Great Lakes Forecast
Issued by NWS

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000
FZUS63 KMQT 120857
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
357 AM EST FRI FEB 12 2016

.SYNOPSIS...A 29.9 INCH LOW PRESSURE OVER SOUTHEAST ONTARIO WILL
MOVE INTO NORTHERN NEW ENGLAND ON SATURDAY WHILE A 30.9 INCH HIGH
PRESSURE OVER SASKATCHEWAN SLIDES SOUTHEAST INTO THE UPPER
MISSISSIPPI RIVER VALLEY. EXPECT THIS HIGH TO MOVE EAST INTO THE MID
ATLANTIC STATES ON SUNDAY AND WEAKEN TO 30.6 INCHES AHEAD OF A 29.7
INCH LOW PRESSURE TROUGH MOVING EAST ACROSS SOUTH CENTRAL CANADA.
THIS TROUGH WILL MOVE INTO THE WESTERN GREAT LAKES ON MONDAY TO THE
SOUTH OF A 29.5 INCH LOW PRESSURE DRIFTING ACROSS CENTRAL CANADA
TOWARD HUDSON BAY. LOOK FOR THIS LOW TO SHIFT INTO QUEBEC ON TUESDAY
AND DRAG ANOTHER 29.7 INCH LOW PRESSURE TROUGH INTO THE UPPER GREAT
LAKES IN ADVANCE OF A 30.1 INCH HIGH PRESSURE BUILDING INTO SOUTH
CENTRAL CANADA.

LSZ162-121700-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
357 AM EST FRI FEB 12 2016 /257 AM CST FRI FEB 12 2016/

.EARLY THIS MORNING...NORTHWEST WINDS 15 TO 25 KNOTS. SCATTERED
SNOW SHOWERS. WAVES 3 TO 5 FEET.
.TODAY...NORTHWEST WINDS 20 TO 30 KNOTS. SCATTERED SNOW SHOWERS.
WAVES BUILDING TO 3 TO 6 FEET.
.TONIGHT...NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. SCATTERED SNOW SHOWERS. WAVES SUBSIDING
TO 2 TO 4 FEET.
.SATURDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS IN THE AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS IN THE
MORNING. WAVES SUBSIDING TO CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTH
AFTER MIDNIGHT. A SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT.
WAVES CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW. WAVES
BUILDING TO 1 TO 3 FEET.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. A CHANCE OF SNOW. WAVES 1 TO 3 FEET.
.MONDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. WAVES
SUBSIDING TO CALM TO 2 FEET.
.TUESDAY...NORTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS. WAVES BUILDING TO 1 TO 3 FEET.

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

$$

LSZ263-121700-
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-
357 AM EST FRI FEB 12 2016

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

.EARLY THIS MORNING...NORTHWEST WINDS 20 TO 30 KNOTS. HEAVY
FREEZING SPRAY. SCATTERED SNOW SHOWERS. WAVES 3 TO 6 FEET
BUILDING TO 4 TO 8 FEET.
.TODAY...NORTH WINDS 20 TO 30 KNOTS BACKING NORTHWEST IN THE
AFTERNOON. HEAVY FREEZING SPRAY. SCATTERED SNOW SHOWERS IN THE
MORNING...THEN SNOW LIKELY IN THE AFTERNOON. WAVES 4 TO 8 FEET.
.TONIGHT...NORTHWEST WINDS 20 TO 30 KNOTS VEERING NORTH AFTER
MIDNIGHT. HEAVY FREEZING SPRAY. SNOW SHOWERS IN THE EVENING.
SCATTERED SNOW SHOWERS AFTER MIDNIGHT. WAVES SUBSIDING TO 3 TO
5 FEET.
.SATURDAY...NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 5 TO
15 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTH
AFTER MIDNIGHT. A SLIGHT CHANCE OF SNOW SHOWERS. WAVES CALM TO
2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO 25 KNOTS
IN THE AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET.
.SUNDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS. WAVES BUILDING TO
3 TO 5 FEET...THEN SUBSIDING TO 2 TO 4 FEET.
.MONDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. A CHANCE
OF SNOW. WAVES SUBSIDING TO CALM TO 2 FEET.
.TUESDAY...NORTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 1 TO
3 FEET.

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

$$

LSZ264-121700-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
357 AM EST FRI FEB 12 2016

...HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH SATURDAY
MORNING...
...GALE WARNING IN EFFECT FROM 7 AM EST THIS MORNING THROUGH LATE
TONIGHT...

.EARLY THIS MORNING...NORTHWEST WINDS 20 TO 30 KNOTS. A FEW GALE
FORCE GUSTS TO 35 KNOTS. HEAVY FREEZING SPRAY. SCATTERED SNOW
SHOWERS. WAVES 4 TO 7 FEET.
.TODAY...NORTH GALES TO 40 KNOTS. HEAVY FREEZING SPRAY. SNOW
SHOWERS. WAVES BUILDING TO 6 TO 10 FEET.
.TONIGHT...NORTHWEST GALES TO 35 KNOTS VEERING NORTH AFTER
MIDNIGHT. HEAVY FREEZING SPRAY. SNOW SHOWERS. WAVES SUBSIDING TO
4 TO 7 FEET.
.SATURDAY...NORTH WINDS 20 TO 30 KNOTS BECOMING NORTHWEST 15 TO
25 KNOTS IN THE AFTERNOON. HEAVY FREEZING SPRAY IN THE MORNING.
SNOW SHOWERS LIKELY IN THE MORNING...THEN A CHANCE OF SNOW
SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET.
.SATURDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTH
AFTER MIDNIGHT. A SLIGHT CHANCE OF SNOW SHOWERS. WAVES SUBSIDING
TO CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO 25 KNOTS
IN THE AFTERNOON. WAVES BUILDING TO 3 TO 5 FEET.
.SUNDAY NIGHT...SOUTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. WAVES 3 TO 5 FEET.
.MONDAY...SOUTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST 10 TO
20 KNOTS. A CHANCE OF SNOW. WAVES SUBSIDING TO 1 TO 3 FEET.
.TUESDAY...NORTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET...THEN BUILDING TO 2 TO 4 FEET.

$$

LSZ265-121700-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
357 AM EST FRI FEB 12 2016

...HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH SATURDAY
AFTERNOON...
...GALE WARNING IN EFFECT FROM 7 AM EST THIS MORNING THROUGH LATE
TONIGHT...

.EARLY THIS MORNING...NORTHWEST WINDS 20 TO 30 KNOTS. A FEW GALE
FORCE GUSTS TO 35 KNOTS. HEAVY FREEZING SPRAY. SNOW SHOWERS. WAVES 3
TO 6 FEET BUILDING TO 4 TO 7 FEET.
.TODAY...NORTH GALES TO 35 KNOTS BECOMING NORTHWEST GALES TO
40 KNOTS IN THE AFTERNOON. HEAVY FREEZING SPRAY. SNOW SHOWERS.
WAVES BUILDING TO 7 TO 10 FEET.
.TONIGHT...NORTHWEST GALES TO 35 KNOTS DIMINISHING TO 20 TO
30 KNOTS LATE. HEAVY FREEZING SPRAY. SNOW SHOWERS. WAVES SUBSIDING
TO 5 TO 8 FEET.
.SATURDAY...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS IN THE AFTERNOON. HEAVY FREEZING SPRAY IN THE MORNING. SNOW
SHOWERS IN THE MORNING...THEN A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 2 TO 4 FEET.
.SATURDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST
AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS IN THE EVENING. WAVES
SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO 25 KNOTS
IN THE AFTERNOON. WAVES BUILDING TO 2 TO 4 FEET.
.SUNDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS. WAVES 2 TO 4 FEET.
.MONDAY...SOUTHWEST WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW. WAVES
SUBSIDING TO CALM TO 2 FEET.
.TUESDAY...NORTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS. SNOW SHOWERS LIKELY. WAVES BUILDING TO 2 TO 4 FEET.

$$

LSZ266-121700-
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-
357 AM EST FRI FEB 12 2016

...HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH SATURDAY
AFTERNOON...
...GALE WARNING IN EFFECT FROM 7 AM EST THIS MORNING THROUGH LATE
TONIGHT...

.EARLY THIS MORNING...NORTHWEST WINDS 20 TO 30 KNOTS. A FEW GALE
FORCE GUSTS TO 35 KNOTS. HEAVY FREEZING SPRAY. SNOW SHOWERS. WAVES 5
TO 8 FEET.
.TODAY...NORTH GALES TO 40 KNOTS. HEAVY FREEZING SPRAY. SNOW
SHOWERS. WAVES BUILDING TO 9 TO 12 FEET.
.TONIGHT...NORTH GALES TO 35 KNOTS. HEAVY FREEZING SPRAY. SNOW
SHOWERS. WAVES SUBSIDING TO 7 TO 10 FEET.
.SATURDAY...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO 25 KNOTS
IN THE AFTERNOON. HEAVY FREEZING SPRAY. SNOW SHOWERS. WAVES SUBSIDING
TO 3 TO 5 FEET.
.SATURDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS BECOMING SOUTHWEST
5 TO 15 KNOTS AFTER MIDNIGHT. 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
IN THE AFTERNOON. WAVES BUILDING TO 3 TO 6 FEET.
.SUNDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS AFTER MIDNIGHT. FREEZING SPRAY. A CHANCE OF SNOW. WAVES
3 TO 6 FEET.
.MONDAY...SOUTH WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST 10 TO
20 KNOTS. A CHANCE OF SNOW. WAVES SUBSIDING TO 1 TO 3 FEET.
.TUESDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING NORTH GALES TO
35 KNOTS. SNOW SHOWERS. WAVES BUILDING TO 3 TO 5 FEET.

$$

LSZ267-121700-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
357 AM EST FRI FEB 12 2016

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

.EARLY THIS MORNING...NORTHWEST WINDS 20 TO 30 KNOTS. A FEW GALE
FORCE GUSTS TO 35 KNOTS. HEAVY FREEZING SPRAY. SNOW SHOWERS. WAVES 5
TO 8 FEET.
.TODAY...NORTH WINDS 20 TO 30 KNOTS. A FEW GALE FORCE GUSTS TO 35
KNOTS. HEAVY FREEZING SPRAY. SNOW SHOWERS. WAVES BUILDING TO 7 TO 10
FEET.
.TONIGHT...NORTH WINDS 20 TO 30 KNOTS. A FEW GALE FORCE GUSTS TO 35
KNOTS. HEAVY FREEZING SPRAY. SNOW SHOWERS. WAVES SUBSIDING TO 5 TO 8
FEET.
.SATURDAY...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS IN THE AFTERNOON. HEAVY FREEZING SPRAY IN THE MORNING.
SNOW SHOWERS. WAVES SUBSIDING TO 2 TO 4 FEET.
.SATURDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS BECOMING SOUTHEAST
5 TO 15 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO 25 KNOTS
IN THE AFTERNOON. WAVES BUILDING TO 2 TO 4 FEET.
.SUNDAY NIGHT...SOUTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 3 TO 5 FEET.
.MONDAY...SOUTH WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST 10 TO
20 KNOTS. A CHANCE OF SNOW. WAVES SUBSIDING TO 1 TO 3 FEET.
.TUESDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING NORTH 20 TO
30 KNOTS. A CHANCE OF SNOW SHOWERS...THEN SNOW SHOWERS LIKELY.
WAVES SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO 2 TO 4 FEET.

$$

LSZ261-121700-
MAFOR 1210/
SUPERIOR WEST...HEAVY FREEZING SPRAY WARNING IN EFFECT...12742
11842 13742 11732 11730. SCATTERED SNOW SHOWERS. WAVES 3 TO 6 FEET.

SUPERIOR NORTH CENTRAL...GALE AND HEAVY FREEZING SPRAY WARNING IN
EFFECT...11747 13857 11757 11747 12847. HEAVY FREEZING SPRAY. WAVES 5
TO 10 FEET.

SUPERIOR SOUTH CENTRAL...GALE AND HEAVY FREEZING SPRAY WARNING IN
EFFECT...11747 11757 11857 14757 11747. HEAVY FREEZING SPRAY. WAVES 5
TO 10 FEET.

SUPERIOR EAST...GALE AND HEAVY FREEZING SPRAY WARNING IN
EFFECT...11747 11847 14857 12847. HEAVY FREEZING SPRAY. WAVES 7 TO
10 FEET.

$$

KEC


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