Great Lakes Forecast
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000
FZUS63 KMQT 300143
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
943 PM EDT FRI AUG 29 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...30.2 INCH HIGH PRESSURE OVER MUCH OF THE EASTERN SEABOARD
WILL CONTINUE EASTWARD OVERNIGHT ALLOWING A 29.7 INCH LOW OVER
NORTHERN MINNESOTA TO CROSS NORTHERN LAKE MICHIGAN SATURDAY AND
QUEBEC SUNDAY. A WEAK 29.9 INCH RIDGE WILL CROSS LAKE SUPERIOR
SATURDAY NIGHT INTO SUNDAY. ALSO ON SUNDAY...A TROUGH OF 29.5 INCHES
STRETCHING FROM NORTHERN SASKATCHEWAN THROUGH THE DAKOTAS WILL START
TO LIFT TO THE NORTHEAST. THE NORTHERN EDGE OF THE TROUGH WILL
STRENGTHEN TO 29.0 INCHES MONDAY NIGHT AS IT MOVES OVER JAMES BAY. AT
THE SAME TIME...A 29.6 INCH TROUGH WILL SLIDE EAST ACROSS THE UPPER
GREAT LAKES REGION. TUESDAY...THE UPPER GREAT LAKES REGION WILL BE
BETWEEN A 29.0 INCH LOW OVER HUDSON BAY AND A 30.0 INCH HIGH OVER THE
SOUTHEAST UNITED STATES. WEDNESDAY...THE LOW OVER HUDSON BAY WILL
SLIDE EASTWARD AS A WEAK RIDGE OF 30.0 INCHES MOVES INTO THE OHIO
VALLEY.

LSZ162-300945-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
943 PM EDT FRI AUG 29 2014 /843 PM CDT FRI AUG 29 2014/

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

$$

LSZ263-300945-
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-
943 PM EDT FRI AUG 29 2014

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

$$

LSZ264-300945-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
943 PM EDT FRI AUG 29 2014

.REST OF TONIGHT...NORTH WINDS LESS THAN 10 KNOTS INCREASING TO
5 TO 15 KNOTS AFTER MIDNIGHT. AREAS OF FOG. NUMEROUS SHOWERS AND
ISOLATED THUNDERSTORMS THROUGH MIDNIGHT...THEN SCATTERED SHOWERS.
WAVES 1 TO 3 FEET SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...NORTH WINDS 10 TO 20 KNOTS. PATCHY FOG THROUGH EARLY
AFTERNOON. A CHANCE OF SHOWERS. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS VEERING NORTHEAST
AFTER MIDNIGHT. PATCHY FOG. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 10 TO
20 KNOTS BY MID AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON.
WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 15 TO 25 KNOTS BECOMING SOUTH
10 TO 20 KNOTS AFTER MIDNIGHT. AREAS OF FOG. SHOWERS AND
THUNDERSTORMS LIKELY AFTER MIDNIGHT. WAVES BUILDING TO 3 TO
5 FEET.
.MONDAY...SOUTH WINDS 10 TO 20 KNOTS VEERING WEST BY MID
AFTERNOON. AREAS OF FOG. SHOWERS AND THUNDERSTORMS THROUGH EARLY
AFTERNOON...THEN A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES
SUBSIDING TO 1 TO 3 FEET.
.MONDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG THROUGH
MIDNIGHT. WAVES 1 TO 3 FEET.
.TUESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
CALM TO 2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
CALM TO 2 FEET.

$$

LSZ265-300945-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
943 PM EDT FRI AUG 29 2014

.REST OF TONIGHT...SOUTH WINDS 5 TO 15 KNOTS BACKING NORTH AFTER
MIDNIGHT. AREAS OF FOG. SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SATURDAY...NORTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS BY MID AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON.
SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS THROUGH EARLY
AFTERNOON...THEN A CHANCE OF SHOWERS. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS. A SLIGHT CHANCE OF
SHOWERS THROUGH MIDNIGHT. AREAS OF FOG. WAVES SUBSIDING TO CALM
TO 2 FEET.
.SUNDAY...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST BY MID
AFTERNOON. AREAS OF FOG THROUGH EARLY AFTERNOON. WAVES CALM TO
2 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH
AFTER MIDNIGHT. AREAS OF FOG. A CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET.
.MONDAY...SOUTH WINDS 15 TO 25 KNOTS BECOMING WEST 10 TO 20 KNOTS
BY MID AFTERNOON. AREAS OF FOG. SHOWERS AND THUNDERSTORMS LIKELY THROUGH
EARLY AFTERNOON...THEN A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES
BUILDING TO 3 TO 5 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.MONDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG THROUGH
MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO CALM
TO 2 FEET.
.TUESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS. WAVES BUILDING TO 1 TO
3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.WEDNESDAY...WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST. WAVES
CALM TO 2 FEET.

$$

LSZ266-300945-
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-
943 PM EDT FRI AUG 29 2014

.REST OF TONIGHT...SOUTH WINDS 10 TO 20 KNOTS BECOMING NORTHWEST
5 TO 15 KNOTS AFTER MIDNIGHT. AREAS OF FOG. SHOWERS AND ISOLATED
THUNDERSTORMS. WAVES 2 TO 4 FEET SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...NORTH WINDS 5 TO 15 KNOTS. AREAS OF FOG. SHOWERS
LIKELY THROUGH EARLY AFTERNOON...THEN A CHANCE OF SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS THROUGH MIDNIGHT.
AREAS OF FOG. WAVES 1 TO 3 FEET.
.SUNDAY...NORTHEAST WINDS LESS THAN 10 KNOTS BECOMING SOUTHEAST
5 TO 15 KNOTS BY MID AFTERNOON. AREAS OF FOG THROUGH EARLY
AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS BECOMING SOUTH
15 TO 25 KNOTS AFTER MIDNIGHT. AREAS OF FOG. A CHANCE OF SHOWERS
AND THUNDERSTORMS AFTER MIDNIGHT. WAVES BUILDING TO 3 TO 5 FEET.
.MONDAY...SOUTH WINDS 15 TO 25 KNOTS VEERING SOUTHWEST BY MID
AFTERNOON. AREAS OF FOG. SHOWERS AND THUNDERSTORMS LIKELY THROUGH
EARLY AFTERNOON...THEN A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES
SUBSIDING TO 2 TO 4 FEET.
.MONDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG THROUGH
MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET.
.TUESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
CALM TO 2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
CALM TO 2 FEET.

$$

LSZ267-300945-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
943 PM EDT FRI AUG 29 2014

.REST OF TONIGHT...SOUTH WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. AREAS OF FOG. NUMEROUS SHOWERS AND
A CHANCE OF THUNDERSTORMS. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
3 FEET.
.SATURDAY...WEST WINDS 5 TO 15 KNOTS VEERING NORTHWEST BY MID
AFTERNOON. AREAS OF FOG. SHOWERS LIKELY THROUGH EARLY
AFTERNOON...THEN A CHANCE OF SHOWERS. A SLIGHT CHANCE OF
THUNDERSTORMS. WAVES SUBSIDING CALM TO 2 FEET.
.SATURDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. AREAS OF FOG. A CHANCE OF SHOWERS. WAVES
BUILDING TO 1 TO 3 FEET.
.SUNDAY...NORTH WINDS 5 TO 15 KNOTS BECOMING EAST LESS THAN
10 KNOTS BY MID AFTERNOON. AREAS OF FOG THROUGH EARLY AFTERNOON.
WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTH
10 TO 20 KNOTS AFTER MIDNIGHT. AREAS OF FOG. WAVES BUILDING TO
2 TO 4 FEET.
.MONDAY...SOUTH WINDS 15 TO 25 KNOTS VEERING SOUTHWEST BY MID
AFTERNOON. AREAS OF FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS
THROUGH EARLY AFTERNOON...THEN SHOWERS AND THUNDERSTORMS LIKELY.
WAVES BUILDING TO 3 TO 6 FEET...THEN SUBSIDING TO 2 TO 4 FEET.
.MONDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG THROUGH
MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
.TUESDAY...SOUTHWEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS. A CHANCE OF SHOWERS. WAVES BUILDING TO 1 TO 3 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
CALM TO 2 FEET.

$$
LSZ261-300945-
MAFOR 3003/
SUPERIOR WEST 13800 11810 12110 12200. PATCHY FOG. SCATTERED RAIN
SHOWERS OVERNIGHT. WAVES 2 FEET OR LESS.

SUPERIOR NORTH CENTRAL 11706 12810 12810 11820 12810. AREAS OF FOG
THROUGH LATE TONIGHT. SCATTERED RAIN SHOWERS OVERNIGHT THROUGH
SATURDAY. WAVES CALM TO 3 FEET.

SUPERIOR SOUTH CENTRAL 11426 11616 11706 11816 14810. AREAS OF FOG
OVERNIGHT THROUGH SATURDAY MORNING. ISOLATED THUNDERSTORMS
OVERNIGHT INTO SATURDAY MORNING. SCATTERED SHOWERS SATURDAY
AFTERNOON THROUGH SATURDAY EVENING. WAVES 1 TO 3 FEET.

SUPERIOR EAST 11436 11536 11516 11706 11716 13810. AREAS OF FOG.
SCATTERED RAIN SHOWERS LATE THIS EVENING. ISOLATED THUNDERSTORMS
THROUGH SATURDAY AFTERNOON. SCATTERED SHOWERS SATURDAY EVENING.
WAVES CALM TO 4 FEET.

$$

KEC




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