Great Lakes Forecast
Issued by NWS

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000
FZUS63 KMQT 281347
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
947 AM EDT SUN JUN 28 2015

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A LOW PRESSURE TROUGH AVERAGING 29.7 INCHES WILL DEVELOP
OVER THE UPPER GREAT LAKES AND UPPER MIDWEST TODAY. AS THIS TROUGH
SINKS INTO THE LOWER GREAT LAKES MONDAY...LOOK FOR ANOTHER 29.7 INCH
LOW PRESSURE TROUGH TO DROP THROUGH ONTARIO AND INTO THE UPPER GREAT
LAKES. A 30.0 INCH HIGH PRESSURE OVER CENTRAL CANADA WILL THEN BUILD
BACK INTO THE GREAT LAKES AND PERSIST THROUGH THURSDAY.

LSZ162-282200-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
947 AM EDT SUN JUN 28 2015

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

$$

LSZ263-282200-
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-
947 AM EDT SUN JUN 28 2015

.REST OF TODAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTH
LESS THAN 10 KNOTS BY MID AFTERNOON. ISOLATED SHOWERS AND
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.TONIGHT...SOUTH WINDS LESS THAN 10 KNOTS BECOMING SOUTHWEST 5 TO
15 KNOTS AFTER MIDNIGHT. PATCHY FOG. SCATTERED SHOWERS AND
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.MONDAY...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST BY MID
AFTERNOON. PATCHY FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES CALM TO 2 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS VEERING NORTH AFTER
MIDNIGHT. PATCHY FOG. A SLIGHT CHANCE OF THUNDERSTORMS THROUGH
MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS. WAVES CALM TO 2 FEET.
.TUESDAY...NORTHEAST WINDS 10 TO 20 KNOTS BECOMING NORTH 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...NORTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH. WAVES
CALM TO 2 FEET.
.THURSDAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ264-282200-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
947 AM EDT SUN JUN 28 2015

.REST OF TODAY...SOUTH WINDS LESS THAN 10 KNOTS INCREASING TO
5 TO 15 KNOTS BY MID AFTERNOON. PATCHY FOG. ISOLATED SHOWERS AND
THUNDERSTORMS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST AFTER
MIDNIGHT. PATCHY FOG. SCATTERED SHOWERS AND THUNDERSTORMS. WAVES
CALM TO 2 FEET.
.MONDAY...SOUTHWEST WINDS 5 TO 15 KNOTS. PATCHY FOG. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...WEST WINDS 5 TO 15 KNOTS BECOMING NORTH 10 TO
20 KNOTS AFTER MIDNIGHT. PATCHY FOG. A SLIGHT CHANCE OF
THUNDERSTORMS THROUGH MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS.
WAVES CALM TO 2 FEET.
.TUESDAY...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 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...NORTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTHWEST.
WAVES CALM TO 2 FEET.
.THURSDAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ265-282200-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
947 AM EDT SUN JUN 28 2015

.REST OF TODAY...SOUTHEAST WINDS LESS THAN 10 KNOTS BECOMING EAST
5 TO 15 KNOTS BY MID AFTERNOON. ISOLATED SHOWERS AND
THUNDERSTORMS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST AFTER
MIDNIGHT. SCATTERED SHOWERS AND THUNDERSTORMS. WAVES CALM TO
2 FEET.
.MONDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTH LESS THAN
10 KNOTS BY MID AFTERNOON. PATCHY FOG. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...NORTHWEST WINDS LESS THAN 10 KNOTS BECOMING NORTH
5 TO 15 KNOTS AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF
THUNDERSTORMS THROUGH MIDNIGHT. A CHANCE OF SHOWERS. WAVES CALM
TO 2 FEET.
.TUESDAY...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON.
WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 5 TO 15 KNOTS VEERING SOUTH. WAVES CALM
TO 2 FEET.
.THURSDAY...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH. WAVES
CALM TO 2 FEET.

$$

LSZ266-282200-
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-
947 AM EDT SUN JUN 28 2015

.REST OF TODAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING EAST LESS
THAN 10 KNOTS BY MID AFTERNOON. ISOLATED SHOWERS AND
THUNDERSTORMS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
AFTER MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. ISOLATED SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.MONDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTH BY MID
AFTERNOON. PATCHY FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES CALM TO 2 FEET.
.MONDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING NORTH AFTER
MIDNIGHT. PATCHY FOG. A CHANCE OF THUNDERSTORMS THROUGH MIDNIGHT.
A CHANCE OF RAIN SHOWERS. WAVES CALM TO 2 FEET.
.TUESDAY...NORTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
BY MID AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON. WAVES CALM
TO 2 FEET.
.TUESDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 5 TO 15 KNOTS BACKING NORTHWEST. WAVES
CALM TO 2 FEET.
.THURSDAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ267-282200-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
947 AM EDT SUN JUN 28 2015

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

$$
LSZ261-282200-
MAFOR 2815/
SUPERIOR WEST 12400 12300 11400 13500. SCATTERED SHOWERS AND
THUNDERSTORMS THROUGH MONDAY MORNING. PATCHY FOG TONIGHT AND MONDAY
MORNING. WAVES 1 FOOT OR LESS.

SUPERIOR NORTH CENTRAL 14400 11400 12500 11510. PATCHY FOG THROUGH
MONDAY MORNING. CHANCE OF SHOWERS AND THUNDERSTORMS MONDAY MORNING.
WAVES 1 FOOT OR LESS.

SUPERIOR SOUTH CENTRAL 11300 12200 11300 12400 12500. PATCHY FOG
LATE TONIGHT AND MONDAY MORNING. CHANCE OF SHOWERS AND THUNDERSTORMS
MONDAY MORNING. WAVES 1 FOOT OR LESS.

SUPERIOR EAST 12300 12200 11400 13500. WAVES 1 FOOT OR LESS.

$$

MZ


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