Great Lakes Forecast
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FZUS63 KMQT 300208
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
1008 PM EDT MON JUN 29 2015

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A LOW PRESSURE TROUGH OF 29.7 INCHES WILL SAG SOUTHWARD
ACROSS LAKE SUPERIOR OVERNIGHT AND THE REST OF THE GREAT LAKES
TUESDAY. A 30.0 INCH AREA OF HIGH PRESSURE OVER CENTRAL CANADA WILL
THEN BUILD INTO THE GREAT LAKES BY TUESDAY AFTERNOON. OUTSIDE OF A
LOW PRESSURE TROUGH OF 29.7 INCHES SKIRTING BY JUST NORTH OF LAKE
SUPERIOR ON FRIDAY...THE HIGH PRESSURE RIDGE WILL PERSIST ACROSS THE
GREAT LAKES INTO SATURDAY.

LSZ162-301015-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
1008 PM EDT MON JUN 29 2015

.REST OF TONIGHT...NORTH WINDS 5 TO 15 KNOTS VEERING NORTHEAST
AFTER MIDNIGHT. PATCHY FOG. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. WAVES CALM TO 2 FEET BUILDING TO 1 TO 3 FEET.
.TUESDAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST BY MID
AFTERNOON. PATCHY FOG. WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...WEST WINDS 5 TO 15 KNOTS DIMINISHING TO LESS
THAN 10 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...EAST WINDS LESS THAN 10 KNOTS INCREASING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS BECOMING EAST
LESS THAN 10 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.THURSDAY...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTHWEST WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ263-301015-
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-
1008 PM EDT MON JUN 29 2015

.REST OF TONIGHT...NORTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. AREAS OF FOG. SCATTERED RAIN SHOWERS AND
ISOLATED THUNDERSTORMS. WAVES CALM TO 2 FEET BUILDING TO 1 TO
3 FEET.
.TUESDAY...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF RAIN SHOWERS
THROUGH EARLY AFTERNOON. PATCHY FOG. WAVES BUILDING TO 2 TO
4 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.TUESDAY NIGHT...WEST WINDS LESS THAN 10 KNOTS VEERING NORTHWEST
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTHEAST WINDS LESS THAN 10 KNOTS. WAVES CALM TO
2 FEET.
.WEDNESDAY NIGHT...EAST WINDS LESS THAN 10 KNOTS VEERING WEST
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.THURSDAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS INCREASING TO
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ264-301015-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
1008 PM EDT MON JUN 29 2015

.REST OF TONIGHT...NORTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. AREAS OF FOG. SCATTERED RAIN SHOWERS AND
ISOLATED THUNDERSTORMS. WAVES CALM TO 2 FEET BUILDING TO 2 TO
4 FEET.
.TUESDAY...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF RAIN SHOWERS
THROUGH EARLY AFTERNOON. PATCHY FOG. WAVES BUILDING TO 3 TO
6 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.TUESDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING NORTH
LESS THAN 10 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTHEAST WINDS LESS THAN 10 KNOTS BACKING WEST BY
MID AFTERNOON. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...WEST WINDS 5 TO 15 KNOTS BECOMING NORTHWEST
LESS THAN 10 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.THURSDAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...WEST WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ265-301015-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
1008 PM EDT MON JUN 29 2015

.REST OF TONIGHT...EAST WINDS LESS THAN 10 KNOTS BECOMING NORTH
10 TO 20 KNOTS AFTER MIDNIGHT. AREAS OF FOG. SCATTERED RAIN
SHOWERS AND ISOLATED THUNDERSTORMS. WAVES CALM TO 2 FEET BUILDING
TO 1 TO 3 FEET.
.TUESDAY...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. PATCHY FOG. A CHANCE OF RAIN SHOWERS.
WAVES BUILDING TO 3 TO 6 FEET...THEN SUBSIDING TO 1 TO 3 FEET.
.TUESDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS. PATCHY FOG. WAVES
SUBSIDING TO CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS LESS THAN 10 KNOTS INCREASING
TO 5 TO 15 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.THURSDAY...SOUTHEAST WINDS LESS THAN 10 KNOTS INCREASING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST. WAVES CALM
TO 2 FEET.
.SATURDAY...EAST WINDS 5 TO 15 KNOTS VEERING SOUTH. WAVES CALM TO
2 FEET.

$$

LSZ266-301015-
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-
1008 PM EDT MON JUN 29 2015

.REST OF TONIGHT...NORTHEAST WINDS LESS THAN 10 KNOTS BECOMING
NORTH 5 TO 15 KNOTS AFTER MIDNIGHT. AREAS OF FOG. SCATTERED RAIN
SHOWERS AND ISOLATED THUNDERSTORMS. WAVES CALM TO 2 FEET BUILDING
TO 3 TO 5 FEET.
.TUESDAY...NORTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
BY MID AFTERNOON. PATCHY FOG. A CHANCE OF RAIN SHOWERS. WAVES
BUILDING TO 3 TO 6 FEET...THEN SUBSIDING TO 2 TO 4 FEET.
.TUESDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS. PATCHY FOG. WAVES
SUBSIDING TO CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 5 TO 15 KNOTS BACKING NORTHWEST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS VEERING NORTH
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.THURSDAY...EAST WINDS LESS THAN 10 KNOTS VEERING SOUTH BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST. WAVES CALM
TO 2 FEET.
.SATURDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTH. WAVES CALM TO
2 FEET.

$$

LSZ267-301015-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
1008 PM EDT MON JUN 29 2015

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

$$
LSZ261-301015-
MAFOR 3003/
SUPERIOR WEST 11800 11110 12120 11110 11300 11500 11600. PATCHY
FOG. SCATTERED SHOWERS WITH ISOLATED THUNDERSTORMS THROUGH
MIDNIGHT...THEN ISOLATED SHOWERS OVERNIGHT. WAVES CALM TO 3 FEET.

SUPERIOR NORTH CENTRAL 11803 12823 11830 11820 11810 11710 11700.
SCATTERED SHOWERS WITH ISOLATED THUNDERSTORMS OVERNIGHT. PATCHY
FOG. WAVES CALM TO 5 FEET.

SUPERIOR SOUTH CENTRAL 11100 11800 11823 11830 11820 11810 12710.
PATCHY FOG. SCATTERED SHOWERS WITH ISOLATED THUNDERSTORMS OVERNIGHT.
CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH LATE TUESDAY
MORNING...THEN CHANCE OF SHOWERS THROUGH TUESDAY AFTERNOON. WAVES 1
FOOT OR LESS OVERNIGHT. WAVES 2 TO 6 FEET TUESDAY.

SUPERIOR EAST 11200 11206 11106 13120 11820 11810. PATCHY FOG.
SCATTERED SHOWERS THROUGH LATE EVENING. ISOLATED THUNDERSTORMS
OVERNIGHT AND TUESDAY MORNING. CHANCE OF SHOWERS TUESDAY. WAVES CALM
TO 4 FEET.

$$

PETRO



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