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000
FZUS63 KMQT 191315
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
915 AM EDT WED JUN 19 2013

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...30.2 INCH HIGH PRESSURE CENTERED OVER LAKE HURON WILL
CONTINUE TO SINK SOUTHEASTWARD...AS A 29.7 INCH LOW PRESSURE SYSTEM
OVER NORTHERN ONTARIO SWINGS INTO QUEBEC. A 30.3 INCH TROUGH
EXTENDING FROM THE CANADIAN LOW WILL DRIFT ACROSS LAKE SUPERIOR LATE
TONIGHT INTO THURSDAY. THE TROUGH OF LOW PRESSURE SHOULD STRENGTHEN
TO 30.1 INCHES THURSDAY NIGHT THROUGH SATURDAY...AS 30.2 INCH HIGH
PRESSURE PUSHES ACROSS ONTARIO...AND AN ELONGATED AREA OF 29.7 INCH
LOW PRESSURE ORGANIZES ACROSS THE NORTHERN AND CENTRAL PLAINS. THE
TROUGH WILL FURTHER DEEPEN TO 29.8 INCHES OVER LAKE SUPERIOR ON
SUNDAY AS THE MAIN AREA OF LOW PRESSURE PUSHES NORTHWARD THROUGH THE
DAKOTAS AND INTO SOUTH CENTRAL CANADA.

LSZ162-192115-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
915 AM EDT WED JUN 19 2013 /815 AM CDT WED JUN 19 2013/

.REST OF TODAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST AFTER
MIDNIGHT. PATCHY FOG. ISOLATED SHOWERS AND THUNDERSTORMS. WAVES
CALM TO 2 FEET.
.THURSDAY...SOUTH WINDS LESS THAN 10 KNOTS BECOMING EAST 5 TO
15 KNOTS BY MID AFTERNOON. PATCHY FOG. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST
AFTER MIDNIGHT. PATCHY FOG. SHOWERS AND THUNDERSTORMS LIKELY.
WAVES CALM TO 2 FEET.
.FRIDAY...EAST WINDS 5 TO 15 KNOTS. PATCHY FOG. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SATURDAY...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. PATCHY FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST. PATCHY
FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.

$$

LSZ263-192115-
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-
915 AM EDT WED JUN 19 2013

.REST OF TODAY...SOUTHWEST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST AFTER
MIDNIGHT. SCATTERED RAIN SHOWERS AND ISOLATED THUNDERSTORMS.
PATCHY FOG AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.THURSDAY...SOUTHWEST WINDS LESS THAN 10 KNOTS BECOMING EAST 5 TO
15 KNOTS BY MID AFTERNOON. PATCHY FOG. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...EAST WINDS 5 TO 15 KNOTS. PATCHY FOG. SHOWERS
AND THUNDERSTORMS LIKELY. WAVES CALM TO 2 FEET.
.FRIDAY...EAST WINDS 5 TO 15 KNOTS. PATCHY FOG. SHOWERS AND
THUNDERSTORMS LIKELY THROUGH EARLY AFTERNOON. A CHANCE OF SHOWERS
AND THUNDERSTORMS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS. PATCHY FOG. WAVES
CALM TO 2 FEET.
.SATURDAY...EAST WINDS 5 TO 15 KNOTS. PATCHY FOG. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST. PATCHY
FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.

$$

LSZ264-192115-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
915 AM EDT WED JUN 19 2013

.REST OF TODAY...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTH BY
MID AFTERNOON. WAVES CALM TO 2 FEET.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST AFTER
MIDNIGHT. SCATTERED RAIN SHOWERS AND ISOLATED THUNDERSTORMS.
PATCHY FOG AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.THURSDAY...WEST WINDS 5 TO 15 KNOTS BACKING EAST BY MID
AFTERNOON. PATCHY FOG. A SLIGHT CHANCE OF RAIN SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...EAST WINDS 5 TO 15 KNOTS. PATCHY FOG. A CHANCE
OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTHEAST WINDS 5 TO 15 KNOTS. PATCHY FOG. SHOWERS AND
THUNDERSTORMS LIKELY THROUGH EARLY AFTERNOON. A CHANCE OF SHOWERS
AND THUNDERSTORMS BY MID AFTERNOON. WAVES BUILDING TO 1 TO
3 FEET.
.FRIDAY NIGHT...EAST WINDS 5 TO 15 KNOTS BACKING NORTHEAST AFTER
MIDNIGHT. PATCHY FOG. WAVES SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...EAST WINDS 5 TO 15 KNOTS. PATCHY FOG. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 5 TO 15 KNOTS. PATCHY FOG. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.

$$

LSZ265-192115-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
915 AM EDT WED JUN 19 2013

.REST OF TODAY...SOUTH WINDS 5 TO 15 KNOTS BACKING SOUTHEAST BY
MID AFTERNOON. WAVES CALM TO 2 FEET.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST 10 TO
20 KNOTS AFTER MIDNIGHT. SCATTERED SHOWERS. ISOLATED
THUNDERSTORMS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.THURSDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING EAST BY MID
AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS. PATCHY FOG BY
MID AFTERNOON. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST
AFTER MIDNIGHT. PATCHY FOG. SHOWERS AND THUNDERSTORMS LIKELY.
WAVES CALM TO 2 FEET.
.FRIDAY...SOUTHEAST WINDS 5 TO 15 KNOTS. PATCHY FOG. SHOWERS AND
THUNDERSTORMS LIKELY THROUGH EARLY AFTERNOON. A CHANCE OF SHOWERS
AND THUNDERSTORMS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST LESS
THAN 10 KNOTS AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SATURDAY...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST. PATCHY
FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 5 TO 15 KNOTS. PATCHY FOG. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.

$$

LSZ266-192115-
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-
915 AM EDT WED JUN 19 2013

.REST OF TODAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.TONIGHT...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST AFTER
MIDNIGHT. SCATTERED RAIN SHOWERS AND ISOLATED THUNDERSTORMS AFTER
MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET.
.THURSDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING EAST LESS THAN
10 KNOTS BY MID AFTERNOON. A CHANCE OF RAIN SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. PATCHY FOG BY MID AFTERNOON. WAVES
SUBSIDING TO CALM TO 2 FEET.
.THURSDAY NIGHT...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST
AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. PATCHY FOG. SHOWERS AND
THUNDERSTORMS LIKELY THROUGH EARLY AFTERNOON. A CHANCE OF SHOWERS
AND THUNDERSTORMS BY MID AFTERNOON. WAVES BUILDING TO 1 TO
3 FEET.
.FRIDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST
LESS THAN 10 KNOTS AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST. PATCHY
FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS. PATCHY FOG. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.

$$

LSZ267-192115-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
915 AM EDT WED JUN 19 2013

.REST OF TODAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.TONIGHT...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST AFTER
MIDNIGHT. SCATTERED RAIN SHOWERS AND ISOLATED THUNDERSTORMS AFTER
MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET.
.THURSDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST LESS
THAN 10 KNOTS BY MID AFTERNOON. A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. WAVES SUBSIDING TO CALM TO
2 FEET.
.THURSDAY NIGHT...EAST WINDS LESS THAN 10 KNOTS BECOMING
SOUTHEAST 5 TO 15 KNOTS AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. PATCHY FOG. A CHANCE OF
SHOWERS AND THUNDERSTORMS THROUGH EARLY AFTERNOON. SHOWERS AND
THUNDERSTORMS LIKELY BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS BACKING EAST AFTER
MIDNIGHT. PATCHY FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES CALM TO 2 FEET.
.SATURDAY...EAST WINDS LESS THAN 10 KNOTS BECOMING SOUTHEAST 5 TO
15 KNOTS. PATCHY FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS. PATCHY FOG. A CHANCE OF
SHOWERS AND THUNDERSTORMS. SHOWERS AND THUNDERSTORMS LIKELY.
WAVES CALM TO 2 FEET.

$$
LSZ261-192115-
MAFOR 1915/

SUPERIOR WEST 11500 13400 11410 11510 11500 11400. PATCHY FOG
OVERNIGHT AND THURSDAY. ISOLATED RAIN SHOWERS AND THUNDERSTORMS
TONIGHT. SCATTERED RAIN SHOWERS AND ISOLATED THUNDERSTORMS THURSDAY
MORNING. WAVES 1 FOOT OR LESS.

SUPERIOR NORTH CENTRAL 12510 13410 11510 11610 11600. PATCHY FOG
OVERNIGHT AND THURSDAY. SCATTERED RAIN SHOWERS WITH ISOLATED
THUNDERSTORMS OVERNIGHT AND THURSDAY MORNING. WAVES 2 FEET OR LESS.

SUPERIOR SOUTH CENTRAL 11410 12310 12420 11520 11510 11500. ISOLATED
RAIN SHOWERS AND THUNDERSTORMS OVERNIGHT. SCATTERED RAIN SHOWERS WITH
ISOLATED THUNDERSTORMS THURSDAY MORNING. WAVES 3 FEET OR LESS.

SUPERIOR EAST 13410 11420 11430 11530 11520 11510. ISOLATED RAIN
SHOWERS AND THUNDERSTORMS OVERNIGHT. SCATTERED RAIN SHOWERS WITH
ISOLATED THUNDERSTORMS THURSDAY MORNING. WAVES 2 FEET OR LESS THIS
AFTERNOON. WAVES 1 TO 4 FEET TONIGHT AND THURSDAY MORNING.

$$

MCD