Great Lakes Forecast
Issued by NWS

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000
FZUS63 KMQT 151928
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
328 PM EDT FRI AUG 15 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A 29.9 INCH RIDGE WILL LINGER ACROSS UPPER MICHIGAN
THROUGH THIS EVENING...AS THE MAIN HIGH PRESSURE SYSTEM PUSHES
ACROSS THE OHIO VALLEY. 29.7 INCH LOW PRESSURE ACROSS NORTHERN
ONTARIO THROUGH EASTERN HUDSON BAY WILL SINK SOUTH ACROSS EASTERN
ONTARIO AND LAKE SUPERIOR TONIGHT...BEFORE EXITING ACROSS LAKE
HURON ON SATURDAY. HIGH PRESSURE AVERAGING 30.1 INCHES ALONG THE
MANITOBA AND ONTARIO LINE SATURDAY AFTERNOON WILL THEN DRIFT ACROSS
THE UPPER GREAT LAKES FOR LATE SATURDAY THROUGH MONDAY. 29.7 INCH
LOW PRESSURE OVER MANITOBA AND THE DAKOTAS MONDAY MORNING SHOULD
THEN PUSH ACROSS THE UPPER GREAT LAKES ON TUESDAY AND LINGER INTO
WEDNESDAY WHILE FILLING TO 29.8 INCHES.

LSZ162-160330-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
328 PM EDT FRI AUG 15 2014 /228 PM CDT FRI AUG 15 2014/

.LATE THIS AFTERNOON...SOUTHWEST WINDS 5 TO 15 KNOTS. WAVES CALM
TO 2 FEET.
.TONIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST AFTER
MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO
2 FEET.
.SATURDAY...NORTHEAST WINDS 5 TO 15 KNOTS BECOMING EAST 10 TO
20 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH EARLY AFTERNOON. WAVES BUILDING TO 1 TO
3 FEET.
.SATURDAY NIGHT...EAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
CALM TO 2 FEET.
.SUNDAY...EAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS
BY MID AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET.
.SUNDAY NIGHT...EAST WINDS 5 TO 15 KNOTS. WAVES SUBSIDING TO CALM
TO 2 FEET.
.MONDAY...EAST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...EAST WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS.
WAVES CALM TO 2 FEET.
.TUESDAY...EAST WINDS 5 TO 15 KNOTS BACKING NORTHEAST. A CHANCE
OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST. WAVES
CALM TO 2 FEET.

$$

LSZ263-160330-
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-
328 PM EDT FRI AUG 15 2014

.LATE THIS AFTERNOON...SOUTHWEST WINDS 5 TO 15 KNOTS. A SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.TONIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST AFTER
MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO
2 FEET.
.SATURDAY...NORTH WINDS 5 TO 15 KNOTS BECOMING EAST 10 TO
20 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH EARLY AFTERNOON. WAVES BUILDING TO 1 TO
3 FEET.
.SATURDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST BY MID
AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET.
.SUNDAY NIGHT...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST AFTER
MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
.MONDAY...EAST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.TUESDAY...EAST WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.WEDNESDAY...EAST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ264-160330-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
328 PM EDT FRI AUG 15 2014

.LATE THIS AFTERNOON...SOUTHWEST WINDS 5 TO 15 KNOTS. A SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.TONIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST AFTER
MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO
2 FEET.
.SATURDAY...NORTH WINDS 10 TO 20 KNOTS. WAVES BUILDING TO 1 TO
3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.SATURDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.SUNDAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...EAST WINDS LESS THAN 10 KNOTS BECOMING SOUTHEAST
5 TO 15 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.MONDAY...SOUTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS. WAVES CALM TO
2 FEET.
.TUESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.WEDNESDAY...EAST WINDS 10 TO 20 KNOTS BECOMING SOUTHEAST 5 TO
15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ265-160330-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
328 PM EDT FRI AUG 15 2014

.LATE THIS AFTERNOON...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING WEST AFTER MIDNIGHT.
A SLIGHT CHANCE OF SHOWERS THROUGH MIDNIGHT. A CHANCE OF
THUNDERSTORMS. SHOWERS LIKELY AFTER MIDNIGHT. WAVES CALM TO
2 FEET.
.SATURDAY...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH EARLY AFTERNOON. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS VEERING NORTHEAST
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.SUNDAY...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.MONDAY...SOUTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.TUESDAY...SOUTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO
2 FEET.
.WEDNESDAY...EAST WINDS 10 TO 20 KNOTS BECOMING SOUTHEAST 5 TO
15 KNOTS. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO
2 FEET.

$$

LSZ266-160330-
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-
328 PM EDT FRI AUG 15 2014

.LATE THIS AFTERNOON...SOUTHWEST WINDS 5 TO 15 KNOTS. WAVES CALM
TO 2 FEET.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS. A SLIGHT CHANCE OF SHOWERS
THROUGH MIDNIGHT. A CHANCE OF THUNDERSTORMS. SHOWERS LIKELY AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.SATURDAY...NORTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH EARLY AFTERNOON. WAVES BUILDING TO 1 TO
3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.SATURDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS VEERING NORTHEAST
AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...NORTHEAST WINDS 5 TO 15 KNOTS BECOMING NORTH LESS THAN
10 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...EAST WINDS LESS THAN 10 KNOTS INCREASING TO 5 TO
15 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.MONDAY...SOUTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.TUESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.WEDNESDAY...EAST WINDS 10 TO 20 KNOTS BECOMING SOUTHEAST 5 TO
15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ267-160330-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
328 PM EDT FRI AUG 15 2014

.LATE THIS AFTERNOON...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.TONIGHT...SOUTH WINDS LESS THAN 10 KNOTS BECOMING SOUTHEAST 5 TO
15 KNOTS AFTER MIDNIGHT. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.SATURDAY...NORTHWEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS BY MID AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS
THROUGH EARLY AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
CALM TO 2 FEET.
.SUNDAY...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS
BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS VEERING EAST AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.MONDAY...EAST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS. WAVES CALM TO
2 FEET.
.TUESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. WAVES CALM TO
2 FEET.

$$

LSZ261-160330-
MAFOR 1521/

SUPERIOR WEST 11500 13510 11710 11810 11110 11220. SLIGHT CHANCE OF
RAIN SHOWERS AND THUNDERSTORMS OVERNIGHT. CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS SATURDAY MORNING. WAVES 2 FEET OR LESS.

SUPERIOR NORTH CENTRAL 14510 11710 11810 11820 11810. CHANCE OF RAIN
SHOWERS AND THUNDERSTORMS TONIGHT AND SATURDAY MORNING. WAVES 2 FEET
OR LESS.

SUPERIOR SOUTH CENTRAL 13400 11510 11626 11720 11820 11710. CHANCE
OF RAIN SHOWERS AND THUNDERSTORMS OVERNIGHT. A CHANCE OF
THUNDERSTORMS SATURDAY MORNING. WAVES 3 FEET OR LESS.

SUPERIOR EAST 11500 12400 12316 11110 12720. A CHANCE OF
THUNDERSTORMS OVERNIGHT AND SATURDAY MORNING. WAVES 2 FEET OR LESS.

$$

MCD



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