Great Lakes Forecast
Issued by NWS

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000
FZUS63 KMQT 050107
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
907 PM EDT FRI JUL 4 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A 30.3 INCH HIGH PRESSURE CENTERED OVER SOUTHERN LOWER
MICHIGAN WILL MOVE EAST-SOUTHEAST THROUGH TONIGHT...REACHING THE MID
ATLANTIC STATES ON SATURDAY BEFORE SHIFTING OFF THE EAST COAST ON
SUNDAY. A 29.6 INCH LOW PRESSURE DEVELOPING IN SASKATCHEWAN WILL
MOVE EAST THROUGH MANITOBA ON SATURDAY AND THEN THROUGH NORTHERN
ONTARIO ON SUNDAY. THIS LOW WILL DEEPEN TO 29.4 INCHES SOUTHWEST OF
JAMES BAY LATE SUNDAY NIGHT AND MONDAY MORNING...WHILE DRAGGING A LOW
PRESSURE TROUGH AVERAGING 29.6 INCHES ACROSS LAKE SUPERIOR. A WEAK
29.8 INCH TROUGH WILL REMAIN DRAPED ACROSS NORTHERN AND SOUTHEAST
ONTARIO THROUGH WEDNESDAY AS A 30.0 INCH RIDGE BUILDS OVER THE
NORTHERN HIGH PLAINS.

LSZ162-050915-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
907 PM EDT FRI JUL 4 2014 /807 PM CDT FRI JUL 4 2014/

.REST OF TONIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES CALM
TO 2 FEET.
.SATURDAY...SOUTHWEST WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES BUILDING TO 1 TO 3 FEET...THEN
SUBSIDING TO CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTHWEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS BY MID AFTERNOON. PATCHY FOG. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG. WAVES CALM
TO 2 FEET.
.MONDAY...WEST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...WEST WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS.
WAVES CALM TO 2 FEET.
.TUESDAY...WEST WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS. WAVES
CALM TO 2 FEET.
.WEDNESDAY...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ263-050915-
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-
907 PM EDT FRI JUL 4 2014

.REST OF TONIGHT...SOUTH WINDS 5 TO 15 KNOTS. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTHWEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO
CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS. PATCHY FOG. A
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES BUILDING TO 1 TO
3 FEET.
.SUNDAY...SOUTHWEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS BY MID AFTERNOON. PATCHY FOG. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG. WAVES CALM
TO 2 FEET.
.MONDAY...WEST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.TUESDAY...WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS.
WAVES CALM TO 2 FEET.
.WEDNESDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST. WAVES
CALM TO 2 FEET.

$$

LSZ264-050915-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
907 PM EDT FRI JUL 4 2014

.REST OF TONIGHT...SOUTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST 10 TO
20 KNOTS BY MID AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES SUBSIDING TO CALM TO 2 FEET...THEN BUILDING
TO 1 TO 3 FEET.
.SUNDAY...SOUTHWEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS BY MID AFTERNOON. PATCHY FOG. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FEET.
.SUNDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS THROUGH MIDNIGHT. PATCHY FOG. WAVES SUBSIDING
TO CALM TO 2 FEET.
.MONDAY...WEST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.TUESDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST 10 TO
20 KNOTS. WAVES CALM TO 2 FEET.
.WEDNESDAY...WEST WINDS 10 TO 20 KNOTS BECOMING SOUTHWEST 5 TO
15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ265-050915-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
907 PM EDT FRI JUL 4 2014

.REST OF TONIGHT...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST BY MID
AFTERNOON. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES
CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTHWEST WINDS 10 TO 20 KNOTS. PATCHY FOG. A CHANCE OF
SHOWERS AND THUNDERSTORMS THROUGH EARLY AFTERNOON...THEN SHOWERS AND
THUNDERSTORMS LIKELY. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS THROUGH MIDNIGHT. PATCHY FOG. WAVES CALM TO
2 FEET.
.MONDAY...WEST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.TUESDAY...SOUTH WINDS 5 TO 15 KNOTS VEERING WEST. WAVES CALM TO
2 FEET.
.WEDNESDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST. WAVES
CALM TO 2 FEET.

$$

LSZ266-050915-
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-
907 PM EDT FRI JUL 4 2014

.REST OF TONIGHT...SOUTH WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. WAVES CALM TO 2 FEET
BUILDING TO 1 TO 3 FEET.
.SATURDAY...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FEET.
.SATURDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. PATCHY FOG THROUGH MIDNIGHT. A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 1 TO 3 FEET.
.SUNDAY...SOUTHWEST WINDS 10 TO 20 KNOTS. PATCHY FOG. A CHANCE OF
SHOWERS AND THUNDERSTORMS THROUGH EARLY AFTERNOON...THEN SHOWERS AND
THUNDERSTORMS LIKELY. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG. A CHANCE OF
RAIN SHOWERS. A CHANCE OF THUNDERSTORMS THROUGH MIDNIGHT. WAVES
BUILDING TO 1 TO 3 FEET.
.MONDAY...WEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST BY MID
AFTERNOON. WAVES 1 TO 3 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
.TUESDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST. WAVES CALM
TO 2 FEET.
.WEDNESDAY...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ267-050915-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
907 PM EDT FRI JUL 4 2014

.REST OF TONIGHT...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET BUILDING TO
1 TO 3 FEET.
.SATURDAY...SOUTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS BY MID AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.SATURDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES 1 TO 3 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS. PATCHY FOG. A CHANCE OF
SHOWERS AND THUNDERSTORMS THROUGH EARLY AFTERNOON...THEN SHOWERS
AND THUNDERSTORMS LIKELY. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST AFTER
MIDNIGHT. PATCHY FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES CALM TO 2 FEET.
.MONDAY...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG THROUGH EARLY
AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS. WAVES SUBSIDING TO
CALM TO 2 FEET.
.TUESDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST. WAVES CALM
TO 2 FEET.
.WEDNESDAY...WEST WINDS 10 TO 20 KNOTS BECOMING NORTHWEST 5 TO
15 KNOTS. WAVES CALM TO 2 FEET.

$$
LSZ261-050915-
MAFOR 0503/
SUPERIOR WEST 11410 11420 15520. CHANCE OF SHOWERS AND THUNDERSTORMS
OVERNIGHT AND SATURDAY. PATCHY FOG SATURDAY AFTERNOON AND EVENING.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS SATURDAY EVENING. WAVES
CALM TO 3 FEET.

SUPERIOR NORTH CENTRAL 11410 11510 12420 14520. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS OVERNIGHT THROUGH SATURDAY. PATCHY FOG
SATURDAY AFTERNOON AND EVENING. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS SATURDAY EVENING. WAVES 1 TO 3 FEET.

SUPERIOR SOUTH CENTRAL 11410 11510 13420 13520. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS SATURDAY AND SATURDAY EVENING. WAVES CALM TO
2 FEET.

SUPERIOR EAST 11420 12520 14420 11420. CHANCE OF SHOWERS AND
THUNDERSTORMS SATURDAY AFTERNOON AND EVENING. PATCHY FOG SATURDAY
AFTERNOON AND EVENING. WAVES CALM TO 3 FEET.

$$

KEC




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