Alert archive / Iowa / Winter Storm Warnings in 2008

Winter Storm Warning 8, NWS La Crosse, WI

December 17, 20088 counties in Iowa; 6 counties in Minnesota; 8 counties in Wisconsin

NWS La Crosse, WI issued this winter storm warning at Dec 17, 2008, 3:48 PM CST for 8 counties in Iowa; 6 counties in Minnesota; 8 counties in Wisconsin. It took effect at Dec 18, 2008, 4:24 AM CST. It was in force for 31 hr. 60 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
Dec 17, 2008, 3:48 PM CST (21:48 UTC)
In effect from
Dec 18, 2008, 4:24 AM CST
Expired
Dec 19, 2008, 11:28 AM CST
In force
31 hr
Issued by
NWS La Crosse, WI
All 22 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, Winona County, MN, Adams County, WI, Crawford County, WI, Grant County, WI, Juneau County, WI, La Crosse County, WI, Monroe County, WI, Richland County, WI, Vernon County, WI

The radar

The La Crosse radar (KARX), 47 km from the middle of the area, began a volume at 21:52 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
Dec 19, 12:39 AM CSTSNOW 1.7Clermont, IA
Dec 19, 1:08 AM CSTSNOW 3.5New Hampton, IASINCE 11PM
Dec 19, 1:28 AM CSTSNOW 0.5La Crosse, WIAT NWS LA CROSSE OFFICE
Dec 19, 1:28 AM CSTSNOW 4Charles City, IAFELL IN TWO HOURS
Dec 19, 1:50 AM CSTSNOW 4Lancaster, WIREPORTS FROM WEST...SOUTH AND NORTH END OF COUNTY ALL WERE ABOUT 4 INCHES SO FAR.
Dec 19, 1:50 AM CSTSNOW 4Lancaster, WI
Dec 19, 2:24 AM CSTSNOW 7Oelwein, IAREPORT FROM THE PUBLIC VIA KWWL TELEVISION.
Dec 19, 2:25 AM CSTSNOW 7Oelwein, IA
Dec 19, 2:31 AM CSTSNOW 4.5Cresco, IACOURTESY OF KWWL TELEVISION.
Dec 19, 2:32 AM CSTSNOW 4.5Cresco, IA
Dec 19, 2:43 AM CSTSNOW 3.5Austin, MNCOURTESY OF KAAL TELEVISION
Dec 19, 2:58 AM CSTSNOW 2.5La Crosse, WIAT LA CROSSE NWS OFFICE
Dec 19, 2:58 AM CSTSNOW 6New Hampton, IA
Dec 19, 3:00 AM CSTSNOW 6New Hampton, IA
Dec 19, 3:10 AM CSTSNOW 7Elkader, IA
Dec 19, 3:10 AM CSTSNOW 7Strawberry Point, IA
Dec 19, 3:11 AM CSTSNOW 7Elkader, IA
Dec 19, 3:11 AM CSTSNOW 7Strawberry Point, IA
Dec 19, 3:25 AM CSTSNOW 3.23 Sse La Crosse, WICOURTESY OF WKBT TELEVISION
Dec 19, 3:37 AM CSTSNOW 3.2La Crosse 3sse, WI
Dec 19, 3:43 AM CSTSNOW 12 Nw Rochester, MNCOURTESY OF KTTC TELEVISION
Dec 19, 3:44 AM CSTSNOW 1Rochester Kttc Tv, MN
Dec 19, 3:47 AM CSTSNOW 1Goodview, MN
Dec 19, 3:47 AM CSTSNOW 3.2La Crosse, WI
Dec 19, 3:47 AM CSTSNOW 4.5Austin, MNCOURTESY OF KAAL TELEVISION
Dec 19, 3:48 AM CSTSNOW 1Goodview, MN
Dec 19, 3:49 AM CSTSNOW 4.5Austin Kaal Tv, MN
Dec 19, 3:51 AM CSTSNOW 4Waukon, IA
Dec 19, 3:51 AM CSTSNOW 4.5Richland Center, WI
Dec 19, 3:51 AM CSTSNOW 4.5Richland Center, WI
Dec 19, 3:51 AM CSTSNOW 6.2Prairie Du Chien, WI
Dec 19, 3:52 AM CSTSNOW 6.2Prairie Du Chien, WI
Dec 19, 3:54 AM CSTSNOW 4Waukon, IA
Dec 19, 3:55 AM CSTSNOW 4.2Viroqua, WI
Dec 19, 3:56 AM CSTSNOW 4Decorah, IA
Dec 19, 3:56 AM CSTSNOW 4.2Viroqua, WI
Dec 19, 3:57 AM CSTSNOW 4Decorah, IA
Dec 19, 4:00 AM CSTSNOW 43 E Spring Valley, MN
Dec 19, 4:11 AM CSTSNOW 4.4Grand Meadow, MN
Dec 19, 4:20 AM CSTSNOW 4Spring Valley 3e, MN
Dec 19, 4:29 AM CSTHEAVY SNOW 7Charles City, IAESTIMATES OF 6 TO 8 INCHES ACROSS THE COUNTY.
Dec 19, 4:29 AM CSTSNOW 7Charles City, IA
Dec 19, 4:34 AM CSTSNOW 3Adams County, WI
Dec 19, 4:35 AM CSTSNOW 3Adams, WI
Dec 19, 4:40 AM CSTSNOW 3Sparta, WI
Dec 19, 4:40 AM CSTSNOW 3Sparta, WI
Dec 19, 4:40 AM CSTSNOW 4Cashton, WI
Dec 19, 5:00 AM CSTHEAVY SNOW 7.5Edgewood, IA
Dec 19, 5:17 AM CSTSNOW 3.52 Nw Rochester, MN
Dec 19, 5:17 AM CSTSNOW 3.5Rochester Kttc Tv, MN
Dec 19, 5:22 AM CSTSNOW 4.6Spring Valley 3e, MN
Dec 19, 5:36 AM CSTSNOW 3.2Winona, MN
Dec 19, 5:43 AM CSTSNOW 6Steuben, WI
Dec 19, 5:53 AM CSTSNOW 5.5Viroqua, WI
Dec 19, 5:54 AM CSTSNOW 5De Soto, WI
Dec 19, 6:17 AM CSTSNOW 7Waukon, IA
Dec 19, 6:17 AM CSTSNOW 9.5Clermont, IA
Dec 19, 6:20 AM CSTSNOW 5.5Rochester 2nw, MN
Dec 19, 6:20 AM CSTSNOW 9.5Farmersburg, IA
Dec 19, 6:24 AM CSTSNOW 4.5Stewartville, MN

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

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 9.8 hours before the alert went out and 221 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 2008-12-17Temperature 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 2008-12-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -66 square meters per square second.1939587897117136156Sfc1 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
829 m above ground
0-6 km bulk shear
84 kt
0-1 km storm-relative helicity
-66 m²/s²
0-3 km storm-relative helicity
66 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 
WWUS43 KARX 172148
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
348 PM CST WED DEC 17 2008

...HEAVY SNOWFALL EXPECTED FOR PORTIONS OF THE REGION THURSDAY
NIGHT THROUGH FRIDAY MORNING...

.A STRONG WINTER STORM WILL MOVE OUT OF THE COLORADO ROCKIES AND
INTO THE CENTRAL PLAINS THURSDAY AFTERNOON...AND ACROSS NORTHERN
ILLINOIS BY FRIDAY MORNING. THIS STORM SYSTEM APPEARS THAT IT WILL
HAVE AMPLE PACIFIC AND GULF MOISTURE TO WORK WITH. THIS WILL LEAD
TO SIGNIFICANT SNOWFALL ACROSS THE AREA...WITH HEAVY SNOW EXPECTED
ACROSS PORTIONS OF NORTHEAST IOWA AND SOUTHWEST WISCONSIN. THERE
IS THE POSSIBILITY THAT SNOWFALL MAY BECOME INTENSE THURSDAY NIGHT
WITH ONE TO TWO INCH PER HOUR SNOWFALL RATES. IT APPEARS RIGHT NOW
THAT AREAS SOUTHEAST OF A LINE FROM OELWEIN AND ELKADER IOWA...
THROUGH PRAIRIE DU CHIEN AND RICHLAND CENTER WISCONSIN...WILL BE
MORE FAVORABLE FOR SNOWFALL OF 8 INCHES OR MORE. A GENERAL 4 TO 7
INCH SNOWFALL IS POSSIBLE ALONG THE INTERSTATE 90 CORRIDOR...WITH LESSER
AMOUNTS FURTHER NORTH. THE EXACT PATH OF THIS STORM IS NOT CERTAIN...
AND THEREFORE PEOPLE ARE URGED TO STAY TUNED TO THE LATEST
FORECAST INFORMATION CONCERNING THIS STORM SYSTEM.

IAZ029-030-WIZ054-055-061-180600-
/O.UPG.KARX.WS.A.0011.081219T0000Z-081219T1800Z/
/O.NEW.KARX.WS.W.0008.081219T0000Z-081219T1800Z/
FAYETTE-CLAYTON-CRAWFORD-RICHLAND-GRANT-
INCLUDING THE CITIES OF...OELWEIN...PRAIRIE DU CHIEN...
RICHLAND CENTER...PLATTEVILLE
348 PM CST WED DEC 17 2008

...WINTER STORM WARNING IN EFFECT FROM 6 PM THURSDAY TO 12 PM CST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 6 PM
THURSDAY TO 12 PM CST FRIDAY. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT.

A WINTER STORM WILL BRING A ROUND OF HEAVY SNOWFALL TO THE AREA
THURSDAY EVENING THROUGH FRIDAY MORNING. SNOW IS EXPECTED TO
SPREAD INTO NORTHEAST IOWA AND FAR SOUTHWEST WISCONSIN BY LATE
AFTERNOON. SNOW TOTALS OF 8 INCHES OR MORE IS EXPECTED BY FRIDAY MORNING.
SNOWFALL MAY GET ESPECIALLY HEAVY FOR A TIME THURSDAY NIGHT WITH
1 TO 2 INCH PER HOUR SNOWFALL RATES. THIS WILL WILL DEFINITELY
MAKE TRAVEL TREACHEROUS WITH RAPIDLY ACCUMULATING SNOW AND LIMITED
VISIBILITY.

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT 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.

$$

IAZ008>011-018-019-MNZ079-086>088-094>096-WIZ032>034-041>044-053-
180600-
/O.CON.KARX.WS.A.0011.081219T0000Z-081219T1800Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-WABASHA-
DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-BUFFALO-TREMPEALEAU-
JACKSON-LA CROSSE-MONROE-JUNEAU-ADAMS-VERNON-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
ROCHESTER...WINONA...AUSTIN...BLACK RIVER FALLS...LA CROSSE...
SPARTA/TOMAH...MAUSTON...VIROQUA
348 PM CST WED DEC 17 2008

...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY EVENING
THROUGH FRIDAY MORNING...

A WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY EVENING
THROUGH FRIDAY MORNING. 

A WINTER STORM SYSTEM WILL BRING SIGNIFICANT SNOWFALL TO THE
REGION THURSDAY EVENING THROUGH FRIDAY MORNING. SNOW IS EXPECTED TO
DEVELOP ACROSS NORTHEAST IOWA AND SOUTHEAST MINNESOTA LATE
THURSDAY AFTERNOON...WITH SNOW SPREADING ACROSS THE REMAINDER OF
THE REGION BY EVENING. THE SNOW IS EXPECTED TO CONTINUE EARLY
FRIDAY BEFORE TAPERING OFF. IT APPEARS A GENERAL 4 TO 7 INCH
SNOWFALL IS POSSIBLE ALONG THE INTERSTATE 90 CORRIDOR...WITH
LESSER AMOUNTS FURTHER NORTH. THE EXACT PATH OF THIS STORM IS NOT
CERTAIN...THEREFORE PEOPLE ARE URGED TO STAY TUNED TO THE LATEST
FORECAST INFORMATION CONCERNING THIS STORM SYSTEM.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

$$

DAS

WEATHER.GOV/LACROSSE
12 follow-up statements
000 
WWUS43 KARX 180312
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
912 PM CST WED DEC 17 2008

...SIGNIFICANT SNOW ACCUMULATIONS EXPECTED THURSDAY NIGHT AND
FRIDAY MORNING...

.A WINTER STORM CURRENTLY OVER SOUTHERN CALIFORNIA WILL MOVE
RAPIDLY NORTHEAST THROUGH FRIDAY. CURRENT INDICATIONS ARE THAT THE
STORM WILL COME OUT OF THE CENTRAL ROCKIES LATE THURSDAY
AFTERNOON. THE STORM WILL THEN QUICKLY MOVE NORTHEAST REACHING
NORTHERN OHIO BY MID-DAY FRIDAY. THIS TRACK WILL LEAD TO
ACCUMULATING SNOW ACROSS THE ENTIRE REGION THURSDAY NIGHT AND
FRIDAY...WITH SIGNIFICANT ACCUMULATIONS EXPECTED ACROSS NORTHEAST
IOWA INTO SOUTHWEST WISCONSIN. THERE IS THE POSSIBILITY THAT
INTENSE PERIODS OF SNOW COULD OCCUR WITH SNOWFALL RATES OF ONE TO
TWO INCHES AN HOUR. 8 OR MORE INCHES OF ACCUMULATIONS WILL BE
POSSIBLE FOR AREAS SOUTH OF AN OELWEIN IOWA TO RICHLAND CENTER
WISCONSIN LINE. NORTH OF THIS LINE THROUGH THE INTERSTATE 90
CORRIDOR...AMOUNTS OF 4 TO 7 INCHES ARE EXPECTED WITH LESSER
AMOUNTS NORTH OF INTERSTATE 90. THE EXACT PATH OF THIS STORM IS
STILL UNCERTAIN AND ANY SHIFT IN THE PATH WILL IMPACT THE SNOW
ACCUMULATIONS.

IAZ029-030-WIZ054-055-061-181115-
/O.CON.KARX.WS.W.0008.081219T0000Z-081219T1800Z/
FAYETTE-CLAYTON-CRAWFORD-RICHLAND-GRANT-
INCLUDING THE CITIES OF...OELWEIN...PRAIRIE DU CHIEN...
RICHLAND CENTER...PLATTEVILLE
912 PM CST WED DEC 17 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THURSDAY TO
12 PM CST FRIDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THURSDAY TO
12 PM CST FRIDAY. 

A WINTER STORM WILL BRING HEAVY SNOW TO THE AREA THURSDAY NIGHT
INTO FRIDAY MORNING. SNOW IS EXPECTED TO SPREAD INTO THE AREA
LATE THURSDAY AFTERNOON OR EVENING WITH THE HEAVY SNOW EXPECTED
DURING THE OVERNIGHT HOURS THURSDAY INTO FRIDAY MORNING. SOME OF
THIS HEAVY SNOW COULD BE QUITE INTENSE WITH RATES OF 1 TO 2 INCHES
AN HOUR. TOTAL ACCUMULATIONS OF 8 INCHES OR MORE ARE EXPECTED ONCE
THE SNOW ENDS FRIDAY.

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT 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.

$$

IAZ008>011-018-019-MNZ079-086>088-094>096-WIZ032>034-041>044-053-
181115-
/O.CON.KARX.WS.A.0011.081219T0000Z-081219T1800Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-WABASHA-
DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-BUFFALO-TREMPEALEAU-
JACKSON-LA CROSSE-MONROE-JUNEAU-ADAMS-VERNON-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
ROCHESTER...WINONA...AUSTIN...BLACK RIVER FALLS...LA CROSSE...
SPARTA/TOMAH...MAUSTON...VIROQUA
912 PM CST WED DEC 17 2008

...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY EVENING
THROUGH FRIDAY MORNING...

A WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY EVENING
THROUGH FRIDAY MORNING. 

A WINTER STORM WILL BRING MORE ACCUMULATING SNOWS TO THE REGION
THURSDAY NIGHT THROUGH FRIDAY MORNING. SNOW IS EXPECTED TO DEVELOP
ACROSS THE AREA LATE THURSDAY AFTERNOON OR EVENING WITH THE
HEAVIEST SNOW OCCURRING DURING THE OVERNIGHT HOURS THURSDAY INTO
FRIDAY MORNING. ACCUMULATIONS OF 4 TO 7 INCHES ARE EXPECTED ALONG
AND SOUTH OF INTERSTATE 90 WITH LESSER AMOUNTS TO THE NORTH.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

$$

04

WEATHER.GOV/LACROSSE
000 
WWUS43 KARX 181024
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
424 AM CST THU DEC 18 2008

...HEAVY SNOW STILL ON TRACK FOR TONIGHT AND FRIDAY MORNING...

.A WINTER STORM THAT WILL MOVE OUT OF THE SOUTHWEST U.S. AND INTO
THE MIDWEST TODAY WILL BEGIN TO SPREAD SNOW INTO THE REGION STARTING
LATE THIS AFTERNOON. BY THIS EVENING SNOW WILL BREAK OUT IN MOST
AREAS AND COULD BECOME HEAVY AT TIMES...ESPECIALLY ACROSS PARTS OF
IOWA INTO SOUTHWEST WISCONSIN. SNOWFALL RATES COULD REACH 1 TO 2
INCHES AN HOUR AT TIMES BUT THE SNOW SHOULD END FROM WEST TO EAST
DURING THE DAY FRIDAY. THIS IS A RELATIVELY FAST MOVING STORM.

SNOWFALL ACCUMULATIONS BY FRIDAY MORNING COULD BE 6 TO 10 INCHES
FROM NORTHEAST IOWA INTO SOUTHWEST WISCONSIN...WITH A POTENTIAL
FOR A FEW LOCALLY HIGHER TOTALS. ACROSS SOUTHEAST MINNESOTA INTO
WEST CENTRAL WISCONSIN SNOWFALL TOTALS WILL LIKELY BE IN THE 3 TO
6 INCH RANGE WITH EVEN LESSER AMOUNTS ACROSS NORTH CENTRAL WISCONSIN.

ROADS WILL BECOME SNOW COVERED AGAIN QUICKLY THURSDAY NIGHT AND
TRAVEL ON FRIDAY MORNING COULD BE QUITE HAMPERED. CHECK FOR LATER
UPDATES ON THIS EXPECTED WINTER STORM.

IAZ008>011-018-019-WIZ043-044-053-181830-
/O.UPG.KARX.WS.A.0011.081219T0000Z-081219T1800Z/
/O.EXA.KARX.WS.W.0008.081219T0000Z-081219T1800Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-JUNEAU-ADAMS-
VERNON-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
MAUSTON...VIROQUA
424 AM CST THU DEC 18 2008

...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 12 PM
CST FRIDAY...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 6 PM THIS
EVENING TO 12 NOON FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN
EFFECT.

A WINTER STORM WILL BRING MORE ACCUMULATING SNOWS TO THE REGION
STARTING TONIGHT AND GOING THROUGH FRIDAY MORNING. THE HEAVIEST
SNOW WILL FALL DURING THE OVERNIGHT HOURS INTO FRIDAY MORNING WITH
TOTALS EXPECTED FROM 6 TO 8 INCHES.

PLAN FOR POOR TO DANGEROUS DRIVING OR TRAVEL CONDITIONS ON FRIDAY
MORNING.

$$

IAZ029-030-WIZ054-055-061-181830-
/O.CON.KARX.WS.W.0008.081219T0000Z-081219T1800Z/
FAYETTE-CLAYTON-CRAWFORD-RICHLAND-GRANT-
INCLUDING THE CITIES OF...OELWEIN...PRAIRIE DU CHIEN...
RICHLAND CENTER...PLATTEVILLE
424 AM CST THU DEC 18 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 12 PM CST FRIDAY...

A WINTER STORM WILL BRING HEAVY SNOW TO THE AREA STARTING TONIGHT
AND GOING INTO FRIDAY MORNING. THE HEAVIEST SNOW IS EXPECTED TO
FALL DURING THE OVERNIGHT HOURS OR EARLY FRIDAY...WITH TOTALS OF 7
TO 10 INCHES POSSIBLE. THERE COULD EVEN BE SOME LOCALLY HIGHER
TOTALS IF THE SNOW FORMS INTO BANDS OR THUNDERSTORMS ARE OBSERVED.

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST
THAT WILL MAKE TRAVEL DANGEROUS...ESPECIALLY FRIDAY MORNING.

$$

MNZ079-086>088-094>096-WIZ032>034-041-042-181830-
/O.UPG.KARX.WS.A.0011.081219T0000Z-081219T1800Z/
/O.NEW.KARX.WW.Y.0015.081219T0000Z-081219T1800Z/
WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-BUFFALO-
TREMPEALEAU-JACKSON-LA CROSSE-MONROE-
INCLUDING THE CITIES OF...ROCHESTER...WINONA...AUSTIN...
BLACK RIVER FALLS...LA CROSSE...SPARTA/TOMAH
424 AM CST THU DEC 18 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
12 PM CST FRIDAY...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 6 PM THIS
EVENING TO 12 PM CST FRIDAY. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT.

A WINTER STORM WILL BRING MORE ACCUMULATING SNOWS TO THE REGION
TONIGHT AND INTO FRIDAY MORNING. SNOWFALL TOTALS WILL LIKELY BE
HIGHEST TO THE SOUTH...BUT COULD BE IN THE 4 TO 7 INCH RANGE BY
NOON ON FRIDAY. 

ROAD CONDITIONS WILL WORSEN TONIGHT AND COULD BE POOR FRIDAY
MORNING. PLAN ACCORDINGLY BY CHECKING AHEAD...DELAYING YOUR TRAVEL...
OR ALLOWING EXTRA TRAVEL TIME.

$$

WIZ029-181830-
/O.NEW.KARX.WW.Y.0015.081219T0000Z-081219T1800Z/
CLARK-
INCLUDING THE CITY OF...NEILLSVILLE
424 AM CST THU DEC 18 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
12 PM CST FRIDAY...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 6 PM THIS
EVENING TO 12 PM CST FRIDAY.

A WINTER STORM WILL BRING MORE ACCUMULATING SNOWS TO THE REGION
STARTING TONIGHT AND GOING INTO FRIDAY MORNING. SNOWFALL TOTALS
WILL LIKELY BE IN THE 3 TO 5 INCH RANGE BY NOON ON FRIDAY WHICH
COULD MAKE TRAVEL FRIDAY MORNING DIFFICULT. PLAN ACCORDINGLY AND
ALLOW FOR EXTRA TRAVEL TIME ON FRIDAY. 

$$

WEATHER.GOV/LACROSSE

SHEA
000 
WWUS43 KARX 181644
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
1044 AM CST THU DEC 18 2008

...SNOW DEVELOPS THIS EVENING AND WILL QUICKLY BECOME HEAVY...

.SNOW WILL DEVELOP THIS EVENING FROM SOUTH TO NORTH ACROSS THE
AREA AND WILL QUICKLY BECOME HEAVY. A FAST MOVING WINTER STORM
COMING OUT OF THE SOUTHERN ROCKIES WILL IMPACT THE AREA WITH
HAZARDOUS WINTER WEATHER BEGINNING THIS EVENING...AND ENDING
DURING THE MORNING HOURS ON FRIDAY. THE BRUNT OF THE SNOW WILL
FALL OVERNIGHT...MAINLY AFTER MIDNIGHT THROUGH THE MORNING
COMMUTE...ENSURING FRIDAY MORNING COMMUTERS WILL SEE SIGNIFICANT
SLOWDOWNS AND HAZARDOUS TRAVEL.

THE WINTER STORM WARNING HAS BEEN EXPANDED TO INCLUDE AREAS ALONG
AND SOUTH OF A LINE FROM AUSTIN THROUGH LA CROSSE AND INTO THE
SPARTA AND TOMAH AREAS. SNOWFALL AMOUNTS IN THE WARNING AREA WILL RANGE
FROM 6 TO 12 INCHES...WITH THE HIGHEST AMOUNTS ACROSS NORTHEAST
IOWA INTO SOUTHWEST WISCONSIN. A WINTER WEATHER ADVISORY REMAINS
IN EFFECT FOR MUCH OF THE REST OF SOUTHEAST MINNESOTA INTO CENTRAL
WISCONSIN NORTH OF INTERSTATE 90 WHERE 3 TO 6 INCHES OF SNOW IS
EXPECTED. 

SNOWFALL RATES AFTER MIDNIGHT AND INTO THE MORNING COMMUTE TIME
ARE EXPECTED TO BE QUITE HEAVY...IN EXCESS OF 1 INCH PER HOUR FOR
SEVERAL HOURS WHICH WILL BRING HEAVY ACCUMULATIONS IN A SHORT
PERIOD OF TIME. ROAD CONDITIONS ARE EXPECTED TO DETERIORATE RAPIDLY
TONIGHT...AND REMAIN TREACHEROUS THROUGH THE MORNING HOURS.

MNZ094>096-WIZ041-042-190045-
/O.UPG.KARX.WW.Y.0015.081219T0000Z-081219T1800Z/
/O.EXA.KARX.WS.W.0008.081219T0000Z-081219T1800Z/
MOWER-FILLMORE-HOUSTON-LA CROSSE-MONROE-
INCLUDING THE CITIES OF...AUSTIN...LA CROSSE...SPARTA/TOMAH
1044 AM CST THU DEC 18 2008

...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 12 PM
CST FRIDAY...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 6 PM THIS
EVENING TO 12 PM CST FRIDAY. THE WINTER WEATHER ADVISORY IS NO
LONGER IN EFFECT.

SNOWFALL ACCUMULATIONS FROM 6 TO 8 INCHES ARE EXPECTED BY FRIDAY 
MORNING AS A FAST MOVING WINTER STORM MOVES THROUGH THE AREA. THE 
HEAVIEST SNOW WILL FALL AFTER MIDNIGHT INTO THE MORNING COMMUTE 
HOURS...WHEN SNOWFALL RATES IN EXCESS OF AN INCH PER HOUR WILL BE 
LIKELY. IT IS EXPECTED THE MORNING COMMUTE ON FRIDAY WILL SEE 
SIGNIFICANT SLOWDOWNS...AND TREACHEROUS TRAVEL CONDITIONS.

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT 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.

$$

IAZ008>011-018-019-029-030-WIZ043-044-053>055-061-190045-
/O.CON.KARX.WS.W.0008.081219T0000Z-081219T1800Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...MAUSTON...VIROQUA...PRAIRIE DU CHIEN...
RICHLAND CENTER...PLATTEVILLE
1044 AM CST THU DEC 18 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 12 PM CST FRIDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 12 PM CST FRIDAY. 

A WINTER STORM WILL BRING MORE ACCUMULATING SNOWS TO THE REGION 
STARTING TONIGHT AND GOING THROUGH FRIDAY MORNING. THE HEAVIEST SNOW 
WILL FALL DURING THE OVERNIGHT HOURS INTO FRIDAY MORNING WHEN 
SNOWFALL RATES WILL LIKELY EXCEED AN INCH PER HOUR. SNOWFALL TOTALS 
ARE EXPECTED TO RANGE FROM 6 TO 12 INCHES.

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT 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.

$$

MNZ079-086>088-WIZ029-032>034-190045-
/O.CON.KARX.WW.Y.0015.081219T0000Z-081219T1800Z/
WABASHA-DODGE-OLMSTED-WINONA-CLARK-BUFFALO-TREMPEALEAU-JACKSON-
INCLUDING THE CITIES OF...ROCHESTER...WINONA...NEILLSVILLE...
BLACK RIVER FALLS
1044 AM CST THU DEC 18 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 12 PM CST FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 12 PM CST FRIDAY. 

A WINTER STORM WILL BRING MORE ACCUMULATING SNOWS TO THE REGION 
TONIGHT AND INTO FRIDAY MORNING. EXPECT THE HEAVIEST SNOWFALL 
OVERNIGHT AND THROUGH THE MORNING COMMUTE. SNOWFALL TOTALS WILL BE 
IN THE 3 TO 6 INCH RANGE BY NOON ON FRIDAY.

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL
CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

$$

BINAU

WEATHER.GOV/LACROSSE
000 
WWUS43 KARX 182045
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
245 PM CST THU DEC 18 2008

...WINTER STORM TO BRING HEAVY SNOW TONIGHT INTO FRIDAY MORNING...

.SNOW WILL DEVELOP THROUGH THIS EVENING FROM SOUTH TO NORTH ACROSS THE
AREA AND WILL QUICKLY BECOME HEAVY ONCE IT BEGINS. A FAST MOVING WINTER
STORM COMING OUT OF THE CENTRAL HIGH PLAINS WILL IMPACT THE AREA WITH
HAZARDOUS WINTER WEATHER BEGINNING THIS EVENING...AND ENDING
DURING THE MORNING HOURS ON FRIDAY. THE BRUNT OF THE SNOW WILL
FALL AFTER MIDNIGHT...AND INTO THE EARLY COMMUTING HOURS ON
FRIDAY. A RAPID END TO THE SNOW IS EXPECTED THROUGH THE MORNING
HOURS ON FRIDAY.

THE WINTER STORM WARNING HAS BEEN EXPANDED TO NOW INCLUDE ALL
AREAS ALONG AND SOUTH OF A DODGE CENTER TO ROCHESTER TO WINONA AND
TOMAH LINE. SNOWFALL AMOUNTS IN THE WARNING AREA WILL RANGE FROM 5
TO 8 INCHES IN THE INTERSTATE 90 CORRIDOR...TO 7 TO 12 INCHES
ACROSS NORTHEAST IOWA INTO SOUTHWEST WISCONSIN. A WINTER WEATHER
ADVISORY REMAINS IN EFFECT FOR THE REST OF SOUTHEAST MINNESOTA
INTO CENTRAL WISCONSIN WHERE 3 TO 6 INCHES OF SNOW IS EXPECTED.

SNOWFALL RATES AFTER MIDNIGHT AND INTO THE MORNING COMMUTE TIME
ARE EXPECTED TO BE QUITE HEAVY...IN EXCESS OF 1 INCH PER HOUR FOR
SEVERAL HOURS WHICH WILL BRING HEAVY ACCUMULATIONS IN A SHORT
PERIOD OF TIME. ROAD CONDITIONS ARE EXPECTED TO DETERIORATE
RAPIDLY TONIGHT ONCE THE SNOW BEGINS...AND REMAIN TREACHEROUS THROUGH
THE MORNING HOURS.

MNZ086>088-190445-
/O.UPG.KARX.WW.Y.0015.081219T0000Z-081219T1800Z/
/O.EXA.KARX.WS.W.0008.081219T0000Z-081219T1800Z/
DODGE-OLMSTED-WINONA-
INCLUDING THE CITIES OF...ROCHESTER...WINONA
245 PM CST THU DEC 18 2008

...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 12 PM
CST FRIDAY...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 6 PM THIS
EVENING TO 12 PM CST FRIDAY. THIS IS AN UPGRADE TO THE PREVIOUSLY
ISSUED WINTER WEATHER ADVISORY.

ACCUMULATING SNOW WILL SPREAD INTO THE AREA LATER THIS EVENING AND
QUICKLY BECOME HEAVY. SNOWFALL RATES OVERNIGHT WILL LIKELY EXCEED
AN INCH PER HOUR...WITH STORM TOTAL ACCUMULATIONS RANGING FROM 5
TO 7 INCHES IN THE WARNING AREA. VISIBILITIES IN FALLING SNOW WILL
LIKELY DROP TO A QUARTER MILE OR LESS MAKING TRAVEL DIFFICULT.
EXPECT THE MORNING COMMUTE TO BE TREACHEROUS...AND VERY SLOW.

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT 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.

$$

IAZ008>011-018-019-029-030-MNZ094>096-WIZ041>044-053>055-061-
190445-
/O.CON.KARX.WS.W.0008.081219T0000Z-081219T1800Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-MOWER-FILLMORE-HOUSTON-LA CROSSE-MONROE-JUNEAU-ADAMS-
VERNON-CRAWFORD-RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...AUSTIN...LA CROSSE...SPARTA/TOMAH...MAUSTON...VIROQUA...
PRAIRIE DU CHIEN...RICHLAND CENTER...PLATTEVILLE
245 PM CST THU DEC 18 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 12 PM CST FRIDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 12 PM CST FRIDAY. 

ACCUMULATING SNOW WILL SPREAD INTO THE AREA THIS EVENING AND
QUICKLY BECOME HEAVY. SNOWFALL RATES OVERNIGHT WILL LIKELY EXCEED
AN INCH PER HOUR...WITH STORM TOTAL ACCUMULATIONS RANGING FROM 7
TO 12 INCHES IN THE WARNING AREA. THE LIGHTER OF THESE
ACCUMULATIONS WILL LIKELY OCCUR IN THE INTERSTATE 90
CORRIDOR...WITH THE HEAVIER AMOUNTS CONFINED TO NORTHEAST IOWA AND
SOUTHWEST WISCONSIN NEAR THE WISCONSIN RIVER. VISIBILITIES IN
FALLING SNOW WILL DROP TO A QUARTER MILE AT TIMES...MAKING TRAVEL
DIFFICULT. EXPECT THE MORNING COMMUTE TO BE TREACHEROUS...AND VERY
SLOW.

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT 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.

$$

MNZ079-WIZ029-032>034-190445-
/O.CON.KARX.WW.Y.0015.081219T0000Z-081219T1800Z/
WABASHA-CLARK-BUFFALO-TREMPEALEAU-JACKSON-
INCLUDING THE CITIES OF...NEILLSVILLE...BLACK RIVER FALLS
245 PM CST THU DEC 18 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 12 PM CST FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 12 PM CST FRIDAY. 

ACCUMULATING SNOW WILL SPREAD INTO THE AREA LATER THIS EVENING AND
QUICKLY BECOME HEAVY OVERNIGHT. SNOWFALL RATES OVERNIGHT WILL
LIKELY APPROACH AN INCH PER HOUR...WITH STORM TOTAL ACCUMULATIONS
RANGING FROM 3 TO 6 INCHES IN THE ADVISORY AREA. VISIBILITIES IN
FALLING SNOW COULD DROP TO A QUARTER MILE OR LESS MAKING TRAVEL
DIFFICULT. EXPECT THE MORNING COMMUTE TO BE TREACHEROUS...AND VERY
SLOW.

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

BINAU

WEATHER.GOV/LACROSSE
000 
WWUS43 KARX 190047
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
647 PM CST THU DEC 18 2008

...HEAVY SNOW EXPECTED OVERNIGHT INTO FRIDAY MORNING...

.A FAST MOVING WINTER STORM WILL MOVE OUT OF THE CENTRAL ROCKIES
THIS EVENING REACHING NORTHERN OHIO BY MID-DAY FRIDAY. SNOW FROM
THIS SYSTEM IS EXPECTED TO BEGIN SPREADING INTO THE AREA DURING
THE MID TO LATE EVENING HOURS AND CONTINUE INTO FRIDAY MORNING. A
PERIOD OF VERY HEAVY SNOW IS EXPECTED OVERNIGHT INTO THE FRIDAY
MORNING COMMUTE WHEN ACCUMULATION RATES OF 1 TO 2 INCHES AN HOUR
WILL BE POSSIBLE. THIS WILL CAUSE RAPID SNOW ACCUMULATIONS TO
OCCUR AND CREATE VERY DANGEROUS DRIVING CONDITIONS. THE SNOW IS
EXPECTED TO RAPIDLY END FROM MID TO LATE FRIDAY MORNING.

STORM TOTAL ACCUMULATIONS ARE EXPECTED TO RANGE FROM 7 TO 12
INCHES FOR ALL OF NORTHEAST IOWA INTO SOUTHWEST WISCONSIN FOR
LOCATIONS SOUTH OF VIROQUA. A BAND OF 5 TO 8 INCHES SHOULD OCCUR
IN THE INTERSTATE 90 CORRIDOR...OR SOUTH OF A DODGE CENTER
MINNESOTA TO MAUSTON WISCONSIN LINE. A WINTER STORM WARNING IS IN
EFFECT FOR ALL OF THESE AREAS.

FARTHER TO THE NORTH...A WINTER WEATHER ADVISORY IS IN EFFECT FOR
THE REMAINDER OF SOUTHEAST MINNESOTA INTO CENTRAL WISCONSIN. AREAS
ALONG AND SOUTH OF HIGHWAY 10 CAN EXPECT ACCUMULATIONS OF 3 TO 6
INCHES.

IAZ008>011-018-019-029-030-MNZ086>088-094>096-WIZ041>044-053>055-
061-190900-
/O.CON.KARX.WS.W.0008.000000T0000Z-081219T1800Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-LA CROSSE-
MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...ROCHESTER...WINONA...AUSTIN...LA CROSSE...
SPARTA/TOMAH...MAUSTON...VIROQUA...PRAIRIE DU CHIEN...
RICHLAND CENTER...PLATTEVILLE
647 PM CST THU DEC 18 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM CST
FRIDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM CST FRIDAY. 

SNOW IS EXPECTED TO SPREAD INTO THE AREA DURING THE MID TO LATE
EVENING HOURS. THIS SNOW WILL BECOME HEAVY AFTER MIDNIGHT WITH
SNOWFALL RATES OF 1 TO 2 INCHES AN HOUR REDUCING THE VISIBILITY TO
A HALF MILE OR LESS. TRAVEL WILL BECOME VERY DIFFICULT AND SHOULD
REMAIN SO THROUGH THE FRIDAY MORNING COMMUTE.

STORM TOTAL ACCUMULATIONS OF 7 TO 12 INCHES WILL BE POSSIBLE
ACROSS ALL OF NORTHEAST IOWA INTO SOUTHWEST WISCONSIN FOR
LOCATIONS SOUTH OF VIROQUA. THE REMAINDER OF THE WARNING AREA CAN
EXPECT ACCUMULATIONS OF 5 TO 8 INCHES.

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT 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.

$$

MNZ079-WIZ029-032>034-190900-
/O.CON.KARX.WW.Y.0015.000000T0000Z-081219T1800Z/
WABASHA-CLARK-BUFFALO-TREMPEALEAU-JACKSON-
INCLUDING THE CITIES OF...NEILLSVILLE...BLACK RIVER FALLS
647 PM CST THU DEC 18 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 12 PM CST
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 12 PM CST
FRIDAY. 

SNOW WILL SPREAD INTO THE AREA LATE THIS EVENING OR EARLY FRIDAY
MORNING. A PERIOD OF HEAVY SNOW IS EXPECTED AFTER MIDNIGHT WITH
SNOWFALL RATES AROUND AN INCH AN HOUR REDUCING THE VISIBILITY TO A
HALF MILE OR LESS. TRAVEL CONDITIONS OVERNIGHT INTO THE FRIDAY
MORNING COMMUTE WILL BE DANGEROUS. THE SNOW IS EXPECTED TO
RAPIDLY DIMINISH DURING THE MID TO LATE MORNING HOURS FRIDAY.
STORM TOTAL ACCUMULATIONS SHOULD RANGE FROM 3 TO 6 INCHES.

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

04

WEATHER.GOV/LACROSSE
000 
WWUS43 KARX 190357
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
957 PM CST THU DEC 18 2008

...SNOW BEGINNING TO SPREAD INTO THE AREA...

.A FAST MOVING WINTER STORM WILL MOVE FROM CENTRAL KANSAS THIS
EVENING TO NORTHERN OHIO BY MID-DAY FRIDAY. SNOW FROM THIS SYSTEM
HAS BEGUN SPREADING INTO THE REGION AND IS EXPECTED TO REACH AS
FAR NORTH AS INTERSTATE 90 BY 1 AM FRIDAY. THE SNOW IS THEN
EXPECTED TO CONTINUE SPREADING NORTH REACHING NORTH CENTRAL
WISCONSIN BY 4 AM AND THEN CONTINUE ACROSS THE ENTIRE AREA THE MID
MORNING HOURS FRIDAY. HEAVY SNOW WILL DEVELOP AFTER MIDNIGHT INTO
THE FRIDAY MORNING COMMUTE WHEN ACCUMULATION RATES OF 1 TO 2
INCHES AN HOUR WILL BE POSSIBLE. THIS WILL CAUSE RAPID SNOW
ACCUMULATIONS TO OCCUR AND CREATE VERY DANGEROUS DRIVING
CONDITIONS. THE SNOW IS EXPECTED TO RAPIDLY END FROM MID TO LATE
FRIDAY MORNING.

STORM TOTAL ACCUMULATIONS ARE EXPECTED TO RANGE FROM 7 TO
12 INCHES FOR ALL OF NORTHEAST IOWA INTO SOUTHWEST WISCONSIN FOR
LOCATIONS SOUTH OF VIROQUA. A BAND OF 5 TO 8 INCHES SHOULD OCCUR
IN THE INTERSTATE 90 CORRIDOR...OR SOUTH OF A DODGE CENTER
MINNESOTA TO MAUSTON WISCONSIN LINE. A WINTER STORM WARNING IS IN
EFFECT FOR ALL OF THESE AREAS.

FARTHER TO THE NORTH...A WINTER WEATHER ADVISORY IS IN EFFECT FOR
THE REMAINDER OF SOUTHEAST MINNESOTA INTO CENTRAL WISCONSIN.
AREAS ALONG AND SOUTH OF HIGHWAY 10 CAN EXPECT ACCUMULATIONS OF
3 TO 6 INCHES.

IAZ008>011-018-019-029-030-MNZ086>088-094>096-WIZ041>044-053>055-
061-191200-
/O.CON.KARX.WS.W.0008.000000T0000Z-081219T1800Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-LA CROSSE-
MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...ROCHESTER...WINONA...AUSTIN...LA CROSSE...
SPARTA/TOMAH...MAUSTON...VIROQUA...PRAIRIE DU CHIEN...
RICHLAND CENTER...PLATTEVILLE
957 PM CST THU DEC 18 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM CST
FRIDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM CST FRIDAY. 

SNOW WILL CONTINUE TO SPREAD ACROSS THE AREA FOR THE REMAINDER OF
THE EVENING. THIS SNOW WILL BECOME HEAVY AFTER MIDNIGHT WITH
SNOWFALL RATES OF 1 TO 2 INCHES AN HOUR REDUCING THE VISIBILITY TO
A HALF MILE OR LESS. TRAVEL WILL BECOME VERY DIFFICULT AND SHOULD
REMAIN SO THROUGH THE FRIDAY MORNING COMMUTE.

STORM TOTAL ACCUMULATIONS OF 7 TO 12 INCHES WILL BE POSSIBLE
ACROSS ALL OF NORTHEAST IOWA INTO SOUTHWEST WISCONSIN FOR
LOCATIONS SOUTH OF VIROQUA. THE REMAINDER OF THE WARNING AREA CAN
EXPECT ACCUMULATIONS OF 5 TO 8 INCHES.

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT 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.

$$

MNZ079-WIZ029-032>034-191200-
/O.CON.KARX.WW.Y.0015.000000T0000Z-081219T1800Z/
WABASHA-CLARK-BUFFALO-TREMPEALEAU-JACKSON-
INCLUDING THE CITIES OF...NEILLSVILLE...BLACK RIVER FALLS
957 PM CST THU DEC 18 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 12 PM CST
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 12 PM CST
FRIDAY. 

SNOW IS EXPECTED TO SPREAD INTO THE AREA BETWEEN MIDNIGHT AND 
4 AM. A PERIOD OF HEAVY SNOW IS EXPECTED LATE TONIGHT INTO EARLY
FRIDAY MORNING WITH SNOWFALL RATES AROUND AN INCH AN HOUR
REDUCING THE VISIBILITY TO A HALF MILE OR LESS. TRAVEL CONDITIONS
OVERNIGHT INTO THE FRIDAY MORNING COMMUTE WILL BE DANGEROUS. THE
SNOW IS EXPECTED TO RAPIDLY DIMINISH DURING THE MID TO LATE
MORNING HOURS FRIDAY. STORM TOTAL ACCUMULATIONS SHOULD RANGE FROM
3 TO 6 INCHES.

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

04

WEATHER.GOV/LACROSSE
000 
WWUS43 KARX 190704
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
104 AM CST FRI DEC 19 2008

...SNOW OVERSPREADING THE AREA...

.AN AREA OF LOW PRESSURE IN EASTERN KANSAS WILL LIFT NORTHEAST
INTO ILLINOIS BY LATE MORNING AND THEN TO NORTHERN OHIO BY MID-
DAY FRIDAY. SNOW FROM THIS SYSTEM WAS SPREADING INTO THE
REGION AND IS EXPECTED REACH NORTH CENTRAL WISCONSIN BY 4 AM AND
THEN CONTINUE ACROSS THE ENTIRE AREA THE MID MORNING HOURS FRIDAY.
PERIODS OF MODERATE TO HEAVY SNOW WILL THEN CONTINUE INTO
THE FRIDAY MORNING COMMUTE WITH ACCUMULATION RATES OF 1 TO 2
INCHES AN HOUR WILL BE LIKELY. THIS WILL CAUSE RAPID SNOW
ACCUMULATIONS TO OCCUR AND CREATE VERY DANGEROUS DRIVING
CONDITIONS. THE SNOW IS EXPECTED TO RAPIDLY END FROM MID TO LATE
FRIDAY MORNING.

STORM TOTAL ACCUMULATIONS ARE EXPECTED TO RANGE FROM 7 TO
12 INCHES FOR ALL OF NORTHEAST IOWA INTO SOUTHWEST WISCONSIN FOR
LOCATIONS SOUTH OF VIROQUA. A BAND OF 5 TO 8 INCHES SHOULD OCCUR
IN THE INTERSTATE 90 CORRIDOR...OR SOUTH OF A DODGE CENTER
MINNESOTA TO MAUSTON WISCONSIN LINE. A WINTER STORM WARNING IS IN
EFFECT FOR ALL OF THESE AREAS.

FARTHER TO THE NORTH...A WINTER WEATHER ADVISORY IS IN EFFECT FOR
THE REMAINDER OF SOUTHEAST MINNESOTA INTO CENTRAL WISCONSIN.
AREAS ALONG AND SOUTH OF HIGHWAY 10 CAN EXPECT ACCUMULATIONS OF
3 TO 6 INCHES.

IAZ008>011-018-019-029-030-MNZ086>088-094>096-WIZ041>044-053>055-
061-191515-
/O.CON.KARX.WS.W.0008.000000T0000Z-081219T1800Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-LA CROSSE-
MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...ROCHESTER...WINONA...AUSTIN...LA CROSSE...
SPARTA/TOMAH...MAUSTON...VIROQUA...PRAIRIE DU CHIEN...
RICHLAND CENTER...PLATTEVILLE
104 AM CST FRI DEC 19 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY. 

MODERATE TO HEAVY SNOW WAS FALLING ACROSS NORTHEAST IOWA AND
PORTIONS OF SOUTHWEST WISCONSIN. SNOWFALL RATES OF 1 TO 2 INCHES
PER HOUR WERE COMMON IN THE HEAVIER BANDS. THE SNOW WILL CONTINUE
TO SPREAD NORTHWARD THROUGH THE OVERNIGHT HOURS WITH THE HEAVIER
SNOW BANDS REDUCING VISIBILITIES TO LESS THAN ONE HALF MILE.
TRAVEL WILL BECOME VERY DIFFICULT AND SHOULD REMAIN SO THROUGH THE
FRIDAY MORNING COMMUTE.

STORM TOTAL ACCUMULATIONS OF 7 TO 12 INCHES WILL BE POSSIBLE
ACROSS ALL OF NORTHEAST IOWA INTO SOUTHWEST WISCONSIN FOR
LOCATIONS SOUTH OF VIROQUA. THE REMAINDER OF THE WARNING AREA CAN
EXPECT ACCUMULATIONS OF 5 TO 8 INCHES.

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT 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.

$$

MNZ079-WIZ029-032>034-191515-
/O.CON.KARX.WW.Y.0015.000000T0000Z-081219T1800Z/
WABASHA-CLARK-BUFFALO-TREMPEALEAU-JACKSON-
INCLUDING THE CITIES OF...NEILLSVILLE...BLACK RIVER FALLS
104 AM CST FRI DEC 19 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST
TODAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY.

SNOW IS EXPECTED TO SPREAD INTO THE AREA THROUGH 4 AM. A PERIOD OF
HEAVY SNOW IS EXPECTED LATE TONIGHT INTO EARLY FRIDAY MORNING WITH
SNOWFALL RATES AROUND AN INCH AN HOUR REDUCING THE VISIBILITY TO A
HALF MILE OR LESS. TRAVEL CONDITIONS OVERNIGHT INTO THE FRIDAY
MORNING COMMUTE WILL BE DANGEROUS. THE SNOW IS EXPECTED TO RAPIDLY
DIMINISH DURING THE MID TO LATE MORNING HOURS FRIDAY. STORM TOTAL
ACCUMULATIONS SHOULD RANGE FROM 3 TO 6 INCHES.

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

RABERDING

WEATHER.GOV/LACROSSE
000 
WWUS43 KARX 190905
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
305 AM CST FRI DEC 19 2008

...MODERATE TO HEAVY SNOW FALLING ACROSS THE AREA...

.AN AREA OF LOW PRESSURE ALONG THE KANSAS NEBRASKA BORDER WILL LIFT
NORTHEAST INTO ILLINOIS BY LATE MORNING AND THEN TO NORTHERN OHIO
BY MID DAY TODAY. MODERATE TO HEAVY SNOW WAS FALLING ALONG AND SOUTH
OF INTERSTATE 90 EARLY THIS MORNING. THE SNOW WILL CONTINUE TO
SPREAD NORTHWARD OVER THE NEXT SEVERAL HOURS. PERIODS OF MODERATE
TO HEAVY SNOW WILL CONTINUE INTO THE MORNING COMMUTE WITH
ACCUMULATION RATES OF 1 TO 2 INCHES AN HOUR. THIS WILL CAUSE RAPID
SNOW ACCUMULATIONS TO OCCUR AND CREATE VERY DANGEROUS DRIVING
CONDITIONS. THE SNOW IS EXPECTED TO RAPIDLY END FROM MID TO LATE
MORNING.

STORM TOTAL ACCUMULATIONS ARE EXPECTED TO RANGE FROM 7 TO
12 INCHES FOR ALL OF NORTHEAST IOWA INTO SOUTHWEST WISCONSIN FOR
LOCATIONS SOUTH OF VIROQUA. A BAND OF 5 TO 8 INCHES SHOULD OCCUR
IN THE INTERSTATE 90 CORRIDOR...OR SOUTH OF A DODGE CENTER
MINNESOTA TO MAUSTON WISCONSIN LINE. A WINTER STORM WARNING IS IN
EFFECT FOR ALL OF THESE AREAS.

FARTHER TO THE NORTH...A WINTER WEATHER ADVISORY IS IN EFFECT FOR
THE REMAINDER OF SOUTHEAST MINNESOTA INTO CENTRAL WISCONSIN.
AREAS ALONG AND SOUTH OF HIGHWAY 10 CAN EXPECT ACCUMULATIONS OF
3 TO 6 INCHES.

IAZ008>011-018-019-029-030-MNZ086>088-094>096-WIZ041>044-053>055-
061-191715-
/O.CON.KARX.WS.W.0008.000000T0000Z-081219T1800Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-LA CROSSE-
MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...ROCHESTER...WINONA...AUSTIN...LA CROSSE...
SPARTA/TOMAH...MAUSTON...VIROQUA...PRAIRIE DU CHIEN...
RICHLAND CENTER...PLATTEVILLE
305 AM CST FRI DEC 19 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY. 

MODERATE TO HEAVY SNOW WAS FALLING ACROSS NORTHEAST IOWA AND SOUTHWEST
WISCONSIN. SNOWFALL RATES OF 1 TO 2 INCHES PER HOUR WERE COMMON IN
THE HEAVIER BANDS WITH 4 TO 7 INCHES OF SNOW ALREADY BEING
REPORTED IN NORTHEAST IOWA AND SOUTHWEST WISCONSIN. THESE HEAVY
SNOW RATES HAVE REDUCED VISIBILITIES TO LESS THAN ONE HALF MILE IN
MANY LOCATIONS AND TRAVEL HAS BECOME VERY HAZARDOUS AND WILL REMAIN
SO THROUGH THE MORNING COMMUTE.

STORM TOTAL ACCUMULATIONS OF 7 TO 12 INCHES WILL BE POSSIBLE
ACROSS ALL OF NORTHEAST IOWA INTO SOUTHWEST WISCONSIN FOR
LOCATIONS SOUTH OF VIROQUA. THE REMAINDER OF THE WARNING AREA CAN
EXPECT ACCUMULATIONS OF 5 TO 8 INCHES.

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT 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.

$$

MNZ079-WIZ029-032>034-191715-
/O.CON.KARX.WW.Y.0015.000000T0000Z-081219T1800Z/
WABASHA-CLARK-BUFFALO-TREMPEALEAU-JACKSON-
INCLUDING THE CITIES OF...NEILLSVILLE...BLACK RIVER FALLS
305 AM CST FRI DEC 19 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST
TODAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY.

SNOW WILL CONTINUE TO SPREAD NORTHWARD THROUGH THE EARLY MORNING HOURS.
MODERATE TO HEAVY SNOW WILL BE POSSIBLE WITH SNOWFALL RATES AROUND
AN INCH PER HOUR LIKELY. THESE SNOWFALL RATES WILL REDUCE
VISIBILITIES TO ONE HALF MILE OR LESS AT TIMES. TRAVEL CONDITIONS
WILL CONTINUE TO DETERIORATE THROUGH THE MORNING COMMUTE. THE SNOW
IS EXPECTED TO RAPIDLY DIMINISH DURING THE MID TO LATE MORNING
HOURS FRIDAY. STORM TOTAL ACCUMULATIONS SHOULD RANGE FROM 3 TO 6
INCHES.

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

RABERDING

WEATHER.GOV/LACROSSE
000 
WWUS43 KARX 191109
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
509 AM CST FRI DEC 19 2008

...MODERATE TO HEAVY SNOW FALLING ACROSS THE AREA...

.AN AREA OF LOW PRESSURE IN MISSOURI WILL LIFT NORTHEAST INTO
ILLINOIS BY LATE MORNING AND THEN TO NORTHERN OHIO BY MID DAY
TODAY. MODERATE TO HEAVY SNOW WAS FALLING ACROSS MUCH OF THE AREA EARLY
THIS MORNING. PERIODS OF MODERATE TO HEAVY SNOW WILL CONTINUE
THROUGH THE MORNING COMMUTE WITH ACCUMULATION RATES OF 1 TO 2 INCHES
AN HOUR POSSIBLE. THIS WILL CAUSE RAPID SNOW ACCUMULATIONS TO OCCUR AND
CREATE VERY DANGEROUS DRIVING CONDITIONS. THE SNOW IS EXPECTED TO
RAPIDLY END FROM MID TO LATE MORNING.

STORM TOTAL ACCUMULATIONS ARE EXPECTED TO RANGE FROM 7 TO
12 INCHES FOR ALL OF NORTHEAST IOWA INTO SOUTHWEST WISCONSIN FOR
LOCATIONS SOUTH OF VIROQUA. A BAND OF 5 TO 8 INCHES SHOULD OCCUR
IN THE INTERSTATE 90 CORRIDOR...OR SOUTH OF A DODGE CENTER
MINNESOTA TO MAUSTON WISCONSIN LINE. A WINTER STORM WARNING IS IN
EFFECT FOR ALL OF THESE AREAS.

FARTHER TO THE NORTH...A WINTER WEATHER ADVISORY IS IN EFFECT FOR
THE REMAINDER OF SOUTHEAST MINNESOTA INTO CENTRAL WISCONSIN.
AREAS ALONG AND SOUTH OF HIGHWAY 10 CAN EXPECT ACCUMULATIONS OF
3 TO 6 INCHES.

IAZ008>011-018-019-029-030-MNZ086>088-094>096-WIZ041>044-053>055-
061-191800-
/O.CON.KARX.WS.W.0008.000000T0000Z-081219T1800Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-LA CROSSE-
MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...ROCHESTER...WINONA...AUSTIN...LA CROSSE...
SPARTA/TOMAH...MAUSTON...VIROQUA...PRAIRIE DU CHIEN...
RICHLAND CENTER...PLATTEVILLE
509 AM CST FRI DEC 19 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY. 

MODERATE TO HEAVY SNOW WAS FALLING ACROSS NORTHEAST
IOWA...SOUTHEAST MINNESOTA AND SOUTHWEST WISCONSIN. SNOWFALL
RATES OF 1 TO 2 INCHES PER HOUR WERE COMMON IN THE HEAVIER BANDS
WITH 4 TO 7 INCHES OF SNOW ALREADY BEING REPORTED IN NORTHEAST
IOWA AND SOUTHWEST WISCONSIN. THESE HEAVY SNOW RATES HAVE REDUCED
VISIBILITIES TO LESS THAN ONE HALF MILE IN MANY LOCATIONS AND
TRAVEL HAS BECOME VERY HAZARDOUS AND WILL REMAIN SO THROUGH THE
MORNING COMMUTE.

STORM TOTAL ACCUMULATIONS OF 7 TO 12 INCHES WILL BE POSSIBLE
ACROSS ALL OF NORTHEAST IOWA INTO SOUTHWEST WISCONSIN FOR
LOCATIONS SOUTH OF VIROQUA. THE REMAINDER OF THE WARNING AREA CAN
EXPECT ACCUMULATIONS OF 5 TO 8 INCHES.

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT 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.

$$

MNZ079-WIZ029-032>034-191800-
/O.CON.KARX.WW.Y.0015.000000T0000Z-081219T1800Z/
WABASHA-CLARK-BUFFALO-TREMPEALEAU-JACKSON-
INCLUDING THE CITIES OF...NEILLSVILLE...BLACK RIVER FALLS
509 AM CST FRI DEC 19 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST
TODAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY.

SNOW WILL CONTINUE THROUGH THE EARLY MORNING HOURS. MODERATE TO
HEAVY SNOW WILL BE POSSIBLE WITH SNOWFALL RATES AROUND AN INCH PER
HOUR LIKELY. THESE SNOWFALL RATES WILL REDUCE VISIBILITIES TO ONE
HALF MILE OR LESS AT TIMES. TRAVEL CONDITIONS WILL BE HAZARDOUS THROUGH
THE MORNING COMMUTE. THE SNOW IS EXPECTED TO RAPIDLY DIMINISH
DURING THE MID TO LATE MORNING HOURS FRIDAY. STORM TOTAL
ACCUMULATIONS SHOULD RANGE FROM 3 TO 6 INCHES.

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

RABERDING

WEATHER.GOV/LACROSSE
000 
WWUS43 KARX 191311
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
711 AM CST FRI DEC 19 2008

...SNOW CONTINUES ACROSS THE AREA...

.AN AREA OF LOW PRESSURE NOW LOCATED ALONG THE ILLINOIS MISSOURI
BORDER WILL CONTINUE TO MOVE EAST NORTHEAST INTO NORTHERN OHIO BY
MID DAY TODAY. SNOW CONTINUED TO FALL ACROSS THE AREA...WITH
PERIODS OF MODERATE TO HEAVY SNOW EXPECTED OVER THE NEXT SEVERAL HOURS...
ESPECIALLY IN AREAS TO THE EAST OF THE MISSISSIPPI RIVER. WEST OF
THE MISSISSIPPI RIVER THE SNOW WILL BEGIN TO TAPER OFF THROUGH 9
AM.

STORM TOTAL ACCUMULATIONS ARE EXPECTED TO RANGE FROM 7 TO
12 INCHES FOR ALL OF NORTHEAST IOWA INTO SOUTHWEST WISCONSIN FOR
LOCATIONS SOUTH OF VIROQUA. A BAND OF 4 TO 8 INCHES SHOULD OCCUR
IN THE INTERSTATE 90 CORRIDOR...OR SOUTH OF A DODGE CENTER
MINNESOTA TO MAUSTON WISCONSIN LINE. A WINTER STORM WARNING IS IN
EFFECT FOR ALL OF THESE AREAS.

FARTHER TO THE NORTH...A WINTER WEATHER ADVISORY IS IN EFFECT FOR
THE REMAINDER OF SOUTHEAST MINNESOTA INTO CENTRAL WISCONSIN.
AREAS ALONG AND SOUTH OF HIGHWAY 10 CAN EXPECT ACCUMULATIONS OF
3 TO 6 INCHES.

IAZ008>011-018-019-029-030-MNZ086>088-094>096-WIZ041>044-053>055-
061-191800-
/O.CON.KARX.WS.W.0008.000000T0000Z-081219T1800Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-LA CROSSE-
MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...ROCHESTER...WINONA...AUSTIN...LA CROSSE...
SPARTA/TOMAH...MAUSTON...VIROQUA...PRAIRIE DU CHIEN...
RICHLAND CENTER...PLATTEVILLE
711 AM CST FRI DEC 19 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY. 

SNOW WILL BEGIN TO WIND DOWN FROM WEST TO EAST THROUGH 9 AM.
EXPECT ADDITIONAL ACCUMULATIONS OF AN INCH OR LESS TO THE WEST OF
A ROCHESTER MINNESOTA...TO CHARLES CITY IOWA LINE. AN ADDITIONAL 1
TO 4 INCHES IS STILL POSSIBLE TO THE EAST OF THIS LINE. PERIODS OF
MODERATE TO HEAVY SNOW WITH SNOWFALL RATES OF 1 TO 2 INCHES PER
HOUR WILL BE POSSIBLE MAINLY IN AREAS ALONG AND TO THE EAST OF THE
MISSISSIPPI RIVER. THESE HEAVY SNOW RATES WILL REDUCE VISIBILITIES
TO LESS THAN ONE HALF MILE IN SOME LOCATIONS AND TRAVEL HAS BECOME
VERY HAZARDOUS AND WILL REMAIN SO THROUGH THE MORNING COMMUTE.

STORM TOTAL ACCUMULATIONS OF 7 TO 12 INCHES WILL BE POSSIBLE
ACROSS ALL OF NORTHEAST IOWA INTO SOUTHWEST WISCONSIN FOR
LOCATIONS SOUTH OF VIROQUA. THE REMAINDER OF THE WARNING AREA CAN
EXPECT ACCUMULATIONS OF 4 TO 8 INCHES.

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT 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.

$$

MNZ079-WIZ029-032>034-191800-
/O.CON.KARX.WW.Y.0015.000000T0000Z-081219T1800Z/
WABASHA-CLARK-BUFFALO-TREMPEALEAU-JACKSON-
INCLUDING THE CITIES OF...NEILLSVILLE...BLACK RIVER FALLS
711 AM CST FRI DEC 19 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST
TODAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY.

SNOW WILL CONTINUE THROUGH THE MORNING HOURS. LIGHT TO AT TIMES MODERATE
SNOW WILL BE POSSIBLE WITH ADDITIONAL SNOWFALL AMOUNTS OF 1 TO 2
INCHES...ESPECIALLY IN AREAS EAST OF THE MISSISSIPPI RIVER. TRAVEL
CONDITIONS WILL BE HAZARDOUS THROUGH THE MORNING COMMUTE. THE SNOW
IS EXPECTED TO RAPIDLY DIMINISH DURING THE MID TO LATE MORNING
HOURS FRIDAY. STORM TOTAL ACCUMULATIONS SHOULD RANGE FROM 3 TO 6
INCHES.

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

RABERDING

WEATHER.GOV/LACROSSE
000 
WWUS43 KARX 191530
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
930 AM CST FRI DEC 19 2008

...SNOW CONTINUES OVER MUCH OF THE AREA THIS MORNING...

.AN AREA OF LOW PRESSURE MOVING ACROSS THE LOWER GREAT LAKES WILL
CONTINUE HEADING EASTWARD TODAY. AS IT DOES...ONGOING SNOWFALL IS
EXPECTED TO DIMINISH OR END THIS MORNING. STORM TOTAL ACCUMULATIONS
ARE EXPECTED TO RANGE FROM 7 TO 12 INCHES FOR ALL OF NORTHEAST
IOWA INTO SOUTHWEST WISCONSIN. A BAND OF 4 TO 8 INCHES SHOULD
OCCUR IN THE INTERSTATE 90 CORRIDOR...WITH 3 TO 6 INCHES EXPECTED
FURTHER NORTH OF INTERSTATE 90 IN SOUTHEAST MINNESOTA AND THROUGH
WEST CENTRAL WISCONSIN MAINLY SOUTH OF HIGHWAY 10.

IAZ008>011-018-019-029-030-MNZ086>088-094>096-WIZ041>044-053>055-
061-191800-
/O.CON.KARX.WS.W.0008.000000T0000Z-081219T1800Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-LA CROSSE-
MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...ROCHESTER...WINONA...AUSTIN...LA CROSSE...
SPARTA/TOMAH...MAUSTON...VIROQUA...PRAIRIE DU CHIEN...
RICHLAND CENTER...PLATTEVILLE
930 AM CST FRI DEC 19 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY. 

SNOW WILL CONTINUE TAPERING OFF OR ENDING ACROSS NORTHEAST IOWA
AND ADJACENT AREAS OF SOUTHEAST MINNESOTA THIS MORNING. LITTLE OR
NO ADDITIONAL ACCUMULATION IS EXPECTED IN THESE AREAS.

FROM NEAR THE MISSISSIPPI RIVER INTO SOUTHWEST WISCONSIN AND
CENTRAL WISCONSIN...HEAVIEST SNOWFALL IS EXPECTED THROUGH MID
MORNING IN AREAS EAST AND SOUTH OF LA CROSSE...SOUTHWARD TO THE
WISCONSIN RIVER. HEAVY SNOW RATES IN THESE LOCATIONS WILL REDUCE
VISIBILITIES TO LESS THAN ONE HALF MILE IN SOME LOCATIONS AND
TRAVEL IS DISCOURAGED THIS MORNING.

STORM TOTAL ACCUMULATIONS OF 7 TO 12 INCHES ARE EXPECTED ACROSS
ALL OF NORTHEAST IOWA...AND FOR SOUTHWEST WISCONSIN IN LOCATIONS
MAINLY SOUTH OF A LINE FROM VIROQUA TOWARD WISCONSIN DELLS. THE
REMAINDER OF THE WARNING AREA CAN EXPECT TOTAL ACCUMULATIONS OF 4
TO 8 INCHES.

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT 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.

$$

MNZ079-WIZ029-032>034-191800-
/O.CON.KARX.WW.Y.0015.000000T0000Z-081219T1800Z/
WABASHA-CLARK-BUFFALO-TREMPEALEAU-JACKSON-
INCLUDING THE CITIES OF...NEILLSVILLE...BLACK RIVER FALLS
930 AM CST FRI DEC 19 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST
TODAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY.

SNOW WILL CONTINUE THROUGH THE MID MORNING HOURS...WITH ADDITIONAL
ACCUMULATIONS OF UP TO AN INCH...ESPECIALLY IN AREAS EAST OF THE
MISSISSIPPI RIVER. SNOW IS EXPECTED TO RAPIDLY DIMINISH DURING
THE MID TO LATE MORNING HOURS. STORM TOTAL ACCUMULATIONS SHOULD
RANGE FROM 3 TO 6 INCHES. ALLOW EXTRA TIME FOR TRAVEL THIS MORNING.

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

THOMPSON

WEATHER.GOV/LACROSSE
000 
WWUS43 KARX 191728
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
1128 AM CST FRI DEC 19 2008

...WINTER STORM HAS SHIFTED EAST OF THE AREA...

.THE WINTER STORM WHICH BROUGHT 4 TO 12 INCHES OF SNOW TO MUCH OF
THE TRI-STATE REGION HAS SHIFTED EAST OF THE AREA AND THE SNOW HAS
ENDED. ROAD CONDITIONS WILL CONTINUE TO IMPROVE THROUGH THE EARLY
AFTERNOON WITH A LITTLE SUNSHINE HELPING MELT ROAD SURFACES.

IAZ008>011-018-019-029-030-MNZ086>088-094>096-WIZ041>044-053>055-
061-191830-
/O.CAN.KARX.WS.W.0008.000000T0000Z-081219T1800Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-LA CROSSE-
MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...ROCHESTER...WINONA...AUSTIN...LA CROSSE...
SPARTA/TOMAH...MAUSTON...VIROQUA...PRAIRIE DU CHIEN...
RICHLAND CENTER...PLATTEVILLE
1128 AM CST FRI DEC 19 2008

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS CANCELLED THE
WINTER STORM WARNING. 

SNOW HAS ENDED AND ROAD CONDITIONS ARE RAPIDLY IMPROVING WITH A
LITTLE SUNSHINE AND TEMPERATURES IN THE 20S. THUS...THE WINTER
STORM WARNING HAS BEEN CANCELLED.

$$

MNZ079-WIZ029-032>034-191830-
/O.CAN.KARX.WW.Y.0015.000000T0000Z-081219T1800Z/
WABASHA-CLARK-BUFFALO-TREMPEALEAU-JACKSON-
INCLUDING THE CITIES OF...NEILLSVILLE...BLACK RIVER FALLS
1128 AM CST FRI DEC 19 2008

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS CANCELLED THE
WINTER WEATHER ADVISORY. 

SNOW HAS ENDED AND ROAD CONDITIONS ARE RAPIDLY IMPROVING WITH A
LITTLE SUNSHINE AND TEMPERATURES IN THE 20S. THUS...THE WINTER
STORM WARNING HAS BEEN CANCELLED.

$$

BINAU

WEATHER.GOV/LACROSSE

What forecasters said that day

The local office's own words before this winter storm warning 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 winter storm warning went out at Dec 17, 3:30 PM CST, 18 minutes earlier.

Area forecast discussion, Dec 17, 3:30 PM CST, 18 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LA CROSSE WI
330 PM CST WED DEC 17 2008

.SHORT TERM...TODAY THROUGH SATURDAY

SPENT A GREAT DEAL OF TIME ON THURSDAY NIGHT AND FRIDAY
STORM. THERE WILL BE A SIGNIFICANT AMOUNT OF WEATHER IN THE
REGION AND TRIED TO IMPROVE THE PREVIOUS FORECAST LOCALLY. PREVIOUS
FORECAST PACKAGE WAS ON TRACK.

GOES WATER VAPOR IMAGERY SHOWING THE VIGOROUS SHORTWAVE TROUGH NOW
INTO SRN CA WITH A FEW LIGHTNING STRIKES AND A VERY MOIST FETCH IN
THE SOUTHWEST FLOW AHEAD OF THE WAVE. SECOND SIGNIFICANT LARGER SCALE
TROUGH SLIDING SOUTH THROUGH BRITISH COLUMBIA...THIS ON TARGET FOR
APPROACH LATER SATURDAY /SEE LONG TERM SECTION/.  TEMPERATURES DIDNT
RECOVER WELL TODAY AND WITH RIDGING OVERHEAD HAVE LOWERED MIN
TEMPERATURES TONIGHT SOME.

AS PREVIOUS DISCUSSION HIGHLIGHTED...THIS SHORTWAVE TROUGH EJECTING
FROM CA TOWARD THE AREA HAS MANY ITEMS GOING FOR IT TO PRODUCE
HEAVY SNOWFALL. IT IS SIMPLY WHERE THE HEAVY SNOW STRIPE WILL OCCUR.
THIS STORM HAS A 250 PERCENT NORMAL PRECIPITABLE WATER SLUG
HEADING TOWARD THE AREA AND STRONG 850MB THETA-E CONVERGENCE AND
MOISTURE TRANSPORT CONVERGENCE HEADING INTO THE SOUTHERN FORECAST
AREA AFTER 21Z THU. THIS HIGHER END MOISTURE IS VERY SIMILAR TO THE
DEC 1 2007 STORM WHERE AN INCH OF LIQUID FELL IN THE FORECAST AREA.
THE DIFFERENCE IS THAT THE MOIST PLUME COMES INTO THE AREA FROM THE
SOUTH AND THEN SHUNTS EAST TO ONLY AFFECT NERN IA AND SWRN WI WITH
GREATEST IMPACT. HEART OF MOIST PLUME MISSES THE FORECAST AREA TO
THE SOUTHEAST. THE SHORTWAVE TROUGH WILL HAVE DEEP QG CONVERGENCE...
STRONG 200-300MB CURVATURE TO THE HEIGHT FIELD FOR FAVORED UPPER
TROP DIVERGENCE...AND A LAYER OF LOW OR NEGATIVE SAT EPV OVER 100 MBS
DEEP ABOVE THE FRONTOGENESIS AND WITHIN THE WARM AIR MASS. ACROSS THE
SOUTHERN FORECAST AREA THERE IS SOME VERY WEAK UPRIGHT INSTABILITY.
SO...ALL THE PLAYERS ARE THERE FOR HEAVY SNOW...AND HEAVY SNOW RATES
OF 1-2 INCHES PER HOUR. HAVE ALSO ASSESSED THE PRECIPITATION TYPE AND
ALTHOUGH 17.09 AND 17.03Z SREF INDICATE FZRA OR IP ACROSS THE
SOUTH...THE NCEP NAM/GFS SOUNDINGS...AND SREF MEAN AND ECMWF WARM
LAYER...ONLY GET CLOSE TO 0C BUT DO NOT WARM ABOVE. THIS IS
CONSISTENT IN MANY DETERMINISTIC MODELS...THUS HAVE PULLED THE SLEET
AND ICE ACCUM OUT OF THE SOUTH. ITS ALL SNOW.

THE DIFFICULT DETAIL IS WHERE THE HEAVY SNOW WILL FALL. THE LAST
THREE ECMWF RUNS THROUGH 17.12Z TODAY ARE CONSISTENT ON WARNING SNOWS
ACROSS THE SOUTH. THE 17.12Z NAM AND GFS TOOK A SLIGHT JOG SOUTH.
THE FORCING WOULD INDICATE THE SOUTH IS UNDER THE GUN...AND IT
COULD EVEN AFFORD MORE SHIFT SOUTH ON THE TRACK OF THE SYSTEM AND
STILL REACH WARNING SNOWS. THE 17.09Z SREF QPF MEMBERS DO SEEM TO
HAVE ABOUT ONE-HALF OF THE ETA MEMBERS SAYING THAT MOST SNOW WILL BE
SOUTH OF THE FORECAST AREA. HAVE A HARD TIME BELIEVING THAT...BUT
17.18Z NAM ALSO CONFIRMS THIS THOUGHT. STILL LIKE THE CONSISTENT AND
BETTER VERIFYING /HISTORICAL/ ECMWF SWATH. THUS...WILL UPGRADE THE
WATCH TO WARNING FOR THE SOUTHERNMOST 5 COUNTIES WHERE CONFIDENCE IS
HIGHER IN WARNING SNOWS. THIS IS A BIT EARLIER THAN NORMAL FOR AN
UPGRADE BUT IMPACT FROM SNOW RATES THU NIGHT COULD BE LARGER.

TO THE NORTH OF NEW WARNING...CANNOT GET A GOOD FEEL FOR IT. STRONG
MOISTURE CONVERGENCE AND ISENTROPIC LIFT WILL MOVE IN THURSDAY NIGHT
AND THERE ARE SIGNALS FOR SOME MID-LEVEL FRONTOGENESIS HANGING ALONG
I-94 CORRIDOR FOR GOOD SNOW AMOUNTS. COLDER AIR WOULD FAVOR 13 OR
14/1 SNOW/LIQUID DENSITIES TO HELP LIGHTER LIQUID AMOUNTS. 17.09Z
SREF PLUMES HAVE ABOUT 50 PERCENT OF MEMBERS SAYING ADVISORY NUMBERS
FOR KRST/KLSE...30 PERCENT SAY 1-3 INCHES...AND 20 PERCENT ARE IN
WARNING. IF TRACK JOGS SOUTH AGAIN...IT COULD BE LIGHTER END OF
PROBABILITIES. DECIDED TO ALLOW WATCH TO CONTINUE FOR THE REMAINDER
OF THE AREA WITH QUESTIONS REMAINING ON SNOW TOTALS. MOST LIKELY
OUTCOME SEEMS TO BE ADVISORY TYPE NUMBERS AT THIS TIME BUT CONFIDENCE
IS NOT HIGH.

BOTTOM LINE...HAVE DECREASED SNOW AMOUNTS ABOUT AN INCH NORTH OF
WARNING AREA. HAVE SOME CONCERN FOR SNOWFALL RATE THURSDAY NIGHT...
IT COULD BE SUCH A HEAVY SNOW THAT PUBLIC TRAVEL IS SHUT DOWN IN
WARNING AREA.

.LONG TERM...SATURDAY NIGHT THROUGH WEDNESDAY

VERY ACTIVE FLOW CONTINUES WITH CONFIDENCE BUILDING TOWARD ANOTHER
PUBLIC IMPACT WINTER STORM SATURDAY NIGHT AND SUNDAY ACROSS THE
AREA. RECENT MODEL GUIDANCE INDICATES GOOD AGREEMENT ON SNOW MOVING
IN FROM THE WEST LATE SATURDAY AND LASTING INTO SUNDAY ASSOCIATED
WITH THE DEEP TROPOSPHERIC COLD CORE LOW EJECTING EAST FROM THE
PACIFIC NORTHWEST /CURRENTLY OVER BRITISH COLUMBIA/. THIS SYSTEM HAS
DEEP QG CONVERGENCE MOVING IN AND AN INVERTED TROUGH AT THE SURFACE
WITH ASSOCIATED PRECIPITATION AHEAD IN WARM ADVECTION AREA. SURFACE
LOW WILL DEEPEN FROM SRN IL TOWARD THE EASTERN GREAT LAKES AND THE
PRESSURE GRADIENT WILL INCREASE ACROSS THE AREA...ESPECIALLY
SOUTHWEST OF THE INVERTED TROUGH. IT APPEARS FROM THE GUIDANCE
THAT STRONG COLD AIR ADVECTION /10C IN LOW-LEVELS IN 12 HOURS/
WILL STEEPEN LAPSE RATES AND WINDS COULD BE 20-30 MPH SUNDAY /NERN
IA AND SERN MN/ WITH FRESH LIGHT DENSITY SNOW. ITS EARLY BUT THIS
MUST BE MONITORED CLOSELY FOR A BLOWING SNOW...LOCAL BLIZZARD
CONDITION THREAT MAINLY WEST OF THE MISS RIVER IN FAVORED WIND AREAS.
17.00Z MREF PLUMES SUGGEST ABOUT 50 PERCENT OF THE MEMBERS HAVE
AROUND 0.50 LIQUID AS KRST FOR THAT SYSTEM. WITH 15-17:1 SNOW
DENSITY...COULD SEE WARNING SNOWS.

HAVE RAISED SNOW CHANCES SATURDAY NIGHT THROUGH SUNDAY...ALSO
WINDS...AND HAVE ADDED BLOWING SNOW. CONFIDENCE IS GROWING FOR
THAT SYSTEM NEEDING SOME TYPE OF WINTER ADVISORY/WARNING.
&&

.AVIATION...
HIGH PRESSURE WILL KEEP THE WEATHER QUIET THROUGH TONIGHT WITH VFR
CONDITIONS EXPECTED. THE HIGH WILL DRIFT EAST OF THE AREA EARLY
THURSDAY MORNING WHILE SURFACE LOW PRESSURE DEVELOPS ON THE LEESIDE
OF THE COLORADO ROCKIES. THIS WILL RESULT IN A LIGHT SOUTHERLY
SURFACE AIRFLOW THROUGH TOMORROW MORNING WITH A GRADUAL THICKENING
OF CLOUDS ABOVE 10KFT. THE LOW OVER COLORADO DEEPEN AND LIFT TOWARD
THE UPPER MIDWEST THURSDAY NIGHT THROUGH FRIDAY MORNING. THIS WILL
SPREAD SNOW INTO THE AREA BY LATE THURSDAY AFTERNOON WITH WIDESPREAD
IFR CONDITIONS EXPECTED THURSDAY NIGHT THROUGH FRIDAY MORNING. MORE
DETAIL WILL BE WORKED OUT WITH THE ISSUANCE OF THE 18.00Z/06Z TAF
ISSUANCES.

&&

.ARX WATCHES/WARNINGS/ADVISORIES...

WI...WINTER STORM WATCH FROM THURSDAY EVENING THROUGH FRIDAY MORNING
     FOR WIZ032-WIZ033-WIZ034-WIZ041-WIZ042-WIZ043-WIZ044-WIZ053.

     WINTER STORM WARNING FROM 6 PM THURSDAY TO 12 PM CST FRIDAY FOR
     WIZ054-WIZ055-WIZ061.

MN...WINTER STORM WATCH FROM THURSDAY EVENING THROUGH FRIDAY MORNING
     FOR MNZ079-MNZ086-MNZ087-MNZ088-MNZ094-MNZ095-MNZ096.

IA...WINTER STORM WATCH FROM THURSDAY EVENING THROUGH FRIDAY MORNING
     FOR IAZ008-IAZ009-IAZ010-IAZ011-IAZ018-IAZ019.

     WINTER STORM WARNING FROM 6 PM THURSDAY TO 12 PM CST FRIDAY FOR
     IAZ029-IAZ030.

&&

AVIATION...SCHMIDT
BAUMGARDT
Hazardous weather outlook, Dec 17, 5:00 AM CST, 10 hours 48 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LA CROSSE WI
500 AM CST WED DEC 17 2008

WIZ017-029-181100-
CLARK-TAYLOR-
500 AM CST WED DEC 17 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF NORTH CENTRAL
WISCONSIN.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

ANOTHER POTENT WINTER STORM SYSTEM WILL MOVE ACROSS THE PLAINS STATES
ON THURSDAY...REACHING ILLINOIS AND INDIANA BY FRIDAY MORNING. HEAVY
SNOWFALL APPEARS LIKELY TO THE NORTH OF THIS STORM TRACK...WHICH
COULD BRING BETWEEN 3 AND 6 INCHES OF NEW SNOW TO NORTH CENTRAL
WISCONSIN THURSDAY NIGHT AND FRIDAY.

YET ANOTHER DISTURBANCE LOOKS TO MOVE ACROSS THE REGION FOR THE
WEEKEND...BRINGING ANOTHER CHANCE FOR SOME LIGHT SNOW ACCUMULATION.

.SPOTTER INFORMATION STATEMENT...

SNOWFALL REPORTS ARE ALWAYS APPRECIATED.

.EMERGENCY MANAGEMENT COORDINATION...

NO CALL IS SCHEDULED.

IAZ008>011-018-019-MNZ079-086>088-094>096-WIZ032>034-041>044-053>055-
181100-
ADAMS-ALLAMAKEE-BUFFALO-CHICKASAW-CRAWFORD-DODGE-FILLMORE-FLOYD-
HOUSTON-HOWARD-JACKSON-JUNEAU-LA CROSSE-MITCHELL-MONROE-MOWER-
OLMSTED-RICHLAND-TREMPEALEAU-VERNON-WABASHA-WINNESHIEK-WINONA-
500 AM CST WED DEC 17 2008

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

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

ANOTHER POTENT WINTER STORM SYSTEM WILL MOVE ACROSS THE PLAINS STATES
ON THURSDAY...REACHING ILLINOIS AND INDIANA BY FRIDAY MORNING. HEAVY
SNOWFALL APPEARS LIKELY TO THE NORTH OF THIS STORM TRACK...WHICH
COULD BRING BETWEEN 6 AND 9 INCHES OF NEW SNOW TO THE AREA THURSDAY
NIGHT AND FRIDAY. A WINTER STORM WATCH IS IN EFFECT.

YET ANOTHER DISTURBANCE LOOKS TO MOVE ACROSS THE REGION FOR THE
WEEKEND...BRINGING ANOTHER CHANCE FOR SOME LIGHT SNOW ACCUMULATION.

.SPOTTER INFORMATION STATEMENT...

SNOWFALL REPORTS ARE ALWAYS APPRECIATED.

.EMERGENCY MANAGEMENT COORDINATION...

NO CALL IS SCHEDULED.

IAZ029-030-WIZ061-181100-
CLAYTON-FAYETTE-GRANT-
500 AM CST WED DEC 17 2008

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

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

ANOTHER POTENT WINTER STORM SYSTEM WILL MOVE ACROSS THE PLAINS STATES
ON THURSDAY...REACHING ILLINOIS AND INDIANA BY FRIDAY MORNING. HEAVY
SNOWFALL APPEARS LIKELY TO THE NORTH OF THIS STORM TRACK...WHICH
COULD BRING BETWEEN 6 AND 9 INCHES OF NEW SNOW TO THE AREA THURSDAY
NIGHT AND FRIDAY. THERE IS ALSO THE POTENTIAL FOR A WINTRY MIX OF
FREEZING RAIN AND SLEET ACROSS PARTS OF IOWA AND ILLINOIS...AND SOME
OF THAT MAY MOVE FAR ENOUGH NORTH TO IMPACT THE AREA. A WINTER STORM
WATCH IS IN EFFECT.

YET ANOTHER DISTURBANCE LOOKS TO MOVE ACROSS THE REGION FOR THE
WEEKEND...BRINGING ANOTHER CHANCE FOR SOME LIGHT SNOW ACCUMULATION.

.SPOTTER INFORMATION STATEMENT...

REPORTS OF SNOWFALL AND ICE ACCUMULATION ARE GREATLY APPRECIATED.

.EMERGENCY MANAGEMENT COORDINATION...

NO CALL IS SCHEDULED.

MW

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 17, 3:34 AM CSTWinter Storm WatchARXAllamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more25 hr

Nearby

Winter Storm Warnings in Iowa, 2008Winter Storm Warnings in Wisconsin, 2008Winter Storm Warnings in Minnesota, 2008Every winter storm warning in 2008

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.