000
FZUS63 KMQT 120147
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
947 PM EDT SAT MAY 11 2013

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...29.5 INCH LOW PRESSURE IN SOUTHERN QUEBEC WILL PUSH A
29.8 INCH TROUGH SOUTHWARD ACROSS LAKE SUPERIOR TONIGHT. IN ITS
WAKE...HIGH PRESSURE OF 30.3 INCHES ACROSS THE NORTHERN AND CENTRAL
PLAINS WILL DRIFT SOUTHEAST TO THE LOWER MISSISSIPPI RIVER VALLEY BY
SUNDAY EVENING AND BUILD A 30.2 INCH RIDGE NORTHWARD OVER THE GREAT
LAKES SUNDAY THROUGH MONDAY. TUESDAY THROUGH WEDNESDAY...BROAD LOW
PRESSURE OF 29.4 INCHES IN SOUTH CENTRAL CANADA WILL MOVE EAST TO
NORTHERN ONTARIO AND PUSH A 29.6 INCH TROUGH INTO THE UPPER GREAT
LAKES BY WEDNESDAY MORNING. A 29.9 INCH TROUGH WILL THEN LINGER NORTH
OF LAKE SUPERIOR THROUGH THURSDAY.

LSZ162-121000-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
947 PM EDT SAT MAY 11 2013 /847 PM CDT SAT MAY 11 2013/

.REST OF TONIGHT...NORTHWEST WINDS 15 TO 25 KNOTS BACKING NORTHWEST
AFTER MIDNIGHT. WAVES 4 TO 7 FEET SUBSIDING TO 3 TO 5 FEET.
.SUNDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...WEST WINDS 5 TO 15 KNOTS DIMINISHING TO LESS THAN
10 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.MONDAY...SOUTH WINDS 5 TO 15 KNOTS BACKING SOUTHEAST BY MID
AFTERNOON. A CHANCE OF RAIN SHOWERS BY MID AFTERNOON. WAVES CALM
TO 2 FEET.
.MONDAY NIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST LESS
THAN 10 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.TUESDAY...EAST WINDS 5 TO 15 KNOTS. A CHANCE OF RAIN SHOWERS.
WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...EAST WINDS 5 TO 15 KNOTS VEERING WEST AFTER
MIDNIGHT. A CHANCE OF RAIN SHOWERS. WAVES CALM TO 2 FEET.
.WEDNESDAY...WEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. WAVES BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO CALM
TO 2 FEET.
.THURSDAY...WEST WINDS 5 TO 15 KNOTS DIMINISHING TO LESS THAN
10 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ263-121000-
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 PM EDT SAT MAY 11 2013

...GALE WARNING IN EFFECT UNTIL 8 AM EDT SUNDAY...

.REST OF TONIGHT...NORTH WINDS 20 TO 30 KNOTS WITH GALE FORCE GUSTS
TO 35 KNOTS. ISOLATED SNOW SHOWERS...POSSIBLY MIXED WITH SLEET.
WAVES 4 TO 7 FEET BUILDING TO 7 TO 10 FEET.
.SUNDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST 10 TO
20 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...WEST WINDS 5 TO 15 KNOTS DIMINISHING TO LESS THAN
10 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.MONDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTHEAST BY MID
AFTERNOON. A SLIGHT CHANCE OF RAIN SHOWERS BY MID AFTERNOON.
WAVES CALM TO 2 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH AFTER
MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO CALM
TO 2 FEET.
.TUESDAY...SOUTHEAST WINDS LESS THAN 10 KNOTS BECOMING EAST 5 TO
15 KNOTS BY MID AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. A CHANCE OF SHOWERS AND 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...THEN BUILDING TO 1 TO 3 FEET.
.THURSDAY...WEST WINDS 5 TO 15 KNOTS DIMINISHING TO LESS THAN
10 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET.

$$

LSZ264-121000-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
947 PM EDT SAT MAY 11 2013

...GALE WARNING IN EFFECT THROUGH SUNDAY AFTERNOON...

.REST OF TONIGHT...NORTH GALES TO 40 KNOTS. SCATTERED SNOW
SHOWERS...POSSIBLY MIXED WITH RAIN AND SLEET THROUGH MIDNIGHT. WAVES
4 TO 7 FEET BUILDING TO 9 TO 12 FEET.
.SUNDAY...NORTH GALES TO 35 KNOTS BECOMING NORTHWEST 15 TO
25 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO 4 TO 7 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS BACKING WEST AFTER
MIDNIGHT. WAVES SUBSIDING TO 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...SOUTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET.
.TUESDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 10 TO
20 KNOTS BY MID AFTERNOON. WAVES BUILDING TO 2 TO 4 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 15 TO 25 KNOTS BECOMING SOUTH
10 TO 20 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN SHOWERS. WAVES
BUILDING TO 4 TO 7 FEET...THEN SUBSIDING TO 3 TO 5 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. 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.

$$

LSZ265-121000-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
947 PM EDT SAT MAY 11 2013

...GALE WARNING IN EFFECT THROUGH SUNDAY AFTERNOON...

.REST OF TONIGHT...NORTHWEST GALES TO 35 KNOTS BECOMING NORTH
GALES TO 40 KNOTS AFTER MIDNIGHT. NUMEROUS SNOW SHOWERS...POSSIBLY
MIXED WITH RAIN AND SLEET THROUGH MIDNIGHT. WAVES 4 TO 7 FEET
BUILDING TO 9 TO 12 FEET.
.SUNDAY...NORTHWEST GALES TO 35 KNOTS DIMINISHING TO 20 TO
30 KNOTS BY MID AFTERNOON. ISOLATED SNOW SHOWERS THROUGH EARLY
AFTERNOON. WAVES SUBSIDING TO 6 TO 9 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
.MONDAY...SOUTH WINDS 5 TO 15 KNOTS BACKING SOUTHEAST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH
AFTER MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET.
.TUESDAY...SOUTH WINDS 5 TO 15 KNOTS BACKING SOUTHEAST BY MID
AFTERNOON. A CHANCE OF RAIN SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH
AFTER MIDNIGHT. A CHANCE OF SHOWERS. WAVES BUILDING TO 2 TO
4 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.

$$

LSZ266-121000-
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 PM EDT SAT MAY 11 2013

...GALE WARNING IN EFFECT THROUGH SUNDAY AFTERNOON...

.REST OF TONIGHT...NORTH GALES TO 45 KNOTS. NUMEROUS SNOW
SHOWERS...POSSIBLY MIXED WITH SLEET AND RAIN SHOWERS THROUGH
MIDNIGHT...THEN SCATTERED SNOW SHOWERS. WAVES 5 TO 8 FEET BUILDING
TO 12 TO 17 FEET.
.SUNDAY...NORTH GALES TO 40 KNOTS BECOMING NORTHWEST GALES TO
35 KNOTS BY MID AFTERNOON. ISOLATED SNOW SHOWERS THROUGH EARLY
AFTERNOON. WAVES SUBSIDING TO 8 TO 11 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 25 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...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH
AFTER MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET.
.TUESDAY...SOUTH WINDS 10 TO 20 KNOTS BACKING SOUTHEAST 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 BECOMING SOUTH
10 TO 20 KNOTS AFTER MIDNIGHT. RAIN SHOWERS LIKELY. WAVES
BUILDING TO 4 TO 7 FEET...THEN SUBSIDING TO 3 TO 5 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.

$$

LSZ267-121000-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
947 PM EDT SAT MAY 11 2013

...GALE WARNING IN EFFECT THROUGH SUNDAY AFTERNOON...

.REST OF TONIGHT...NORTHWEST GALES TO 35 KNOTS BECOMING NORTH
GALES TO 40 KNOTS AFTER MIDNIGHT. NUMEROUS SNOW SHOWERS...POSSIBLY
MIXED WITH RAIN THROUGH MIDNIGHT. WAVES 4 TO 7 FEET BUILDING TO 11
TO 15 FEET.
.SUNDAY...NORTHWEST GALES TO 40 KNOTS. SCATTERED SNOW
SHOWERS...POSSIBLY MIXED WITH RAIN. WAVES SUBSIDING TO 8 TO 11 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 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. WAVES BUILDING TO 1 TO 3 FEET.
.TUESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. WAVES 1 TO 3 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 15 TO 25 KNOTS. RAIN SHOWERS
LIKELY. WAVES BUILDING 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.

$$
LSZ261-121000-
MAFOR 1203/
SUPERIOR WEST...GALE WARNING IN EFFECT...12840 12730 11720 13610.
WAVES 1 TO 6 FEET.

SUPERIOR NORTH CENTRAL...GALE WARNING IN EFFECT...14850 12740 11730
11720. SCATTERED SNOW SHOWERS OVERNIGHT...POSSIBLY MIXED WITH SLEET.
WAVES 8 TO 11 FEET OVERNIGHT AND SUNDAY SUBSIDING TO 2 TO 4 FEET
SUNDAY EVENING.

SUPERIOR SOUTH CENTRAL...GALE WARNING IN EFFECT...11757 11867 11850
13750 11740 11730. SCATTERED SNOW SHOWERS SUNDAY MORNING. WAVES 5 TO
8 FEET BUILDING TO 10 TO 14 FEET OVERNIGHT AND SUNDAY...THEN
SUBSIDING TO 5 TO 8 FEET SUNDAY EVENING.

SUPERIOR EAST...GALE WARNING IN EFFECT...11757 11867 11860 11850
13750 11740. SCATTERED SNOW SHOWERS SUNDAY MORNING. WAVES 10 TO 15
FEET OVERNIGHT AND SUNDAY SUBSIDING TO 8 TO 11 FEET SUNDAY EVENING.

$$

KEC