Alert archive / Wisconsin / Winter Weather Advisories in 2012

Winter Weather Advisory 13, NWS Green Bay, WI

December 8, 201222 counties in Wisconsin

NWS Green Bay, WI issued this winter weather advisory at Dec 8, 2012, 2:53 PM CST for 22 counties in Wisconsin. It took effect at Dec 9, 2012, 6:00 AM CST. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Dec 8, 2012, 2:53 PM CST (20:53 UTC)
In effect from
Dec 9, 2012, 6:00 AM CST
Expired
Dec 10, 2012, 12:00 AM CST
In force
18 hr
Issued by
NWS Green Bay, WI
All 22 counties

Brown County, WI, Calumet County, WI, Door County, WI, Florence County, WI, Forest County, WI, Kewaunee County, WI, Langlade County, WI, Lincoln County, WI, Manitowoc County, WI, Marathon County, WI, Marinette County, WI, Menominee County, WI, Oconto County, WI, Oneida County, WI, Outagamie County, WI, Portage County, WI, Shawano County, WI, Vilas County, WI, Waupaca County, WI, Waushara County, WI, Winnebago County, WI, Wood County, WI

The radar

The Green Bay radar (KGRB), 63 km from the middle of the area, began a volume at 20:58 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, 8.9 hours before the alert went out and 65 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 2012-12-08Temperature 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 2012-12-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 79 square meters per square second.1939587897Sfc1 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
586 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
79 m²/s²
0-3 km storm-relative helicity
108 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.

538 
WWUS43 KGRB 082053
WSWGRB

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
253 PM CST SAT DEC 8 2012

...SNOW EXPECTED TO CREATE HAZARDOUS TRAVEL CONDITIONS SUNDAY AND
SUNDAY NIGHT...

.A LOW PRESSURE SYSTEM WILL SLOWLY TRACK ACROSS THE NORTHERN
PLAINS TONIGHT...AND INTO WISCONSIN ON SUNDAY. THE LOW WILL STALL
ACROSS THE AREA AND WEAKEN AS A STRONGER SYSTEM FORMS FARTHER
SOUTHEAST OVER THE LOWER GREAT LAKES REGION SUNDAY EVENING.
SNOW FROM THE PLAINS STORM IS EXPECTED TO SPREAD ACROSS WISCONSIN
SUNDAY MORNING...AND THEN CONTINUE INTO SUNDAY EVENING BEFORE
DIMINISHING.

WIZ005-090500-
/O.UPG.KGRB.WS.A.0004.121209T1200Z-121210T1800Z/
/O.NEW.KGRB.WW.Y.0013.121209T1200Z-121210T1200Z/
VILAS-
INCLUDING THE CITY OF...EAGLE RIVER
253 PM CST SAT DEC 8 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM SUNDAY TO 6 AM CST
MONDAY...

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 6 AM SUNDAY TO
6 AM CST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

* SNOW SHOULD BEGIN ACROSS THE AREA EARLY SUNDAY MORNING. THE
  HEAVIEST SNOW SHOULD FALL DURING THE AFTERNOON AND EARLY EVENING
  HOURS...BEFORE THE SNOW DIMINISHES AFTER MIDNIGHT.

* A TOTAL ACCUMULATION OF 5 TO 7 INCHES IS EXPECTED BY LATE SUNDAY
  NIGHT. 

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

* SCATTERED SNOW SHOWERS WILL LINGER MONDAY...WITH ANOTHER INCH OR
  SO OF ACCUMULATION POSSIBLE DURING THE DAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL
CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS
AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. THE
LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY CALLING 511.

&&

$$

WIZ010-011-018-019-030-090500-
/O.UPG.KGRB.WS.A.0004.121209T1200Z-121210T0600Z/
/O.NEW.KGRB.WW.Y.0013.121209T1200Z-121210T1200Z/
ONEIDA-FOREST-LINCOLN-LANGLADE-MARATHON-
INCLUDING THE CITIES OF...RHINELANDER...CRANDON...TOMAHAWK...
ANTIGO...WAUSAU
253 PM CST SAT DEC 8 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM SUNDAY TO 6 AM CST
MONDAY...

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 6 AM SUNDAY
TO 6 AM CST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

* SNOW SHOULD BEGIN ACROSS THE AREA EARLY SUNDAY MORNING. THE
  HEAVIEST SNOW SHOULD FALL DURING THE AFTERNOON AND EARLY EVENING
  HOURS...BEFORE THE SNOW DIMINISHES AFTER MIDNIGHT.

* A TOTAL ACCUMULATION OF 4 TO 7 INCHES IS EXPECTED BY LATE
  SUNDAY NIGHT.

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL
CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS
AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. THE
LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY CALLING 511.

&&

$$

WIZ012-013-090500-
/O.UPG.KGRB.WS.A.0004.121209T1200Z-121210T0600Z/
/O.NEW.KGRB.WW.Y.0013.121209T1500Z-121210T1200Z/
FLORENCE-NORTHERN MARINETTE-
253 PM CST SAT DEC 8 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM 9 AM SUNDAY TO 6 AM CST
MONDAY...

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 9 AM SUNDAY
TO 6 AM CST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

* SNOW SHOULD BEGIN ACROSS THE AREA MID-MORNING SUNDAY. THE
  HEAVIEST SNOW SHOULD FALL DURING THE AFTERNOON AND EARLY EVENING
  HOURS...BEFORE THE SNOW DIMINISHES AFTER MIDNIGHT.

* A TOTAL ACCUMULATION OF 4 TO 6 INCHES IS EXPECTED BY LATE SUNDAY
  NIGHT.

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL
CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS
AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. THE
LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY CALLING 511.

&&

$$

WIZ035-036-090500-
/O.NEW.KGRB.WW.Y.0013.121209T1200Z-121210T1200Z/
WOOD-PORTAGE-
INCLUDING THE CITIES OF...WISCONSIN RAPIDS...STEVENS POINT
253 PM CST SAT DEC 8 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM SUNDAY TO 6 AM CST
MONDAY...

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 6 AM SUNDAY
TO 6 AM CST MONDAY.

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 6 AM SUNDAY
TO 6 AM CST MONDAY. 

* SNOW SHOULD BEGIN ACROSS THE AREA EARLY SUNDAY MORNING. THE
  HEAVIEST SNOW SHOULD FALL DURING THE AFTERNOON AND EARLY EVENING
  HOURS...BEFORE THE SNOW DIMINISHES AFTER MIDNIGHT.

* A TOTAL ACCUMULATION OF 3 TO 5 INCHES IS EXPECTED BY LATE SUNDAY
  NIGHT.

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL
CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS
AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. THE
LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY CALLING 511.

&&

$$

WIZ020-021-031-037-045-073-074-090500-
/O.NEW.KGRB.WW.Y.0013.121209T1500Z-121210T1200Z/
MENOMINEE-NORTHERN OCONTO-SHAWANO-WAUPACA-WAUSHARA-
SOUTHERN MARINETTE-SOUTHERN OCONTO-
INCLUDING THE CITIES OF...KESHENA...WAUTOMA...CRIVITZ
253 PM CST SAT DEC 8 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM 9 AM SUNDAY TO 6 AM CST
MONDAY...

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 9 AM SUNDAY
TO 6 AM CST MONDAY.

* SNOW SHOULD BEGIN ACROSS THE AREA MID-MORNING SUNDAY. THE
  HEAVIEST SNOW SHOULD FALL DURING THE AFTERNOON AND EARLY EVENING
  HOURS...BEFORE THE SNOW DIMINISHES AFTER MIDNIGHT.

* A TOTAL ACCUMULATION OF 3 TO 5 INCHES IS EXPECTED BY LATE SUNDAY
  NIGHT.

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL
CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS
AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. THE
LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY CALLING 511.

&&

$$

MG/SKOWRONSKI
6 follow-up statements
569 
WWUS43 KGRB 090441
WSWGRB

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
1041 PM CST SAT DEC 8 2012

...SNOW EXPECTED TO CREATE HAZARDOUS TRAVEL CONDITIONS SUNDAY AND
SUNDAY NIGHT...

.A LOW PRESSURE SYSTEM WILL SLOWLY TRACK ACROSS THE NORTHERN
PLAINS TONIGHT...AND INTO WISCONSIN ON SUNDAY. THE LOW WILL STALL
ACROSS THE AREA AND WEAKEN AS A STRONGER SYSTEM FORMS FARTHER
SOUTHEAST OVER THE LOWER GREAT LAKES REGION SUNDAY EVENING. SNOW
FROM THE PLAINS STORM IS EXPECTED TO SPREAD ACROSS WISCONSIN
SUNDAY MORNING...AND THEN CONTINUE INTO SUNDAY EVENING BEFORE
DIMINISHING.

WIZ005-010-011-018-019-030-035-036-091245-
/O.CON.KGRB.WW.Y.0013.121209T1200Z-121210T1200Z/
VILAS-ONEIDA-FOREST-LINCOLN-LANGLADE-MARATHON-WOOD-PORTAGE-
INCLUDING THE CITIES OF...EAGLE RIVER...RHINELANDER...CRANDON...
TOMAHAWK...ANTIGO...WAUSAU...WISCONSIN RAPIDS...STEVENS POINT
1041 PM CST SAT DEC 8 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM SUNDAY TO
6 AM CST MONDAY...

* SNOW IS EXPECTED TO BEGIN ACROSS THE AREA SUNDAY MORNING. THE
  HEAVIEST SNOW SHOULD FALL DURING THE AFTERNOON AND EARLY EVENING
  HOURS...BEFORE THE SNOW DIMINISHES AFTER MIDNIGHT.

* A TOTAL ACCUMULATION OF 5 TO 7 INCHES IS EXPECTED BY LATE 
  SUNDAY NIGHT. 

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

* SCATTERED SNOW SHOWERS WILL LINGER MONDAY...WITH ANOTHER INCH 
  OR SO OF ACCUMULATION POSSIBLE DURING THE DAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
THE LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY CALLING
511.

&&

$$

WIZ012-013-020-021-031-037-045-073-074-091245-
/O.CON.KGRB.WW.Y.0013.121209T1500Z-121210T1200Z/
FLORENCE-NORTHERN MARINETTE-MENOMINEE-NORTHERN OCONTO-SHAWANO-
WAUPACA-WAUSHARA-SOUTHERN MARINETTE-SOUTHERN OCONTO-
INCLUDING THE CITIES OF...KESHENA...WAUTOMA...CRIVITZ
1041 PM CST SAT DEC 8 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 AM SUNDAY TO
6 AM CST MONDAY...

* SNOW IS EXPECTED TO BEGIN ACROSS THE AREA DURING THE MORNING SUNDAY.
  THE HEAVIEST SNOW SHOULD FALL DURING THE AFTERNOON AND EARLY
  EVENING HOURS...BEFORE THE SNOW DIMINISHES AFTER MIDNIGHT.

* A TOTAL ACCUMULATION OF 3 TO 5 INCHES IS EXPECTED BY LATE 
  SUNDAY NIGHT. 

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
THE LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY CALLING
511.

&&

$$
079 
WWUS43 KGRB 091022
WSWGRB

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
422 AM CST SUN DEC 9 2012

...SNOW EXPECTED TO CREATE HAZARDOUS TRAVEL CONDITIONS TODAY AND
TONIGHT... 

.A LOW PRESSURE SYSTEM WILL SLOWLY TRACK ACROSS WISCONSIN TODAY
INTO TONIGHT. SNOW IS EXPECTED TO SLOWLY SPREAD WEST TO EAST ACROSS
WISCONSIN THIS MORNING...AND THEN CONTINUE INTO THE EVENING HOURS
BEFORE DIMINISHING OVERNIGHT.

WIZ018-030-035-036-091830-
/O.UPG.KGRB.WW.Y.0013.121209T1200Z-121210T1200Z/
/O.NEW.KGRB.WS.W.0004.121209T1200Z-121210T0600Z/
LINCOLN-MARATHON-WOOD-PORTAGE-
INCLUDING THE CITIES OF...TOMAHAWK...WAUSAU...WISCONSIN RAPIDS...
STEVENS POINT
422 AM CST SUN DEC 9 2012

...WINTER STORM WARNING IN EFFECT UNTIL MIDNIGHT CST TONIGHT...

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW WHICH IS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT.

* SNOW IS EXPECTED TO DEVELOP THIS MORNING AND BECOME HEAVY AT
  TIMES TODAY. THE SNOW WILL CONTINUE INTO THIS EVENING BEFORE
  TAPERING OFF OVERNIGHT.

* A TOTAL ACCUMULATION OF 5 TO 7 INCHES IS EXPECTED THROUGH THIS
  EVENING.

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 HAZARDOUS. IF YOU MUST
TRAVEL...USE EXTREME CAUTION...OR WAIT UNTIL THE STORM HAS ENDED.
THE LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY CALLING
511.

&&

$$

WIZ038-048-091830-
/O.EXB.KGRB.WW.Y.0013.121209T1200Z-121210T0600Z/
OUTAGAMIE-WINNEBAGO-
INCLUDING THE CITIES OF...APPLETON...OSHKOSH
422 AM CST SUN DEC 9 2012

...WINTER WEATHER ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT...

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT.

* SNOW IS EXPECTED TO SPREAD OVER THE AREA THIS MORNING. THE
  HEAVIEST SNOW SHOULD FALL DURING THE AFTERNOON AND EARLY EVENING
  HOURS...BEFORE DIMINISHING OVERNIGHT.

* A TOTAL ACCUMULATION OF 3 TO 5 INCHES IS EXPECTED BY TONIGHT.

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
THE LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY CALLING
511.

&&

$$

WIZ022-039-040-049-050-091830-
/O.EXB.KGRB.WW.Y.0013.121209T1700Z-121210T0600Z/
DOOR-BROWN-KEWAUNEE-CALUMET-MANITOWOC-
INCLUDING THE CITIES OF...STURGEON BAY...GREEN BAY...ALGOMA...
CHILTON...TWO RIVERS
422 AM CST SUN DEC 9 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO
MIDNIGHT CST TONIGHT...

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 11 AM THIS
MORNING TO MIDNIGHT CST TONIGHT.

* SNOW IS EXPECTED TO SPREAD OVER THE AREA THIS MORNING. THE
  HEAVIEST SNOW SHOULD FALL DURING THE AFTERNOON AND EARLY EVENING
  HOURS...BEFORE DIMINISHING OVERNIGHT.

* A TOTAL ACCUMULATION OF 3 TO 5 INCHES IS EXPECTED BY TONIGHT.
  THE LESSER SNOW AMOUNTS ARE EXPECTED TOWARD LAKE MICHIGAN.

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
THE LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY CALLING
511.

&&

$$

WIZ010-019-020-031-037-045-091830-
/O.EXT.KGRB.WW.Y.0013.121209T1200Z-121210T0600Z/
ONEIDA-LANGLADE-MENOMINEE-SHAWANO-WAUPACA-WAUSHARA-
INCLUDING THE CITIES OF...RHINELANDER...ANTIGO...KESHENA...
WAUTOMA
422 AM CST SUN DEC 9 2012

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* SNOW IS EXPECTED TO BEGIN ACROSS THE AREA THIS MORNING. THE
  HEAVIEST SNOW SHOULD FALL DURING THE AFTERNOON AND EARLY EVENING
  HOURS...BEFORE DIMINISHING OVERNIGHT.

* A TOTAL ACCUMULATION OF 4 TO 6 INCHES IS EXPECTED BY LATE
  TONIGHT. 

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
THE LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY CALLING
511.

&&

$$

WIZ005-091830-
/O.EXT.KGRB.WW.Y.0013.121209T1500Z-121210T1200Z/
VILAS-
INCLUDING THE CITY OF...EAGLE RIVER
422 AM CST SUN DEC 9 2012

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 9 AM THIS MORNING
TO 6 AM CST MONDAY...

* SNOW IS EXPECTED TO BEGIN ACROSS THE THIS MORNING. THE HEAVIEST
  SNOW SHOULD FALL DURING THE AFTERNOON AND EARLY EVENING HOURS.
  LATER TONIGHT...LAKE EFFECT SNOW SHOWERS WILL DEVELOP.   

* A TOTAL ACCUMULATION OF 5 TO 7 INCHES IS EXPECTED BY MONDAY
  MORNING. 

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

* SCATTERED SNOW SHOWERS WILL LINGER MONDAY...WITH ANOTHER INCH 
  OR SO OF ACCUMULATION POSSIBLE DURING THE DAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
THE LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY CALLING
511.

&&

$$

WIZ011>013-021-073-074-091830-
/O.EXT.KGRB.WW.Y.0013.121209T1700Z-121210T0600Z/
FOREST-FLORENCE-NORTHERN MARINETTE-NORTHERN OCONTO-
SOUTHERN MARINETTE-SOUTHERN OCONTO-
INCLUDING THE CITIES OF...CRANDON...CRIVITZ
422 AM CST SUN DEC 9 2012

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 11 AM THIS MORNING
TO MIDNIGHT CST TONIGHT...

* SNOW IS EXPECTED TO BEGIN ACROSS THE AREA MID TO LATE MORNING.
  THE HEAVIEST SNOW SHOULD FALL DURING THE AFTERNOON AND EARLY
  EVENING HOURS...BEFORE DIMINISHING OVERNIGHT.

* A TOTAL ACCUMULATION OF 4 TO 6 INCHES IS EXPECTED BY LATE
  TONIGHT. 

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
THE LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY CALLING
511.

&&

$$

TH
225 
WWUS43 KGRB 091528
WSWGRB

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
928 AM CST SUN DEC 9 2012

...SNOW EXPECTED TO CREATE HAZARDOUS TRAVEL CONDITIONS TODAY AND
TONIGHT...

.A LOW PRESSURE SYSTEM WILL SLOWLY TRACK ACROSS WISCONSIN TODAY
INTO TONIGHT. SNOW IS EXPECTED TO SLOWLY SPREAD ACROSS WISCONSIN
THIS MORNING...AND THEN CONTINUE INTO THE EVENING HOURS BEFORE
DIMINISHING OVERNIGHT.

WIZ018-030-035-036-092330-
/O.CON.KGRB.WS.W.0004.000000T0000Z-121210T0600Z/
LINCOLN-MARATHON-WOOD-PORTAGE-
INCLUDING THE CITIES OF...TOMAHAWK...WAUSAU...WISCONSIN RAPIDS...
STEVENS POINT
928 AM CST SUN DEC 9 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* SNOW IS EXPECTED TO DEVELOP THIS MORNING AND BECOME HEAVY AT 
  TIMES TODAY. THE SNOW WILL CONTINUE INTO THIS EVENING BEFORE 
  TAPERING OFF OVERNIGHT. 

* A TOTAL ACCUMULATION OF 5 TO 7 INCHES CAN BE EXPECTED THROUGH
  THIS EVENING.

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 HAZARDOUS. IF YOU MUST
TRAVEL...USE EXTREME CAUTION...OR WAIT UNTIL THE STORM HAS ENDED.
THE LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY CALLING
511.

&&

$$

WIZ010-019-020-031-037-038-045-048-092330-
/O.CON.KGRB.WW.Y.0013.000000T0000Z-121210T0600Z/
ONEIDA-LANGLADE-MENOMINEE-SHAWANO-WAUPACA-OUTAGAMIE-WAUSHARA-
WINNEBAGO-
INCLUDING THE CITIES OF...RHINELANDER...ANTIGO...KESHENA...
APPLETON...WAUTOMA...OSHKOSH
928 AM CST SUN DEC 9 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* SNOW IS EXPECTED TO SPREAD ACROSS THE AREA THIS MORNING. THE 
  HEAVIEST SNOW SHOULD FALL DURING THE AFTERNOON AND EARLY 
  EVENING HOURS...BEFORE DIMINISHING OVERNIGHT. 

* A TOTAL ACCUMULATION OF 3 TO 5 INCHES CAN BE EXPECTED BY TONIGHT.

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
THE LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY CALLING
511.

&&

$$

WIZ005-092330-
/O.CON.KGRB.WW.Y.0013.000000T0000Z-121210T1200Z/
VILAS-
INCLUDING THE CITY OF...EAGLE RIVER
928 AM CST SUN DEC 9 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
MONDAY...

* SNOW IS EXPECTED TO BEGIN ACROSS THE AREA THIS MORNING. THE
  HEAVIEST SNOW SHOULD FALL DURING THE AFTERNOON AND EARLY EVENING
  HOURS. LATER TONIGHT...LAKE EFFECT SNOW SHOWERS WILL DEVELOP.

* A TOTAL ACCUMULATION OF 5 TO 7 INCHES CAN BE EXPECTED BY MONDAY
  MORNING.

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

* SCATTERED SNOW SHOWERS WILL LINGER MONDAY...WITH ANOTHER INCH 
  OR SO OF ACCUMULATION POSSIBLE DURING THE DAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
THE LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY CALLING
511.

&&

$$

WIZ011>013-021-022-039-040-049-050-073-074-092330-
/O.CON.KGRB.WW.Y.0013.121209T1700Z-121210T0600Z/
FOREST-FLORENCE-NORTHERN MARINETTE-NORTHERN OCONTO-DOOR-BROWN-
KEWAUNEE-CALUMET-MANITOWOC-SOUTHERN MARINETTE-SOUTHERN OCONTO-
INCLUDING THE CITIES OF...CRANDON...STURGEON BAY...GREEN BAY...
ALGOMA...CHILTON...TWO RIVERS...CRIVITZ
928 AM CST SUN DEC 9 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* SNOW IS EXPECTED TO SPREAD ACROSS THE AREA THIS MORNING. THE 
  HEAVIEST SNOW SHOULD FALL DURING THE AFTERNOON AND EARLY 
  EVENING HOURS...BEFORE DIMINISHING OVERNIGHT. 

* A TOTAL ACCUMULATION OF 3 TO 5 INCHES IS EXPECTED BY TONIGHT. 
  THE LESSER SNOW AMOUNTS ARE EXPECTED TOWARD LAKE MICHIGAN. 

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
THE LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY CALLING
511.

&&

$$

MG
660 
WWUS43 KGRB 092200
WSWGRB

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
400 PM CST SUN DEC 9 2012

...SNOW WILL CONTINUE TO CREATE HAZARDOUS TRAVEL CONDITIONS TONIGHT...

.A LOW PRESSURE SYSTEM WILL WEAKEN CONSIDERABLY AS IT SLOWLY
TRACKS ACROSS WISCONSIN TONIGHT. SNOW IS EXPECTED TO
CONTINUE...MAINLY ACROSS CENTRAL...EAST-CENTRAL AND NORTHEAST
WISCONSIN THROUGH THIS EVENING...BEFORE DIMINISHING OVERNIGHT.

WIZ018-100600-
/O.CAN.KGRB.WS.W.0004.000000T0000Z-121210T0600Z/
/O.EXA.KGRB.WW.Y.0013.000000T0000Z-121210T0600Z/
LINCOLN-
INCLUDING THE CITY OF...TOMAHAWK
400 PM CST SUN DEC 9 2012

...WINTER WEATHER ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT. THE WINTER STORM WARNING HAS BEEN CANCELLED.

* SNOW IS EXPECTED TO CONTINUE THROUGH THE EVENING HOURS...BEFORE
  DIMINISHING OVERNIGHT.

* A TOTAL ACCUMULATION OF 3 TO 5 INCHES CAN BE EXPECTED.

* THE SNOW WILL CONTINUE TO CREATE HAZARDOUS TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL
CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS
AND LIMITED VISIBILITIES...AND USE EXTRA CAUTION WHILE DRIVING.
THE LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY CALLING
511.

&&

$$

WIZ010>012-092300-
/O.CAN.KGRB.WW.Y.0013.000000T0000Z-121210T0600Z/
ONEIDA-FOREST-FLORENCE-
INCLUDING THE CITIES OF...RHINELANDER...CRANDON
400 PM CST SUN DEC 9 2012

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS CANCELLED THE
WINTER WEATHER ADVISORY. 

SNOW IS EXPECTED TO CONTINUE THROUGH THE EVENING HOURS BEFORE
DIMINISHING...BUT STORM TOTALS ARE ONLY EXPECTED TO BE IN THE 2
TO 4 INCH RANGE.

$$

WIZ005-092300-
/O.CAN.KGRB.WW.Y.0013.000000T0000Z-121210T1200Z/
VILAS-
INCLUDING THE CITY OF...EAGLE RIVER
400 PM CST SUN DEC 9 2012

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS CANCELLED THE
WINTER WEATHER ADVISORY. 

SNOW IS EXPECTED TO CONTINUE THROUGH THE EVENING HOURS BEFORE
DIMINISHING...BUT STORM TOTALS ARE ONLY EXPECTED TO BE IN THE 2
TO 3 INCH RANGE.

$$

WIZ030-035-036-100600-
/O.CON.KGRB.WS.W.0004.000000T0000Z-121210T0600Z/
MARATHON-WOOD-PORTAGE-
INCLUDING THE CITIES OF...WAUSAU...WISCONSIN RAPIDS...
STEVENS POINT
400 PM CST SUN DEC 9 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* SNOW IS EXPECTED TO CONTINUE THIS EVENING BEFORE TAPERING OFF
  OVERNIGHT.

* A TOTAL ACCUMULATION OF 5 TO 7 INCHES CAN BE EXPECTED.

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 HAZARDOUS. IF YOU MUST
TRAVEL...USE EXTREME CAUTION...OR WAIT UNTIL THE STORM HAS ENDED.
THE LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY CALLING
511.

&&

$$

WIZ013-019>022-031-037>040-045-048>050-073-074-100600-
/O.CON.KGRB.WW.Y.0013.000000T0000Z-121210T0600Z/
NORTHERN MARINETTE-LANGLADE-MENOMINEE-NORTHERN OCONTO-DOOR-
SHAWANO-WAUPACA-OUTAGAMIE-BROWN-KEWAUNEE-WAUSHARA-WINNEBAGO-
CALUMET-MANITOWOC-SOUTHERN MARINETTE-SOUTHERN OCONTO-
INCLUDING THE CITIES OF...ANTIGO...KESHENA...STURGEON BAY...
APPLETON...GREEN BAY...ALGOMA...WAUTOMA...OSHKOSH...CHILTON...
TWO RIVERS...CRIVITZ
400 PM CST SUN DEC 9 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* SNOW IS EXPECTED TO CONTINUE THROUGH THE EVENING HOURS...BEFORE
  DIMINISHING OVERNIGHT.

* A TOTAL ACCUMULATION OF 3 TO 5 INCHES CAN BE EXPECTED.

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE EXTRA CAUTION WHILE
DRIVING. THE LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY
CALLING 511.

&&

$$
885 
WWUS43 KGRB 092310
WSWGRB

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
510 PM CST SUN DEC 9 2012

...SNOW WILL CONTINUE TO CREATE HAZARDOUS TRAVEL CONDITIONS
TONIGHT...

.A LOW PRESSURE SYSTEM WILL WEAKEN CONSIDERABLY AS IT SLOWLY
TRACKS ACROSS WISCONSIN TONIGHT. SNOW IS EXPECTED TO CONTINUE...
MAINLY ACROSS CENTRAL...EAST-CENTRAL AND NORTHEAST WISCONSIN
THROUGH THIS EVENING...BEFORE DIMINISHING OVERNIGHT.

WIZ030-035-036-100600-
/O.CAN.KGRB.WS.W.0004.000000T0000Z-121210T0600Z/
/O.EXA.KGRB.WW.Y.0013.000000T0000Z-121210T0600Z/
MARATHON-WOOD-PORTAGE-
INCLUDING THE CITIES OF...WAUSAU...WISCONSIN RAPIDS...
STEVENS POINT
510 PM CST SUN DEC 9 2012

...WINTER WEATHER ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT. THE WINTER STORM WARNING HAS BEEN CANCELLED.

* SNOW IS EXPECTED TO CONTINUE THROUGH THE EVENING HOURS...
  BEFORE DIMINISHING OVERNIGHT. 

* A TOTAL ACCUMULATION OF 3 TO 5 INCHES CAN BE EXPECTED.

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE EXTRA CAUTION WHILE
DRIVING. THE LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY
CALLING 511.

&&

$$

WIZ013-018>022-031-037>040-045-048>050-073-074-100600-
/O.CON.KGRB.WW.Y.0013.000000T0000Z-121210T0600Z/
NORTHERN MARINETTE-LINCOLN-LANGLADE-MENOMINEE-NORTHERN OCONTO-
DOOR-SHAWANO-WAUPACA-OUTAGAMIE-BROWN-KEWAUNEE-WAUSHARA-WINNEBAGO-
CALUMET-MANITOWOC-SOUTHERN MARINETTE-SOUTHERN OCONTO-
INCLUDING THE CITIES OF...TOMAHAWK...ANTIGO...KESHENA...
STURGEON BAY...APPLETON...GREEN BAY...ALGOMA...WAUTOMA...
OSHKOSH...CHILTON...TWO RIVERS...CRIVITZ
510 PM CST SUN DEC 9 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* SNOW IS EXPECTED TO CONTINUE THROUGH THE EVENING HOURS...
  BEFORE DIMINISHING OVERNIGHT. 

* A TOTAL ACCUMULATION OF 3 TO 5 INCHES CAN BE EXPECTED.

* THE SNOW WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE EXTRA CAUTION WHILE
DRIVING. THE LATEST WISCONSIN ROAD CONDITIONS CAN BE OBTAINED BY
CALLING 511.

&&

$$

MG
624 
WWUS43 KGRB 100555
WSWGRB

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
1155 PM CST SUN DEC 9 2012


WIZ013-018>022-030-031-035>040-045-048>050-073-074-100700-
/O.EXP.KGRB.WW.Y.0013.000000T0000Z-121210T0600Z/
NORTHERN MARINETTE-LINCOLN-LANGLADE-MENOMINEE-NORTHERN OCONTO-
DOOR-MARATHON-SHAWANO-WOOD-PORTAGE-WAUPACA-OUTAGAMIE-BROWN-
KEWAUNEE-WAUSHARA-WINNEBAGO-CALUMET-MANITOWOC-SOUTHERN MARINETTE-
SOUTHERN OCONTO-
INCLUDING THE CITIES OF...TOMAHAWK...ANTIGO...KESHENA...
STURGEON BAY...WAUSAU...WISCONSIN RAPIDS...STEVENS POINT...
APPLETON...GREEN BAY...ALGOMA...WAUTOMA...OSHKOSH...CHILTON...
TWO RIVERS...CRIVITZ
1155 PM CST SUN DEC 9 2012

...WINTER WEATHER ADVISORY WILL EXPIRE AT MIDNIGHT CST TONIGHT...

LIGHT SNOW WILL CONTINUE TO FALL FROM TIME TO TIME
OVERNIGHT...THOUGH LITTLE FURTHER ACCUMULATION IS EXPECTED.
ROADWAYS WILL REMAIN SNOW COVERED AND SLIPPERY.

$$

What forecasters said that day

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

NWS Green Bay, WI wrote its last area forecast discussion before this winter weather advisory went out at Dec 8, 2:52 PM CST, 1 minute earlier.

Area forecast discussion, Dec 8, 2:52 PM CST, 1 minute before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREEN BAY WI
252 PM CST SAT DEC 8 2012

.SYNOPSIS...SNOW TOMORROW...THEN QUIET WEATHER FOR THE START OF
THE WORK WEEK.

THE LARGE SCALE PATTERN ACRS NOAM WAS DOMINATED BY RIDGES NR BOTH
COASTS...WITH FAIRLY BROAD TROF OVER THE MIDDLE OF THE CONTINENT.
THAT GENERAL PATTERN WL CONT FOR THE FCST PERIOD...THOUGH THE
TREND WL BE FOR A LITTLE MORE SPLITTING OF THE FLOW WITHIN THE
BASE OF THE UPR TROF TO OCCUR DURING THE LATTER PART OF THE
PERIOD. THE MAIN WX MAKERS WL BE A SERIES OF MJR SHRTWVS/CYCLONES
MOVG THRU THE PATTERN. A FAIRLY SIG PCPN EVENT IS LIKELY WITH EACH
CYCLONE...RESULTING IN NR NORMAL AMNTS FOR THE PERIOD. TEMPS WL
LIKLEY END UP A LITTLE ABV NORMAL FOR THE PERIOD.
&&

.SHORT TERM...TONIGHT AND SUNDAY.

THE MAIN CONCERN DURING THIS PART OF THE FORECAST IS THE SYSTEM
THAT WILL BRING SNOW TO THE AREA STARTING SUNDAY MORNING.
ESPECIALLY SINCE GETTING THIS ONE WRONG COULD REFLECT POORLY ON
OUR OFFICE WITH GREEN BAY IN THE NATIONAL SPOTLIGHT.

A WEAK UPPER LEVEL RIDGE AND HIGH PRESSURE AT THE SURFACE WILL
MOVE EAST TONIGHT AND SUNDAY. AN UPPER LEVEL SHORT WAVE IS
EXPECTED TO MOVE INTO WISCONSIN DURING THE DAY ON SUNDAY. A
SURFACE LOW PRESSURE SYSTEM WAS FORECAST TO WEAKEN AS IT MOVES
ACROSS THE PLAINS BEFORE BEING ABSORBED BY THE LOW MOVING THROUGH
ILLINOIS. THE RESULTANT PRESSURE PATTERN HAS A LOW OVER SOUTHERN
LAKE MICHIGAN AT 00Z MONDAY WITH A TROUGH EXTENDING NORTHWEST INTO
NORTHERN MINNESOTA. UPPER LEVEL DIVERGENCE ASSOCIATED WITH THE
LEFT EXIT REGION OF A JET MAX WILL HELP ENHANCE LIFT OVER THE
NORTHWEST PART OF THE FORECAST AREA DURING THE DAY ON SUNDAY.

HPC WINTER WEATHER ACCUMULATIONS SHOWED AN AREA OF 4 TO 6 INCHES
ACROSS PART OF NORTH CENTRAL WISCONSIN WITH 2 TO 4 INCHES COVERING
THE REST OF THE AREA FOR THE 24 HOUR PERIOD ENDING AT 00Z MONDAY.
THIS SEEMED PRETTY GOOD BASED ON MODEL QPF. MODEL TIMING
DIFFERENCES MADE THE FORECAST FOR THE START OF THE WINTER WEATHER
ADVISORY CHALLENGING. ENDED UP KEEPING 12Z FOR A START TIME IN THE
WEST AND 15Z FARTHER EAST. STORM SNOWFALL TOTALS COULD REACH
WARNING CRITERIA IF THE SNOW WERE TO FALL IN A 12 HOUR
PERIOD...BUT THINK ACCUMULATION WOULD BE OVER A LONGER PERIOD THAN
THAT.

.LONG TERM...SUN NGT THRU NEXT SAT. CYCLONE WL BE CROSSING THE RGN
SUN NGT. UPR JET WL BE RIGHT ACRS THE AREA...SO THE SRN PART OF
THE FCST AREA MAY BE AFFECTED BY UPR/MID-LVL DRY SLOT. ALTHOUGH
THERMAL PROFILES WL BE COLD ENOUGH FOR SNOW...LACK OF SEEDING OF
THE LOWER CLDS WITH ICE CRYSTALS WL PROBABLY LEAD TO SOME DZ/FZDZ
/DEPENDING ON SFC TEMPS/ ACRS E-C AND MAYBE C WI DURING THE
EVENING. THAT COULD LINGER PAST MIDNIGHT...BUT MID-LVL MOISTURE FM
REMNANTS OF COMMA HEAD SHOULD SWING BACK SE ACRS THE AREA DURING
THE NGT...SO KEPT PCPN LATER IN THE NGT AS SHSN.

LAKE-EFFECT POTENTIAL FOR THE LAKE-SUPERIOR SNOWBELT IS SOMEWHAT
MUDDLED. FLOW WL PROBABLY BECOME TOO ELY FOR A TIME. THEN THE
WINDS WL SWING BACK ARND THROUGH A MORE FAVORABLE DIRECTION...BUT
CONT BACKING AND PROBABLY BECOME LGT BY LATE MON. AT THIS POINT
OPTED TO FOCUS THE HEADLINE ON THE SYSTEM SNOWS...AND FOREGO
EXTENDING IT TO COVER THE POSSIBLE SHORT-LIVED LAKE-EFFECT EVENT
MONDAY.

TEMPS ALSO TRICKY. NOT ANTICIPATING THAT A LOT OF CLEARING WL BE
ABLE TO OCCUR BEFORE THE SFC RIDGE WORKS INTO THE RGN. IN
ADDITION...THE STRONGEST SURGE OF THE COLDER AIR FLOWING SWD IN
THE WAKE OF THE DEPARTING SYSTEM WL BE S AND W OF THE FCST AREA.
SO WITH THE EXPECTATION OF HAVING PLENTY OF CLDS AND ONLY WK
CAA...RAISED TEMPS FOR THE NEXT SEVERAL PERIODS...ESP AT NGT. OF
COURSE IF WE WERE TO SOMEHOW CLEAR OUT AND HAVE LGT WINDS WITH THE
FRESH SNOW COVER...TEMPS COULD EASILY DROP 20+ F DEGREES BELOW
FCST MINS. BUT THE CHC OF THAT HAPPENING JUST DOES NOT SEEM GREAT
ENOUGH TO EVEN HEDGE THE FCST IN THAT DIRECTION.

THE NEXT MAJOR SYSTEM HEADING NEWD OUT OF THE PLAINS WL PROBABLY
ARRIVE NEXT WEEKEND.
&&

.AVIATION...VFR CONDITIONS PREVAILED ACROSS MOST OF THE AREA AT
MIDDAY...WITH THE EXCEPTION OF EXTREME NORTHERN AND NORTHEAST
WISCONSIN WHERE CIGS WERE MVFR. WOULD EXPECT THE MVFR CLOUDS TO
CLEAR OUT OF THOSE AREAS...LEAVING VFR CONDITIONS OVERNIGHT.
CLOUDS SHOULD INCREASE LATE TONIGHT WITH MVFR CIGS AND SNOW
DEVELOPING FROM THE WEST. SHOULD BE MAINLY MVFR...AND OCCASIONAL
IFR...VSBYS IN SNOW FOR THE REST OF THE MORNING.

MG
&&

.GRB WATCHES/WARNINGS/ADVISORIES...
WINTER WEATHER ADVISORY FROM 6 AM SUNDAY TO 6 AM CST MONDAY FOR
WIZ005-010-011-018-019-030-035-036.

WINTER WEATHER ADVISORY FROM 9 AM SUNDAY TO 6 AM CST MONDAY FOR
WIZ012-013-020-021-031-037-045-073-074.

&&

MG/SKOWRONSKI
Hazardous weather outlook, Dec 8, 4:06 AM CST, 10 hours 47 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREEN BAY WI
406 AM CST SAT DEC 8 2012

WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-091015-
VILAS-ONEIDA-FOREST-FLORENCE-NORTHERN MARINETTE-LINCOLN-LANGLADE-
MENOMINEE-NORTHERN OCONTO-DOOR-MARATHON-SHAWANO-WOOD-PORTAGE-
WAUPACA-OUTAGAMIE-BROWN-KEWAUNEE-WAUSHARA-WINNEBAGO-CALUMET-
MANITOWOC-SOUTHERN MARINETTE-SOUTHERN OCONTO-
406 AM CST SAT DEC 8 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL AND NORTHEAST
WISCONSIN.

.DAY ONE...TODAY AND TONIGHT

AREAS OF LIGHT SNOW EARLY THIS MORNING WILL PRODUCE SLICK SPOTS
ON UNTREATED ROADS...BRIDGES AND SIDEWALKS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

HAZARDOUS TRAVEL IS LIKELY SUNDAY INTO SUNDAY EVENING ACROSS MUCH
OF THE AREA...AND INTO MONDAY MORNING ACROSS NORTHERN WISCONSIN.

A SIGNIFICANT STORM IS EXPECTED TO BRING AN ACCUMULATING SNOWFALL
TO THE AREA...BEGINNING SUNDAY MORNING AND CONTINUING INTO SUNDAY
NIGHT OR MONDAY MORNING. INDICATIONS ARE THAT LOCATIONS WITHIN PARTS
OF CENTRAL AND MOST OF NORTH-CENTRAL WISCONSIN WILL SEE ACCUMULATIONS
BETWEEN 4 AND 6 INCHES...WITH HIGHER AMOUNTS ACROSS VILAS COUNTY.
PLEASE REFER TO THE LATEST WINTER WEATHER HEADLINES FOR MORE
INFORMATION.

THE REMAINING PARTS OF CENTRAL WISCONSIN AND ALSO ALL OF NORTHEAST
WISCONSIN WILL LIKELY SEE 2 TO 4 INCHES OF SNOW...WHICH WILL
SIGNIFICANTLY IMPACT TRAVELING CONDITIONS BOTH BY LAND AND BY
AIR.

SNOW SHOWERS WILL CONTINUE MONDAY ACROSS NORTH-CENTRAL AND NORTHEAST
WISCONSIN BEFORE ENDING MONDAY AFTERNOON.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT.

LMZ521-522-541>543-091015-
THE BAY OF GREEN BAY SOUTH OF A LINE FROM CEDAR RIVER MI TO ROCK
ISLAND PASSAGE-LAKE MICHIGAN FROM WASHINGTON ISLAND TO SHEBOYGAN-
406 AM CST SAT DEC 8 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST LAKE
MICHIGAN AND THE WATERS OF GREEN BAY.

.DAY ONE...TODAY AND TONIGHT

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

Nearby

Winter Weather Advisories in Wisconsin, 2012Every winter weather advisory in 2012

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.