Great Lakes Forecast
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FZUS63 KMQT 072109
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
409 PM EST SUN FEB 7 2016

.SYNOPSIS...A 29.4 INCH LOW PRESSURE SYSTEM OVER THE MINNESOTA
ARROWHEAD TONIGHT WILL MOVE OVER LOWER MICHIGAN MONDAY AFTERNOON
WHILE WEAKENING TO 29.7 INCHES. THE LOW WILL REACH THE LOWER LAKES
AND NEW YORK STATE WEDNESDAY MORNING AS A 30.4 INCH HIGH PRESSURE
RIDGE BUILDS OVER WESTERN ONTARIO THROUGH THE CENTRAL PLAINS. THE
RIDGE WILL EXTEND FROM SASKATCHEWAN THROUGH MINNESOTA AND INTO THE
OHIO VALLEY ON THURSDAY. A 30.0 IN TROUGH MOVES ACROSS EASTERN LAKE
SUPERIOR ON FRIDAY AS 30.8 INCH HIGH PRESSURE MOVES OUT OF SOUTH
CENTRAL CANADA AND BUILDS OVER THE NORTHERN PLAINS.

LSZ162-080515-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
409 PM EST SUN FEB 7 2016 /309 PM CST SUN FEB 7 2016/

.LATE THIS AFTERNOON...WEST WINDS 10 TO 20 KNOTS. SNOW. WAVES
CALM TO 2 FEET.
.TONIGHT...NORTHEAST WINDS 15 TO 25 KNOTS BECOMING NORTH 20 TO
30 KNOTS AFTER MIDNIGHT. SNOW LIKELY. FREEZING SPRAY AFTER
MIDNIGHT. WAVES BUILDING TO 4 TO 7 FEET...THEN SUBSIDING TO 3 TO
6 FEET.
.MONDAY...NORTH WINDS 20 TO 30 KNOTS. FREEZING SPRAY. SNOW
SHOWERS LIKELY IN THE MORNING. A CHANCE OF SNOW SHOWERS IN THE
AFTERNOON. WAVES 3 TO 6 FEET.
.MONDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY.
A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 4 TO 7 FEET.
.TUESDAY...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY IN
THE MORNING. A SLIGHT CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO
3 TO 6 FEET.
.TUESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY...NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS IN THE AFTERNOON. WAVES SUBSIDING TO 1 TO 3 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
CALM TO 2 FEET.
.THURSDAY...NORTHWEST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.FRIDAY...NORTHWEST WINDS 10 TO 20 KNOTS VEERING NORTH. WAVES
CALM TO 2 FEET.

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

$$

LSZ263-080515-
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-
409 PM EST SUN FEB 7 2016

.LATE THIS AFTERNOON...EAST WINDS 10 TO 20 KNOTS. SNOW. WAVES
2 TO 4 FEET BUILDING TO 3 TO 5 FEET.
.TONIGHT...NORTHEAST WINDS 15 TO 25 KNOTS BECOMING NORTH 20 TO
30 KNOTS AFTER MIDNIGHT. SNOW. FREEZING SPRAY AFTER MIDNIGHT.
WAVES BUILDING TO 5 TO 8 FEET.
.MONDAY...NORTH WINDS 20 TO 30 KNOTS. FREEZING SPRAY. SNOW
SHOWERS. WAVES SUBSIDING TO 4 TO 7 FEET.
.MONDAY NIGHT...NORTH GALES TO 35 KNOTS. HEAVY FREEZING SPRAY.
SNOW SHOWERS. WAVES BUILDING TO 5 TO 8 FEET.
.TUESDAY...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 4 TO 7 FEET.
.TUESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS WITH GALE FORCE GUSTS TO
35 KNOTS. HEAVY FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES
BUILDING TO 5 TO 8 FEET...THEN SUBSIDING TO 3 TO 5 FEET.
.WEDNESDAY...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS IN THE AFTERNOON. SNOW SHOWERS LIKELY. WAVES SUBSIDING
TO 2 TO 4 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET...THEN BUILDING TO 1 TO 3 FEET. A 29.4 INCH LOW PRESSURE SYSTEM OVER THE MINNESOTA
ARROWHEAD WILL MOVE OVER LOWER MICHIGAN MONDAY AFTERNOON WHILE
WEAKENING TO 29.7 INCHES. THE LOW WILL REACH THE LOWER LAKES AND NEW
YORK STATE WEDNESDAY MORNING AS A 30.4 INCH HIGH PRESSURE RIDGE
BUILDS OVER WESTERN ONTARIO THROUGH THE CENTRAL PLAINS. THE RIDGE
WILL EXTEND FROM SASKATCHEWAN THROUGH MINNESOTA AND INTO THE OHIO
VALLEY ON THURSDAY.
.FRIDAY...NORTH WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW SHOWERS.
WAVES SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO 1 TO 3 FEET.

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

$$

LSZ264-080515-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
409 PM EST SUN FEB 7 2016

...GALE WARNING IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY
EVENING...

.LATE THIS AFTERNOON...EAST WINDS 10 TO 20 KNOTS. SNOW LIKELY.
WAVES 2 TO 4 FEET BUILDING TO 3 TO 5 FEET.
.TONIGHT...NORTHEAST WINDS 10 TO 20 KNOTS BECOMING NORTH 15 TO
25 KNOTS AFTER MIDNIGHT. SNOW. FREEZING SPRAY AFTER MIDNIGHT.
WAVES BUILDING TO 4 TO 8 FEET.
.MONDAY...NORTH WINDS 20 TO 30 KNOTS INCREASING TO GALES TO
35 KNOTS IN THE AFTERNOON. FREEZING SPRAY. SNOW SHOWERS. WAVES
5 TO 8 FEET.
.MONDAY NIGHT...NORTH GALES TO 40 KNOTS. HEAVY FREEZING SPRAY.
SNOW SHOWERS. WAVES BUILDING TO 6 TO 9 FEET.
.TUESDAY...NORTH GALES TO 40 KNOTS. HEAVY FREEZING SPRAY. SNOW
SHOWERS LIKELY. WAVES SUBSIDING TO 5 TO 8 FEET...THEN BUILDING TO
6 TO 9 FEET.
.TUESDAY NIGHT...NORTH GALES TO 35 KNOTS. HEAVY FREEZING SPRAY.
SNOW SHOWERS LIKELY. WAVES SUBSIDING TO 4 TO 7 FEET.
.WEDNESDAY...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY IN
THE MORNING. SNOW SHOWERS LIKELY. WAVES SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 2 TO
4 FEET.
.FRIDAY...NORTH WINDS 20 TO 30 KNOTS. A CHANCE OF SNOW SHOWERS.
WAVES SUBSIDING TO 1 TO 3 FEET.

$$

LSZ265-080515-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
409 PM EST SUN FEB 7 2016

.LATE THIS AFTERNOON...SOUTH WINDS 5 TO 15 KNOTS. A CHANCE OF
SNOW. WAVES CALM TO 2 FEET.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING NORTHWEST AFTER
MIDNIGHT. A CHANCE OF SNOW. WAVES BUILDING TO 1 TO 3 FEET.
.MONDAY...NORTH WINDS 10 TO 20 KNOTS INCREASING TO 20 TO 30 KNOTS
IN THE AFTERNOON. SNOW SHOWERS. FREEZING SPRAY IN THE AFTERNOON.
WAVES BUILDING TO 4 TO 7 FEET.
.MONDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS WITH A FEW GALE FORCE
GUSTS TO 35 KNOTS. HEAVY FREEZING SPRAY. SNOW SHOWERS. WAVES
BUILDING TO 6 TO 9 FEET.
.TUESDAY...NORTH WINDS 20 TO 30 KNOTS WITH A FEW GALE FORCE GUSTS TO
35 KNOTS. HEAVY FREEZING SPRAY. SNOW SHOWERS. WAVES 6 TO 9 FEET.
.TUESDAY NIGHT...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...NORTH WINDS 20 TO 30 KNOTS WITH A FEW GALE FORCE GUSTS
TO 35 KNOTS. HEAVY FREEZING SPRAY. 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. SNOW SHOWERS LIKELY. WAVES
SUBSIDING TO 2 TO 4 FEET.
.THURSDAY...NORTHWEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS. A CHANCE OF SNOW SHOWERS...THEN SNOW SHOWERS LIKELY.
WAVES 2 TO 4 FEET.
.FRIDAY...NORTHWEST WINDS 20 TO 30 KNOTS BECOMING NORTH 15 TO
25 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 3 TO
5 FEET...THEN SUBSIDING TO 1 TO 3 FEET.

$$

LSZ266-080515-
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-
409 PM EST SUN FEB 7 2016

.LATE THIS AFTERNOON...SOUTH WINDS 5 TO 15 KNOTS. A CHANCE OF
SNOW. WAVES 2 TO 4 FEET.
.TONIGHT...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW. WAVES
BUILDING TO 3 TO 6 FEET.
.MONDAY...NORTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO 25 KNOTS
IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS IN THE MORNING...THEN
SNOW SHOWERS LIKELY IN THE AFTERNOON. FREEZING SPRAY IN THE
AFTERNOON. WAVES BUILDING TO 5 TO 8 FEET.
.MONDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS WITH A FEW GALE FORCE
GUSTS TO 35 KNOTS AFTER MIDNIGHT. FREEZING SPRAY. SNOW SHOWERS.
WAVES BUILDING TO 7 TO 10 FEET.
.TUESDAY...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.
.TUESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS WITH A FEW GALE FORCE
GUSTS TO 35 KNOTS. HEAVY FREEZING SPRAY. SNOW SHOWERS. WAVES
SUBSIDING TO 5 TO 8 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
3 TO 6 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING
SPRAY IN THE EVENING. SNOW SHOWERS LIKELY. WAVES 3 TO 5 FEET.
.THURSDAY...NORTHWEST WINDS 20 TO 30 KNOTS. A CHANCE OF SNOW
SHOWERS...THEN SNOW SHOWERS LIKELY. FREEZING SPRAY. WAVES
3 TO 6 FEET.
.FRIDAY...NORTHWEST WINDS 20 TO 30 KNOTS VEERING NORTH. HEAVY
FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 2 TO
4 FEET.

$$

LSZ267-080515-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
409 PM EST SUN FEB 7 2016

.LATE THIS AFTERNOON...SOUTH WINDS 15 TO 25 KNOTS. A CHANCE OF
SNOW. WAVES 2 TO 4 FEET.
.TONIGHT...SOUTH WINDS 10 TO 20 KNOTS BACKING SOUTHEAST AFTER
MIDNIGHT. A CHANCE OF SNOW. WAVES SUBSIDING TO CALM TO 2 FEET.
.MONDAY...SOUTHEAST WINDS 5 TO 15 KNOTS BACKING NORTH IN THE
AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS AFTER MIDNIGHT. SNOW SHOWERS LIKELY. WAVES BUILDING TO
4 TO 7 FEET.
.TUESDAY...NORTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS IN THE AFTERNOON. FREEZING SPRAY. SNOW SHOWERS. WAVES
BUILDING TO 5 TO 8 FEET.
.TUESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING
SPRAY. SNOW SHOWERS. WAVES SUBSIDING TO 4 TO 7 FEET.
.WEDNESDAY...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS IN THE AFTERNOON. HEAVY FREEZING SPRAY IN THE MORNING.
SNOW SHOWERS LIKELY. WAVES SUBSIDING TO 3 TO 5 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 KNOTS AFTER MIDNIGHT. SNOW SHOWERS LIKELY. WAVES
SUBSIDING TO 2 TO 4 FEET.
.THURSDAY...NORTHWEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS. A CHANCE OF SNOW SHOWERS...THEN SNOW SHOWERS LIKELY.
FREEZING SPRAY. WAVES BUILDING TO 3 TO 6 FEET.
.FRIDAY...NORTH WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW SHOWERS.
WAVES SUBSIDING TO 2 TO 4 FEET.

$$

LSZ261-080515-
MAFOR 0722/
SUPERIOR WEST 11717 12147 11847 14837. FREEZING SPRAY LATE
TONIGHT THROUGH MONDAY. WAVES 1 TO 3 FEET BUILDING TO 4 TO 8 FEET
TONIGHT AND MONDAY.

SUPERIOR NORTH CENTRAL 11237 13147 14847. FREEZING SPRAY LATE TONIGHT
THROUGH MONDAY. CHANCE OF SNOW EARLY THIS EVENING. WAVES 2 TO 4 FEET
BUILDING TO 4 TO 8 FEET TONIGHT AND MONDAY.

SUPERIOR SOUTH CENTRAL 11410 11400 11500 11600 11810 12837 11847.
CHANCE OF SNOW TONIGHT THROUGH MID MONDAY MORNING. FREEZING SPRAY
MONDAY AFTERNOON. WAVES 1 TO 3 FEET TONIGHT BUILDING TO 4 TO 7 FEET
MONDAY.

SUPERIOR EAST 12420 11410 11310 11300 11310 11210 11110. CHANCE
OF SNOW TONIGHT AND THROUGH MONDAY. WAVES 1 TO 4 FEET.

$$

JS


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