Great Lakes Forecast
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000
FZUS63 KMQT 230212
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
912 PM EST SAT NOV 22 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A LOW PRESSURE SYSTEM OF 29.4 INCHES OVER QUEBEC WILL
LIFT NORTHEASTWARD TONIGHT WHILE A 29.6 INCH TROUGH TRAILING FROM
THE LOW WILL CROSS LAKE SUPERIOR. LOW PRESSURE OF 29.4 INCHES OVER
THE NORTHERN PLAINS LATE TONIGHT WILL SLIDE TOWARD THE WESTERN GREAT
LAKES ON SUNDAY BEFORE MERGING WITH ANOTHER LOW OF 29.2 INCHES
LIFTING NORTH ACROSS THE MIDDLE MISSISSIPPI RIVER VALLEY ON SUNDAY
NIGHT. THE NEWLY FORMED LOW WILL THEN DEEPEN TO 28.9 INCHES AS IT
TRACKS NORTHEAST...CROSSING EASTERN UPPER MICHIGAN MONDAY AFTERNOON
AND ARRIVING OVER WESTERN QUEBEC MONDAY NIGHT. IN ITS WAKE...A 30.1
INCH HIGH PRESSURE RIDGE WILL MOVE TO THE WESTERN GREAT LAKES TUESDAY
EVENING. A LOW PRESSURE TROUGH OF 29.8 INCHES WILL MOVE FROM THE
NORTHERN PLAINS TO THE WESTERN GREAT LAKES ON WEDNESDAY AND TO THE
LOWER GREAT LAKES THURSDAY. AT THE SAME TIME HIGH PRESSURE OF 30.6
INCHES WILL BUILD SOUTHEAST FROM CANADA INTO THE DAKOTAS.

LSZ162-231015-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
912 PM EST SAT NOV 22 2014 /812 PM CST SAT NOV 22 2014/

.REST OF TONIGHT...SOUTH WINDS 5 TO 15 KNOTS BACKING SOUTHEAST
AFTER MIDNIGHT. PATCHY DRIZZLE. WAVES 1 TO 3 FEET SUBSIDING TO
CALM TO 2 FEET.
.SUNDAY...SOUTHWEST WINDS 5 TO 15 KNOTS. PATCHY FOG. AREAS OF
DRIZZLE IN THE MORNING...THEN A SLIGHT CHANCE OF RAIN. WAVES
BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING NORTH
15 TO 25 KNOTS AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF RAIN THROUGH
MIDNIGHT...THEN SNOW LIKELY. WAVES BUILDING TO 3 TO 5 FEET.
.MONDAY...NORTH WINDS 20 TO 30 KNOTS. SNOW LIKELY. WAVES BUILDING
TO 6 TO 9 FEET.
.MONDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS BECOMING NORTHWEST
15 TO 25 KNOTS AFTER MIDNIGHT. SNOW LIKELY IN THE EVENING. HEAVY
FREEZING SPRAY. WAVES BUILDING TO 8 TO 11 FEET...THEN SUBSIDING
TO 5 TO 8 FEET.
.TUESDAY...NORTHWEST WINDS 10 TO 20 KNOTS BACKING WEST IN THE
AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.TUESDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. WAVES BUILDING TO
1 TO 3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS. A CHANCE OF SNOW. WAVES BUILDING TO 4 TO 7 FEET.
.THURSDAY...NORTH WINDS 15 TO 25 KNOTS BECOMING WEST 10 TO
20 KNOTS. HEAVY FREEZING SPRAY. WAVES SUBSIDING TO 2 TO 4 FEET.

$$

LSZ263-231015-
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-
912 PM EST SAT NOV 22 2014

...GALE WATCH IN EFFECT FROM MONDAY MORNING THROUGH LATE MONDAY
NIGHT...

.REST OF TONIGHT...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST
10 TO 20 KNOTS AFTER MIDNIGHT. PATCHY DRIZZLE AFTER MIDNIGHT.
WAVES 3 TO 5 FEET SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST IN THE
AFTERNOON. AREAS OF DRIZZLE AND FOG IN THE MORNING...THEN A CHANCE
OF RAIN. WAVES BUILDING TO 2 TO 4 FEET...THEN SUBSIDING TO CALM TO 2
FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING NORTH
15 TO 25 KNOTS AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF RAIN THROUGH
MIDNIGHT...THEN SNOW LIKELY. WAVES BUILDING TO 3 TO 6 FEET.
.MONDAY...NORTH GALES TO 40 KNOTS. SNOW. WAVES BUILDING TO 10 TO 14
FEET.
.MONDAY NIGHT...NORTH GALES TO 40 KNOTS DIMINISHING TO 20 TO
30 KNOTS AFTER MIDNIGHT. FREEZING SPRAY. SNOW. WAVES SUBSIDING TO
6 TO 9 FEET.
.TUESDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST 10 TO
20 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 1 TO 3 FEET.
.TUESDAY NIGHT...WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST
AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 2 TO
4 FEET...THEN SUBSIDING TO 1 TO 3 FEET.
.WEDNESDAY...NORTHEAST WINDS 10 TO 20 KNOTS BECOMING NORTH 15 TO
25 KNOTS. A CHANCE OF SNOW. FREEZING SPRAY. WAVES BUILDING TO
4 TO 7 FEET.
.THURSDAY...NORTH WINDS 15 TO 25 KNOTS BACKING NORTHWEST.
FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 5 TO
8 FEET...THEN SUBSIDING TO 3 TO 5 FEET.

$$

LSZ264-231015-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
912 PM EST SAT NOV 22 2014

...GALE WATCH IN EFFECT FROM MONDAY MORNING THROUGH LATE MONDAY
NIGHT...

.REST OF TONIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING
SOUTHEAST 10 TO 20 KNOTS AFTER MIDNIGHT. PATCHY DRIZZLE AFTER
MIDNIGHT. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS BECOMING SOUTHWEST 5 TO
15 KNOTS IN THE AFTERNOON. PATCHY FOG AND AREAS OF DRIZZLE IN THE
MORNING...THEN A CHANCE OF RAIN. WAVES BUILDING TO 3 TO 5
FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST
15 TO 25 KNOTS AFTER MIDNIGHT. AREAS OF FOG. A CHANCE OF RAIN IN
THE EVENING...THEN RAIN LIKELY...POSSIBLY MIXED WITH SNOW. WAVES
BUILDING TO 3 TO 5 FEET.
.MONDAY...NORTH GALES TO 45 KNOTS. SNOW. WAVES BUILDING TO 11 TO 15
FEET.
.MONDAY NIGHT...NORTH GALES TO 40 KNOTS. FREEZING SPRAY. SNOW.
WAVES SUBSIDING TO 8 TO 11 FEET.
.TUESDAY...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS IN THE AFTERNOON. FREEZING SPRAY IN THE MORNING. A
CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 2 TO 4 FEET.
.TUESDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET.
.WEDNESDAY...NORTHEAST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS. SNOW LIKELY. FREEZING SPRAY. WAVES BUILDING TO 4 TO
7 FEET.
.THURSDAY...NORTH WINDS 20 TO 30 KNOTS BACKING NORTHWEST.
FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 5 TO
8 FEET...THEN SUBSIDING TO 3 TO 5 FEET.

$$

LSZ265-231015-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
912 PM EST SAT NOV 22 2014

...GALE WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH LATE MONDAY
NIGHT...

.REST OF TONIGHT...SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. PATCHY DRIZZLE AFTER MIDNIGHT. WAVES
CALM TO 2 FEET BUILDING TO 2 TO 4 FEET.
.SUNDAY...SOUTH WINDS 5 TO 15 KNOTS. AREAS OF DRIZZLE AND FOG IN THE
MORNING...THEN RAIN LIKELY. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS BECOMING NORTHEAST
10 TO 20 KNOTS AFTER MIDNIGHT. AREAS OF FOG. RAIN. WAVES BUILDING
TO 1 TO 3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.MONDAY...NORTH WINDS 20 TO 30 KNOTS INCREASING TO GALES TO
40 KNOTS IN THE AFTERNOON. AREAS OF FOG IN THE MORNING. RAIN
LIKELY...CHANGING TO SNOW IN THE AFTERNOON. WAVES BUILDING TO 11 TO
15 FEET.
.MONDAY NIGHT...NORTH GALES TO 40 KNOTS. FREEZING SPRAY. SNOW.
WAVES SUBSIDING TO 9 TO 12 FEET.
.TUESDAY...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS IN THE AFTERNOON. FREEZING SPRAY IN THE MORNING. SNOW
SHOWERS LIKELY IN THE MORNING...THEN A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 3 TO 5 FEET.
.TUESDAY NIGHT...WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST
AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM
TO 2 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING NORTHEAST
15 TO 25 KNOTS. SNOW LIKELY. WAVES BUILDING TO 5 TO 8 FEET.
.THURSDAY...NORTH WINDS 20 TO 30 KNOTS BACKING NORTHWEST.
FREEZING SPRAY. SNOW SHOWERS LIKELY IN THE MORNING...THEN A CHANCE OF
SNOW SHOWERS. WAVES BUILDING TO 6 TO 9 FEET...THEN SUBSIDING TO 3 TO
5 FEET.

$$

LSZ266-231015-
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-
912 PM EST SAT NOV 22 2014

...GALE WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH LATE MONDAY
NIGHT...

.REST OF TONIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTH
10 TO 20 KNOTS AFTER MIDNIGHT. PATCHY DRIZZLE AFTER MIDNIGHT.
WAVES 3 TO 6 FEET.
.SUNDAY...SOUTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS IN THE AFTERNOON. AREAS OF DRIZZLE AND FOG IN THE
MORNING...THEN A CHANCE OF RAIN. WAVES 3 TO 6 FEET.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS BECOMING EAST 15 TO 25
KNOTS AFTER MIDNIGHT. AREAS OF FOG. RAIN. WAVES SUBSIDING TO 2 TO 4
FEET...THEN BUILDING TO 3 TO 5 FEET.
.MONDAY...NORTH WINDS 20 TO 30 KNOTS INCREASING TO GALES TO
35 KNOTS IN THE AFTERNOON. AREAS OF FOG IN THE MORNING. RAIN
LIKELY...CHANGING TO SNOW IN THE AFTERNOON. WAVES BUILDING TO 11 TO
15 FEET.
.MONDAY NIGHT...NORTH GALES TO 40 KNOTS. SNOW. WAVES SUBSIDING TO
9 TO 12 FEET.
.TUESDAY...NORTH WINDS 20 TO 30 KNOTS BECOMING NORTHWEST 15 TO
25 KNOTS IN THE AFTERNOON. SNOW SHOWERS LIKELY. WAVES SUBSIDING
TO 3 TO 6 FEET.
.TUESDAY NIGHT...WEST WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST
10 TO 20 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING NORTHEAST
15 TO 25 KNOTS. A CHANCE OF SNOW. WAVES BUILDING TO 5 TO 8 FEET.
.THURSDAY...NORTH WINDS 20 TO 30 KNOTS BACKING NORTHWEST.
FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 6 TO
9 FEET...THEN SUBSIDING TO 4 TO 7 FEET.

$$

LSZ267-231015-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
912 PM EST SAT NOV 22 2014

.REST OF TONIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS BACKING SOUTH
AFTER MIDNIGHT. AREAS OF DRIZZLE. WAVES 3 TO 5 FEET SUBSIDING TO
1 TO 3 FEET.
.SUNDAY...SOUTH WINDS 15 TO 25 KNOTS. AREAS OF FOG AND DRIZZLE IN
THE MORNING...THEN RAIN LIKELY. WAVES BUILDING TO 3 TO 5 FEET...THEN
SUBSIDING TO 2 TO 4 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 15 TO 25 KNOTS BACKING EAST AFTER
MIDNIGHT. AREAS OF FOG. RAIN. WAVES BUILDING TO 3 TO 5 FEET...
THEN SUBSIDING TO 2 TO 4 FEET.
.MONDAY...NORTHEAST WINDS 10 TO 20 KNOTS BECOMING NORTH 20 TO
30 KNOTS IN THE AFTERNOON. AREAS OF FOG. RAIN...CHANGING TO SNOW IN
THE AFTERNOON. WAVES SUBSIDING TO 1 TO 3 FEET...THEN BUILDING TO 6 TO
9 FEET.
.MONDAY NIGHT...NORTH GALES TO 35 KNOTS. SNOW. WAVES BUILDING TO
10 TO 14 FEET...THEN SUBSIDING TO 8 TO 11 FEET.
.TUESDAY...NORTH WINDS 20 TO 30 KNOTS BECOMING NORTHWEST 15 TO
25 KNOTS IN THE AFTERNOON. SNOW SHOWERS LIKELY. WAVES SUBSIDING
TO 3 TO 6 FEET.
.TUESDAY NIGHT...WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST
AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 2 TO
4 FEET.
.WEDNESDAY...SOUTH WINDS 15 TO 25 KNOTS BACKING NORTHEAST. A
CHANCE OF SNOW. WAVES SUBSIDING TO 1 TO 3 FEET...THEN BUILDING TO
3 TO 6 FEET.
.THURSDAY...NORTH WINDS 15 TO 25 KNOTS BACKING NORTHWEST.
FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 4 TO
7 FEET...THEN SUBSIDING TO 3 TO 6 FEET.

$$
LSZ261-231015-
MAFOR 2304/
SUPERIOR WEST 12310 11415 11515 11525 11513 11600 11700. SLIGHT
CHANCE OF RAIN SUNDAY AFTERNOON. CHANCE OF RAIN SUNDAY EVENING.
WAVES CALM TO 2 FEET.

SUPERIOR NORTH CENTRAL 11410 11320 11335 11425 11415 11515 11400
11313. PATCHY DRIZZLE AND FOG OVERNIGHT. CHANCE OF RAIN SUNDAY
AFTERNOON AND EVENING. WAVES 1 TO 5 FEET.

SUPERIOR SOUTH CENTRAL 11410 11430 11433 12423 11425 12426. CHANCE
OF RAIN SUNDAY AFTERNOON. WAVES CALM TO 4 FEET.

SUPERIOR EAST 12420 11335 12435 11425 11426 11436. WAVES 2 TO 5 FEET.

$$

KEC





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