Great Lakes Forecast
Issued by NWS

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000
FZUS63 KMQT 081411
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
1011 AM EDT TUE JUL 8 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...LOW PRESSURE AVERAGING 29.6 INCHES STRETCHING FROM QUEBEC
TO THE GREAT LAKES WILL SHIFT EASTWARD TODAY AND TONIGHT. EXPECT A
BROAD 30.0 INCH HIGH PRESSURE SYSTEM ACROSS SOUTH CENTRAL CANADA AND
THE CENTRAL PLAINS TONIGHT TO BUILD ACROSS THE UPPER GREAT LAKES
WEDNESDAY AND THURSDAY...BEFORE EXITING ACROSS THE LOWER GREAT LAKES.
29.4 INCH LOW PRESSURE ACROSS CENTRAL CANADA THURSDAY NIGHT IS
EXPECTED TO SLOWLY SINK ACROSS SOUTHERN JAMES BAY ON SATURDAY...WHILE
DRAGGING A 29.9 INCH TROUGH ACROSS LAKE SUPERIOR FRIDAY NIGHT THROUGH
SATURDAY.

LSZ162-082215-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
1011 AM EDT TUE JUL 8 2014 /911 AM CDT TUE JUL 8 2014/

.REST OF TODAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTHWEST
BY MID AFTERNOON. ISOLATED RAIN SHOWERS. WAVES 1 TO 3 FEET
SUBSIDING TO CALM TO 2 FEET.
.TONIGHT...WEST WINDS 5 TO 15 KNOTS VEERING NORTHWEST AFTER
MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS. WAVES CALM TO 2 FEET.
.WEDNESDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST
LESS THAN 10 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.THURSDAY...SOUTHWEST WINDS LESS THAN 10 KNOTS BECOMING EAST 5 TO
15 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...EAST WINDS 5 TO 15 KNOTS VEERING SOUTH AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTH WINDS 5 TO 15 KNOTS VEERING WEST. PATCHY FOG. A
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SATURDAY...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ263-082215-
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-
1011 AM EDT TUE JUL 8 2014

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

$$

LSZ264-082215-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
1011 AM EDT TUE JUL 8 2014

.REST OF TODAY...NORTH WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS BY MID AFTERNOON. SCATTERED RAIN SHOWERS. WAVES CALM TO
2 FEET.
.TONIGHT...WEST WINDS 5 TO 15 KNOTS VEERING NORTHWEST AFTER
MIDNIGHT. 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 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.THURSDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTH BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.FRIDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST 10 TO
20 KNOTS. PATCHY FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST. PATCHY
FOG. WAVES CALM TO 2 FEET.

$$

LSZ265-082215-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
1011 AM EDT TUE JUL 8 2014

.REST OF TODAY...NORTHWEST WINDS 5 TO 15 KNOTS BACKING WEST BY
MID AFTERNOON. SCATTERED RAIN SHOWERS. WAVES CALM TO 2 FEET.
.TONIGHT...WEST WINDS 5 TO 15 KNOTS VEERING NORTHWEST AFTER
MIDNIGHT. A CHANCE OF RAIN SHOWERS. A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.THURSDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTHEAST BY
MID AFTERNOON. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST. A CHANCE
OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SATURDAY...WEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ266-082215-
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-
1011 AM EDT TUE JUL 8 2014

.REST OF TODAY...NORTH WINDS 10 TO 20 KNOTS BACKING NORTHWEST BY
MID AFTERNOON. SCATTERED RAIN SHOWERS. WAVES CALM TO 2 FEET.
.TONIGHT...NORTHWEST WINDS 5 TO 15 KNOTS. A SLIGHT CHANCE OF RAIN
SHOWERS. WAVES BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO CALM
TO 2 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.THURSDAY...SOUTH WINDS LESS THAN 10 KNOTS BECOMING SOUTHEAST
5 TO 15 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. WAVES BUILDING TO
1 TO 3 FEET.
.FRIDAY...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...WEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ267-082215-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
1011 AM EDT TUE JUL 8 2014

.REST OF TODAY...NORTHWEST WINDS 10 TO 20 KNOTS INCREASING TO
15 TO 25 KNOTS BY MID AFTERNOON. PATCHY FOG DIMINISHING EARLY
THIS AFTERNOON. NUMEROUS RAIN SHOWERS BECOMING ISOLATED BY MID
AFTERNOON. WAVES CALM TO 2 FEET BUILDING TO 1 TO 3 FEET.
.TONIGHT...NORTHWEST WINDS 10 TO 20 KNOTS BACKING WEST AFTER
MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS. WAVES SUBSIDING TO
CALM TO 2 FEET.
.WEDNESDAY...WEST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.THURSDAY...SOUTH WINDS LESS THAN 10 KNOTS BACKING SOUTHEAST BY
MID AFTERNOON. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SATURDAY...WEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO
2 FEET.

$$
LSZ261-082215-
MAFOR 0815/

SUPERIOR WEST 11100 11500 12510 13710 11700. PATCHY FOG DIMINISHING
EARLY THIS AFTERNOON. ISOLATED RAIN SHOWERS TODAY AND TONIGHT. WAVES
2 FEET OR LESS.

SUPERIOR NORTH CENTRAL 11710 11610 13620 13710. SCATTERED RAIN
SHOWERS THIS AFTERNOON. ISOLATED RAIN SHOWERS TONIGHT. WAVES
1 TO 2 FEET.

SUPERIOR SOUTH CENTRAL 12710 12620 13710 11610. SCATTERED RAIN
SHOWERS TODAY AND TONIGHT. ISOLATED RAIN SHOWERS WEDNESDAY
MORNING. WAVES 1 TO 2 FEET.

SUPERIOR EAST 11716 14720 13710. PATCHY FOG DIMINISHING EARLY THIS
AFTERNOON. SCATTERED RAIN SHOWERS THIS AFTERNOON. ISOLATED RAIN
SHOWERS TONIGHT AND WEDNESDAY MORNING. WAVES 1 TO 3 FEET.

$$

MCD








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