000 FZUS63 KMQT 100259 GLFLS OPEN LAKE FORECAST FOR LAKE SUPERIOR NATIONAL WEATHER SERVICE MARQUETTE MI 959 PM EST THU FEB 9 2012 .SYNOPSIS...EXPECT A 29.7 INCH LOW PRESSURE SYSTEM MOVING THROUGH SOUTHEAST CANADA TO DRAG A COLD FRONT AND ASSOCIATED TROUGH AVERAGING 29.9 INCHES ACROSS LAKE SUPERIOR TONIGHT. BEHIND THE FRONT...LOOK FOR A 30.8 INCH HIGH PRESSURE SYSTEM OVER CENTRAL CANADA TO MOVE INTO THE NORTHERN PLAINS BY SATURDAY MORNING AND THEN INTO THE MID MISSISSIPPI RIVER VALLEY ON SUNDAY WHILE WEAKENING TO 30.5 INCHES. AS THIS HIGH MOVES INTO THE SOUTHEAST STATES ON MONDAY...A HIGH PRESSURE RIDGE AXIS AVERAGING 30.0 INCHES WILL LINGER OVER LAKE SUPERIOR BUT TEND TO WEAKEN LATER IN THE DAY AS A 29.7 INCH LOW PRESSURE TROUGH APPROACHES THROUGH ONTARIO. BY MONDAY NIGHT THE TROUGH WILL MOVE OVER LAKE SUPERIOR AND REMAIN THERE THROUGH MUCH OF THE DAY TUESDAY. LSZ162-101100- LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND PORTAGE MN BEYOND 5NM- 959 PM EST THU FEB 9 2012 /859 PM CST THU FEB 9 2012/ ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 1 AM EST /MIDNIGHT CST/ FRIDAY THROUGH SATURDAY EVENING... .REST OF TONIGHT...NORTH WINDS 15 TO 25 KNOTS. A SLIGHT CHANCE OF SNOW SHOWERS. HEAVY FREEZING SPRAY AFTER MIDNIGHT. WAVES 2 TO 4 FEET BUILDING TO 5 TO 8 FEET. .FRIDAY...NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO 20 KNOTS IN THE AFTERNOON. HEAVY FREEZING SPRAY. A SLIGHT CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 3 TO 5 FEET. .FRIDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. HEAVY FREEZING SPRAY. A SLIGHT CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 4 TO 7 FEET. .SATURDAY...NORTHWEST WINDS 20 TO 30 KNOTS BACKING WEST IN THE AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS IN THE MORNING. HEAVY FREEZING SPRAY. WAVES BUILDING TO 5 TO 8 FEET. .SATURDAY NIGHT...WEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO 25 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. WAVES BUILDING TO 6 TO 9 FEET...THEN SUBSIDING TO 4 TO 7 FEET. .SUNDAY...WEST WINDS 10 TO 20 KNOTS. FREEZING SPRAY IN THE MORNING. WAVES SUBSIDING TO 3 TO 5 FEET. .SUNDAY NIGHT...WEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET. .MONDAY...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST. WAVES 1 TO 3 FEET. .TUESDAY...WEST WINDS 5 TO 15 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET. $$ LSZ263-101100- LAKE SUPERIOR FROM SAXON HARBOR WI TO UPPER ENTRANCE TO PORTAGE CANAL MI 5NM OFF SHORE TO THE US/CANADIAN BORDER INCLUDING ISLE ROYALE NATIONAL PARK- 959 PM EST THU FEB 9 2012 ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 1 AM EST FRIDAY THROUGH SATURDAY EVENING... .REST OF TONIGHT...NORTH WINDS 20 TO 30 KNOTS. A CHANCE OF SNOW SHOWERS. HEAVY FREEZING SPRAY AFTER MIDNIGHT. WAVES 4 TO 7 FEET BUILDING TO 7 TO 10 FEET. .FRIDAY...NORTH WINDS 15 TO 25 KNOTS. HEAVY FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 4 TO 7 FEET. .FRIDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. HEAVY FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 3 TO 5 FEET...THEN BUILDING TO 4 TO 7 FEET. .SATURDAY...NORTHWEST WINDS 20 TO 30 KNOTS BACKING WEST IN THE AFTERNOON. HEAVY FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 7 TO 10 FEET. .SATURDAY NIGHT...WEST GALES TO 35 KNOTS DIMINISHING TO 15 TO 25 KNOTS AFTER MIDNIGHT. FREEZING SPRAY. WAVES BUILDING TO 8 TO 11 FEET...THEN SUBSIDING TO 4 TO 7 FEET. .SUNDAY...WEST WINDS 15 TO 25 KNOTS. FREEZING SPRAY IN THE MORNING. WAVES 4 TO 7 FEET. .SUNDAY NIGHT...WEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO 20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 2 TO 4 FEET. .MONDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. WAVES SUBSIDING TO 1 TO 3 FEET. .TUESDAY...WEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET. $$ LSZ264-101100- LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER- 959 PM EST THU FEB 9 2012 ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 1 AM EST FRIDAY THROUGH SATURDAY EVENING... .REST OF TONIGHT...NORTH WINDS 20 TO 30 KNOTS. A FEW GALE FORCE GUSTS TO 35 KNOTS. HEAVY FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES 4 TO 7 FEET BUILDING TO 8 TO 11 FEET. .FRIDAY...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO 25 KNOTS IN THE AFTERNOON. HEAVY FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 4 TO 7 FEET. .FRIDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. HEAVY FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 5 TO 8 FEET. .SATURDAY...NORTHWEST WINDS 20 TO 30 KNOTS BACKING WEST IN THE AFTERNOON. HEAVY FREEZING SPRAY. A CHANCE OF SNOW SHOWERS IN THE MORNING. SNOW SHOWERS LIKELY IN THE AFTERNOON. WAVES BUILDING TO 7 TO 10 FEET. .SATURDAY NIGHT...NORTHWEST GALES TO 35 KNOTS DIMINISHING TO 20 TO 30 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. WAVES BUILDING TO 8 TO 11 FEET...THEN SUBSIDING TO 6 TO 9 FEET. .SUNDAY...WEST WINDS 20 TO 30 KNOTS. FREEZING SPRAY. WAVES SUBSIDING TO 4 TO 7 FEET. .SUNDAY NIGHT...WEST WINDS 15 TO 25 KNOTS. WAVES SUBSIDING TO 3 TO 5 FEET. .MONDAY...WEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO 20 KNOTS. WAVES SUBSIDING TO 2 TO 4 FEET. .TUESDAY...WEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET. $$ LSZ265-101100- LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI BEYOND 5NM FROM SHORE- 959 PM EST THU FEB 9 2012 ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 1 AM EST FRIDAY THROUGH SATURDAY EVENING... .REST OF TONIGHT...NORTH WINDS 20 TO 30 KNOTS. A FEW GALE FORCE GUSTS TO 35 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. HEAVY FREEZING SPRAY AFTER MIDNIGHT. WAVES 3 TO 5 FEET BUILDING TO 8 TO 11 FEET. .FRIDAY...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 4 TO 7 FEET. .FRIDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 5 TO 8 FEET. .SATURDAY...NORTHWEST GALES TO 35 KNOTS BACKING WEST IN THE AFTERNOON. HEAVY FREEZING SPRAY. SNOW SHOWERS. WAVES BUILDING TO 8 TO 11 FEET. .SATURDAY NIGHT...WEST GALES TO 35 KNOTS VEERING NORTHWEST AFTER MIDNIGHT. HEAVY FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 6 TO 9 FEET. .SUNDAY...WEST GALES TO 35 KNOTS DIMINISHING TO 20 TO 30 KNOTS IN THE AFTERNOON. HEAVY FREEZING SPRAY. WAVES SUBSIDING TO 4 TO 7 FEET. .SUNDAY NIGHT...WEST WINDS 15 TO 25 KNOTS. WAVES SUBSIDING TO 2 TO 4 FEET. .MONDAY...WEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO 20 KNOTS. WAVES SUBSIDING TO 1 TO 3 FEET. .TUESDAY...WEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET. $$ LSZ266-101100- LAKE SUPERIOR EAST OF A LINE FROM MANITOU ISLAND TO MARQUETTE MI AND WEST OF A LINE FROM GRAND MARAIS MI TO THE US/CANADIAN BORDER BEYOND 5NM FROM SHORE- 959 PM EST THU FEB 9 2012 ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 1 AM EST FRIDAY THROUGH SATURDAY EVENING... .REST OF TONIGHT...NORTH WINDS 15 TO 25 KNOTS. A FEW GALE FORCE GUSTS TO 35 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES 4 TO 7 FEET BUILDING TO 9 TO 12 FEET. .FRIDAY...NORTH WINDS 20 TO 30 KNOTS WITH A FEW GALE FORCE GUSTS TO 35 KNOTS. HEAVY FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 5 TO 8 FEET. .FRIDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS BACKING NORTHWEST AFTER MIDNIGHT. HEAVY FREEZING SPRAY. SNOW SHOWERS. WAVES BUILDING TO 6 TO 9 FEET. .SATURDAY...NORTHWEST GALES TO 35 KNOTS. HEAVY FREEZING SPRAY. SNOW SHOWERS. WAVES BUILDING TO 10 TO 14 FEET. .SATURDAY NIGHT...NORTHWEST GALES TO 40 KNOTS. FREEZING SPRAY. SNOW SHOWERS LIKELY. WAVES BUILDING TO 11 TO 15 FEET. .SUNDAY...NORTHWEST WINDS 20 TO 30 KNOTS BACKING WEST IN THE AFTERNOON. FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 6 TO 9 FEET. .SUNDAY NIGHT...WEST WINDS 15 TO 25 KNOTS. WAVES SUBSIDING TO 4 TO 7 FEET. .MONDAY...WEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO 20 KNOTS. WAVES SUBSIDING TO 2 TO 4 FEET. .TUESDAY...WEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET. $$ LSZ267-101100- LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF SHORE TO THE US/CANADIAN BORDER- 959 PM EST THU FEB 9 2012 ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 1 AM EST FRIDAY THROUGH SATURDAY EVENING... .REST OF TONIGHT...WEST WINDS 10 TO 20 KNOTS BECOMING NORTH 15 TO 25 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS BEFORE MIDNIGHT...THEN SNOW SHOWERS LIKELY AFTER MIDNIGHT. HEAVY FREEZING SPRAY AFTER MIDNIGHT. WAVES 4 TO 8 FEET BUILDING TO 6 TO 9 FEET. .FRIDAY...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 8 TO 11 FEET...THEN SUBSIDING TO 5 TO 8 FEET. .FRIDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO 25 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. SNOW SHOWERS. WAVES 5 TO 8 FEET. .SATURDAY...NORTHWEST WINDS 20 TO 30 KNOTS INCREASING TO GALES TO 40 KNOTS IN THE AFTERNOON. HEAVY FREEZING SPRAY. SNOW SHOWERS. WAVES BUILDING TO 10 TO 14 FEET. .SATURDAY NIGHT...NORTHWEST GALES TO 35 KNOTS. FREEZING SPRAY. SNOW SHOWERS. WAVES 10 TO 14 FEET. .SUNDAY...NORTHWEST GALES TO 35 KNOTS DIMINISHING TO 20 TO 30 KNOTS IN THE AFTERNOON. FREEZING SPRAY IN THE MORNING. SNOW SHOWERS LIKELY IN THE MORNING. WAVES SUBSIDING TO 7 TO 10 FEET. .SUNDAY NIGHT...WEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO 20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 4 TO 7 FEET. .MONDAY...WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST. WAVES SUBSIDING TO 2 TO 4 FEET. .TUESDAY...WEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET. $$ LSZ261-101100- MAFOR 1004/ SUPERIOR WEST...HEAVY FREEZING SPRAY WARNING IN EFFECT...11840 13842 11832 12820 11730. SLIGHT CHANCE OF SNOW SHOWERS BEFORE MIDNIGHT. SLIGHT CHANCE OF SNOW SHOWERS FRIDAY AND FRIDAY EVENING. WAVES 2 TO 4 FEET BUILDING TO 5 TO 8 FEET OVERNIGHT. WAVES SUBSIDING TO 3 TO 6 FEET FRIDAY AND FRIDAY EVENING. SUPERIOR NORTH CENTRAL...HEAVY FREEZING SPRAY WARNING IN EFFECT... 14842 11842 11832 11830 11740. CHANCE OF SNOW SHOWERS OVERNIGHT THROUGH FRIDAY EVENING. WAVES 5 TO 7 FEET BUILDING TO 7 TO 10 FEET OVERNIGHT. WAVES SUBSIDING TO 4 TO 7 FEET FRIDAY AND FRIDAY EVENING. SUPERIOR SOUTH CENTRAL...HEAVY FREEZING SPRAY WARNING IN EFFECT... 11840 12842 11842 11842 12842 11747. CHANCE OF SNOW SHOWERS OVERNIGHT AND FRIDAY MORNING. SNOW SHOWERS LIKELY FRIDAY AFTERNOON. CHANCE OF SNOW SHOWERS FRIDAY EVENING. WAVES 2 TO 4 FEET BUILDING TO 8 TO 12 FEET OVERNIGHT AND FRIDAY. WAVES SUBSIDING TO 5 TO 8 FEET FRIDAY EVENING. SUPERIOR EAST...HEAVY FREEZING SPRAY WARNING IN EFFECT... 11840 14842 13830. CHANCE OF SNOW SHOWERS OVERNIGHT THROUGH FRIDAY EVENING. WAVES 6 TO 9 FEET OVERNIGHT. WAVES 7 TO 10 FEET SUBSIDING TO 5 TO 8 FEET FRIDAY. WAVES 4 TO 7 FEET FRIDAY EVENING. $$ JMW