Great Lakes Forecast
Issued by NWS

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641
FZUS63 KMQT 270211
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
1011 PM EDT TUE JUL 26 2016

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...HIGH PRESSURE OF 30.0 INCHES CENTERED OVER NORTHERN
ILLINOIS WILL SLIDE EASTWARD OVER THE LOWER GREAT LAKES TONIGHT.
MEANWHILE...A 29.9 INCH LOW PRESSURE TROUGH EXTENDING FROM NORTHERN
ONTARIO TO CENTRAL MINNESOTA WILL CROSS LAKE SUPERIOR TONIGHT AND
REACH THE LOWER GREAT LAKES WEDNESDAY EVENING. IN ITS WAKE...A 30.2
INCH HIGH PRESSURE WILL BUILD OVER NORTHERN ONTARIO AND THE UPPER
GREAT LAKES WEDNESDAY AFTERNOON THROUGH FRIDAY. THE HIGH WILL SLIDE
OVER JAMES BAY AND NORTHERN QUEBEC ON SATURDAY WITH A 30.1 INCH RIDGE
REMAINING OVER LAKE SUPERIOR THROUGH SUNDAY.

LSZ162-271015-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
1011 PM EDT TUE JUL 26 2016 /911 PM CDT TUE JUL 26 2016/

.REST OF TONIGHT...NORTHWEST WINDS 5 TO 15 KNOTS VEERING NORTH
AFTER MIDNIGHT. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST BY MID
AFTERNOON. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH
EARLY AFTERNOON. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.THURSDAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.FRIDAY THROUGH SATURDAY...EAST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2
FEET.
.SUNDAY...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH. WAVES CALM
TO 2 FEET.

$$

LSZ263-271015-
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 PM EDT TUE JUL 26 2016

.REST OF TONIGHT...WEST WINDS 5 TO 15 KNOTS VEERING NORTH AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY THROUGH THURSDAY...NORTHEAST WINDS 5 TO 15 KNOTS. WAVES
CALM TO 2 FEET.
.THURSDAY NIGHT...EAST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.FRIDAY...EAST WINDS 5 TO 15 KNOTS BACKING NORTHEAST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH. WAVES
CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ264-271015-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
1011 PM EDT TUE JUL 26 2016

.REST OF TONIGHT...WEST WINDS 5 TO 15 KNOTS VEERING NORTH AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS LESS THAN 10 KNOTS BECOMING
NORTH 5 TO 15 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.THURSDAY...NORTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS VEERING NORTH
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...NORTH WINDS 5 TO 15 KNOTS VEERING SOUTH BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTH AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ265-271015-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
1011 PM EDT TUE JUL 26 2016

.REST OF TONIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING
NORTHWEST AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS VEERING NORTH
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.THURSDAY...NORTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.FRIDAY...NORTH WINDS 5 TO 15 KNOTS VEERING NORTHEAST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...EAST WINDS 5 TO 15 KNOTS VEERING SOUTH AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.SATURDAY...EAST WINDS 5 TO 15 KNOTS VEERING SOUTH. WAVES CALM TO
2 FEET.
.SUNDAY...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH. WAVES CALM
TO 2 FEET.

$$

LSZ266-271015-
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 PM EDT TUE JUL 26 2016

.REST OF TONIGHT...SOUTHWEST WINDS LESS THAN 10 KNOTS BECOMING
NORTHWEST 5 TO 15 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS VEERING NORTH
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.THURSDAY...NORTHEAST WINDS 10 TO 20 KNOTS BECOMING NORTH 5 TO
15 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.FRIDAY...NORTHEAST WINDS 5 TO 15 KNOTS BACKING NORTH BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS VEERING SOUTH AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH. WAVES
CALM TO 2 FEET.
.SUNDAY...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH. WAVES CALM
TO 2 FEET.

$$

LSZ267-271015-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
1011 PM EDT TUE JUL 26 2016

.REST OF TONIGHT...EAST WINDS LESS THAN 10 KNOTS BECOMING NORTH
5 TO 15 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 5 TO 15 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING NORTH
5 TO 15 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.THURSDAY...NORTHEAST WINDS 5 TO 15 KNOTS BECOMING NORTH 10 TO
20 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS VEERING NORTHEAST
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...NORTHEAST WINDS 5 TO 15 KNOTS BACKING NORTH BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS BECOMING EAST 5 TO
15 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.SATURDAY...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST. WAVES
CALM TO 2 FEET.
.SUNDAY...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH. WAVES CALM
TO 2 FEET.

$$
LSZ261-271015-
MAFOR 2703/
SUPERIOR WEST 11700 11800 13110 12210 11100. WAVES 2 FEET OR
LESS.

SUPERIOR NORTH CENTRAL 11600 13810 12800 12700. WAVES 2 FEET OR
LESS.

SUPERIOR SOUTH CENTRAL 11500 11700 11800 11810 11110 13800. WAVES
2 FEET OR LESS.

SUPERIOR EAST 11500 11700 13800 12710 11700. WAVES 2 FEET OR
LESS.

$$

JS



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