Alert archive / Wisconsin / Winter Storm Warnings in 2008

Winter Storm Warning 11, NWS Milwaukee, WI

December 23, 200815 counties in Wisconsin

NWS Milwaukee, WI issued this winter storm warning at Dec 23, 2008, 3:01 PM CST for 15 counties in Wisconsin. It took effect at Dec 24, 2008, 3:00 AM CST. It was in force for 26 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Dec 23, 2008, 3:01 PM CST (21:01 UTC)
In effect from
Dec 24, 2008, 3:00 AM CST
Expired
Dec 24, 2008, 3:26 AM CST
In force
26 min
Issued by
NWS Milwaukee, WI

Counties Dane County, WI, Dodge County, WI, Fond du Lac County, WI, Green County, WI, Jefferson County, WI, Kenosha County, WI, Lafayette County, WI, Milwaukee County, WI, Ozaukee County, WI, Racine County, WI, Rock County, WI, Sheboygan County, WI, Walworth County, WI, Washington County, WI, Waukesha County, WI

The radar

The Milwaukee radar (KMKX), 10 km from the middle of the area, began a volume at 21:04 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

Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.0 hours before the alert went out and 163 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Green Bay/Straub, WI at 12:00Z on 2008-12-23Temperature 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, Green Bay/Straub, WI at 12:00Z on 2008-12-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 215 square meters per square second.1939587897117Sfc1 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
480 m above ground
0-6 km bulk shear
69 kt
0-1 km storm-relative helicity
215 m²/s²
0-3 km storm-relative helicity
292 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 KMKX 232101
WSWMKX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
301 PM CST TUE DEC 23 2008

...WINTER WEATHER TO IMPACT TRAVEL WEDNESDAY...

.LOW PRESSURE IN THE SOUTHERN PLAINS WILL MOVE NORTHEAST THROUGH
THE MID MISSISSIPPI VALLEY TONIGHT...AND INTO NORTHERN LOWER
MICHIGAN BY WEDNESDAY EVENING. 
 
ANOTHER ROUND OF ACCUMULATING SNOW WILL CROSS SOUTHERN WISCONSIN
WEDNESDAY DURING THE MORNING AND AFTERNOON...WITH MODERATE TO HEAVY
ACCUMULATIONS POSSIBLE. BRISK WINDS WILL DEVELOP BEHIND THE
LOW...WHICH MAY CAUSE BLOWING AND DRIFTING SNOW. THERE IS A
POTENTIAL FOR THUNDER SNOW AROUND MIDDAY WEDNESDAY THAT WOULD CAUSE
1 TO 2 INCH PER HOUR SNOW ACCUMULATIONS.

WIZ051-052-058>060-064-070-240515-
/O.CAN.KMKX.WW.Y.0011.000000T0000Z-081224T0600Z/
/O.UPG.KMKX.WS.A.0012.081224T0600Z-081225T0000Z/
/O.NEW.KMKX.WS.W.0011.081224T1100Z-081225T0000Z/
FOND DU LAC-SHEBOYGAN-DODGE-WASHINGTON-OZAUKEE-JEFFERSON-WALWORTH-
INCLUDING THE CITIES OF...FOND DU LAC...SHEBOYGAN...BEAVER DAM...
WEST BEND...PORT WASHINGTON...JEFFERSON...LAKE MILLS...ELKHORN...
LAKE GENEVA
301 PM CST TUE DEC 23 2008

...WINTER STORM WARNING IN EFFECT FROM 5 AM TO 6 PM CST
WEDNESDAY...
...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A
WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN
EFFECT FROM 5 AM TO 6 PM CST WEDNESDAY. THE WINTER WEATHER
ADVISORY HAS BEEN CANCELLED. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT.

LOW PRESSURE WILL MOVE NORTHEAST FROM THE MID MISSISSIPPI VALLEY
TONIGHT INTO LOWER MICHIGAN ON WEDNESDAY. THIS TRACK IS FAVORABLE
FOR MODERATE TO HEAVY SNOWFALL ACROSS SOUTHERN WISCONSIN. SNOW
ACCUMULATIONS OF 4 TO 7 INCHES ARE POSSIBLE....WITH THE POTENTIAL
OF ISOLATED THUNDER SNOW BRINGING LOCALLY HIGHER AMOUNTS.

BRISK NORTH TO NORTHWEST WINDS WILL ALSO BRING BLOWING AND
DRIFTING SNOW...AND REDUCE VISIBILITIES. THE SNOW WILL AFFECT THE
BUSY TRAVEL DAY ON WEDNESDAY.

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.


$$

WIZ063-067>069-240515-
/O.CAN.KMKX.WW.Y.0011.000000T0000Z-081224T0600Z/
/O.UPG.KMKX.WS.A.0012.081224T0600Z-081225T0000Z/
/O.NEW.KMKX.WS.W.0011.081224T0900Z-081224T2200Z/
DANE-LAFAYETTE-GREEN-ROCK-
INCLUDING THE CITIES OF...MADISON...DARLINGTON...MONROE...
JANESVILLE...BELOIT
301 PM CST TUE DEC 23 2008

...WINTER STORM WARNING IN EFFECT FROM 3 AM TO 4 PM CST
WEDNESDAY...
...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A
WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 3
AM TO 4 PM CST WEDNESDAY. THE WINTER WEATHER ADVISORY HAS BEEN
CANCELLED. THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

LOW PRESSURE WILL MOVE NORTHEAST FROM THE MID MISSISSIPPI VALLEY
TONIGHT INTO LOWER MICHIGAN ON WEDNESDAY. THIS TRACK IS FAVORABLE
FOR MODERATE TO HEAVY SNOWFALL ACROSS SOUTHERN WISCONSIN. SNOW
ACCUMULATIONS OF 4 TO 7 INCHES ARE POSSIBLE....WITH THE POTENTIAL
OF ISOLATED THUNDER SNOW BRINGING LOCALLY HIGHER AMOUNTS.

BRISK NORTH TO NORTHWEST WINDS WILL ALSO BRING BLOWING AND
DRIFTING SNOW...AND REDUCE VISIBILITIES. THE SNOW WILL AFFECT THE
BUSY TRAVEL DAY ON WEDNESDAY.

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.



$$

WIZ065-066-071-072-240515-
/O.UPG.KMKX.WS.A.0012.081224T0600Z-081225T0000Z/
/O.NEW.KMKX.WS.W.0011.081224T1100Z-081225T0000Z/
/O.EXT.KMKX.WW.Y.0011.000000T0000Z-081224T0000Z/
WAUKESHA-MILWAUKEE-RACINE-KENOSHA-
INCLUDING THE CITIES OF...WAUKESHA...BROOKFIELD...MILWAUKEE...
RACINE...KENOSHA
301 PM CST TUE DEC 23 2008

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON...
...WINTER STORM WARNING IN EFFECT FROM 5 AM TO 6 PM CST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A
WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 5
AM TO 6 PM CST WEDNESDAY. THE WINTER WEATHER ADVISORY IS NOW IN
EFFECT UNTIL 6 PM CST THIS AFTERNOON. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

SNOW WILL TAPER OFF LATE THIS AFTERNOON AND EVENING...RESULTING IN
TOTAL SNOW ACCUMULATIONS OF 3 TO 5 INCHES THIS EVENING. THE SNOW
WILL AFFECT THE EVENING RUSH HOUR TRAFFIC ON UNTREATED ROADS.

LOW PRESSURE WILL MOVE NORTHEAST FROM THE MID MISSISSIPPI VALLEY
TONIGHT INTO LOWER MICHIGAN ON WEDNESDAY. THIS TRACK IS FAVORABLE
FOR MODERATE TO HEAVY SNOWFALL ACROSS SOUTHERN WISCONSIN. SNOW
ACCUMULATIONS OF 4 TO 7 INCHES ARE POSSIBLE....WITH THE POTENTIAL
OF ISOLATED THUNDER SNOW BRINGING LOCALLY HIGHER AMOUNTS.

BRISK NORTH TO NORTHWEST WINDS WILL ALSO BRING BLOWING AND
DRIFTING SNOW...AND REDUCE VISIBILITIES. THE SNOW WILL AFFECT THE
BUSY TRAVEL DAY ON WEDNESDAY.

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.


A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW WILL CAUSE
DIFFICULT TRAVEL. BE PREPARED FOR SLIPPERY ROADS AND LIMITED
VISIBILITIES. USE CAUTION WHILE DRIVING.

$$

WIZ046-047-056-057-062-240515-
/O.UPG.KMKX.WS.A.0012.081224T0600Z-081225T0000Z/
/O.NEW.KMKX.WW.Y.0012.081224T0900Z-081224T2200Z/
MARQUETTE-GREEN LAKE-SAUK-COLUMBIA-IOWA-
INCLUDING THE CITIES OF...MONTELLO...BERLIN...BARABOO...PORTAGE...
WISCONSIN DELLS...DODGEVILLE
301 PM CST TUE DEC 23 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM 3 AM TO 4 PM CST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A
WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 3 AM
TO 4 PM CST WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER IN
EFFECT.

SCATTERED LIGHT SNOW SHOWERS ARE EXPECTED FOR THE REST OF TODAY
INTO THE EVENING HOURS...WITH ACCUMULATIONS UNDER AN INCH.

AS LOW PRESSURE MOVES NORTHEAST FROM THE MID MISSISSIPPI VALLEY
TONIGHT INTO LOWER MICHIGAN ON WEDNESDAY. A PERIOD OF MODERATE TO
AT TIMES HEAVY SNOWFALL...ESPECIALLY DURING THE MORNING...IS
POSSIBLE ACROSS A NORTHWEST PORTIONS OF SOUTH CENTRAL WISCONSIN.
SNOW ACCUMULATIONS OF 3 TO 5 INCHES ARE LIKELY. BRISK NORTH TO
NORTHWEST WINDS WILL ALSO BRING BLOWING AND DRIFTING SNOW...AND
REDUCE VISIBILITIES. THE SNOW WILL AFFECT THE BUSY TRAVEL DAY ON
WEDNESDAY.

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.

$$

REM
3 follow-up statements
000 
WWUS43 KMKX 232341
WSWMKX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
541 PM CST TUE DEC 23 2008

...WINTER WEATHER TO IMPACT TRAVEL WEDNESDAY...

.LOW PRESSURE IN THE SOUTHERN PLAINS WILL MOVE NORTHEAST THROUGH
THE MID MISSISSIPPI VALLEY TONIGHT...AND INTO NORTHERN LOWER
MICHIGAN BY WEDNESDAY EVENING.

ANOTHER ROUND OF ACCUMULATING SNOW WILL CROSS SOUTHERN WISCONSIN
WEDNESDAY DURING THE MORNING AND AFTERNOON...WITH MODERATE TO
HEAVY ACCUMULATIONS POSSIBLE. BRISK WINDS WILL DEVELOP BEHIND THE
LOW...WHICH MAY CAUSE BLOWING AND DRIFTING SNOW. THERE IS A
POTENTIAL FOR THUNDER SNOW AROUND MIDDAY WEDNESDAY THAT WOULD
CAUSE 1 TO 2 INCH PER HOUR SNOW ACCUMULATIONS.

WIZ065-066-071-240745-
/O.CAN.KMKX.WW.Y.0011.000000T0000Z-081224T0000Z/
/O.CON.KMKX.WS.W.0011.081224T1100Z-081225T0000Z/
WAUKESHA-MILWAUKEE-RACINE-
INCLUDING THE CITIES OF...WAUKESHA...BROOKFIELD...MILWAUKEE...
RACINE
541 PM CST TUE DEC 23 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 6 PM CST
WEDNESDAY...
...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS CANCELLED
THE WINTER WEATHER ADVISORY. A WINTER STORM WARNING REMAINS IN
EFFECT FROM 5 AM TO 6 PM CST WEDNESDAY. 

SNOW WILL TAPER OFF THIS EVENING. HOWEVER THE LINGERING LIGHT SNOW
WILL AFFECT THE EVENING RUSH HOUR TRAFFIC ON UNTREATED ROADS.

LOW PRESSURE WILL MOVE NORTHEAST FROM THE MID MISSISSIPPI VALLEY
TONIGHT INTO LOWER MICHIGAN ON WEDNESDAY. THIS TRACK IS FAVORABLE
FOR MODERATE TO HEAVY SNOWFALL ACROSS SOUTHERN WISCONSIN. SNOW
ACCUMULATIONS OF 4 TO 7 INCHES ARE POSSIBLE....WITH THE POTENTIAL
OF ISOLATED THUNDER SNOW BRINGING LOCALLY HIGHER AMOUNTS.

BRISK NORTH TO NORTHWEST WINDS WILL ALSO BRING BLOWING AND
DRIFTING SNOW...AND REDUCE VISIBILITIES. THE SNOW WILL AFFECT THE
BUSY TRAVEL DAY ON WEDNESDAY.

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW WILL CAUSE
DIFFICULT TRAVEL. BE PREPARED FOR SLIPPERY ROADS AND LIMITED
VISIBILITIES. USE CAUTION WHILE DRIVING.



$$

WIZ072-240745-
/O.EXT.KMKX.WW.Y.0011.000000T0000Z-081224T0400Z/
/O.CON.KMKX.WS.W.0011.081224T1100Z-081225T0000Z/
KENOSHA-
INCLUDING THE CITY OF...KENOSHA
541 PM CST TUE DEC 23 2008

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 10 PM CST THIS
EVENING...
...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 6 PM CST
WEDNESDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 10 PM CST THIS
EVENING. A WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO
6 PM CST WEDNESDAY. 

SNOW WILL CONTINUE OFF AND ON THROUGH THE EARLY EVENING IN THE
KENOSHA AREAS AND TO THE SOUTH. ANOTHER INCH OR SO IS POSSIBLE...
RESULTING IN TOTAL SNOW ACCUMULATIONS OF 3 TO 5 INCHES THIS
EVENING. THE SNOW WILL AFFECT THE EVENING RUSH HOUR TRAFFIC ON
UNTREATED ROADS.

LOW PRESSURE WILL MOVE NORTHEAST FROM THE MID MISSISSIPPI VALLEY
TONIGHT INTO LOWER MICHIGAN ON WEDNESDAY. THIS TRACK IS FAVORABLE
FOR MODERATE TO HEAVY SNOWFALL ACROSS SOUTHERN WISCONSIN. SNOW
ACCUMULATIONS OF 4 TO 7 INCHES ARE POSSIBLE....WITH THE POTENTIAL
OF ISOLATED THUNDER SNOW BRINGING LOCALLY HIGHER AMOUNTS.

BRISK NORTH TO NORTHWEST WINDS WILL ALSO BRING BLOWING AND
DRIFTING SNOW...AND REDUCE VISIBILITIES. THE SNOW WILL AFFECT THE
BUSY TRAVEL DAY ON WEDNESDAY.

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.

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW WILL CAUSE
DIFFICULT TRAVEL. BE PREPARED FOR SLIPPERY ROADS AND LIMITED
VISIBILITIES. USE CAUTION WHILE DRIVING.

$$

WIZ063-067>069-240745-
/O.CON.KMKX.WS.W.0011.081224T0900Z-081224T2200Z/
DANE-LAFAYETTE-GREEN-ROCK-
INCLUDING THE CITIES OF...MADISON...DARLINGTON...MONROE...
JANESVILLE...BELOIT
541 PM CST TUE DEC 23 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 3 AM TO 4 PM CST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 3 AM TO 4 PM CST
WEDNESDAY. 

LOW PRESSURE WILL MOVE NORTHEAST FROM THE MID MISSISSIPPI VALLEY
TONIGHT INTO LOWER MICHIGAN ON WEDNESDAY. THIS TRACK IS FAVORABLE
FOR MODERATE TO HEAVY SNOWFALL ACROSS SOUTHERN WISCONSIN. SNOW
ACCUMULATIONS OF 4 TO 7 INCHES ARE POSSIBLE....WITH THE POTENTIAL
OF ISOLATED THUNDER SNOW BRINGING LOCALLY HIGHER AMOUNTS.

BRISK NORTH TO NORTHWEST WINDS WILL ALSO BRING BLOWING AND
DRIFTING SNOW...AND REDUCE VISIBILITIES. THE SNOW WILL AFFECT THE
BUSY TRAVEL DAY ON WEDNESDAY.

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.

$$

WIZ051-052-058>060-064-070-240745-
/O.CON.KMKX.WS.W.0011.081224T1100Z-081225T0000Z/
FOND DU LAC-SHEBOYGAN-DODGE-WASHINGTON-OZAUKEE-JEFFERSON-WALWORTH-
INCLUDING THE CITIES OF...FOND DU LAC...SHEBOYGAN...BEAVER DAM...
WEST BEND...PORT WASHINGTON...JEFFERSON...LAKE MILLS...ELKHORN...
LAKE GENEVA
541 PM CST TUE DEC 23 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 6 PM CST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 6 PM CST
WEDNESDAY. 

LOW PRESSURE WILL MOVE NORTHEAST FROM THE MID MISSISSIPPI VALLEY
TONIGHT INTO LOWER MICHIGAN ON WEDNESDAY. THIS TRACK IS FAVORABLE
FOR MODERATE TO HEAVY SNOWFALL ACROSS SOUTHERN WISCONSIN. SNOW
ACCUMULATIONS OF 4 TO 7 INCHES ARE POSSIBLE....WITH THE POTENTIAL
OF ISOLATED THUNDER SNOW BRINGING LOCALLY HIGHER AMOUNTS.

BRISK NORTH TO NORTHWEST WINDS WILL ALSO BRING BLOWING AND
DRIFTING SNOW...AND REDUCE VISIBILITIES. THE SNOW WILL AFFECT THE
BUSY TRAVEL DAY ON WEDNESDAY.

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.

$$

WIZ046-047-056-057-062-240745-
/O.CON.KMKX.WW.Y.0012.081224T0900Z-081224T2200Z/
MARQUETTE-GREEN LAKE-SAUK-COLUMBIA-IOWA-
INCLUDING THE CITIES OF...MONTELLO...BERLIN...BARABOO...PORTAGE...
WISCONSIN DELLS...DODGEVILLE
541 PM CST TUE DEC 23 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 AM TO 4 PM
CST WEDNESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 AM TO 4 PM CST
WEDNESDAY. 

SCATTERED LIGHT SNOW SHOWERS ARE EXPECTED FOR THE REST OF TODAY
INTO THE EVENING HOURS...WITH ACCUMULATIONS UNDER AN INCH.

AS LOW PRESSURE MOVES NORTHEAST FROM THE MID MISSISSIPPI VALLEY
TONIGHT INTO LOWER MICHIGAN ON WEDNESDAY. A PERIOD OF MODERATE TO
AT TIMES HEAVY SNOWFALL...ESPECIALLY DURING THE MORNING...IS
POSSIBLE ACROSS A NORTHWEST PORTIONS OF SOUTH CENTRAL WISCONSIN.
SNOW ACCUMULATIONS OF 3 TO 5 INCHES ARE LIKELY. BRISK NORTH TO
NORTHWEST WINDS WILL ALSO BRING BLOWING AND DRIFTING SNOW...AND
REDUCE VISIBILITIES. THE SNOW WILL AFFECT THE BUSY TRAVEL DAY ON
WEDNESDAY.

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.

$$
000 
WWUS43 KMKX 240409
WSWMKX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1009 PM CST TUE DEC 23 2008

...WINTER WEATHER TO IMPACT TRAVEL WEDNESDAY...

.LOW PRESSURE OVER OKLAHOMA WILL MOVE NORTHEAST THROUGH THE MID
MISSISSIPPI VALLEY TONIGHT...AND INTO NORTHERN LOWER MICHIGAN BY
WEDNESDAY EVENING.

ANOTHER ROUND OF ACCUMULATING SNOW WILL CROSS SOUTHERN WISCONSIN
WEDNESDAY DURING THE MORNING AND AFTERNOON...WITH MODERATE TO
HEAVY ACCUMULATIONS POSSIBLE. BRISK WINDS WILL DEVELOP BEHIND THE
LOW...WHICH MAY CAUSE BLOWING AND DRIFTING SNOW. THERE IS A
POTENTIAL FOR THUNDER SNOW AROUND MIDDAY WEDNESDAY THAT WOULD
CAUSE 1 TO 2 INCH PER HOUR SNOW ACCUMULATIONS.

WIZ072-241215-
/O.CAN.KMKX.WW.Y.0011.000000T0000Z-081224T0400Z/
/O.CON.KMKX.WS.W.0011.081224T1100Z-081225T0000Z/
KENOSHA-
INCLUDING THE CITY OF...KENOSHA
1009 PM CST TUE DEC 23 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 6 PM CST
WEDNESDAY...
...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS CANCELLED
THE WINTER WEATHER ADVISORY. A WINTER STORM WARNING REMAINS IN
EFFECT FROM 5 AM TO 6 PM CST WEDNESDAY. 

LIGHT SNOW WILL CONTINUE OFF AND ON IN THE KENOSHA AREA TONIGHT.

LOW PRESSURE WILL MOVE NORTHEAST FROM THE MID MISSISSIPPI VALLEY
TONIGHT INTO LOWER MICHIGAN ON WEDNESDAY. THIS TRACK IS FAVORABLE
FOR MODERATE TO HEAVY SNOWFALL ACROSS SOUTHERN WISCONSIN. MOST OF
THE ACCUMULATIONS ARE EXPECTED DURING THE MORNING AND EARLY
AFTERNOON. SNOW ACCUMULATIONS OF 4 TO 7 INCHES ARE
POSSIBLE....WITH THE POTENTIAL OF ISOLATED THUNDER SNOW.

BRISK NORTH TO NORTHWEST WINDS WILL ALSO BRING BLOWING AND
DRIFTING SNOW BY AFTERNOON...AND REDUCE VISIBILITIES. THE SNOW
WILL AFFECT THE BUSY TRAVEL DAY ON WEDNESDAY.

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. 

$$

WIZ063-067>069-241215-
/O.CON.KMKX.WS.W.0011.081224T0900Z-081224T2200Z/
DANE-LAFAYETTE-GREEN-ROCK-
INCLUDING THE CITIES OF...MADISON...DARLINGTON...MONROE...
JANESVILLE...BELOIT
1009 PM CST TUE DEC 23 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 3 AM TO 4 PM CST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 3 AM TO 4 PM CST
WEDNESDAY. 

LOW PRESSURE WILL MOVE NORTHEAST FROM THE MID MISSISSIPPI VALLEY
TONIGHT INTO LOWER MICHIGAN ON WEDNESDAY. SNOW SHOULD BEGIN AFTER
3 AM...WITH THE ACCUMULATION SNOW AFTER 5 AM. THIS TRACK IS
FAVORABLE FOR MODERATE TO HEAVY SNOWFALL ACROSS SOUTHERN
WISCONSIN. SNOW ACCUMULATIONS OF 4 TO 7 INCHES ARE POSSIBLE...WITH
THE POTENTIAL OF ISOLATED THUNDER SNOW. THE HEAVIER SNOW WILL
OCCUR DURING THE MORNING AND EARLY AFTERNOON.

BRISK NORTH TO NORTHWEST WINDS WILL ALSO BRING BLOWING AND
DRIFTING SNOW DURING THE LATE MORNING AND AFTERNOON...AND REDUCE
VISIBILITIES. THE SNOW WILL AFFECT THE BUSY TRAVEL DAY ON
WEDNESDAY.

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. 

$$

WIZ051-052-058>060-064>066-070-071-241215-
/O.CON.KMKX.WS.W.0011.081224T1100Z-081225T0000Z/
FOND DU LAC-SHEBOYGAN-DODGE-WASHINGTON-OZAUKEE-JEFFERSON-WAUKESHA-
MILWAUKEE-WALWORTH-RACINE-
INCLUDING THE CITIES OF...FOND DU LAC...SHEBOYGAN...BEAVER DAM...
WEST BEND...PORT WASHINGTON...JEFFERSON...LAKE MILLS...WAUKESHA...
BROOKFIELD...MILWAUKEE...ELKHORN...LAKE GENEVA...RACINE
1009 PM CST TUE DEC 23 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 6 PM CST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 6 PM CST
WEDNESDAY. 

LOW PRESSURE WILL MOVE NORTHEAST FROM THE MID MISSISSIPPI VALLEY
TONIGHT INTO LOWER MICHIGAN ON WEDNESDAY. SNOW WILL BEGIN
AGAIN...MAINLY TOWARD 5 AM. THIS TRACK IS FAVORABLE FOR MODERATE
TO HEAVY SNOWFALL ACROSS SOUTHERN WISCONSIN. SNOW ACCUMULATIONS OF
4 TO 7 INCHES ARE POSSIBLE...WITH THE POTENTIAL OF ISOLATED
THUNDER SNOW. THE HEAVIEST SNOW IS EXPECTED DURING THE MORNING AND
EARLY AFTERNOON.

BRISK NORTH TO NORTHWEST WINDS WILL ALSO BRING BLOWING AND
DRIFTING SNOW...AND REDUCE VISIBILITIES. THE SNOW WILL AFFECT THE
BUSY TRAVEL DAY ON WEDNESDAY.

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. 

$$

WIZ046-047-056-057-062-241215-
/O.CON.KMKX.WW.Y.0012.081224T0900Z-081224T2200Z/
MARQUETTE-GREEN LAKE-SAUK-COLUMBIA-IOWA-
INCLUDING THE CITIES OF...MONTELLO...BERLIN...BARABOO...PORTAGE...
WISCONSIN DELLS...DODGEVILLE
1009 PM CST TUE DEC 23 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 AM TO 4 PM
CST WEDNESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 AM TO 4 PM CST
WEDNESDAY. 

LOW PRESSURE WILL MOVE NORTHEAST FROM THE MID MISSISSIPPI
VALLEY TONIGHT INTO LOWER MICHIGAN ON WEDNESDAY. SNOW WILL BEGIN
DURING THE EARLY MORNING HOURS...MAINLY TOWARD 5 AM. A PERIOD OF
MODERATE TO AT TIMES HEAVY SNOWFALL...ESPECIALLY DURING THE
MORNING...IS POSSIBLE ACROSS NORTHWEST PORTIONS OF SOUTH CENTRAL
WISCONSIN. SNOW ACCUMULATIONS OF 3 TO 5 INCHES ARE LIKELY. BRISK
NORTH TO NORTHWEST WINDS WILL ALSO BRING BLOWING AND DRIFTING
SNOW...AND REDUCE VISIBILITIES. THE SNOW WILL AFFECT THE BUSY
TRAVEL DAY ON WEDNESDAY.

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.

$$

HENTZ
000 
WWUS43 KMKX 240926
WSWMKX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
326 AM CST WED DEC 24 2008

...ANOTHER SNOW EVENT FOR SOUTHERN WISCONSIN TODAY...

.LOW PRESSURE OVER MISSOURI WILL MOVE NORTHEAST INTO LOWER
MICHIGAN. THIS WILL BRING ANOTHER ROUND OF ACCUMULATING SNOW TO
SOUTHERN WISCONSIN TODAY. BRISK WINDS WILL DEVELOP BEHIND THE
LOW...WHICH MAY CAUSE BLOWING AND DRIFTING SNOW. 

WIZ051-052-058>060-064>066-070>072-241730-
/O.CAN.KMKX.WS.W.0011.081224T1100Z-081225T0000Z/
/O.EXB.KMKX.WW.Y.0012.081224T1200Z-081225T0000Z/
FOND DU LAC-SHEBOYGAN-DODGE-WASHINGTON-OZAUKEE-JEFFERSON-WAUKESHA-
MILWAUKEE-WALWORTH-RACINE-KENOSHA-
INCLUDING THE CITIES OF...FOND DU LAC...SHEBOYGAN...BEAVER DAM...
WEST BEND...PORT WASHINGTON...JEFFERSON...LAKE MILLS...WAUKESHA...
BROOKFIELD...MILWAUKEE...ELKHORN...LAKE GENEVA...RACINE...KENOSHA
326 AM CST WED DEC 24 2008

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A
WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN
EFFECT UNTIL 6 PM CST THIS AFTERNOON. THE WINTER STORM WARNING HAS
BEEN CANCELLED.

3 TO 5 INCHES OF SNOW IS EXPECTED TODAY WITH BRISK WINDS
DEVELOPING THIS AFTERNOON WHICH WILL LEAD TO SOME BLOWING AND
DRIFTING SNOW AND REDUCED VISIBILITIES. 

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.

$$

WIZ063-067>069-241730-
/O.CAN.KMKX.WS.W.0011.000000T0000Z-081224T2200Z/
/O.EXB.KMKX.WW.Y.0012.081224T1200Z-081224T2200Z/
DANE-LAFAYETTE-GREEN-ROCK-
INCLUDING THE CITIES OF...MADISON...DARLINGTON...MONROE...
JANESVILLE...BELOIT
326 AM CST WED DEC 24 2008

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 4 PM CST THIS
AFTERNOON...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A
WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN
EFFECT UNTIL 4 PM CST THIS AFTERNOON. THE WINTER STORM WARNING HAS
BEEN CANCELLED.

UP TO 4 INCHES OF SNOW IS EXPECTED TODAY. BRISK WINDS WILL ALSO
BRING BLOWING AND DRIFTING SNOW...AND REDUCE VISIBILITIES. 

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.

$$

WIZ046-047-056-057-062-241730-
/O.EXT.KMKX.WW.Y.0012.000000T0000Z-081224T2200Z/
MARQUETTE-GREEN LAKE-SAUK-COLUMBIA-IOWA-
INCLUDING THE CITIES OF...MONTELLO...BERLIN...BARABOO...PORTAGE...
WISCONSIN DELLS...DODGEVILLE
326 AM CST WED DEC 24 2008

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 4 PM CST THIS
AFTERNOON...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 4 PM CST THIS
AFTERNOON. 

UP TO 4 INCHES OF SNOW IS EXPECTED TODAY. BRISK WINDS WILL ALSO
BRING BLOWING AND DRIFTING SNOW...AND REDUCE VISIBILITIES. 

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.

$$
PC/MG

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 Milwaukee, WI wrote its last area forecast discussion before this winter storm warning went out at Dec 23, 4:10 AM CST, 10 hours 51 minutes earlier.

Area forecast discussion, Dec 23, 4:10 AM CST, 10 hours 51 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
410 AM CST TUE DEC 23 2008

.DISCUSSION...FORECAST FOCUS IS ON ISENTROPIC EVENT TODAY THEN ON
UPPER SYS/SFC LOW FOR WEDNESDAY...BREAK IN THE ACTION FOR
CHRISTMAS...AND THEN THINGS RAMPING BACK UP FOR THURSDAY NIGHT INTO
AT LEAST FRIDAY NIGHT.

TODAY AND TONIGHT-
88D TRENDS LINING UP WELL WITH ADIABATIC OMEGA ON 285K ISENTROPIC
PLOT FROM THE GFS. THIS LIFT MAXES OUT ACROSS THE CWA EARLY THIS
MORNING THEN ISENTROPIC LIFT DIMINISHES TOWARDS MIDDAY. EXTRAP OF
BACK EDGE OF THIS ACROSS IOWA EXITS OUR NORTHEAST CWA AROUND 15Z.
NARROW 0.30 INCH QPF MAX ACROSS THE FAR SE FOR THIS AFTERNOON LINES
UP WITH ELONGATED/SHEARED VORT ENERGY IN THE BROAD SW UPPER FLOW.
HOWEVER THE LOWER LEVEL FRONTOGENETICAL FORCING ALSO INCREASES
FROM 18Z TO 00Z WHICH GIVES BETTER SUPPORT TO THE ENHANCED QPF
THIS AFTERNOON IN THE SE. SO FOR NOW WILL LEAVE GOING ADVISORY
INTACT AND PERHAPS BUMP QPF NUMBERS A BIT IN THE SE...NOT AS HIGH
AS GFS BUT BOOSTED HPC A SMIDGE.

NAM AND WRF BOTH SHOW A RELATIVE BRIEF BREAK BETWEEN THE EXIT OF THE
FRONTOGENETICAL BAND AND THE ARRIVAL OF THE POTENTIALLY BIGGER
SYSTEM SNOW. RIGHT NOW WILL LET THE ADVISORY RUN IN LINE WITH
GOING EXPIRATION TIME RIGHT UP TO WHEN THE WATCH KICKS IN. EXPECT
A COUPLE OF BREAKS BETWEEN 15Z THIS MORNING AND 12Z
WEDNESDAY...BUT FOR NOW FEEL THE BEST ROUTE IS TO KEEP CURRENT
ADVISORY/WATCH HEADLINES RUNNING CONSISTENT WITH PRIOR ESTABLISHED
TIMEFRAME.

WEDNESDAY-
IMPRESSIVE SETUP WITH GFS AND WRF20 SHOWING SURFACE LOW TAKING ON A
VERY FAVORABLE TRACK. THE 00Z ECMWF DOESNT HAVE THE SAME BITE AS
THE GFS AND WRF WITH DEVELOPMENT FURTHER TO OUR EAST IN THE EASTERN
GREAT LAKES...BUT STILL HAS ABOUT 0.30 IN QPF. GFS SHOWS Q VECTOR
CONVERGENCE IS DEEP AND STRONG WITH INSTABILITY NOTED AS WELL FROM
THE INGREDIENTS CHARTS. IN FACT...THE WEAKER NAM STILL SHOWS PRETTY
DECENT INSTAB/Q VECTOR CONVERGENCE IN THE SE EVEN THOUGH SFC LOW NOT
AS IMPRESSIVE AS GFS OR WRF.

WEDNESDAY NIGHT AND CHRISTMAS DAY-
A BREAK IN THE ACTION AS SURFACE HIGH PRESSURE SLIDES ACROSS.

THURSDAY NIGHT AND FRIDAY-
ANOTHER ISENTROPIC/WAA EVENT SETTING UP. THICKNESSES/850 TEMPS
SUGGEST PRECIPITATION WILL START OFF AS SNOW AND THEN POSSIBLY
CHANGE TO A MESSY MIXTURE BEFORE GOING OVER TO RAIN.

SATURDAY-
LEANED MORE TOWARDS THE 00Z ECMWF ON THE SLOWER FROPA
SO KEPT TEMPERATURES WARMER AND PRECIP TYPE LIQUID LONGER THAN
WHAT THE GFS IS SUGGESTING.

&&

.AVIATION...WARM AIR ADVECTION AND MOISTURE RETURN WILL CONTINUE TO
PRODUCE INTERMITTENT LGT SNOW TODAY AND TNT. DEVELOPING LOW PRESSURE
WILL THEN TRACK FROM THE SRN PLAINS NEWD INTO LOWER MI ON WED. MDT
TO HEAVY SNOW IS POSSIBLE ESPECIALLY OVER SE WI. DUE TO THE
INTERMITTENT NATURE OF THE SNOW...THE CIGS AND VSBYS WILL BE
VARIABLE TODAY INTO WED. ON AVERAGE EXPECT MVFR CIGS AND IFR VSBYS.

&&

.MARINE...A SMALL CRAFT ADVISORY IS IN EFFECT UNTIL MIDNIGHT
TONIGHT. BREEZY SLY WINDS WILL PREVAIL WITH HIGH WAVES. THE PRESSURE
GRADIENT AND THUS WINDS AND WAVES WILL SLACKEN BY MIDNIGHT. STRONG
LOW PRESSURE TRACKING NEWD ACROSS IL AND LOWER MI ON WED WILL
GENERATE BRISK NWLY WINDS WED AFT AND NIGHT. A SMALL CRAFT ADVISORY
WILL LIKELY BE NEEDED.

&&

.MKX WATCHES/WARNINGS/ADVISORIES...
WI...WINTER WEATHER ADVISORY UNTIL MIDNIGHT CST TONIGHT FOR WIZ046-
     047-051-052-056>060-062>072.

     WINTER STORM WATCH FROM LATE TONIGHT THROUGH WEDNESDAY AFTERNOON
     FOR WIZ046-047-051-052-056>060-062>072.

LM...SMALL CRAFT ADVISORY UNTIL MIDNIGHT CST TONIGHT FOR LMZ643>646.

&&

SHORT/LONG TERM...COLLAR
AVIATION/MARINE...GEHRING
Hazardous weather outlook, Dec 23, 12:43 PM CST, 2 hours 18 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1243 PM CST TUE DEC 23 2008

WIZ046-047-051-052-056>060-062>072-241100-
MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN-SAUK-COLUMBIA-DODGE-
WASHINGTON-OZAUKEE-IOWA-DANE-JEFFERSON-WAUKESHA-MILWAUKEE-
LAFAYETTE-GREEN-ROCK-WALWORTH-RACINE-KENOSHA-
1243 PM CST TUE DEC 23 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST CENTRAL
WISCONSIN...SOUTH CENTRAL WISCONSIN AND SOUTHEAST WISCONSIN.

.DAY ONE...THIS AFTERNOON AND TONIGHT

A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL MIDNIGHT...MAINLY
SOUTHEAST OF A BERLIN...TO BLACK EARTH...TO BELMONT LINE. A WINTER
STORM WATCH REMAINS IN EFFECT LATE TONIGHT. OCCASIONAL LIGHT TO
MODERATE SNOW IS EXPECTED THIS AFTERNOON AND THIS EVENING...AS SOUTH
WINDS BRING WARMER AIR INTO THE REGION. LIGHT SNOW IS EXPECTED AFTER
MIDNIGHT.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

A WINTER STORM WATCH IS IN EFFECT ON WEDNESDAY. DEVELOPING LOW
PRESSURE WILL TRACK NORTHEAST ACROSS ILLINOIS AND LOWER MICHIGAN ON
WEDNESDAY...SPREADING A SWATH OF MODERATE TO HEAVY SNOW OVER
SOUTHERN WISCONSIN. INCREASING WINDS WILL ALSO BRING BLOWING AND
DRIFTING SNOW...AND WILL REDUCE VISIBILITIES. THOSE WITH TRAVEL
PLANS ON WEDNESDAY SHOULD KEEP UP WITH THE LATEST FORECASTS.

SNOW AND RAIN IS THEN EXPECTED THURSDAY NIGHT...BEFORE CHANGING TO
ALL RAIN ON FRIDAY...AS A STRONG LOW PRESSURE SYSTEM TRACKS NORTH
THROUGH THE GREAT PLAINS...AND INTO CANADA. SOME SNOW ACCUMULATION
IS ANTICIPATED BEFORE CHANGING TO RAIN.

.SPOTTER INFORMATION STATEMENT...

SNOWFALL REPORTS ARE APPRECIATED.

LMZ643>646-241100-
SHEBOYGAN TO PORT WASHINGTON WI-
PORT WASHINGTON TO NORTH POINT LIGHT WI-
NORTH POINT LIGHT TO WIND POINT WI-
WIND POINT WI TO WINTHROP HARBOR IL-
1243 PM CST TUE DEC 23 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT

A SMALL CRAFT ADVISORY IS IN EFFECT THIS AFTERNOON AND THIS EVENING.
BRISK SOUTH WINDS WILL GENERATE HIGH WAVES...AS LOW PRESSURE OVER
THE PLAINS SLOWLY MOVES TOWARD THE MISSISSIPPI RIVER. FREEZING SPRAY
IS ALSO EXPECTED THROUGH THE DAY.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

A SMALL CRAFT ADVISORY MAY BE NEEDED WEDNESDAY AFTERNOON AND
WEDNESDAY NIGHT...AS DEVELOPING LOW PRESSURE TRACKS NORTHEAST
THROUGH ILLINOIS AND LOWER MICHIGAN. BRISK NORTHWEST WINDS MAY
DEVELOP OVER THE NEARSHORE WATERS.

BRISK WINDS OR GALE FORCE WINDS...AND HIGH WAVES...WOULD AGAIN BE
POSSIBLE FRIDAY THROUGH THE WEEKEND...AS STRONG LOW PRESSURE IS
EXPECTED TO TRACK FROM THE NORTHERN PLAINS INTO CANADA.

WOOD
WWW.WEATHER.GOV/MKX

In the hours before

Local storm report, Dec 23, 9:03 AM CST, 5 hours 58 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
903 AM CST TUE DEC 23 2008

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

0859 AM     SNOW             RANDOM LAKE             43.56N 87.96W
12/23/2008  M3.0 INCH        SHEBOYGAN          WI   TRAINED SPOTTER

0700 AM     SNOW             NORTH PRAIRIE           42.94N 88.40W
12/23/2008  M1.8 INCH        WAUKESHA           WI   NWS EMPLOYEE

&&

BORGHOFF
Local storm report, Dec 23, 10:32 AM CST, 4 hours 29 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1032 AM CST TUE DEC 23 2008

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

1020 AM     SNOW             WEST BEND               43.42N 88.18W
12/23/2008  M3.4 INCH        WASHINGTON         WI   TRAINED SPOTTER

            MEASURED ON THE FAR NORTH SIDE.

&&

BORGHOFF
Local storm report, Dec 23, 10:45 AM CST, 4 hours 16 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1045 AM CST TUE DEC 23 2008

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

1030 AM     SNOW             3 SE PALMYRA            42.85N 88.55W
12/23/2008  M2.5 INCH        JEFFERSON          WI   NWS EMPLOYEE

            SNOW DEPTH 14 INCHES.

&&

BORGHOFF
Local storm report, Dec 23, 1:14 PM CST, 1 hour 47 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
114 PM CST TUE DEC 23 2008

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

1245 PM     SNOW             5 SW MADISON            43.03N 89.45W
12/23/2008  M2.0 INCH        DANE               WI   TRAINED SPOTTER

&&

BORGHOFF
Local storm report, Dec 23, 2:20 PM CST, 41 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
220 PM CST TUE DEC 23 2008

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

0200 PM     SNOW             PEWAUKEE                43.09N 88.25W
12/23/2008  M3.5 INCH        WAUKESHA           WI   TRAINED SPOTTER

            .1 MILE SOUTH OF I-94 AND COUNTY ROAD SS

&&

BORGHOFF

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 22, 8:54 PM CSTSmall Craft AdvisoryMKX27 hr
Dec 23, 3:01 PM CSTWinter Weather AdvisoryMKXColumbia, Dane, Dodge, Fond du Lac, Green, Green Lake and 14 more30 hr
Dec 23, 3:58 PM CSTSmall Craft AdvisoryMKX35 hr

Nearby

Winter Storm Warnings in Wisconsin, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.