Great Lakes Forecast


522 
FZUS63 KMQT 130709
GLFLS 
OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
309 AM EDT TUE AUG 13 2013
FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR
.SYNOPSIS...HIGH PRESSURE OF 30.2 INCHES FROM MANITOBA INTO THE UPPER
MISSISSIPPI VALLEY WILL BUILD INTO THE WESTERN GREAT LAKES TODAY AND
REMAIN OVER THE GREAT LAKES THROUGH FRIDAY. SATURDAY...THE HIGH WILL
SHIFT TO THE EAST AS A LOW PRESSURE TROUGH AVERAGING 29.7 INCHES
MOVES INTO NORTHWEST ONTARIO AND THE NORTHERN PLAINS.
LSZ162-131515-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
309 AM EDT TUE AUG 13 2013 /209 AM CDT TUE AUG 13 2013/
.EARLY THIS MORNING...NORTHWEST WINDS 5 TO 15 KNOTS. WAVES CALM
TO 2 FEET. 
.TODAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH BY MID
AFTERNOON. WAVES CALM TO 2 FEET. 
.TONIGHT...SOUTH WINDS LESS THAN 10 KNOTS VEERING WEST AFTER
MIDNIGHT. 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 VEERING WEST
AFTER MIDNIGHT. WAVES CALM TO 2 FEET. 
.THURSDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST BY MID
AFTERNOON. WAVES CALM TO 2 FEET. 
.THURSDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTH
LESS THAN 10 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET. 
.FRIDAY...SOUTH WINDS LESS THAN 10 KNOTS BECOMING SOUTHWEST 5 TO
15 KNOTS. WAVES CALM TO 2 FEET. 
.SATURDAY...SOUTHWEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET. 
$$
LSZ263-131515-
LAKE SUPERIOR FROM SAXON HARBOR WI TO UPPER ENTRANCE TO PORTAGE
CANAL MI 5NM OFF SHORE TO THE US/CANADIAN BORDER INCLUDING ISLE
ROYALE NATIONAL PARK-
309 AM EDT TUE AUG 13 2013
.EARLY THIS MORNING...NORTH WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET. 
.TODAY...NORTH WINDS 5 TO 15 KNOTS BACKING WEST BY MID AFTERNOON.
WAVES CALM TO 2 FEET. 
.TONIGHT...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET. 
.WEDNESDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST BY MID
AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET. 
.WEDNESDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST
AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET. 
.THURSDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST BY MID
AFTERNOON. WAVES CALM TO 2 FEET. 
.THURSDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET. 
.FRIDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTH. WAVES CALM
TO 2 FEET. 
.SATURDAY...SOUTHWEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET. 
$$
LSZ264-131515-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
309 AM EDT TUE AUG 13 2013
.EARLY THIS MORNING...NORTH WINDS 10 TO 20 KNOTS. WAVES CALM TO
2 FEET. 
.TODAY...NORTH WINDS 5 TO 15 KNOTS BACKING WEST BY MID AFTERNOON.
WAVES CALM TO 2 FEET. 
.TONIGHT...WEST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET. 
.WEDNESDAY...WEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS BY MID AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET. 
.WEDNESDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. WAVES BUILDING TO
2 TO 4 FEET...THEN SUBSIDING TO 1 TO 3 FEET. 
.THURSDAY...WEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM TO
2 FEET. 
.THURSDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET. 
.FRIDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTH. WAVES CALM
TO 2 FEET. 
.SATURDAY...SOUTHWEST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
$$
LSZ265-131515-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
309 AM EDT TUE AUG 13 2013
.EARLY THIS MORNING...NORTH WINDS 10 TO 20 KNOTS. WAVES 1 TO
3 FEET. 
.TODAY...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS
BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET...THEN
BUILDING TO 1 TO 3 FEET. 
.TONIGHT...NORTHWEST WINDS 10 TO 20 KNOTS BACKING WEST AFTER
MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO
1 TO 3 FEET. 
.WEDNESDAY...WEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET. 
.WEDNESDAY NIGHT...WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET. 
.THURSDAY...WEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET. 
.THURSDAY NIGHT...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST
AFTER MIDNIGHT. WAVES CALM TO 2 FEET. 
.FRIDAY...SOUTH WINDS LESS THAN 10 KNOTS BECOMING SOUTHWEST 5 TO
15 KNOTS. WAVES CALM TO 2 FEET. 
.SATURDAY...SOUTHWEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET. 
$$
LSZ266-131515-
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-
309 AM EDT TUE AUG 13 2013
.EARLY THIS MORNING...NORTH WINDS 10 TO 20 KNOTS. WAVES 1 TO
3 FEET. 
.TODAY...NORTH WINDS 10 TO 20 KNOTS BACKING NORTHWEST BY MID
AFTERNOON. WAVES BUILDING TO 2 TO 4 FEET...THEN SUBSIDING TO 1 TO
3 FEET. 
.TONIGHT...NORTHWEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
1 TO 3 FEET. 
.WEDNESDAY...WEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES 1 TO 3 FEET. 
.WEDNESDAY NIGHT...WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET...THEN
SUBSIDING TO 1 TO 3 FEET. 
.THURSDAY...WEST WINDS 5 TO 15 KNOTS. WAVES SUBSIDING TO 1 TO
3 FEET. 
.THURSDAY NIGHT...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST
AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET. 
.FRIDAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET. 
.SATURDAY...SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS. WAVES BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO CALM
TO 2 FEET. 
$$
LSZ267-131515-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
309 AM EDT TUE AUG 13 2013
.EARLY THIS MORNING...NORTH WINDS 10 TO 20 KNOTS. WAVES 1 TO
3 FEET BUILDING TO 2 TO 4 FEET. 
.TODAY...NORTH WINDS 15 TO 25 KNOTS BACKING NORTHWEST BY MID
AFTERNOON. WAVES SUBSIDING TO 1 TO 3 FEET...THEN BUILDING TO 2 TO
4 FEET. 
.TONIGHT...NORTHWEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
1 TO 3 FEET. 
.WEDNESDAY...NORTHWEST WINDS 10 TO 20 KNOTS BACKING WEST BY MID
AFTERNOON. WAVES 1 TO 3 FEET. 
.WEDNESDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. WAVES BUILDING TO
2 TO 4 FEET. 
.THURSDAY...WEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO 1 TO
3 FEET. 
.THURSDAY NIGHT...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST
AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET. 
.FRIDAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET. 
.SATURDAY...SOUTH WINDS 10 TO 20 KNOTS. WAVES BUILDING TO 1 TO
3 FEET...THEN SUBSIDING TO CALM TO 2 FEET. 
$$
LSZ261-131515-
MAFOR 1309/
SUPERIOR WEST 11810 11110 11210 11310 12400 11500 11600. WAVES 2
FEET OR LESS.
SUPERIOR NORTH CENTRAL 13810 11700 14610. WAVES 1 TO 2 FEET.
SUPERIOR SOUTH CENTRAL 13810 11820 14720. WAVES 1 TO 3 FEET.
SUPERIOR EAST 13820 11720 11730 12720 11710.  WAVES 2 TO 4 FEET. 
$$
JLB