Great Lakes Forecast
Issued by NWS

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000
FZUS63 KMQT 070758
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
358 AM EDT MON JUL 7 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...29.4 INCH LOW PRESSURE OVER ONTARIO JUST NORTHEAST OF
LAKE SUPERIOR WILL LIFT NEAR JAMES BAY THIS EVENING AS A 29.6 INCH
TROUGH MOVES OVER LAKE SUPERIOR AND UPPER MICHIGAN. THE TROUGH WILL
SHIFT EAST ON TUESDAY AHEAD OF A 30.0 INCH HIGH PRESSURE RIDGE
BUILDING OVER THE NORTHERN PLAINS. ANOTHER WEAK 29.8 INCH TROUGH
WILL THEN TRACK SOUTHEASTWARD ACROSS LAKE SUPERIOR TUESDAY NIGHT INTO
WEDNESDAY WHILE THE RIDGE BUILDS ACROSS THE UPPER MISSISSIPPI VALLEY.
EXPECT THE RIDGE TO DRIFT OVER THE UPPER GREAT LAKES ON THURSDAY AND
THE LOWER GREAT LAKES ON FRIDAY WHILE 29.5 INCH LOW PRESSURE
ORGANIZES OVER NORTHERN MANITOBA.

LSZ162-071600-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
358 AM EDT MON JUL 7 2014 /258 AM CDT MON JUL 7 2014/

.EARLY THIS MORNING...WEST WINDS 10 TO 20 KNOTS. WAVES CALM TO
2 FEET BUILDING TO 1 TO 3 FEET.
.TODAY...WEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS
BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS BY
MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.TONIGHT...WEST WINDS 5 TO 15 KNOTS VEERING NORTHEAST AFTER
MIDNIGHT. A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.TUESDAY...NORTH WINDS 5 TO 15 KNOTS BACKING WEST BY MID
AFTERNOON. A SLIGHT CHANCE OF THUNDERSTORMS THROUGH EARLY
AFTERNOON. A CHANCE OF RAIN SHOWERS. WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS INCREASING TO
10 TO 20 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS.
WAVES CALM TO 2 FEET.
.WEDNESDAY...WEST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST LESS
THAN 10 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...SOUTH WINDS LESS THAN 10 KNOTS VEERING
SOUTHWEST AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.THURSDAY...SOUTH WINDS 5 TO 15 KNOTS. A CHANCE OF RAIN SHOWERS.
WAVES CALM TO 2 FEET.
.FRIDAY...SOUTH WINDS 10 TO 20 KNOTS BECOMING SOUTHWEST 5 TO
15 KNOTS. A CHANCE OF SHOWERS. WAVES CALM TO 2 FEET.

$$

LSZ263-071600-
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-
358 AM EDT MON JUL 7 2014

.EARLY THIS MORNING...WEST WINDS 5 TO 15 KNOTS. PATCHY FOG. WAVES
1 TO 3 FEET.
.TODAY...WEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS
BY MID AFTERNOON. WAVES BUILDING TO 2 TO 4 FEET...THEN SUBSIDING
TO 1 TO 3 FEET.
.TONIGHT...EAST WINDS 5 TO 15 KNOTS. A CHANCE OF RAIN SHOWERS AND
A SLIGHT CHANCE OF THUNDERSTORMS. WAVES SUBSIDING TO CALM TO
2 FEET.
.TUESDAY...NORTH WINDS 5 TO 15 KNOTS BACKING WEST BY MID
AFTERNOON. PATCHY FOG. A SLIGHT CHANCE OF THUNDERSTORMS THROUGH
EARLY AFTERNOON. A CHANCE OF RAIN SHOWERS. WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...WEST WINDS 5 TO 15 KNOTS VEERING NORTHWEST AFTER
MIDNIGHT. PATCHY FOG. A SLIGHT CHANCE OF RAIN SHOWERS. WAVES CALM
TO 2 FEET.
.WEDNESDAY...NORTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST BY
MID AFTERNOON. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.THURSDAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST. A CHANCE
OF SHOWERS. WAVES CALM TO 2 FEET.

$$

LSZ264-071600-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
358 AM EDT MON JUL 7 2014

.EARLY THIS MORNING...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG.
WAVES CALM TO 2 FEET BUILDING TO 1 TO 3 FEET.
.TODAY...WEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS
BY MID AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON. WAVES
BUILDING TO 2 TO 4 FEET...THEN SUBSIDING TO 1 TO 3 FEET.
.TONIGHT...NORTHEAST WINDS 5 TO 15 KNOTS. A CHANCE OF RAIN
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES 1 TO 3 FEET.
.TUESDAY...NORTH WINDS 5 TO 15 KNOTS BACKING WEST BY MID
AFTERNOON. A SLIGHT CHANCE OF THUNDERSTORMS THROUGH EARLY
AFTERNOON. A CHANCE OF RAIN SHOWERS. WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...WEST WINDS 5 TO 15 KNOTS BECOMING NORTHWEST
10 TO 20 KNOTS AFTER MIDNIGHT. PATCHY FOG. A SLIGHT CHANCE OF
RAIN SHOWERS. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTHWEST WINDS 5 TO 15 KNOTS BACKING WEST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...WEST WINDS 10 TO 20 KNOTS BECOMING SOUTHWEST
5 TO 15 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.THURSDAY...SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS. WAVES
BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.

$$

LSZ265-071600-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
358 AM EDT MON JUL 7 2014

.EARLY THIS MORNING...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG.
WAVES CALM TO 2 FEET.
.TODAY...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG THROUGH EARLY
AFTERNOON. WAVES CALM TO 2 FEET.
.TONIGHT...NORTH WINDS 5 TO 15 KNOTS VEERING EAST AFTER MIDNIGHT.
A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS.
WAVES CALM TO 2 FEET.
.TUESDAY...NORTH WINDS 5 TO 15 KNOTS BACKING NORTHWEST BY MID
AFTERNOON. A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS THROUGH EARLY AFTERNOON. WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF SHOWERS. PATCHY FOG
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 20 KNOTS. WAVES CALM TO
2 FEET.
.WEDNESDAY NIGHT...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.THURSDAY...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTH 10 TO
20 KNOTS. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS. WAVES
CALM TO 2 FEET.

$$

LSZ266-071600-
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-
358 AM EDT MON JUL 7 2014

.EARLY THIS MORNING...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG.
WAVES CALM TO 2 FEET.
.TODAY...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG THROUGH EARLY
AFTERNOON. WAVES BUILDING TO 2 TO 4 FEET.
.TONIGHT...NORTH WINDS 5 TO 15 KNOTS DIMINISHING TO LESS THAN
10 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM
TO 2 FEET.
.TUESDAY...NORTH WINDS 5 TO 15 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS BY MID AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON. A
CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS
THROUGH EARLY AFTERNOON. WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS INCREASING TO
10 TO 20 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS.
PATCHY FOG AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 20 KNOTS. PATCHY FOG THROUGH
EARLY AFTERNOON. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...WEST WINDS 5 TO 15 KNOTS. WAVES BUILDING TO
1 TO 3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.THURSDAY...SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS. WAVES
BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.

$$

LSZ267-071600-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
358 AM EDT MON JUL 7 2014

.EARLY THIS MORNING...WEST WINDS 5 TO 15 KNOTS. PATCHY FOG. A
SLIGHT CHANCE OF RAIN SHOWERS. WAVES CALM TO 2 FEET.
.TODAY...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG. WAVES BUILDING TO
1 TO 3 FEET.
.TONIGHT...WEST WINDS 5 TO 15 KNOTS VEERING NORTH AFTER MIDNIGHT.
A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
.TUESDAY...NORTH WINDS 5 TO 15 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS BY MID AFTERNOON. PATCHY FOG. A SLIGHT CHANCE OF
THUNDERSTORMS THROUGH EARLY AFTERNOON. A CHANCE OF RAIN SHOWERS.
WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS
AFTER MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO
CALM TO 2 FEET.
.WEDNESDAY...NORTHWEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS BY MID AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON.
WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...WEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.THURSDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTH. WAVES CALM TO
2 FEET.
.FRIDAY...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS. WAVES
CALM TO 2 FEET.

$$

LSZ261-071600-
MAFOR 0709/
SUPERIOR WEST 14620 11510 11500 11310 11210. CHANCE OF RAIN SHOWERS
AND SLIGHT CHANCE OF THUNDERSTORMS OVERNIGHT. WAVES 1 TO 3 FEET
BUILDING TO 2 TO 4 FEET...THEN SUBSIDING TO 1 TO 3 FEET TODAY. WAVES
2 FEET OR LESS TONIGHT.

SUPERIOR NORTH CENTRAL 11620 12630 11620 11710 11810 11100 11200.
PATCHY FOG TODAY. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS OVERNIGHT. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET
TODAY. WAVES 1 TO 3 FEET SUBSIDING TO 1 FOOT OR LESS TONIGHT.

SUPERIOR SOUTH CENTRAL 14620 11710 11810 12200. PATCHY FOG THIS
MORNING. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS
OVERNIGHT. WAVES 1 TO 3 FEET TODAY. WAVES 2 FEET OR LESS TONIGHT.

SUPERIOR EAST 11610 13620 11610 12710 11700. PATCHY FOG TODAY.
SLIGHT CHANCE OF RAIN SHOWERS AND THUNDERSTORMS OVERNIGHT. WAVES
1 TO 3 FEET BUILDING TO 2 TO 4 FEET TODAY. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET TONIGHT.

$$

VOSS




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