Great Lakes Forecast
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000
FZUS63 KMQT 101510
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
1010 AM EST TUE JAN 10 2017

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A 29.4 INCH LOW OVER IOWA LATE THIS MORNING WILL DEEPEN
TO 29.1 INCHES OVER EASTERN UPPER MICHIGAN THIS EVENING AND REACH
JAMES BAY WEDNESDAY MORNING...LEAVING A 29.8 INCH TROUGH OVER THE
UPPER GREAT LAKES THROUGH WEDNESDAY AFTERNOON. A 29.5 INCH LOW OVER
CENTRAL SASKATCHEWAN WEDNESDAY EVENING WILL HEAD EAST TO JUST EAST OF
NORTHEAST LAKE SUPERIOR BY THURSDAY EVENING AND WEAKEN TO 29.9
INCHES. 30.7 INCH HIGH PRESSURE OVER THE NORTHERN PLAINS THURSDAY
EVENING WILL BUILD TO 30.9 INCHES AS IT MOVES OUT THE UPPER GREAT
LAKES ON FRIDAY. THE HIGH WILL SLOWLY SINK SOUTH AND WEAKEN TO 30.5
INCHES OVER THE LOWER GREAT LAKES ON SATURDAY.

LSZ162-102315-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
1010 AM EST TUE JAN 10 2017 /910 AM CST TUE JAN 10 2017/

...GALE WARNING IN EFFECT FROM 4 PM EST /3 PM CST/ THIS AFTERNOON
THROUGH WEDNESDAY MORNING...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 7 PM EST /6 PM
CST/ THIS EVENING THROUGH WEDNESDAY AFTERNOON...

.REST OF TODAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING NORTHWEST
15 TO 25 KNOTS IN THE AFTERNOON. SNOW. WAVES 1 TO 3 FEE BUILDING TO
2 TO 4 FEET.
.TONIGHT...WEST GALES TO 40 KNOTS DIMINISHING TO 20 TO 30 KNOTS
LATE. HEAVY FREEZING SPRAY. A CHANCE OF SNOW. WAVES BUILDING TO 7 TO
11 FEET...THEN SUBSIDING TO 5 TO 8 FEET.
.WEDNESDAY...WEST WINDS 15 TO 25 KNOTS VEERING NORTHWEST IN THE
AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 1 TO
3 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF SNOW SHOWERS IN
THE EVENING. WAVES SUBSIDING TO CALM TO 2 FEET.
.THURSDAY...WEST WINDS 15 TO 25 KNOTS INCREASING TO GALES TO
35 KNOTS IN THE AFTERNOON. HEAVY FREEZING SPRAY IN THE AFTERNOON.
WAVES BUILDING TO 5 TO 8 FEET.
.THURSDAY NIGHT...WEST WINDS 20 TO 30 KNOTS BECOMING NORTHWEST
15 TO 25 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY IN THE
EVENING. WAVES SUBSIDING TO 1 TO 3 FEET.
.FRIDAY...WEST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST 10 TO
20 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO
2 TO 4 FEET.
.SATURDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. WAVES
SUBSIDING TO CALM TO 2 FEET.

$$

LSZ263-102315-
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-
1010 AM EST TUE JAN 10 2017

...GALE WARNING IN EFFECT FROM 4 PM EST THIS AFTERNOON THROUGH
WEDNESDAY MORNING...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 7 PM EST THIS
EVENING THROUGH WEDNESDAY AFTERNOON...

.REST OF TODAY...SOUTHEAST WINDS 10 TO 20 KNOTS BECOMING
NORTHWEST 15 TO 25 KNOTS IN THE AFTERNOON. SNOW. WAVES 2 TO
4 FEET BUILDING TO 3 TO 6 FEET.
.TONIGHT...WEST GALES TO 45 KNOTS DIMINISHING TO 40 KNOTS AFTER
MIDNIGHT. HEAVY FREEZING SPRAY. A CHANCE OF SNOW. WAVES BUILDING TO
11 TO 16 FEET...THEN SUBSIDING TO 9 TO 13 FEET.
.WEDNESDAY...WEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS IN THE AFTERNOON. SNOW SHOWERS LIKELY IN THE MORNING...
THEN A CHANCE OF SNOW SHOWERS IN THE AFTERNOON. WAVES SUBSIDING
TO 2 TO 4 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING NORTH
5 TO 15 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.THURSDAY...SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST GALES TO
35 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. HEAVY
FREEZING SPRAY IN THE AFTERNOON. WAVES BUILDING TO 7 TO 10 FEET.
.THURSDAY NIGHT...WEST GALES TO 35 KNOTS BECOMING NORTHWEST 15 TO
25 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. A CHANCE OF SNOW
SHOWERS. WAVES SUBSIDING TO 3 TO 5 FEET.
.FRIDAY...WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST. A CHANCE
OF SNOW SHOWERS. WAVES SUBSIDING TO 2 TO 4 FEET.
.SATURDAY...WEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM TO
2 FEET.

$$

LSZ264-102315-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
1010 AM EST TUE JAN 10 2017

...GALE WARNING IN EFFECT FROM 7 PM EST THIS EVENING THROUGH
WEDNESDAY MORNING...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM LATE TONIGHT
THROUGH WEDNESDAY EVENING...

.REST OF TODAY...SOUTH WINDS 20 TO 30 KNOTS BECOMING SOUTHEAST
15 TO 25 KNOTS IN THE AFTERNOON. SNOW. WAVES 4 TO 7 FEET BUILDING
TO 6 TO 9 FEET...THEN SUBSIDING TO 4 TO 7 FEET.
.TONIGHT...WEST GALES TO 45 KNOTS. FREEZING SPRAY. SNOW LIKELY IN
THE EVENING. A CHANCE OF SNOW AFTER MIDNIGHT. WAVES BUILDING TO 12
TO 17 FEET.
.WEDNESDAY...WEST GALES TO 35 KNOTS DIMINISHING TO 20 TO 30 KNOTS
IN THE AFTERNOON. SNOW SHOWERS LIKELY. WAVES SUBSIDING TO 3 TO
5 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS VEERING NORTH
AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM
TO 2 FEET.
.THURSDAY...SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST GALES TO
35 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. FREEZING
SPRAY IN THE AFTERNOON. WAVES BUILDING TO 7 TO 10 FEET.
.THURSDAY NIGHT...WEST GALES TO 40 KNOTS BECOMING NORTHWEST 20 TO
30 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. A CHANCE OF SNOW
SHOWERS. WAVES BUILDING TO 8 TO 11 FEET...THEN SUBSIDING TO 3 TO
6 FEET.
.FRIDAY...NORTHWEST WINDS 15 TO 25 KNOTS BACKING SOUTHWEST. A
CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 3 TO 5 FEET.
.SATURDAY...WEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET.

$$

LSZ265-102315-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
1010 AM EST TUE JAN 10 2017

...STORM WARNING IN EFFECT FROM 7 PM EST THIS EVENING THROUGH
WEDNESDAY MORNING...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM LATE TONIGHT
THROUGH WEDNESDAY EVENING...

.REST OF TODAY...SOUTHEAST WINDS 15 TO 25 KNOTS. SNOW. WAVES 3 TO
6 FEET BUILDING TO 4 TO 7 FEET...THEN SUBSIDING TO 3 TO 6 FEET.
.TONIGHT...WEST GALES TO 35 KNOTS INCREASING TO STORM FORCE WINDS TO
55 KNOTS BY MID EVENING...THEN DIMINISHING TO GALES TO 40 KNOTS LATE.
HEAVY FREEZING SPRAY. SNOW IN THE EVENING. A CHANCE OF SNOW AFTER
MIDNIGHT. WAVES BUILDING TO 12 TO 16 FEET.
.WEDNESDAY...WEST 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...NORTHWEST WINDS 10 TO 20 KNOTS. A CHANCE OF
SNOW SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.
.THURSDAY...WEST WINDS 10 TO 20 KNOTS INCREASING TO 20 TO
30 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES
BUILDING TO 3 TO 6 FEET.
.THURSDAY NIGHT...WEST GALES TO 40 KNOTS BECOMING NORTHWEST 20 TO
30 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. SNOW SHOWERS
LIKELY. WAVES BUILDING TO 4 TO 7 FEET...THEN SUBSIDING TO 3 TO
5 FEET.
.FRIDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST 10 TO
20 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET.
.SATURDAY...WEST WINDS 10 TO 20 KNOTS. WAVES BUILDING TO 1 TO
3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.

$$

LSZ266-102315-
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-
1010 AM EST TUE JAN 10 2017

...STORM WARNING IN EFFECT FROM 7 PM EST THIS EVENING THROUGH
WEDNESDAY MORNING...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM LATE TONIGHT
THROUGH WEDNESDAY EVENING...

.REST OF TODAY...SOUTHEAST WINDS 20 TO 30 KNOTS. A FEW GALE FORCE
GUSTS TO 35 KNOTS THROUGH MID AFTERNOON. SNOW. WAVES 6 TO 9 FEET
SUBSIDING TO 4 TO 7 FEET.
.TONIGHT...WEST GALES TO 35 KNOTS INCREASING TO STORM FORCE WINDS TO
55 KNOTS BY MID EVENING...THEN DIMINISHING TO GALES TO 40 KNOTS LATE.
SNOW IN THE EVENING...THEN A CHANCE OF SNOW AFTER MIDNIGHT. FREEZING
SPRAY AFTER MIDNIGHT. WAVES BUILDING TO 16 TO 22 FEET.
.WEDNESDAY...WEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS IN THE AFTERNOON. SNOW SHOWERS LIKELY. WAVES SUBSIDING
TO 3 TO 6 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING NORTH
10 TO 20 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...WEST WINDS 10 TO 20 KNOTS INCREASING TO 20 TO
30 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES
BUILDING TO 6 TO 9 FEET.
.THURSDAY NIGHT...WEST GALES TO 40 KNOTS BECOMING NORTHWEST 20 TO
30 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. SNOW SHOWERS
LIKELY. WAVES BUILDING TO 9 TO 12 FEET...THEN SUBSIDING TO 6 TO
9 FEET.
.FRIDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST 10 TO
20 KNOTS. HEAVY FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 3 TO 5 FEET.
.SATURDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. WAVES
SUBSIDING TO CALM TO 2 FEET.

$$

LSZ267-102315-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
1010 AM EST TUE JAN 10 2017

...STORM WARNING IN EFFECT FROM 7 PM EST THIS EVENING THROUGH
WEDNESDAY MORNING...

.REST OF TODAY...SOUTHEAST WINDS 20 TO 30 KNOTS. A FEW GALE FORCE
GUSTS TO 35 KNOTS THROUGH MID AFTERNOON. SNOW. WAVES 4 TO 7 FEET
SUBSIDING TO 3 TO 6 FEET.
.TONIGHT...WEST WINDS 20 TO 30 KNOTS INCREASING TO STORM FORCE WINDS
TO 55 KNOTS BY LATE EVENING...THEN DIMINISHING TO GALES TO 45 KNOTS
OVERNIGHT. RAIN IN THE EVENING. SNOW. FREEZING SPRAY AFTER MIDNIGHT.
WAVES SUBSIDING TO 3 TO 5 FEET...THEN BUILDING TO 15 TO 20 FEET.
.WEDNESDAY...SOUTHWEST GALES TO 35 KNOTS BECOMING WEST 15 TO
25 KNOTS IN THE AFTERNOON. SNOW SHOWERS LIKELY. WAVES SUBSIDING
TO 3 TO 6 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING NORTH
10 TO 20 KNOTS AFTER MIDNIGHT. SNOW SHOWERS LIKELY IN THE
EVENING...THEN A CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. WAVES
SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHEAST WINDS 10 TO 20 KNOTS BECOMING WEST 15 TO
25 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES
BUILDING TO 3 TO 5 FEET.
.THURSDAY NIGHT...WEST GALES TO 35 KNOTS VEERING NORTHWEST AFTER
MIDNIGHT. FREEZING SPRAY. A CHANCE OF SNOW SHOWERS IN THE
EVENING. SNOW SHOWERS LIKELY AFTER MIDNIGHT. WAVES BUILDING TO
10 TO 14 FEET...THEN SUBSIDING TO 6 TO 9 FEET.
.FRIDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST 10 TO
20 KNOTS. FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 2 TO 4 FEET.
.SATURDAY...SOUTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST 10 TO
20 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET.

$$
LSZ261-102315-
MAFOR 1016/
SUPERIOR WEST...GALE AND HEAVY FREEZING SPRAY WARNINGS IN
EFFECT...11417 11627 11751 11650 13652 11630. FREEZING SPRAY IN THE
EVENING...THEN HEAVY FREEZING SPRAY OVERNIGHT AND WEDNESDAY MORNING.
CHANCE OF SNOW TONIGHT AND WEDNESDAY MORNING. WAVES 1 TO 3 FEET THIS
AFTERNOON BUILDING TO 7 TO 12 FEET TONIGHT. WAVES SUBSIDING TO 3 TO 6
FEET WEDNESDAY MORNING.

SUPERIOR NORTH CENTRAL...GALE WARNING IN EFFECT...12347 11537
11767 11660 19670 11660 12657. FREEZING SPRAY TONIGHT THROUGH
WEDNESDAY MORNING. CHANCE OF SNOW OVERNIGHT. WAVES 5 TO 9 FEET THIS
AFTERNOON BUILDING TO 11 TO 15 FEET TONIGHT. WAVES SUBSIDING TO 6 TO
9 FEET WEDNESDAY MORNING.

SUPERIOR SOUTH CENTRAL...STORM WARNING IN EFFECT...12347 11537
11677 12671 11657 11647. FREEZING SPRAY OVERNIGHT THROUGH WEDNESDAY
MORNING. CHANCE OF SNOW OVERNIGHT. WAVES 3 TO 6 FEET THIS AFTERNOON
BUILDING TO 11 TO 16 FEET TONIGHT. WAVES SUBSIDING TO 4 TO 7 FEET
WEDNESDAY MORNING.

SUPERIOR EAST...STORM WARNING IN EFFECT...12357 11347 11577 12677
11667 11547. FREEZING SPRAY OVERNIGHT THROUGH WEDNESDAY MORNING.
WAVES 5 TO 8 FEET THIS AFTERNOON BUILDING TO 16 TO 21 FEET TONIGHT.
WAVES SUBSIDING TO 9 TO 12 FEET WEDNESDAY MORNING.

$$

KLUBER



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