Great Lakes Forecast
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576
FZUS63 KMQT 100308
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
1008 PM EST TUE FEB 9 2016

.SYNOPSIS...A 29.5 INCH LOW PRESSURE SYSTEM CENTERED OVER TORONTO
TONIGHT WILL MOVE INTO THE NORTHEAST STATES BY WEDNESDAY MORNING
WHILE A 30.5 INCH HIGH PRESSURE RIDGE BUILDS FROM CENTRAL CANADA INTO
THE UPPER MISSISSIPPI RIVER VALLEY. EXPECT THIS RIDGE TO MOVE INTO
THE OHIO RIVER VALLEY ON THURSDAY AND INTO THE SOUTHEAST STATES ON
FRIDAY. A LOW PRESSURE TROUGH AVERAGING 30.2 INCHES WILL CROSS THE
UPPER GREAT LAKES ON THURSDAY NIGHT AHEAD OF ANOTHER 30.8 INCH HIGH
PRESSURE BUILDING OVER SOUTH CENTRAL CANADA. LOOK FOR THIS HIGH TO
MOVE OVER MINNESOTA ON SATURDAY WHILE A WEAK LOW PRESSURE TROUGH
LINGERS OVER LAKE SUPERIOR AND DEPARTS SATURDAY EVENING. ON
SUNDAY...THE 30.8 INCH HIGH WILL MOVE ACROSS THE UPPER GREAT LAKES AS
A 29.7 INCH LOW DROPS OUT OF SASKATCHEWAN AND TRACKS SOUTHEAST ACROSS
THE NORTHERN PLAINS. THE HIGH WILL REACH THE EASTERN SEABOARD BY LATE
SUNDAY NIGHT.

LSZ162-101115-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
1008 PM EST TUE FEB 9 2016 /908 PM CST TUE FEB 9 2016/

...HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH WEDNESDAY
AFTERNOON...

.REST OF TONIGHT...NORTH WINDS 15 TO 25 KNOTS. HEAVY FREEZING
SPRAY LATE IN THE EVENING. SCATTERED SNOW SHOWERS. WAVES 3 TO
6 FEET.
.WEDNESDAY...NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHWEST 5 TO
15 KNOTS IN THE AFTERNOON. ISOLATED SNOW SHOWERS. WAVES SUBSIDING
TO 1 TO 3 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE OF
SNOW SHOWERS. WAVES BUILDING TO 2 TO 4 FEET...THEN SUBSIDING TO
1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 15 TO
25 KNOTS IN THE AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS. WAVES
1 TO 3 FEET.
.THURSDAY NIGHT...WEST WINDS 15 TO 25 KNOTS VEERING NORTHWEST
AFTER MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET.
.FRIDAY...NORTHWEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS IN THE AFTERNOON. WAVES BUILDING TO 3 TO 5 FEET.
.FRIDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 2 TO 4 FEET.
.SATURDAY...NORTH WINDS 10 TO 20 KNOTS BECOMING SOUTH 5 TO
15 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST. A CHANCE
OF SNOW. WAVES BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO CALM
TO 2 FEET.

NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.

$$

LSZ263-101115-
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-
1008 PM EST TUE FEB 9 2016

...HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH WEDNESDAY
AFTERNOON...

.REST OF TONIGHT...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING
SPRAY. SCATTERED SNOW SHOWERS. WAVES 4 TO 8 FEET.
.WEDNESDAY...NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS IN THE AFTERNOON. HEAVY FREEZING SPRAY IN THE MORNING.
SCATTERED SNOW SHOWERS. WAVES SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES BUILDING TO 3 TO 5 FEET...THEN SUBSIDING TO 2 TO
4 FEET.
.THURSDAY...NORTHWEST WINDS 15 TO 25 KNOTS BACKING WEST IN THE
AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 3 TO
5 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS. A CHANCE OF
SNOW SHOWERS. HEAVY FREEZING SPRAY AFTER MIDNIGHT. WAVES 3 TO 6
FEET.
.FRIDAY...NORTH WINDS 20 TO 30 KNOTS WITH A FEW GALE FORCE GUSTS TO
35 KNOTS IN THE AFTERNOON. HEAVY FREEZING SPRAY. A CHANCE OF SNOW
SHOWERS IN THE MORNING. SNOW SHOWERS LIKELY IN THE AFTERNOON. WAVES 3
TO 6 FEET.
.FRIDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY.
A CHANCE OF SNOW SHOWERS. WAVES 3 TO 5 FEET.
.SATURDAY...NORTH WINDS 10 TO 20 KNOTS BECOMING SOUTH 5 TO
15 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET.
.SUNDAY...SOUTH WINDS 15 TO 25 KNOTS VEERING SOUTHWEST. A CHANCE
OF SNOW. WAVES BUILDING TO 2 TO 4 FEET...THEN SUBSIDING TO 1 TO
3 FEET.

NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.

$$

LSZ264-101115-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
1008 PM EST TUE FEB 9 2016

...GALE WARNING IN EFFECT UNTIL 1 AM EST WEDNESDAY...
...HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH WEDNESDAY
AFTERNOON...

.REST OF TONIGHT...NORTH GALES TO 40 KNOTS. HEAVY FREEZING SPRAY.
SNOW SHOWERS. WAVES 7 TO 10 FEET SUBSIDING TO 5 TO 8 FEET.
.WEDNESDAY...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY IN
THE MORNING. SCATTERED SNOW SHOWERS. WAVES SUBSIDING TO 3 TO
5 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY
IN THE EVENING. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 4 TO 7
FEET...THEN SUBSIDING TO 3 TO 5 FEET.
.THURSDAY...NORTHWEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 2 TO 4 FEET...THEN BUILDING TO 3 TO 5 FEET.
.THURSDAY NIGHT...NORTHWEST GALES TO 35 KNOTS. HEAVY FREEZING
SPRAY. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 4 TO 7 FEET.
.FRIDAY...NORTH GALES TO 40 KNOTS. HEAVY FREEZING SPRAY. SNOW
SHOWERS. WAVES BUILDING TO 5 TO 8 FEET.
.FRIDAY NIGHT...NORTH GALES TO 40 KNOTS. HEAVY FREEZING SPRAY.
SNOW SHOWERS LIKELY. WAVES SUBSIDING TO 3 TO 6 FEET.
.SATURDAY...NORTH WINDS 20 TO 30 KNOTS BECOMING WEST 10 TO
20 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET.
.SUNDAY...SOUTH WINDS 15 TO 25 KNOTS VEERING SOUTHWEST. A CHANCE
OF SNOW. WAVES BUILDING TO 3 TO 5 FEET...THEN SUBSIDING TO 2 TO
4 FEET.

$$

LSZ265-101115-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
1008 PM EST TUE FEB 9 2016

...HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH THURSDAY
MORNING...

.REST OF TONIGHT...NORTH WINDS 20 TO 30 KNOTS WITH A FEW GALE FORCE
GUSTS TO 35 KNOTS. HEAVY FREEZING SPRAY. SNOW SHOWERS. WAVES 7 TO 10
FEET SUBSIDING TO 5 TO 8 FEET.
.WEDNESDAY...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY.
SNOW SHOWERS. WAVES SUBSIDING TO 3 TO 6 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS BACKING NORTHWEST
AFTER MIDNIGHT. HEAVY FREEZING SPRAY. SNOW SHOWERS. WAVES
BUILDING TO 4 TO 7 FEET...THEN SUBSIDING TO 3 TO 5 FEET.
.THURSDAY...NORTHWEST WINDS 20 TO 30 KNOTS BACKING WEST IN THE
AFTERNOON. SNOW SHOWERS LIKELY. WAVES SUBSIDING TO 2 TO 4 FEET...
THEN BUILDING TO 3 TO 5 FEET.
.THURSDAY NIGHT...NORTHWEST GALES TO 35 KNOTS. HEAVY FREEZING
SPRAY. SNOW SHOWERS. WAVES BUILDING TO 4 TO 7 FEET.
.FRIDAY...NORTHWEST GALES TO 35 KNOTS. HEAVY FREEZING SPRAY. SNOW
SHOWERS. WAVES BUILDING TO 5 TO 8 FEET.
.FRIDAY NIGHT...NORTH GALES TO 35 KNOTS DIMINISHING TO 20 TO
30 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. SNOW SHOWERS.
WAVES BUILDING TO 6 TO 9 FEET...THEN SUBSIDING TO 4 TO 7 FEET.
.SATURDAY...NORTH WINDS 15 TO 25 KNOTS BECOMING WEST 10 TO
20 KNOTS. HEAVY FREEZING SPRAY. SNOW SHOWERS LIKELY...THEN A
CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW. WAVES
BUILDING TO 3 TO 5 FEET...THEN SUBSIDING TO 1 TO 3 FEET.

$$

LSZ266-101115-
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-
1008 PM EST TUE FEB 9 2016

...HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH THURSDAY
MORNING...

.REST OF TONIGHT...NORTH WINDS 20 TO 30 KNOTS WITH A FEW GALE FORCE
GUSTS TO 35 KNOTS. HEAVY FREEZING SPRAY. SNOW SHOWERS. WAVES 7 TO 11
FEET...THEN SUBSIDING TO 6 TO 9 FEET.
.WEDNESDAY...NORTH WINDS 20 TO 30 KNOTS WITH A FEW GALE FORCE GUSTS
TO 35 KNOTS. HEAVY FREEZING SPRAY. SNOW SHOWERS. WAVES SUBSIDING TO
4 TO 7 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY.
SNOW SHOWERS. WAVES 4 TO 7 FEET...THEN SUBSIDING TO 3 TO 6 FEET.
.THURSDAY...NORTHWEST WINDS 15 TO 25 KNOTS INCREASING TO GALES TO
35 KNOTS IN THE AFTERNOON. SNOW SHOWERS. FREEZING SPRAY IN THE
AFTERNOON. WAVES SUBSIDING TO 3 TO 6 FEET.
.THURSDAY NIGHT...NORTHWEST GALES TO 35 KNOTS. HEAVY FREEZING
SPRAY. SNOW SHOWERS. WAVES BUILDING TO 5 TO 8 FEET.
.FRIDAY...NORTH GALES TO 40 KNOTS. HEAVY FREEZING SPRAY. SNOW
SHOWERS. WAVES BUILDING TO 6 TO 9 FEET.
.FRIDAY NIGHT...NORTH GALES TO 40 KNOTS. HEAVY FREEZING SPRAY.
SNOW SHOWERS. WAVES SUBSIDING TO 5 TO 8 FEET.
.SATURDAY...NORTH WINDS 20 TO 30 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS. HEAVY FREEZING SPRAY. SNOW SHOWERS LIKELY...THEN A
CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS. A CHANCE OF SNOW. FREEZING SPRAY. WAVES BUILDING TO
4 TO 7 FEET...THEN SUBSIDING TO 3 TO 5 FEET.

$$

LSZ267-101115-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
1008 PM EST TUE FEB 9 2016

...HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH THURSDAY
MORNING...

.REST OF TONIGHT...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING
SPRAY. SNOW SHOWERS. WAVES 4 TO 8 FEET.
.WEDNESDAY...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY.
NUMEROUS SNOW SHOWERS. WAVES SUBSIDING TO 3 TO 6 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. SNOW SHOWERS
LIKELY. WAVES 3 TO 5 FEET.
.THURSDAY...NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHWEST 15 TO
25 KNOTS IN THE AFTERNOON. SNOW SHOWERS. FREEZING SPRAY IN THE
AFTERNOON. WAVES SUBSIDING TO 2 TO 4 FEET...THEN BUILDING TO 3 TO
6 FEET.
.THURSDAY NIGHT...NORTHWEST GALES TO 35 KNOTS DIMINISHING TO
20 TO 30 KNOTS AFTER MIDNIGHT. FREEZING SPRAY. SNOW SHOWERS.
WAVES BUILDING TO 5 TO 8 FEET.
.FRIDAY...NORTH GALES TO 35 KNOTS. HEAVY FREEZING SPRAY. SNOW
SHOWERS. WAVES SUBSIDING TO 4 TO 7 FEET.
.FRIDAY NIGHT...NORTH GALES TO 35 KNOTS DIMINISHING TO 20 TO
30 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. SNOW SHOWERS.
WAVES BUILDING TO 4 TO 8 FEET.
.SATURDAY...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 10 TO
20 KNOTS. HEAVY FREEZING SPRAY. SNOW SHOWERS LIKELY. WAVES
SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS. A CHANCE OF SNOW. WAVES BUILDING TO 3 TO 5 FEET.

$$
LSZ261-101115-
MAFOR 1004/
SUPERIOR WEST...HEAVY FREEZING SPRAY WARNING IN EFFECT...11842
12832 11830 11820 11810 11720 11820. HEAVY FREEZING SPRAY.
SCATTERED SNOW SHOWERS OVERNIGHT. WAVES 2 TO 6 FEET.

SUPERIOR NORTH CENTRAL...GALE WARNING IN EFFECT...11857 12847
11842 11832 11830 11847 11842. HEAVY FREEZING SPRAY OVERNIGHT.
THROUGH WEDNESDAY. SCATTERED SNOW SHOWERS FROM LATE MORNING ON
WEDNESDAY THROUGH WEDNESDAY EVENING. WAVES 5 TO 9 FEET OVERNIGHT
SUBSIDING TO 3 TO 6 FEET WEDNESDAY AND WEDNESDAY EVENING.

SUPERIOR SOUTH CENTRAL...HEAVY FREEZING SPRAY WARNING IN EFFECT...
14847 11847 11837 11747 11847. HEAVY FREEZING SPRAY. WAVES 5 TO 10
FEET OVERNIGHT SUBSIDING TO 4 TO 7 FEET WEDNESDAY AND WEDNESDAY
EVENING.

SUPERIOR EAST...HEAVY FREEZING SPRAY WARNING IN EFFECT...14847
12837 11847 11837. HEAVY FREEZING SPRAY. WAVES 5 TO 8 FEET.

$$

JS



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