Great Lakes Forecast
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000
FZUS63 KMQT 311945
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
345 PM EDT THU JUL 31 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A LOW PRESSURE TROUGH AVERAGING 30.0 INCHES WILL LINGER
OVER THE UPPER GREAT LAKES INTO FRIDAY...EXTENDING FROM A BROAD
29.8 INCH AREA OF LOW PRESSURE NEAR JAMES BAY. A 30.1 INCH HIGH
PRESSURE WILL BUILD OVER LAKE SUPERIOR BEGINNING FRIDAY AFTERNOON
AND THEN REMAIN THROUGH SATURDAY. AS THIS HIGH SINKS INTO THE LOWER
GREAT LAKES ON SUNDAY...A LOW PRESSURE TROUGH AVERAGING 30.0 INCHES
WILL CROSS THE UPPER GREAT LAKES. HIGH PRESSURE OF 30.2 INCHES OVER
SOUTHERN MANITOBA SUNDAY EVENING WILL SLOWLY MOVE OVER LAKE SUPERIOR
MONDAY EVENING INTO TUESDAY...WHILE WEAKENING TO 30.1 INCHES.

LSZ162-010345-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
345 PM EDT THU JUL 31 2014 /245 PM CDT THU JUL 31 2014/

.LATE THIS AFTERNOON...SOUTHWEST WINDS 5 TO 15 KNOTS. WAVES CALM
TO 2 FEET.
.TONIGHT...WEST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST LESS THAN
10 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST LESS
THAN 10 KNOTS AFTER MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. WAVES
CALM TO 2 FEET.
.SATURDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTH BY MID
AFTERNOON. PATCHY FOG. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING WEST AFTER
MIDNIGHT. PATCHY FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES CALM TO 2 FEET.
.SUNDAY...WEST WINDS 5 TO 15 KNOTS VEERING NORTHWEST BY MID
AFTERNOON. PATCHY FOG. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS VEERING NORTHEAST AFTER
MIDNIGHT. PATCHY FOG. WAVES CALM TO 2 FEET.
.MONDAY...NORTHEAST WINDS 5 TO 15 KNOTS. PATCHY FOG. WAVES CALM
TO 2 FEET.
.TUESDAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST. WAVES CALM
TO 2 FEET.

$$

LSZ263-010345-
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-
345 PM EDT THU JUL 31 2014

.LATE THIS AFTERNOON...SOUTHWEST WINDS 5 TO 15 KNOTS. WAVES CALM
TO 2 FEET.
.TONIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING EAST LESS THAN
10 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...NORTHEAST WINDS LESS THAN 10 KNOTS BECOMING EAST 5 TO
15 KNOTS BY MID AFTERNOON. PATCHY FOG. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST LESS
THAN 10 KNOTS AFTER MIDNIGHT. PATCHY FOG. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTH WINDS 5 TO 15 KNOTS. PATCHY FOG. WAVES CALM TO
2 FEET.
.SATURDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING WEST AFTER
MIDNIGHT. PATCHY FOG. A CHANCE OF SHOWERS. WAVES CALM TO 2 FEET.
.SUNDAY...WEST WINDS 5 TO 15 KNOTS VEERING NORTH BY MID
AFTERNOON. PATCHY FOG. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS VEERING NORTHEAST AFTER
MIDNIGHT. PATCHY FOG. WAVES CALM TO 2 FEET.
.MONDAY...NORTHEAST WINDS 5 TO 15 KNOTS. PATCHY FOG. WAVES CALM
TO 2 FEET.
.TUESDAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST. WAVES CALM
TO 2 FEET.

$$

LSZ264-010345-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
345 PM EDT THU JUL 31 2014

.LATE THIS AFTERNOON...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.TONIGHT...WEST WINDS 5 TO 15 KNOTS BECOMING EAST LESS THAN
10 KNOTS AFTER MIDNIGHT. PATCHY FOG THROUGH MIDNIGHT. WAVES CALM
TO 2 FEET.
.FRIDAY...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST BY MID
AFTERNOON. PATCHY FOG. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTH LESS
THAN 10 KNOTS AFTER MIDNIGHT. PATCHY FOG. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTH WINDS 5 TO 15 KNOTS. PATCHY FOG. WAVES CALM TO
2 FEET.
.SATURDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SUNDAY...WEST WINDS 5 TO 15 KNOTS VEERING NORTHWEST BY MID
AFTERNOON. PATCHY FOG. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS. PATCHY FOG. WAVES CALM
TO 2 FEET.
.MONDAY...NORTH WINDS 5 TO 15 KNOTS BACKING WEST. PATCHY FOG.
WAVES CALM TO 2 FEET.
.TUESDAY...SOUTH WINDS 5 TO 15 KNOTS BACKING SOUTHEAST. WAVES
CALM TO 2 FEET.

$$

LSZ265-010345-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
345 PM EDT THU JUL 31 2014

.LATE THIS AFTERNOON...SOUTHWEST WINDS 5 TO 15 KNOTS. WAVES CALM
TO 2 FEET.
.TONIGHT...SOUTHEAST WINDS LESS THAN 10 KNOTS. WAVES CALM TO
2 FEET.
.FRIDAY...EAST WINDS LESS THAN 10 KNOTS INCREASING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH AFTER
MIDNIGHT. PATCHY FOG. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTH WINDS 5 TO 15 KNOTS BACKING SOUTHEAST BY MID
AFTERNOON. PATCHY FOG. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.SUNDAY...WEST WINDS 5 TO 15 KNOTS VEERING NORTH BY MID
AFTERNOON. PATCHY FOG. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS. PATCHY FOG. WAVES CALM
TO 2 FEET.
.MONDAY...NORTH WINDS 5 TO 15 KNOTS VEERING NORTHEAST. PATCHY
FOG. WAVES CALM TO 2 FEET.
.TUESDAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST. WAVES
CALM TO 2 FEET.

$$

LSZ266-010345-
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-
345 PM EDT THU JUL 31 2014

.LATE THIS AFTERNOON...WEST WINDS 5 TO 15 KNOTS. PATCHY FOG.
WAVES CALM TO 2 FEET.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS BACKING SOUTHEAST AFTER
MIDNIGHT. PATCHY FOG THROUGH MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...EAST WINDS 5 TO 15 KNOTS. PATCHY FOG. WAVES CALM TO
2 FEET.
.FRIDAY NIGHT...EAST WINDS LESS THAN 10 KNOTS VEERING SOUTH AFTER
MIDNIGHT. PATCHY FOG. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTH WINDS 5 TO 15 KNOTS BACKING SOUTHEAST BY MID
AFTERNOON. PATCHY FOG. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH
AFTER MIDNIGHT. PATCHY FOG. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING NORTHEAST BY MID
AFTERNOON. PATCHY FOG. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS. PATCHY FOG. WAVES CALM
TO 2 FEET.
.MONDAY...NORTH WINDS 5 TO 15 KNOTS. PATCHY FOG. WAVES CALM TO
2 FEET.
.TUESDAY...NORTH WINDS 5 TO 15 KNOTS VEERING SOUTHEAST. WAVES
CALM TO 2 FEET.

$$

LSZ267-010345-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
345 PM EDT THU JUL 31 2014

.LATE THIS AFTERNOON...WEST WINDS 5 TO 15 KNOTS. PATCHY FOG.
WAVES CALM TO 2 FEET.
.TONIGHT...WEST WINDS 5 TO 15 KNOTS BECOMING SOUTH LESS THAN
10 KNOTS AFTER MIDNIGHT. PATCHY FOG. WAVES CALM TO 2 FEET.
.FRIDAY...EAST WINDS 5 TO 15 KNOTS. PATCHY FOG. WAVES CALM TO
2 FEET.
.FRIDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTH LESS
THAN 10 KNOTS AFTER MIDNIGHT. PATCHY FOG. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTHWEST WINDS LESS THAN 10 KNOTS BACKING EAST BY
MID AFTERNOON. PATCHY FOG. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH
AFTER MIDNIGHT. PATCHY FOG. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST BY MID
AFTERNOON. PATCHY FOG. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...WEST WINDS 5 TO 15 KNOTS VEERING NORTHWEST AFTER
MIDNIGHT. PATCHY FOG. A CHANCE OF THUNDERSTORMS THROUGH MIDNIGHT.
A CHANCE OF SHOWERS. WAVES CALM TO 2 FEET.
.MONDAY...NORTH WINDS 5 TO 15 KNOTS BACKING NORTHWEST. PATCHY
FOG. WAVES CALM TO 2 FEET.
.TUESDAY...NORTHWEST WINDS 5 TO 15 KNOTS VEERING NORTH. WAVES
CALM TO 2 FEET.

$$

LSZ261-010345-
MAFOR 3121/
SUPERIOR WEST 11510 11500 11600 13100 12200.  WAVES 1 FOOT OR LESS.

SUPERIOR NORTH CENTRAL 11620 11600 11500 11300 13200 11300. PATCHY
FOG. WAVES 1 TO 2 FEET.

SUPERIOR SOUTH CENTRAL 11500 11400 14300 12200. PATCHY FOG EARLY AND
FRIDAY. WAVES 1 FOOT OR LESS.

SUPERIOR EAST 11610 12600 11400 11300 13200. PATCHY FOG. WAVES
1 FOOT OR LESS.

$$

JS





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