Great Lakes Forecast
Issued by NWS

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FZUS63 KMQT 272010
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
410 PM EDT SAT AUG 27 2016

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...WEAK LOW PRESSURE OF 30.0 INCHES OVER UPPER
MICHIGAN WILL MOVE OUT OF THE AREA LATE THIS EVENING AND INTO
SOUTHERN QUEBEC ON SUNDAY AS HIGH PRESSURE OF 30.1 INCHES BUILDS
OVER THE UPPER GREAT LAKES. THE HIGH WILL SHIFT TO THE LOWER GREAT
LAKES ON MONDAY AS A 29.7 INCH LOW PRESSURE TRACKS ACROSS NORTHERN
ONTARIO. THE LOW WILL SWING A WEAK 29.9 INCH TROUGH OVER THE UPPER
GREAT LAKES LATE MONDAY NIGHT AND TUESDAY BEFORE A 30.3 INCH RIDGE
BUILDS SOUTHEASTWARD FROM NORTHERN ONTARIO ON WEDNESDAY. THE RIDGE
WILL REMAIN OVER THE UPPER GREAT LAKES THROUGH THE END OF THE WEEK.

LSZ162-280415-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
410 PM EDT SAT AUG 27 2016 /310 PM CDT SAT AUG 27 2016/

.LATE THIS AFTERNOON...NORTHEAST WINDS 5 TO 15 KNOTS. A CHANCE OF
SHOWERS. WAVES CALM TO 2 FEET.
.TONIGHT...NORTHEAST WINDS 5 TO 15 KNOTS BACKING NORTHWEST AFTER
MIDNIGHT. PATCHY FOG. A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTHWEST WINDS 5 TO 15 KNOTS. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...EAST WINDS 5 TO 15 KNOTS DIMINISHING TO LESS THAN
10 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES CALM TO 2 FEET.
.MONDAY...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST BY MID
AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO
2 FEET.
.MONDAY NIGHT...WEST WINDS 5 TO 15 KNOTS VEERING NORTHWEST AFTER
MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH MIDNIGHT.
WAVES CALM TO 2 FEET.
.TUESDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS VEERING NORTH
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST. WAVES
CALM TO 2 FEET.
.THURSDAY...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 10 TO
20 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ263-280415-
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-
410 PM EDT SAT AUG 27 2016

.LATE THIS AFTERNOON...EAST WINDS 5 TO 15 KNOTS. A CHANCE OF
SHOWERS. WAVES CALM TO 2 FEET.
.TONIGHT...EAST WINDS 5 TO 15 KNOTS VEERING WEST AFTER MIDNIGHT.
PATCHY FOG. A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SUNDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS. A CHANCE OF
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES CALM TO
2 FEET.
.MONDAY...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST BY MID
AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO
2 FEET.
.MONDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING NORTHWEST
10 TO 20 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.TUESDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING NORTH
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 5 TO 15 KNOTS VEERING EAST. WAVES CALM
TO 2 FEET.
.THURSDAY...EAST WINDS 10 TO 20 KNOTS VEERING SOUTHEAST. WAVES
CALM TO 2 FEET.

$$

LSZ264-280415-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
410 PM EDT SAT AUG 27 2016

.LATE THIS AFTERNOON...SOUTHEAST WINDS 10 TO 20 KNOTS. A SLIGHT
CHANCE OF SHOWERS. WAVES CALM TO 2 FEET.
.TONIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS BACKING EAST AFTER
MIDNIGHT. PATCHY FOG. A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SUNDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST
10 TO 20 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.MONDAY...SOUTHEAST WINDS 10 TO 20 KNOTS BECOMING SOUTH 5 TO
15 KNOTS BY MID AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES CALM TO 2 FEET.
.MONDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST AFTER
MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH MIDNIGHT.
WAVES CALM TO 2 FEET.
.TUESDAY...NORTHWEST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS VEERING NORTH
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHEAST 5 TO
15 KNOTS. WAVES CALM TO 2 FEET.
.THURSDAY...EAST WINDS 10 TO 20 KNOTS VEERING SOUTHEAST. WAVES
CALM TO 2 FEET.

$$

LSZ265-280415-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
410 PM EDT SAT AUG 27 2016

.LATE THIS AFTERNOON...EAST WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE
OF SHOWERS. WAVES CALM TO 2 FEET BUILDING TO 1 TO 3 FEET.
.TONIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTHWEST AFTER
MIDNIGHT. PATCHY FOG. A SLIGHT CHANCE OF SHOWERS. WAVES SUBSIDING
TO CALM TO 2 FEET.
.SUNDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHEAST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.MONDAY...SOUTH WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS. A
CHANCE OF THUNDERSTORMS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST 10 TO
20 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES CALM TO 2 FEET.
.TUESDAY...NORTHWEST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS VEERING NORTH
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.THURSDAY...NORTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTHEAST.
WAVES CALM TO 2 FEET.

$$

LSZ266-280415-
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-
410 PM EDT SAT AUG 27 2016

.LATE THIS AFTERNOON...EAST WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE
OF SHOWERS. WAVES CALM TO 2 FEET.
.TONIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING WEST LESS THAN
10 KNOTS AFTER MIDNIGHT. PATCHY FOG. A SLIGHT CHANCE OF SHOWERS.
A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES CALM TO
2 FEET.
.SUNDAY...WEST WINDS 5 TO 15 KNOTS. PATCHY FOG THROUGH EARLY
AFTERNOON. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS LESS THAN 10 KNOTS INCREASING TO
5 TO 15 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.MONDAY...SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES BUILDING TO 1 TO 3 FEET.
.MONDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS VEERING WEST AFTER
MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES SUBSIDING
TO CALM TO 2 FEET.
.TUESDAY...NORTHWEST WINDS 10 TO 20 KNOTS. WAVES BUILDING TO 1 TO
3 FEET.
.TUESDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS VEERING NORTH
AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.THURSDAY...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST. WAVES
CALM TO 2 FEET.

$$

LSZ267-280415-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
410 PM EDT SAT AUG 27 2016

.LATE THIS AFTERNOON...EAST WINDS 5 TO 15 KNOTS. A SLIGHT CHANCE
OF SHOWERS. WAVES CALM TO 2 FEET.
.TONIGHT...EAST WINDS 5 TO 15 KNOTS BACKING NORTHWEST AFTER
MIDNIGHT. AREAS OF FOG. A CHANCE OF SHOWERS. WAVES CALM TO
2 FEET.
.SUNDAY...NORTHWEST WINDS 5 TO 15 KNOTS BACKING WEST BY MID
AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON. WAVES CALM TO
2 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS LESS THAN 10 KNOTS BACKING
SOUTHEAST AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.MONDAY...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTH 10 TO
20 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. A CHANCE OF THUNDERSTORMS THROUGH MIDNIGHT.
SHOWERS LIKELY. THUNDERSTORMS LIKELY AFTER MIDNIGHT. WAVES CALM
TO 2 FEET.
.TUESDAY...WEST WINDS 10 TO 20 KNOTS BECOMING NORTHWEST 15 TO
25 KNOTS BY MID AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET.
.TUESDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING NORTH
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.THURSDAY...NORTH WINDS 10 TO 20 KNOTS VEERING EAST. WAVES CALM
TO 2 FEET.

$$

LSZ261-280415-
MAFOR 2721/
SUPERIOR WEST 12110 11810 12700 11600 12500. PATCHY FOG THROUGH MID
MORNING SUNDAY. CHANCE OF SHOWERS THIS EVENING...THEN CHANCE OF
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS TONIGHT. WAVES 2 FEET OR
LESS.

SUPERIOR NORTH CENTRAL 13310 11300 11100 11700 11600 11610.
PATCHY FOG FROM LATE EVENING THROUGH LATE SUNDAY MORNING. CHANCE OF
SHOWERS LATE THIS EVENING. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS OVERNIGHT. WAVES 2 FEET OR LESS.

SUPERIOR SOUTH CENTRAL 11220 11320 11310 11400 11500 11610 12600.
PATCHY FOG THROUGH MID MORNING SUNDAY. WAVES 1 TO 3 FEET TONIGHT.
WAVES 2 FEET OR LESS SUNDAY.

SUPERIOR EAST 13210 11100 11603 11600 11700 11600. PATCHY FOG
OVERNIGHT THROUGH LATE SUNDAY MORNING. CHANCE OF SHOWERS FROM LATE
EVENING ON TONIGHT. WAVES 2 FEET OR LESS.

$$

RJT



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