TO FALL ACROSS THE AREA YET THIS
EVENING BUT ANY ADDITIONAL ACCUMULATIONS AT THIS POINT WILL BE A
HALF INCH OR LESS. SOME DRIFTING WILL LIKELY STILL OCCUR FROM THE
NORTHWEST WINDS AND THERE COULD EVEN BE A LITTLE BLOWING SNOW AS
WELL.

IAZ008-009-018-019-029-030-080815-
/O.EXP.KARX.WS.W.0001.000000T0000Z-100108T0000Z/
/O.CON.KARX.WC.Y.0013.000000T0000Z-100108T1800Z/
MITCHELL-HOWARD-FLOYD-CHICKASAW-FAYETTE-CLAYTON-
INCLUDING THE CITIES OF...CHARLES CITY...OELWEIN
604 PM CST THU JAN 7 2010

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST FRIDAY...
...WINTER STORM WARNING HAS EXPIRED...

THE WINTER STORM WARNING IS NO LONGER IN EFFECT. A WIND CHILL
ADVISORY REMAINS IN EFFECT UNTIL NOON CST FRIDAY. 

* LIGHT SNOW WILL CONTINUE TO FALL YET THIS EVENING BUT ANY
  ADDITIONAL ACCUMULATIONS WILL BE A HALF INCH OR LESS.

* NORTHWEST WINDS WILL BE IN THE 15 TO 25 MPH RANGE WITH HIGHER
  GUSTS. THIS WILL CONTINUE TO PRODUCE SOME DRIFTING SNOW AND
  POSSIBLY A LITTLE BLOWING SNOW AS WELL.

* EXPECT WIND CHILL VALUES TO RANGE FROM 10 TO 20 BELOW ZERO THIS
  EVENING...AND THEN LOWER INTO THE 20 TO 35 BELOW ZERO RANGE
  OVERNIGHT AND REMAIN THERE THROUGH FRIDAY MORNING.

* EXPOSURE TO THESE DANGEROUS WIND CHILLS CAN CAUSE SKIN TO FREEZE
  IN JUST A FEW MINUTES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. 
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

&&

$$

WIZ061-080115-
/O.EXP.KARX.WS.W.0001.000000T0000Z-100108T0000Z/
GRANT-
INCLUDING THE CITY OF...PLATTEVILLE
604 PM CST THU JAN 7 2010

...WINTER STORM WARNING HAS EXPIRED...

THE WINTER STORM WARNING IS NO LONGER IN EFFECT. 

* LIGHT SNOW WILL CONTINUE TO FALL YET THIS EVENING BUT ANY
  ADDITIONAL ACCUMULATIONS WILL BE A HALF INCH OR LESS.

* NORTHWEST WINDS WILL BE IN THE 10 TO 20 MPH RANGE WITH HIGHER
  GUSTS. THIS WILL CONTINUE TO PRODUCE SOME DRIFTING SNOW.

* EXPECT WIND CHILL VALUES TO BE IN THE SINGLE DIGITS ABOVE AND
  BELOW ZERO THIS EVENING AND IN THE SINGLE DIGITS BELOW ZERO
  OVERNIGHT.

$$

IAZ010-011-MNZ086>088-094>096-080815-
/O.EXP.KARX.WW.Y.0001.000000T0000Z-100108T0000Z/
/O.CON.KARX.WC.Y.0013.000000T0000Z-100108T1800Z/
WINNESHIEK-ALLAMAKEE-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-
INCLUDING THE CITIES OF...DECORAH...WAUKON...ROCHESTER...WINONA...
AUSTIN
604 PM CST THU JAN 7 2010

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST FRIDAY...
...WINTER WEATHER ADVISORY HAS EXPIRED...

THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. A WIND CHILL
ADVISORY REMAINS IN EFFECT UNTIL NOON CST FRIDAY. 

* LIGHT SNOW WILL CONTINUE TO FALL YET THIS EVENING BUT ANY
  ADDITIONAL ACCUMULATIONS WILL BE A HALF INCH OR LESS.

* NORTHWEST WINDS WILL BE IN THE 15 TO 25 MPH RANGE WITH HIGHER
  GUSTS. THIS WILL CONTINUE TO PRODUCE SOME DRIFTING SNOW AND
  POSSIBLY A LITTLE BLOWING SNOW AS WELL.

* EXPECT WIND CHILL VALUES TO RANGE FROM 10 TO 20 BELOW ZERO THIS
  EVENING...AND THEN LOWER INTO THE 20 TO 35 BELOW ZERO RANGE
  OVERNIGHT AND REMAIN THERE THROUGH FRIDAY MORNING.

* EXPOSURE TO THESE DANGEROUS WIND CHILLS CAN CAUSE SKIN TO FREEZE
  IN JUST A FEW MINUTES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. 
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

&&

$$

WIZ041>044-053>055-080115-
/O.EXP.KARX.WW.Y.0001.000000T0000Z-100108T0000Z/
LA CROSSE-MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND-
INCLUDING THE CITIES OF...LA CROSSE...SPARTA/TOMAH...MAUSTON...
VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER
604 PM CST THU JAN 7 2010

...WINTER WEATHER ADVISORY HAS EXPIRED...

THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. 

* LIGHT SNOW WILL CONTINUE TO FALL YET THIS EVENING BUT ANY
  ADDITIONAL ACCUMULATIONS WILL BE A HALF INCH OR LESS.

* NORTHWEST WINDS WILL BE IN THE 10 TO 20 MPH RANGE WITH HIGHER
  GUSTS. THIS WILL CONTINUE TO PRODUCE SOME DRIFTING SNOW.

* EXPECT WIND CHILL VALUES TO BE IN THE SINGLE DIGITS ABOVE AND
  BELOW ZERO THIS EVENING AND IN THE SINGLE DIGITS BELOW ZERO
  OVERNIGHT.

$$

MNZ079-080815-
/O.CON.KARX.WC.Y.0013.000000T0000Z-100108T1800Z/
WABASHA-
604 PM CST THU JAN 7 2010

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST FRIDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST FRIDAY. 

* THE COMBINATION OF NORTHWEST WINDS IN THE 15 TO 25 MPH RANGE 
  AND TEMPERATURES FALLING INTO THE ZERO TO 10 BELOW RANGE WILL 
  PRODUCE WIND CHILLS IN THE 20 TO 35 BELOW ZERO RANGE TONIGHT 
  AND FRIDAY MORNING. 

 EXPOSURE TO THESE DANGEROUS WIND CHILLS CAN CAUSE SKIN TO FREEZE
  IN JUST A FEW MINUTES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

&&

$$

04

WEATHER.GOV/LACROSSE
274 
WWUS43 KARX 080504
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
1104 PM CST THU JAN 7 2010

...DANGEROUS WIND CHILLS WILL OCCUR OVERNIGHT...

.NORTHWEST WINDS OF 10 TO 25 MPH WILL SLOWLY DECREASE TO 10 TO 15
MPH FRIDAY MORNING. THESE WINDS COMBINED WITH TEMPERATURES
FALLING INTO THE SINGLE DIGITS ABOVE AND BELOW ZERO WILL PRODUCE
WIND CHILL VALUES OF 20 TO 35 BELOW ZERO. THESE DANGEROUS WIND
CHILLS ARE EXPECTED TO CONTINUE THROUGH FRIDAY MORNING.

IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-081315-
/O.CON.KARX.WC.Y.0013.000000T0000Z-100108T1800Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...ROCHESTER...WINONA...AUSTIN
1104 PM CST THU JAN 7 2010

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST FRIDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST FRIDAY. 

* NORTHWEST WINDS WILL BE IN THE 15 TO 25 MPH RANGE OVERNIGHT
  BEFORE DIMINISHING TO 10 TO 15 MPH FRIDAY MORNING. 

* EXPECT WIND CHILL VALUES TO LOWER INTO THE 20 TO 35 BELOW ZERO
  RANGE OVERNIGHT AND REMAIN THERE THROUGH FRIDAY MORNING.

* EXPOSURE TO THESE DANGEROUS WIND CHILLS CAN CAUSE SKIN TO 
  FREEZE IN JUST A FEW MINUTES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

&&

$$

04

WEATHER.GOV/LACROSSE
768 
WWUS43 KARX 080919
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
319 AM CST FRI JAN 8 2010

...DANGEROUS WIND CHILLS WILL THIS MORNING...

.THE COMBINATION OF NORTHWEST WINDS AT 10 TO 20 MPH AND
TEMPERATURES IN THE SINGLE DIGITS ABOVE AND BELOW ZERO WILL
PRODUCE DANGEROUS WIND CHILLS OF 20 TO 30 BELOW ZERO THIS
MORNING. CONDITIONS WILL IMPROVE BY THE AFTERNOON AS THE WINDS
DECREASE AND TEMPERATURES WARM A FEW DEGREES. 

IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-081730-
/O.CON.KARX.WC.Y.0013.000000T0000Z-100108T1800Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...ROCHESTER...WINONA...AUSTIN
319 AM CST FRI JAN 8 2010

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY. 

* BLUSTERY NORTHWEST WINDS AND COLD TEMPERATURES WILL PRODUCE DANGEROUS
  WIND CHILLS THIS MORNING.

* EXPECT WIND CHILL VALUES OF 20 TO 30 BELOW ZERO THIS MORNING.

* EXPOSURE TO THESE DANGEROUS WIND CHILLS CAN CAUSE SKIN TO FREEZE
  IN LESS THAN 30 MINUTES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

&&

$$

RIECK

WEATHER.GOV/LACROSSE
849 
WWUS43 KARX 080940 CCA
WSWARX

URGENT - WINTER WEATHER MESSAGE...CORRECTED FOR WORDING
NATIONAL WEATHER SERVICE LA CROSSE WI
319 AM CST FRI JAN 8 2010

...DANGEROUS WIND CHILLS THIS MORNING...

.THE COMBINATION OF NORTHWEST WINDS AT 10 TO 20 MPH AND
TEMPERATURES IN THE SINGLE DIGITS ABOVE AND BELOW ZERO WILL
PRODUCE DANGEROUS WIND CHILLS OF 20 TO 30 BELOW ZERO THIS
MORNING. CONDITIONS WILL IMPROVE BY THE AFTERNOON AS THE WINDS
DECREASE AND TEMPERATURES WARM A FEW DEGREES.

IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-081730-
/O.CON.KARX.WC.Y.0013.000000T0000Z-100108T1800Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...ROCHESTER...WINONA...AUSTIN
319 AM CST FRI JAN 8 2010

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY.

* BLUSTERY NORTHWEST WINDS AND COLD TEMPERATURES WILL PRODUCE DANGEROUS
  WIND CHILLS THIS MORNING.

* EXPECT WIND CHILL VALUES OF 20 TO 30 BELOW ZERO THIS MORNING.

* EXPOSURE TO THESE DANGEROUS WIND CHILLS CAN CAUSE SKIN TO FREEZE
  IN LESS THAN 30 MINUTES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

&&

$$

RIECK

WEATHER.GOV/LACROSSE
913 
WWUS43 KARX 081310
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
710 AM CST FRI JAN 8 2010

...DANGEROUS WIND CHILLS THIS MORNING...

.SINGLE DIGIT TEMPERATURES BELOW AND ABOVE ZERO...COUPLED WITH
NORTHWEST WINDS AT 10 TO 20 MPH...WERE PRODUCING WIND CHILLS FROM
15 TO 25 BELOW ZERO THIS MORNING. CONDITIONS WILL IMPROVE BY THE
AFTERNOON AS THE WINDS DECREASE AND TEMPERATURES WARM A FEW
DEGREES.

IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-081800-
/O.CON.KARX.WC.Y.0013.000000T0000Z-100108T1800Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...ROCHESTER...WINONA...AUSTIN
710 AM CST FRI JAN 8 2010

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY. 

* BLUSTERY NORTHWEST WINDS AND COLD TEMPERATURES WILL PRODUCE 
  DANGEROUS WIND CHILLS THIS MORNING. 

* EXPECT WIND CHILL VALUES AS COLD AS 20 TO 30 BELOW ZERO THIS
  MORNING.

* EXPOSURE TO THESE DANGEROUS WIND CHILLS CAN CAUSE SKIN TO 
  FREEZE IN LESS THAN 30 MINUTES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

&&

$$

RIECK

WEATHER.GOV/LACROSSE
846 
WWUS43 KARX 081447
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
847 AM CST FRI JAN 8 2010

...DANGEROUS WIND CHILLS THIS MORNING...

.TEMPERATURES IN THE SINGLE DIGITS ABOVE AND SINGLE DIGITS BELOW
ZERO...COUPLED WITH NORTHWEST WINDS AT 10 TO 20 MPH...WERE
PRODUCING WIND CHILL VALUES IN THE 15 TO 25 BELOW ZERO RANGE THIS
MORNING. THE WIND CHILLS ARE EXPECTED TO IMPROVE BY EARLY THIS
AFTERNOON AS THE WINDS DECREASE AND TEMPERATURES MODERATE A FEW
DEGREES.

IAZ011-030-MNZ079-088-096-081600-
/O.CAN.KARX.WC.Y.0013.000000T0000Z-100108T1800Z/
ALLAMAKEE-CLAYTON-WABASHA-WINONA-HOUSTON-
INCLUDING THE CITIES OF...WAUKON...WINONA
847 AM CST FRI JAN 8 2010

...WIND CHILL ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS CANCELLED THE WIND
CHILL ADVISORY. 

LIGHT WINDS AND SLOWLY MODERATING TEMPERATURES HAVE ALLOWED WIND
CHILL VALUES TO MODERATE INTO THE 5 TO 15 BELOW RANGE. THESE WIND
CHILL VALUES ARE EXPECTED TO REMAIN IN THIS RANGE THROUGH THE REST
OF THIS MORNING. THEREFORE...THE WIND ADVISORY HAS BEEN CANCELLED.

$$

IAZ008>010-018-019-029-MNZ086-087-094-095-081800-
/O.CON.KARX.WC.Y.0013.000000T0000Z-100108T1800Z/
MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-DODGE-OLMSTED-
MOWER-FILLMORE-
INCLUDING THE CITIES OF...DECORAH...CHARLES CITY...OELWEIN...
ROCHESTER...AUSTIN
847 AM CST FRI JAN 8 2010

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY. 

* BLUSTERY NORTHWEST WINDS AND COLD TEMPERATURES WILL PRODUCE 
  DANGEROUS WIND CHILLS THIS MORNING. 

* EXPECT WIND CHILL VALUES AS COLD AS 20 TO 30 BELOW ZERO THIS 
  MORNING. 

* EXPOSURE TO THESE DANGEROUS WIND CHILLS CAN CAUSE SKIN TO 
  FREEZE IN LESS THAN 30 MINUTES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

&&

$$

DAS

WEATHER.GOV/LACROSSE
375 
WWUS43 KARX 081717
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
1117 AM CST FRI JAN 8 2010

...WIND CHILLS IMPROVING LATE THIS MORNING...

.LIGHT WINDS AND SLOWLY MODERATING TEMPERATURES HAVE ALLOWED WIND
CHILL VALUES TO MODERATE INTO THE 10 TO 20 BELOW RANGE LATE THIS MORNING.
THESE WIND CHILL VALUES ARE EXPECTED TO REMAIN IN THIS RANGE
THROUGH THE REST OF TODAY. THEREFORE...THE WIND ADVISORY HAS BEEN
CANCELLED.

IAZ008>010-018-019-029-MNZ086-087-094-095-081830-
/O.CAN.KARX.WC.Y.0013.000000T0000Z-100108T1800Z/
MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-DODGE-OLMSTED-
MOWER-FILLMORE-
INCLUDING THE CITIES OF...DECORAH...CHARLES CITY...OELWEIN...
ROCHESTER...AUSTIN
1117 AM CST FRI JAN 8 2010

...WIND CHILL ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS CANCELLED THE WIND
CHILL ADVISORY. 

LIGHT WINDS AND SLOWLY MODERATING TEMPERATURES HAVE ALLOWED WIND
CHILL VALUES TO MODERATE INTO THE 10 TO 20 BELOW RANGE LATE THIS MORNING.
THESE WIND CHILL VALUES ARE EXPECTED TO REMAIN IN THIS RANGE
THROUGH THE REST OF TODAY. THEREFORE...THE WIND ADVISORY HAS BEEN
CANCELLED.

$$

DAS

WEATHER.GOV/LACROSSE

What forecasters said that day

The local office's own words before this wind chill advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS La Crosse, WI wrote its last area forecast discussion before this wind chill advisory went out at Jan 7, 3:13 PM CST, 19 minutes earlier.

Area forecast discussion, Jan 7, 3:13 PM CST, 19 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LA CROSSE WI
313 PM CST THU JAN 7 2010

.SHORT TERM...TODAY THROUGH SATURDAY NIGHT

MAIN FORECAST CONCERNS IS LINGERING PRECIPITATION TONIGHT...THEN
TEMPERATURES TONIGHT INTO SATURDAY.

LATEST 19Z SURFACE ANALYSIS INDICATING SURFACE LOW OVER NORTHERN
INDIANA AND SOUTHERN LAKE MICHIGAN. LATEST MOSAIC RADAR INDICATING
A LARGE AREA OF LIGHT TO MODERATE SNOW ACROSS MUCH OF EASTERN
MINNESOTA...IOWA AND WISCONSIN. THIS IS IN RESPONSE TO LOW LEVEL
FRONTOGENESIS BELOW 850MB AND ISENTROPIC LIFT AT 285K SURFACE PER
LATEST RUC.

THE 07.12Z GFS AND NAM ARE IN PRETTY GOOD AGREEMENT IN MOVING
SURFACE/UPPER LEVEL LOW INTO THE EASTERN U.S. TONIGHT. BOTH THE
DETERMINISTIC 07.12Z GFS AND NAM ARE IN GOOD AGREEMENT WITH
THE OVERALL UPPER LEVEL PATTERN THROUGH PERIOD AND BUILDING SURFACE
RIDGE INTO THE FORECAST AREA BY 18Z SATURDAY. THE BIGGEST DIFFERENCE
IS NAM SLIGHTLY MORE AMPLIFIED WITH SHORTWAVE RIDGE THAN THE GFS FOR
SATURDAY INTO SUNDAY. HENCE...NAM SLIGHTLY WARMER TEMPERATURES AT
850MB THAN THE GFS. CONFIDENCE IN FORECAST THROUGH 00Z SATURDAY IS
HIGH...BASED ON GOOD AGREEMENT BETWEEN THE GFS AND NAM...THEN
CONFIDENCE DIMINISHES SLIGHTLY...AS MODELS DIFFER ON WARMER
TEMPERATURES ADVECTING INTO THE FORECAST AREA SATURDAY NIGHT INTO
SUNDAY ON BACKSIDE OF SURFACE/SHORTWAVE RIDGE.

TONIGHT...SURFACE/UPPER LEVEL FEATURES MOVES EAST OF THE FORECAST
AREA. THE 07.12Z GFS AND NAM AND 07.18Z ARE LINGERING LOW LEVEL
FRONTOGENESIS AND ISENTROPIC LIFT AT 285K SURFACE...AND ROTATING
AROUND THE LOW PRESSURE SYSTEM INTO THE EASTERN PARTS OF THE FORECAST
AREA THIS EVENING. ADDITIONAL HALF TO ONE INCH OF SNOW WILL BE
POSSIBLE ACROSS FORECAST AREA FROM 00Z TO 06Z FRIDAY. BOTH THE 07.12Z
GFS AND NAM INDICATING SURFACE PRESSURE GRADIENT FORCE OF 30 TO 40
UBARS/KM ACROSS MUCH OF THE SOUTHERN AND WESTERN FORECAST AREA
TONIGHT...THIS WILL CREATE BLOWING AND DRIFTING OF SNOW IN OPEN AREAS
AND HIGHER TERRAIN THIS EVENING. WILL CONTINUE WITH WINTER WEATHER
ADVISORY THROUGH 6PM TO ACCOUNT FOR THE LIGHT SNOW AND
BLOWING/DRIFTING SNOW.

NEXT CONCERN IS TEMPERATURES...BOTH THE 07.12Z GFS AND NAM CONTINUE
TO INDICATE COLDER AIR ADVECTING INTO THE FORECAST AREA THIS EVENING
AND OVERNIGHT. WITH SURFACE TEMPERATURES FALLING INTO THE SINGLE
DIGITS BELOW ZERO BY 09Z ACROSS THE WESTERN PARTS OF THE FORECAST
AREA...AND COMBINED WITH WINDS SPEEDS ABOVE 10 MPH. WIND CHILL VALUES
WILL FALL INTO THE MINUS 20 TO MINUS 30 RANGE OVERNIGHT WEST OF THE
MISSISSIPPI RIVER. A WIND CHILL ADVISORY WILL BE IN EFFECT WEST
OF THE MISSISSIPPI RIVER FROM 00Z TO 18Z FRIDAY.

SURFACE RIDGE BUILDS INTO THE FORECAST AREA FRIDAY NIGHT INTO
SATURDAY. CLEARING SKIES...DRY WEATHER CONDITIONS...COLD
TEMPERATURES AND DIMINISHING WINDS CAN BE EXPECTED ACROSS THE
FORECAST AREA FRIDAY NIGHT INTO SATURDAY. WARMER AIR ADVECTS INTO
THE AREA SUNDAY...AS BOTH THE 07.12Z GFS AND NAM INDICATING 850MB
TEMPERATURES OF MINUS 3 TO PLUS 3 DEGREES CELSIUS OVER FORECAST
AREA BY 00Z SUNDAY. HIGH TEMPERATURES SUNDAY WILL MODERATE
INTO THE TEENS TO LOWER 20S ACROSS THE FORECAST AREA.

.LONG TERM...SUNDAY NIGHT THROUGH THURSDAY

MAIN FORECAST CONCERNS ARE PRECIPITATION CHANCES SUNDAY NIGHT INTO
MONDAY...THEN TEMPERATURES THROUGH REST OF THE PERIOD. THE 07.00Z
GFS AND ECMWF ARE IN PRETTY GOOD AGREEMENT IN MOVING SHORTWAVE
TROUGH ACROSS THE UPPER MIDWEST AND GREAT LAKES REGION SUNDAY NIGHT
INTO MONDAY...AND BUILDING SHORTWAVE RIDGE INTO THE NORTHERN PLAINS
AND UPPER MIDWEST TUESDAY INTO THURSDAY. BIGGEST DIFFERENCE IS
THE 07.00Z ECMWF MORE AMPLIFIED WITH THE SHORTWAVE TROUGH AND RIDGE
THAN THE 07.00Z GFS. THIS WILL HAVE IMPACTS ON TEMPERATURES TUESDAY
INTO THURSDAY...AS THE 07.00Z ECMWF IS WARMER THAN THE GFS. FOR
NOW...CONFIDENCE IS INCREASING ON SMALL CHANCES OF PRECIPITATION FOR
SUNDAY NIGHT INTO MONDAY WITH BOTH THE 07.00Z GFS AND ECMWF
INDICATING WEAK SHORTWAVE TROUGH/SURFACE LOW TRACKING ACROSS THE
FORECAST AREA. THEN...CONFIDENCE BEGINS TO DIMINISH ON STRENGTH OF
SHORTWAVE RIDGE...THOUGH BOTH THE DETERMINISTIC 07.00Z GFS AND ECMWF
ARE INDICATING TEMPERATURES WILL BE ABOVE NORMAL TUESDAY INTO
THURSDAY...WITH 850MB TEMPERATURES WARMING ABOVE ZERO DEGREES
CELSIUS. WILL CONTINUE TREND OF WARMER TEMPERATURES TUESDAY INTO
WEDNESDAY.

&&

.AVIATION...TONIGHT INTO FRIDAY

THE TROUGH OF LOW PRESSURE...WHICH WAS RESPONSIBLE FOR SNOW ACROSS
THE AREA LAST NIGHT AND TODAY...WILL MOVE SOUTH AND GRADUALLY WEAKEN
TONIGHT. AS THIS OCCURS...THE SNOW WILL COME TO AN END ACROSS THE
AREA THIS EVENING. THE SNOW WILL END AT KRST BETWEEN 08.00Z AND
08.03Z...AND AT KLSE BETWEEN 08.03Z AND 08.06Z.  ADDITIONAL SNOWFALL
AMOUNTS WILL BE A TRACE TO A FEW TENTHS OF AN INCH AT KRST...AND
AROUND A HALF INCH AT KLSE.

AFTER THE SNOW DISSIPATES...CEILINGS WILL LIKELY REMAIN IN THE 1500
TO 2500 FOOT RANGE THROUGH FRIDAY MORNING...AND THEN IT LOOKS LIKE
THE CEILINGS MAY EVENTUALLY CLIMB INTO THE VFR RANGE DURING THE
AFTERNOON.

&&

.ARX WATCHES/WARNINGS/ADVISORIES...
WI...WINTER STORM WARNING UNTIL 6 PM CST THIS EVENING FOR WIZ061.

     WINTER WEATHER ADVISORY UNTIL 6 PM CST THIS EVENING FOR WIZ041-
     WIZ042-WIZ043-WIZ044-WIZ053-WIZ054-WIZ055.

MN...WIND CHILL ADVISORY FROM 6 PM THIS EVENING TO NOON CST FRIDAY
     FOR MNZ079-MNZ086-MNZ087-MNZ088-MNZ094-MNZ095-MNZ096.

     WINTER WEATHER ADVISORY UNTIL 6 PM CST THIS EVENING FOR MNZ086-
     MNZ087-MNZ088-MNZ094-MNZ095-MNZ096.

IA...WINTER STORM WARNING UNTIL 6 PM CST THIS EVENING FOR IAZ008-
     IAZ009-IAZ018-IAZ019-IAZ029-IAZ030.

     WIND CHILL ADVISORY FROM 6 PM THIS EVENING TO NOON CST FRIDAY
     FOR IAZ008-IAZ009-IAZ010-IAZ011-IAZ018-IAZ019-IAZ029-IAZ030.

     WINTER WEATHER ADVISORY UNTIL 6 PM CST THIS EVENING FOR IAZ010-
     IAZ011.

&&

SHORT/LONG TERM...DTJ
AVIATION..........BOYNE
Hazardous weather outlook, Jan 7, 4:47 AM CST, 10 hours 45 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LA CROSSE WI
447 AM CST THU JAN 7 2010

IAZ008-009-018-019-029-030-WIZ061-081200-
CHICKASAW-CLAYTON-FAYETTE-FLOYD-GRANT-HOWARD-MITCHELL-
447 AM CST THU JAN 7 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF NORTHEAST IOWA AND
FAR SOUTHWEST WISCONSIN.

.DAY ONE...TODAY AND TONIGHT

A WINTER STORM WARNING IS IN EFFECT TODAY. A POTENT WINTER WEATHER
SYSTEM WILL MOVE ACROSS IOWA THIS MORNING THEN ACROSS NORTHERN
ILLINOIS THIS AFTERNOON...PRODUCING SNOW ACROSS MUCH OF THE UPPER
MIDWEST AS IT PASSES. ANOTHER 2 TO 3 INCHES OF SNOW IS EXPECTED
FROM THIS SYSTEM TODAY...WITH STORM TOTALS OF 4 TO 7 INCHES.
NORTHWEST WINDS WILL INCREASE TO 15 TO 25 MPH WITH GUSTS TO 35
MPH BY LATE THIS MORNING AND FOR THIS AFTERNOON. CONSIDERABLE
BLOWING AND DRIFTING OF THE NEW SNOW IS EXPECTED...ESPECIALLY IN
THE OPEN COUNTRY AREAS AND ACROSS THE RIDGE TOPS.

AS COLDER AIR SPREADS ACROSS THE AREA TONIGHT...WIND CHILLS LATER
TONIGHT WILL FALL TO THE 15 TO 30 BELOW ZERO RANGE...WITH THE LIKELY
NEED FOR ANOTHER WIND CHILL ADVISORY FOR PORTIONS OF THE AREA WEST
OF THE MISSISSIPPI RIVER.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

WIND CHILLS ARE EXPECTED TO RANGE FROM 15 TO 30 BELOW FRIDAY
MORNING...AND AGAIN LATE FRIDAY NIGHT AND SATURDAY MORNING.

ANOTHER WEATHER SYSTEM LOOKS TO MOVE OUT OF SOUTH CENTRAL CANADA AND
ACROSS THE REGION SUNDAY NIGHT AND MONDAY. THIS SYSTEM HAS THE
POTENTIAL TO BRING SOME LIGHT SNOW TO THE AREA.

.SPOTTER INFORMATION STATEMENT...

NO ACTION IS NECESSARY AT THIS TIME. HOWEVER...ANY SNOWFALL REPORTS
TODAY AND TONIGHT WOULD BE GREATLY APPRECIATED.

.EMERGENCY MANAGEMENT COORDINATION...

NO CALL IS SCHEDULED.

IAZ010-011-MNZ086>088-094>096-WIZ041>044-053>055-081200-
ADAMS-ALLAMAKEE-CRAWFORD-DODGE-FILLMORE-HOUSTON-JUNEAU-LA CROSSE-
MONROE-MOWER-OLMSTED-RICHLAND-VERNON-WINNESHIEK-WINONA-
447 AM CST THU JAN 7 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF SOUTHEAST
MINNESOTA...NORTHEAST IOWA...AND SOUTHWEST INTO CENTRAL WISCONSIN.

.DAY ONE...TODAY AND TONIGHT

A WINTER WEATHER ADVISORY IS IN EFFECT TODAY. A POTENT WINTER
WEATHER SYSTEM WILL MOVE ACROSS IOWA THIS MORNING THEN ACROSS
NORTHERN ILLINOIS THIS AFTERNOON...PRODUCING SNOW ACROSS MUCH OF THE
UPPER MIDWEST AS IT PASSES. ANOTHER 2 TO 3 INCHES OF SNOW IS EXPECTED
FROM THIS SYSTEM TODAY...WITH STORM TOTALS OF 3 TO 5 INCHES.
NORTHWEST WINDS WILL INCREASE TO 15 TO 25 MPH WITH GUSTS TO 35
MPH BY LATE THIS MORNING AND FOR THIS AFTERNOON. CONSIDERABLE
BLOWING AND DRIFTING OF THE NEW SNOW IS EXPECTED...ESPECIALLY IN
THE OPEN COUNTRY AREAS AND ACROSS THE RIDGE TOPS.

AS COLDER AIR SPREADS ACROSS THE AREA TONIGHT...WIND CHILLS LATER
TONIGHT WILL FALL TO THE 15 TO 30 BELOW ZERO RANGE...WITH THE LIKELY
NEED FOR ANOTHER WIND CHILL ADVISORY FOR PORTIONS OF THE AREA WEST
OF THE MISSISSIPPI RIVER.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

WIND CHILLS ARE EXPECTED TO RANGE FROM 15 TO 30 BELOW FRIDAY
MORNING...AND AGAIN LATE FRIDAY NIGHT AND SATURDAY MORNING.

ANOTHER WEATHER SYSTEM LOOKS TO MOVE OUT OF SOUTH CENTRAL CANADA AND
ACROSS THE REGION SUNDAY NIGHT AND MONDAY. THIS SYSTEM HAS THE
POTENTIAL TO BRING SOME LIGHT SNOW TO THE AREA.

.SPOTTER INFORMATION STATEMENT...

NO ACTION IS NECESSARY AT THIS TIME. HOWEVER...ANY SNOWFALL REPORTS
TODAY AND TONIGHT WOULD BE GREATLY APPRECIATED.

.EMERGENCY MANAGEMENT COORDINATION...

NO CALL IS SCHEDULED.

MNZ079-WIZ017-029-032>034-081200-
BUFFALO-CLARK-JACKSON-TAYLOR-TREMPEALEAU-WABASHA-
447 AM CST THU JAN 7 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF SOUTHEAST
MINNESOTA...AND WESTERN INTO CENTRAL WISCONSIN.

.DAY ONE...TODAY AND TONIGHT

A POTENT WINTER WEATHER SYSTEM WILL MOVE ACROSS IOWA THIS MORNING
THEN ACROSS NORTHERN ILLINOIS THIS AFTERNOON...PRODUCING SNOW ACROSS
MUCH OF THE UPPER MIDWEST AS IT PASSES. ANOTHER 1 TO 2 INCHES OF SNOW
IS EXPECTED FROM THIS SYSTEM TODAY...WITH STORM TOTALS OF 1 TO 3
INCHES. THE HIGHER AMOUNTS WILL FALL SOUTH OF A LAKE CITY MINNESOTA
TO NEILLSVILLE WISCONSIN LINE.

AS COLDER AIR SPREADS ACROSS THE AREA TONIGHT...WIND CHILLS LATER
TONIGHT WILL FALL TO THE 15 TO 30 BELOW ZERO RANGE...WITH THE LIKELY
NEED FOR ANOTHER WIND CHILL ADVISORY FOR PORTIONS OF THE AREA WEST
OF THE MISSISSIPPI RIVER.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

WIND CHILLS ARE EXPECTED TO RANGE FROM 15 TO 30 BELOW FRIDAY
MORNING...AND AGAIN LATE FRIDAY NIGHT AND SATURDAY MORNING.

ANOTHER WEATHER SYSTEM LOOKS TO MOVE OUT OF SOUTH CENTRAL CANADA AND
ACROSS THE REGION SUNDAY NIGHT AND MONDAY. THIS SYSTEM HAS THE
POTENTIAL TO BRING SOME LIGHT SNOW TO THE AREA.

.SPOTTER INFORMATION STATEMENT...

NO ACTION IS NECESSARY AT THIS TIME. HOWEVER...ANY SNOWFALL REPORTS
TODAY AND TONIGHT WOULD BE GREATLY APPRECIATED.

.EMERGENCY MANAGEMENT COORDINATION...

NO CALL IS SCHEDULED.

RRS/AJ

In the hours before

Local storm report, Jan 7, 10:50 AM CST, 4 hours 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LA CROSSE WI
1050 AM CST THU JAN 7 2010

...TIME...  ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
...DATE...  ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0847 AM     SNOW             PLATTEVILLE             42.74N 90.48W
01/07/2010  E3.0 INCH        GRANT              WI   PUBLIC

0853 AM     SNOW             SINSINAWA               42.52N 90.54W
01/07/2010  E3.8 INCH        GRANT              WI   PUBLIC

0858 AM     SNOW             CRESCO                  43.38N 92.13W
01/07/2010  E3.0 INCH        HOWARD             IA   PUBLIC

0907 AM     SNOW             DODGE CENTER            44.03N 92.86W
01/07/2010  E1.5 INCH        DODGE              MN   PUBLIC

0908 AM     SNOW             DORCHESTER              43.47N 91.52W
01/07/2010  E3.0 INCH        ALLAMAKEE          IA   PUBLIC

0910 AM     SNOW             CALEDONIA               43.63N 91.50W
01/07/2010  E2.8 INCH        HOUSTON            MN   PUBLIC

0914 AM     SNOW             DE SOTO                 43.43N 91.20W
01/07/2010  E2.3 INCH        VERNON             WI   PUBLIC

0914 AM     SNOW             HOLMEN                  43.96N 91.27W
01/07/2010  E1.6 INCH        LA CROSSE          WI   PUBLIC

0915 AM     SNOW             ELGIN                   44.13N 92.25W
01/07/2010  E1.4 INCH        WABASHA            MN   PUBLIC

0916 AM     SNOW             ALTURA 5W               44.07N 92.00W
01/07/2010  E1.8 INCH        WINONA             MN   PUBLIC

0918 AM     SNOW             RICEVILLE               43.36N 92.55W
01/07/2010  E3.0 INCH        MITCHELL           IA   PUBLIC

0919 AM     SNOW             CLERMONT                43.00N 91.65W
01/07/2010  E3.5 INCH        FAYETTE            IA   PUBLIC

0920 AM     SNOW             OELWEIN 1E              42.68N 91.90W
01/07/2010  E2.9 INCH        FAYETTE            IA   PUBLIC

0924 AM     SNOW             BLACK RIVER FALLS       44.30N 90.86W
01/07/2010  E2.1 INCH        JACKSON            WI   PUBLIC

0925 AM     SNOW             FRIENDSHIP 2NE          44.00N 89.80W
01/07/2010  E1.6 INCH        ADAMS              WI   PUBLIC

0926 AM     SNOW             HAWKEYE                 42.94N 91.95W
01/07/2010  E3.0 INCH        FAYETTE            IA   PUBLIC

0928 AM     SNOW             ST OLAF                 42.93N 91.39W
01/07/2010  E5.0 INCH        CLAYTON            IA   PUBLIC

0934 AM     SNOW             GUTTENBERG              42.79N 91.10W
01/07/2010  E4.0 INCH        CLAYTON            IA   PUBLIC

0938 AM     SNOW             SPRING GROVE            43.56N 91.64W
01/07/2010  E2.0 INCH        HOUSTON            MN   PUBLIC

0939 AM     SNOW             NASHUA                  42.95N 92.54W
01/07/2010  E3.5 INCH        CHICKASAW          IA   PUBLIC

1003 AM     SNOW             PRESTON                 43.67N 92.08W
01/07/2010  E2.2 INCH        FILLMORE           MN   PUBLIC

1006 AM     SNOW             N. WASHINGTON           43.12N 92.42W
01/07/2010  E3.0 INCH        CHICKASAW          IA   PUBLIC

1007 AM     SNOW             MCGREGOR 4W             43.01N 91.28W
01/07/2010  E5.0 INCH        CLAYTON            IA   PUBLIC

1012 AM     SNOW             OSSIAN                  43.15N 91.77W
01/07/2010  E4.0 INCH        WINNESHIEK         IA   PUBLIC

1016 AM     SNOW             CUBA CITY 2NW           42.63N 90.46W
01/07/2010  E3.5 INCH        GRANT              WI   PUBLIC

1021 AM     SNOW             DOUGLAS 2N              44.16N 92.57W
01/07/2010  E2.5 INCH        OLMSTED            MN   PUBLIC

1024 AM     SNOW             RENO 3SW                43.53N 91.33W
01/07/2010  E3.0 INCH        HOUSTON            MN   PUBLIC

1026 AM     SNOW             FOUNTAIN                43.74N 92.14W
01/07/2010  E1.5 INCH        FILLMORE           MN   PUBLIC

1027 AM     SNOW             PETERSON 1S             43.78N 91.82W
01/07/2010  E2.3 INCH        FILLMORE           MN   PUBLIC

1028 AM     SNOW             CHATFIELD               43.85N 92.19W
01/07/2010  E4.0 INCH        OLMSTED            MN   PUBLIC

1031 AM     SNOW             WILTON 4E               43.82N 90.48W
01/07/2010  E2.9 INCH        MONROE             WI   PUBLIC

1032 AM     SNOW             MAUSTON                 43.80N 90.08W
01/07/2010  E2.5 INCH        JUNEAU             WI   PUBLIC

1032 AM     SNOW             MAUSTON WRJC RADIO      43.82N 90.07W
01/07/2010  E2.7 INCH        JUNEAU             WI   PUBLIC

1033 AM     SNOW             ONTARIO                 43.72N 90.59W
01/07/2010  E2.2 INCH        VERNON             WI   PUBLIC

1035 AM     SNOW             COLBY 4SW               44.87N 90.42W
01/07/2010  E1.0 INCH        CLARK              WI   PUBLIC

1036 AM     SNOW             MOUNT ZION 2NW          43.29N 90.87W
01/07/2010  E4.5 INCH        CRAWFORD           WI   PUBLIC

1039 AM     SNOW             LAKE CAMELOT            44.21N 89.77W
01/07/2010  E3.7 INCH        ADAMS              WI   PUBLIC

1042 AM     SNOW             NEILLSVILLE 6N          44.63N 90.60W
01/07/2010  E1.5 INCH        CLARK              WI   PUBLIC

1047 AM     SNOW             LANCASTER               42.84N 90.71W
01/07/2010  E3.5 INCH        GRANT              WI   PUBLIC

&&
OBSERVATIONS ARE COLLECTED FROM A VARIETY OF SOURCES WITH VARYING
EQUIPMENT AND EXPOSURE.  NOT ALL DATA LISTED IS CONSIDERED OFFICIAL.
Local storm report, Jan 7, 1:46 PM CST, 1 hour 46 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LA CROSSE WI
146 PM CST THU JAN 7 2010

...TIME...  ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
...DATE...  ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0108 PM     SNOW             STODDARD 2NE            43.69N 91.18W
01/07/2010  E3.2 INCH        VERNON             WI   PUBLIC

0109 PM     SNOW             MATHER                  44.15N 90.30W
01/07/2010  E2.0 INCH        JUNEAU             WI   PUBLIC

0143 PM     SNOW             PLATTEVILLE             42.74N 90.48W
01/07/2010  E3.0 INCH        GRANT              WI   PUBLIC

0143 PM     SNOW             WILTON                  43.82N 90.53W
01/07/2010  E6.0 INCH        MONROE             WI   PUBLIC

0144 PM     SNOW             WILTON 3E               43.80N 90.47W
01/07/2010  E6.0 INCH        MONROE             WI   PUBLIC

1102 AM     SNOW             LA CROSSE NWS           43.28N 91.19W
01/07/2010  E3.1 INCH        LA CROSSE          WI   PUBLIC

1210 PM     SNOW             ST CHARLES 5N           44.04N 92.07W
01/07/2010  E3.0 INCH        WINONA             MN   PUBLIC

1211 PM     SNOW             LA CROSSE 4N            43.86N 91.23W
01/07/2010  E3.1 INCH        LA CROSSE          WI   PUBLIC

1212 PM     SNOW             ROCHESTER AIRPORT       43.94N 92.50W
01/07/2010  E3.0 INCH        OLMSTED            MN   PUBLIC

&&
OBSERVATIONS ARE COLLECTED FROM A VARIETY OF SOURCES WITH VARYING
EQUIPMENT AND EXPOSURE.  NOT ALL DATA LISTED IS CONSIDERED OFFICIAL.

Nearby

Wind Chill Advisories in Iowa, 2010Wind Chill Advisories in Minnesota, 2010Every wind chill advisory in 2010

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.