000
FZUS63 KMQT 121358
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
958 AM EDT SUN MAY 12 2013

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...29.5 INCH LOW PRESSURE OVER FAR SOUTHWEST QUEBEC WILL
LIFT INTO NORTHERN QUEBEC TONIGHT AS 30.2 INCH HIGH PRESSURE ACROSS
THE ENTIRE MISSISSIPPI VALLEY DRIFTS EASTWARD THROUGH MONDAY. LOW
PRESSURE OF 29.3 INCHES OVER SOUTH CENTRAL CANADA ON TUESDAY WILL
THEN DEEPEN TO 29.1 INCHES AS IT LIFTS NORTHEAST TO NORTHERN ONTARIO
TUESDAY NIGHT. THIS LOW WILL PUSH A 29.4 INCH TROUGH INTO THE UPPER
GREAT LAKES TUESDAY NIGHT AND WEDNESDAY. BEHIND THE TROUGH...A 29.9
RIDGE WILL BUILD OVER THE REGION WEDNESDAY NIGHT INTO THURSDAY.

LSZ162-122200-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
958 AM EDT SUN MAY 12 2013 /858 AM CDT SUN MAY 12 2013/

.REST OF TODAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST
5 TO 15 KNOTS BY MID AFTERNOON. WAVES 3 TO 5 FEET SUBSIDING TO
CALM TO 2 FEET.
.TONIGHT...NORTHWEST WINDS 5 TO 15 KNOTS BACKING WEST AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.MONDAY...SOUTH WINDS 5 TO 15 KNOTS BACKING SOUTHEAST BY MID
AFTERNOON. A SLIGHT CHANCE OF RAIN SHOWERS. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTH LESS
THAN 10 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS
THROUGH MIDNIGHT. WAVES CALM TO 2 FEET.
.TUESDAY...EAST WINDS 5 TO 15 KNOTS. A CHANCE OF RAIN SHOWERS. A
CHANCE OF THUNDERSTORMS BY MID AFTERNOON. WAVES BUILDING TO 1 TO
3 FEET.
.TUESDAY NIGHT...EAST WINDS 5 TO 15 KNOTS VEERING WEST AFTER
MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES SUBSIDING
TO CALM TO 2 FEET.
.WEDNESDAY...WEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. WAVES CALM TO 2 FEET.
.THURSDAY...WEST WINDS 5 TO 15 KNOTS DIMINISHING TO LESS THAN
10 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ263-122200-
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-
958 AM EDT SUN MAY 12 2013

.REST OF TODAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST
10 TO 20 KNOTS BY MID AFTERNOON. WAVES 4 TO 7 FEET SUBSIDING TO
CALM TO 2 FEET.
.TONIGHT...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.MONDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTH BY MID
AFTERNOON. A SLIGHT CHANCE OF RAIN SHOWERS BY MID AFTERNOON.
WAVES CALM TO 2 FEET.
.MONDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS. A SLIGHT CHANCE OF
RAIN SHOWERS THROUGH MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET...
THEN SUBSIDING TO CALM TO 2 FEET.
.TUESDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 10 TO
20 KNOTS BY MID AFTERNOON. A CHANCE OF RAIN SHOWERS. A CHANCE OF
THUNDERSTORMS BY MID AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. RAIN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS.
WAVES BUILDING TO 4 TO 7 FEET...THEN SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY...WEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM
TO 2 FEET...THEN BUILDING TO 2 TO 4 FEET.
.THURSDAY...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ264-122200-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
958 AM EDT SUN MAY 12 2013

...GALE WARNING IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON...

.REST OF TODAY...NORTH GALES TO 35 KNOTS BECOMING NORTHWEST 15 TO
25 KNOTS BY MID AFTERNOON. WAVES 7 TO 10 FEET SUBSIDING TO 4 TO
7 FEET.
.TONIGHT...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
.MONDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTH BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN SHOWERS THROUGH
MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET.
.TUESDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 10 TO
20 KNOTS BY MID AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS
BY MID AFTERNOON. WAVES SUBSIDING TO 1 TO 3 FEET...THEN BUILDING
TO 2 TO 4 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 15 TO 25 KNOTS VEERING SOUTH
AFTER MIDNIGHT. RAIN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS.
WAVES BUILDING TO 4 TO 7 FEET.
.WEDNESDAY...WEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM
TO 2 FEET...THEN BUILDING TO 2 TO 4 FEET.
.THURSDAY...WEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET.

$$

LSZ265-122200-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
958 AM EDT SUN MAY 12 2013

...GALE WARNING IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON...

.REST OF TODAY...NORTHWEST GALES TO 35 KNOTS DIMINISHING TO 20 TO
30 KNOTS BY MID AFTERNOON. WAVES 7 TO 10 FEET SUBSIDING TO 5 TO 8
FEET.
.TONIGHT...NORTHWEST WINDS 10 TO 20 KNOTS BACKING WEST AFTER
MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET.
.MONDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHEAST BY MID
AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.MONDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS. A CHANCE OF RAIN
SHOWERS. WAVES BUILDING TO 1 TO 3 FEET.
.TUESDAY...SOUTH WINDS 5 TO 15 KNOTS BACKING SOUTHEAST BY MID
AFTERNOON. A CHANCE OF RAIN SHOWERS BY MID AFTERNOON. WAVES
SUBSIDING TO CALM TO 2 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH
AFTER MIDNIGHT. RAIN SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WAVES BUILDING TO 3 TO 5 FEET...THEN SUBSIDING TO
1 TO 3 FEET.
.WEDNESDAY...WEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM
TO 2 FEET.
.THURSDAY...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ266-122200-
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-
958 AM EDT SUN MAY 12 2013

...GALE WARNING IN EFFECT UNTIL 6 PM EDT THIS EVENING...

.REST OF TODAY...NORTHWEST GALES TO 40 KNOTS. WAVES 10 TO 13 FEET
SUBSIDING TO 8 TO 12 FEET.
.TONIGHT...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 3 TO 5 FEET.
.MONDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTH BY MID
AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.MONDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN SHOWERS. WAVES BUILDING
TO 2 TO 4 FEET.
.TUESDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 10 TO
20 KNOTS BY MID AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS
BY MID AFTERNOON. WAVES SUBSIDING TO 1 TO 3 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 15 TO 25 KNOTS BECOMING SOUTH
10 TO 20 KNOTS AFTER MIDNIGHT. RAIN SHOWERS LIKELY AND A CHANCE
OF THUNDERSTORMS. WAVES BUILDING TO 4 TO 7 FEET.
.WEDNESDAY...WEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM
TO 2 FEET...THEN BUILDING TO 2 TO 4 FEET.
.THURSDAY...WEST WINDS 5 TO 15 KNOTS. WAVES SUBSIDING TO CALM TO
2 FEET.

$$

LSZ267-122200-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
958 AM EDT SUN MAY 12 2013

...GALE WARNING IN EFFECT UNTIL 6 PM EDT THIS EVENING...

.REST OF TODAY...NORTHWEST GALES TO 40 KNOTS. ISOLATED SNOW
SHOWERS THROUGH NOON. WAVES 9 TO 13 FEET.
.TONIGHT...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 3 TO 5 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTH
10 TO 20 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN SHOWERS. WAVES
BUILDING TO 2 TO 4 FEET.
.TUESDAY...SOUTHEAST WINDS 5 TO 15 KNOTS. WAVES SUBSIDING TO 1 TO
3 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 15 TO 25 KNOTS. RAIN SHOWERS
LIKELY. WAVES BUILDING TO 3 TO 5 FEET...THEN SUBSIDING TO 2 TO
4 FEET.
.WEDNESDAY...WEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO
1 TO 3 FEET.
.THURSDAY...WEST WINDS 5 TO 15 KNOTS. WAVES SUBSIDING TO CALM TO
2 FEET.

$$
LSZ261-122200-
MAFOR 1215/
SUPERIOR WEST 11720 13610 12700 11600 11510. WAVES 2 TO 4 FEET THIS
MORNING SUBSIDING TO 2 FEET OR LESS THIS AFTERNOON THROUGH MONDAY
MORNING.

SUPERIOR NORTH CENTRAL...GALE WARNING IN EFFECT...11740 19750 11740
11730 12720 11710 12610. WAVES 7 TO 10 FEET SUBSIDING TO 5 TO 8 FEET
THIS AFTERNOON. WAVES SUBSIDING TO 1 TO 3 FEET TONIGHT AND MONDAY
MORNING.

SUPERIOR SOUTH CENTRAL...GALE WARNING IN EFFECT...12750 11740 11730
11720 11620 12610. WAVES 9 TO 12 FEET THIS AFTERNOON SUBSIDING TO 3
TO 5 FEET TONIGHT. WAVES SUBSIDING TO 1 TO 3 FEET MONDAY MORNING.

SUPERIOR EAST...GALE WARNING IN EFFECT...13750 11740 11730 13720.
WAVES 10 TO 13 FEET THIS AFTERNOON SUBSIDING TO 4 TO 6 FEET TONIGHT.
WAVES SUBSIDING TO 2 TO 4 FEET MONDAY MORNING.

$$

KLUBER