Great Lakes Forecast
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000
FZUS63 KMQT 190148
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
948 PM EDT SAT OCT 18 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...30.2 INCH HIGH PRESSURE CENTERED OVER WESTERN LAKE
SUPERIOR WILL SINK TO THE SOUTHEAST ON SUNDAY. THIS WILL BE AS 29.7
INCH LOW PRESSURE ACROSS MANITOBA SUNDAY MORNING SHIFTS ACROSS LAKE
SUPERIOR SUNDAY NIGHT...AND EXITS ACROSS LAKE HURON MONDAY AFTERNOON
AND EVENING. EXPECT 30.1 INCH HIGH PRESSURE ACROSS MANITOBA EARLY
MONDAY TO BUILD ACROSS ONTARIO AND LAKE SUPERIOR AT 30.3 INCHES
MONDAY NIGHT INTO TUESDAY. THE HIGH PRESSURE SYSTEM WILL SLIDE INTO
QUEBEC AT 30.4 INCHES TUESDAY NIGHT AND WEDNESDAY...WHILE KEEPING A
RIDGE AVERAGING 30.3 INCHES ACROSS LAKE SUPERIOR. LOW PRESSURE
AVERAGING 29.7 INCHES STRETCHING FROM MANITOBA THROUGH HUDSON BAY ON
WEDNESDAY WILL DRIFT ACROSS NORTHERN ONTARIO AND QUEBEC ON
THURSDAY...WITH A 30.0 INCH TROUGH SETTLING ACROSS LAKE SUPERIOR LATE
THURSDAY INTO THURSDAY NIGHT.

LSZ162-191000-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
948 PM EDT SAT OCT 18 2014 /848 PM CDT SAT OCT 18 2014/

.REST OF TONIGHT...SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST BY MID
AFTERNOON. ISOLATED RAIN SHOWERS. WAVES BUILDING TO 2 TO 4 FEET...
THEN SUBSIDING TO 1 TO 3 FEET.
.SUNDAY NIGHT...WEST WINDS 5 TO 15 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 20 KNOTS VEERING NORTH BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST AFTER
MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET.
.TUESDAY...EAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM TO
2 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH
AFTER MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET.
.WEDNESDAY...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST. WAVES
SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.THURSDAY...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST. WAVES
SUBSIDING TO CALM TO 2 FEET.

$$

LSZ263-191000-
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-
948 PM EDT SAT OCT 18 2014

.REST OF TONIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTH
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST BY MID
AFTERNOON. ISOLATED RAIN SHOWERS. WAVES BUILDING TO 2 TO 4 FEET.
.SUNDAY NIGHT...WEST WINDS 5 TO 15 KNOTS VEERING NORTHWEST AFTER
MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS. WAVES SUBSIDING TO
CALM TO 2 FEET.
.MONDAY...NORTH WINDS 10 TO 20 KNOTS. WAVES BUILDING TO 2 TO
4 FEET.
.MONDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES 2 TO
4 FEET.
.TUESDAY...EAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM TO
2 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH
AFTER MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET.
.WEDNESDAY...SOUTH WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM
TO 2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.THURSDAY...SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET.

$$

LSZ264-191000-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
948 PM EDT SAT OCT 18 2014

.REST OF TONIGHT...NORTHWEST WINDS 5 TO 15 KNOTS BACKING
SOUTHWEST AFTER MIDNIGHT. WAVES 2 TO 4 FEET SUBSIDING TO CALM TO
2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS. SCATTERED RAIN SHOWERS.
WAVES BUILDING TO 2 TO 4 FEET.
.SUNDAY NIGHT...WEST WINDS 5 TO 15 KNOTS VEERING NORTHWEST AFTER
MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS. WAVES SUBSIDING TO
CALM TO 2 FEET.
.MONDAY...NORTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO 25 KNOTS
BY MID AFTERNOON. A SLIGHT CHANCE OF RAIN SHOWERS THROUGH EARLY
AFTERNOON. WAVES BUILDING TO 2 TO 4 FEET.
.MONDAY NIGHT...NORTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 3 TO 5 FEET...
THEN SUBSIDING TO 2 TO 4 FEET.
.TUESDAY...EAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM TO
2 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH
AFTER MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET.
.WEDNESDAY...SOUTH WINDS 10 TO 20 KNOTS. WAVES BUILDING TO 2 TO
4 FEET.
.THURSDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. WAVES
SUBSIDING TO CALM TO 2 FEET.

$$

LSZ265-191000-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
948 PM EDT SAT OCT 18 2014

.REST OF TONIGHT...NORTHWEST WINDS 5 TO 15 KNOTS BACKING
SOUTHWEST AFTER MIDNIGHT. WAVES 3 TO 5 FEET SUBSIDING TO CALM TO
2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS. SCATTERED RAIN SHOWERS.
WAVES BUILDING TO 1 TO 3 FEET.
.SUNDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING NORTHWEST
AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS. WAVES SUBSIDING
TO CALM TO 2 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING NORTH 15 TO
25 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF RAIN SHOWERS. WAVES
BUILDING TO 2 TO 4 FEET.
.MONDAY NIGHT...NORTH WINDS 15 TO 25 KNOTS BECOMING NORTHEAST
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 3 TO 5 FEET.
.TUESDAY...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST BY MID
AFTERNOON. WAVES SUBSIDING TO 1 TO 3 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH
AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET...THEN BUILDING
TO 1 TO 3 FEET.
.WEDNESDAY...SOUTH WINDS 10 TO 20 KNOTS. WAVES 1 TO 3 FEET.
.THURSDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. WAVES
SUBSIDING TO CALM TO 2 FEET.

$$

LSZ266-191000-
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-
948 PM EDT SAT OCT 18 2014

.REST OF TONIGHT...NORTH WINDS 5 TO 15 KNOTS BACKING SOUTHWEST
AFTER MIDNIGHT. WAVES 3 TO 5 FEET SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO 25 KNOTS
BY MID AFTERNOON. SCATTERED RAIN SHOWERS. WAVES BUILDING TO 2 TO
4 FEET.
.SUNDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST
AFTER MIDNIGHT. A CHANCE OF RAIN SHOWERS. WAVES SUBSIDING TO CALM
TO 2 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING NORTH 15 TO
25 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF RAIN SHOWERS. WAVES
BUILDING TO 3 TO 5 FEET.
.MONDAY NIGHT...NORTH WINDS 15 TO 25 KNOTS VEERING NORTHEAST
AFTER MIDNIGHT. WAVES BUILDING TO 3 TO 6 FEET.
.TUESDAY...NORTHEAST WINDS 10 TO 20 KNOTS BECOMING EAST 5 TO
15 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO 1 TO 3 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTH
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO
2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.WEDNESDAY...SOUTH WINDS 10 TO 20 KNOTS. WAVES BUILDING TO 2 TO
4 FEET.
.THURSDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. WAVES
SUBSIDING TO CALM TO 2 FEET.

$$

LSZ267-191000-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
948 PM EDT SAT OCT 18 2014

.REST OF TONIGHT...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO LESS
THAN 10 KNOTS AFTER MIDNIGHT. WAVES 3 TO 5 FEET SUBSIDING TO CALM
TO 2 FEET.
.SUNDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTH 15 TO
25 KNOTS BY MID AFTERNOON. SCATTERED RAIN SHOWERS BY MID
AFTERNOON. WAVES BUILDING TO 2 TO 4 FEET.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.MONDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING NORTH 10 TO
20 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF RAIN SHOWERS. WAVES
BUILDING TO 1 TO 3 FEET.
.MONDAY NIGHT...NORTHEAST WINDS 15 TO 25 KNOTS. WAVES BUILDING TO
3 TO 6 FEET...THEN SUBSIDING TO 3 TO 5 FEET.
.TUESDAY...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
CALM TO 2 FEET.
.TUESDAY NIGHT...EAST WINDS 10 TO 20 KNOTS VEERING SOUTHEAST
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...SOUTH WINDS 10 TO 20 KNOTS. WAVES BUILDING TO 1 TO
3 FEET.
.THURSDAY...SOUTH WINDS 10 TO 20 KNOTS VEERING WEST. WAVES
SUBSIDING TO CALM TO 2 FEET.

$$

LSZ261-191000-
MAFOR 1903/
SUPERIOR WEST 12410 11520 11420 12520 12510. ISOLATED RAIN SHOWERS
SUNDAY AFTERNOON. WAVES 1 TO 4 FEET.

SUPERIOR NORTH CENTRAL 11700 115101520 14420 11410. SCATTERED RAIN
SHOWERS SUNDAY. WAVES 1 TO 4 FEET.

SUPERIOR SOUTH CENTRAL 11710 11600 11510 14420 11420. SCATTERED RAIN
SHOWERS SUNDAY. WAVES 1 TO 4 FEET.

SUPERIOR EAST 11810 11800 11600 11510 14420. SCATTERED RAIN SHOWERS
SUNDAY AFTERNOON. CHANCE OF RAIN SHOWERS SUNDAY EVENING. WAVES 1 TO
5 FEET.

$$

JS




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