Great Lakes Forecast
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000
FZUS63 KMQT 280810
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
410 AM EDT SUN SEP 28 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...30.2 INCH HIGH PRESSURE OVER THE LOWER GREAT LAKES WILL
DRIFT SOUTH TO THE MID ATLANTIC STATES TODAY. MEANWHILE...A LOW
PRESSURE TROUGH OF 30.0 INCHES EXTENDING FROM THE SOUTHERN TIP OF
JAMES BAY TO NORTH DAKOTA WILL MOVE SOUTH...CROSSING LAKE SUPERIOR
LATE THIS AFTERNOON THROUGH TONIGHT. IN ITS WAKE...30.5 INCH HIGH
PRESSURE WILL BUILD OVER NORTHERN ONTARIO TONIGHT. ALTHOUGH THE HIGH
WILL MOVE TO THE CANADIAN MARITIMES BY MONDAY NIGHT...IT WILL EXTEND
A 30.2 INCH RIDGE WEST INTO NORTHERN ONTARIO AND THE UPPER GREAT
LAKES THROUGH TUESDAY MORNING. THE RIDGE WILL THEN SHIFT TO THE EAST
COAST BY WEDNESDAY NIGHT AS LOW PRESSURE OF 29.4 INCHES OVER WESTERN
SOUTH DAKOTA TUESDAY MORNING LIFTS INTO MANITOBA BY WEDNESDAY
AFTERNOON. A 29.7 INCH TROUGH ASSOCIATED WITH THE LOW WILL MOVE
EAST...REACHING WESTERN LAKE SUPERIOR THURSDAY.

LSZ162-281615-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
410 AM EDT SUN SEP 28 2014 /310 AM CDT SUN SEP 28 2014/

.EARLY THIS MORNING...SOUTHWEST WINDS 5 TO 15 KNOTS. PATCHY FOG.
WAVES CALM TO 2 FEET.
.TODAY...SOUTHWEST WINDS 5 TO 15 KNOTS. PATCHY FOG THROUGH EARLY
AFTERNOON. A SLIGHT CHANCE OF SHOWERS BY LATE AFTERNOON. WAVES CALM
TO 2 FEET.
.TONIGHT...NORTHEAST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF RAIN SHOWERS
THROUGH MIDNIGHT...THEN RAIN SHOWERS LIKELY. WAVES BUILDING TO 7 TO
10 FEET.
.MONDAY...NORTHEAST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS BY MID AFTERNOON. A CHANCE OF RAIN. WAVES SUBSIDING TO
5 TO 8 FEET.
.MONDAY NIGHT...EAST WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE OF
RAIN SHOWERS. WAVES SUBSIDING TO 2 TO 4 FEET.
.TUESDAY...EAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO 1 TO
3 FEET.
.TUESDAY NIGHT...EAST WINDS 10 TO 20 KNOTS VEERING SOUTHEAST
AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS BECOMING SOUTH 5 TO
15 KNOTS. A CHANCE OF SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.
.THURSDAY...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING NORTHWEST. A
CHANCE OF SHOWERS. WAVES BUILDING TO 1 TO 3 FEET.

$$

LSZ263-281615-
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-
410 AM EDT SUN SEP 28 2014

.EARLY THIS MORNING...SOUTHWEST WINDS 10 TO 20 KNOTS. PATCHY FOG.
WAVES CALM TO 2 FEET.
.TODAY...SOUTHWEST WINDS 5 TO 15 KNOTS. PATCHY FOG BY MID
AFTERNOON. A SLIGHT CHANCE OF SHOWERS BY LATE AFTERNOON. WAVES CALM
TO 2 FEET.
.TONIGHT...NORTHEAST WINDS 10 TO 20 KNOTS INCREASING TO 20 TO 30
KNOTS BY MIDNIGHT. A FEW GALE FORCE GUSTS TO 35 KNOTS POSSIBLE.
PATCHY FOG. A CHANCE OF RAIN SHOWERS THROUGH MIDNIGHT...THEN RAIN
SHOWERS LIKELY. WAVES BUILDING TO 7 TO 10 FEET.
.MONDAY...NORTHEAST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS BY MID AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON. A
CHANCE OF RAIN. WAVES SUBSIDING TO 5 TO 8 FEET.
.MONDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS BECOMING EAST 5 TO
15 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS THROUGH
MIDNIGHT. WAVES SUBSIDING TO 2 TO 4 FEET.
.TUESDAY...EAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
BY MID AFTERNOON. WAVES SUBSIDING TO 1 TO 3 FEET.
.TUESDAY NIGHT...EAST WINDS 10 TO 20 KNOTS VEERING SOUTHEAST
AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS BECOMING SOUTH 5 TO
15 KNOTS. A CHANCE OF SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.THURSDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS. A CHANCE OF SHOWERS. WAVES BUILDING TO 2 TO 4 FEET.

$$

LSZ264-281615-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
410 AM EDT SUN SEP 28 2014

.EARLY THIS MORNING...SOUTHWEST WINDS 10 TO 20 KNOTS. PATCHY FOG.
WAVES CALM TO 2 FEET.
.TODAY...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING NORTHEAST BY MID
AFTERNOON. PATCHY FOG. WAVES CALM TO 2 FEET.
.TONIGHT...NORTHEAST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS BY MIDNIGHT. A FEW GALE FORCE GUSTS TO 35 KNOTS POSSIBLE.
PATCHY FOG. A CHANCE OF RAIN SHOWERS THROUGH MIDNIGHT...THEN RAIN
SHOWERS LIKELY. WAVES BUILDING TO 7 TO 10 FEET.
.MONDAY...NORTHEAST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO 25
KNOTS BY MID AFTERNOON. A FEW GALE FORCE GUSTS TO 35 KNOTS POSSIBLE
EARLY. PATCHY FOG THROUGH EARLY AFTERNOON. A CHANCE OF RAIN. WAVES
SUBSIDING TO 5 TO 8 FEET.
.MONDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE
OF RAIN SHOWERS THROUGH MIDNIGHT. WAVES SUBSIDING TO 2 TO 4 FEET.
.TUESDAY...EAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS
BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.TUESDAY NIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH. A
CHANCE OF SHOWERS. WAVES BUILDING TO 2 TO 4 FEET...THEN SUBSIDING
TO 1 TO 3 FEET.
.THURSDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING NORTH 10 TO
20 KNOTS. A CHANCE OF SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET...THEN BUILDING TO 2 TO 4 FEET.

$$

LSZ265-281615-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
410 AM EDT SUN SEP 28 2014

.EARLY THIS MORNING...SOUTHWEST WINDS 10 TO 20 KNOTS. WAVES CALM
TO 2 FEET.
.TODAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST LESS THAN
10 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.TONIGHT...NORTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 15 TO
25 KNOTS AFTER MIDNIGHT. PATCHY FOG. A SLIGHT CHANCE OF SHOWERS
THROUGH MIDNIGHT...THEN SHOWERS. WAVES BUILDING TO 6 TO 9 FEET.
.MONDAY...NORTHEAST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS BY MID AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON.
RAIN LIKELY THROUGH EARLY AFTERNOON...THEN A CHANCE OF RAIN. WAVES
BUILDING TO 6 TO 10 FEET.
.MONDAY NIGHT...NORTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS.
WAVES SUBSIDING TO 3 TO 5 FEET.
.TUESDAY...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST BY MID
AFTERNOON. WAVES SUBSIDING TO 1 TO 3 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING
TO CALM TO 2 FEET.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH. A
CHANCE OF SHOWERS. WAVES BUILDING TO 1 TO 3 FEET.
.THURSDAY...SOUTH WINDS 5 TO 15 KNOTS BACKING NORTH. SHOWERS
LIKELY. WAVES SUBSIDING TO CALM TO 2 FEET.

$$

LSZ266-281615-
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-
410 AM EDT SUN SEP 28 2014

.EARLY THIS MORNING...SOUTHWEST WINDS 10 TO 20 KNOTS. WAVES 1 TO
3 FEET SUBSIDING TO CALM TO 2 FEET.
.TODAY...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING EAST BY MID
AFTERNOON. PATCHY FOG BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.TONIGHT...EAST WINDS 10 TO 20 KNOTS BECOMING NORTHEAST 15 TO
25 KNOTS AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF RAIN SHOWERS.
WAVES BUILDING TO 6 TO 9 FEET.
.MONDAY...NORTHEAST WINDS 20 TO 30 KNOTS. A FEW GALE FORCE GUSTS TO
35 KNOTS POSSIBLE IN THE MORNING. PATCHY FOG THROUGH EARLY AFTERNOON.
RAIN LIKELY THROUGH EARLY AFTERNOON...THEN A CHANCE OF RAIN. WAVES
6 TO 10 FEET.
.MONDAY NIGHT...NORTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS.
WAVES SUBSIDING TO 3 TO 5 FEET.
.TUESDAY...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.TUESDAY NIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH. A
CHANCE OF SHOWERS. WAVES BUILDING TO 2 TO 4 FEET...THEN SUBSIDING
TO 1 TO 3 FEET.
.THURSDAY...SOUTH WINDS 10 TO 20 KNOTS BECOMING SOUTHEAST 5 TO
15 KNOTS. SHOWERS LIKELY. WAVES SUBSIDING TO CALM TO 2 FEET.

$$

LSZ267-281615-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
410 AM EDT SUN SEP 28 2014

.EARLY THIS MORNING...SOUTHWEST WINDS 5 TO 15 KNOTS. WAVES CALM
TO 2 FEET.
.TODAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST LESS THAN
10 KNOTS BY MID AFTERNOON. PATCHY FOG BY MID AFTERNOON. WAVES
CALM TO 2 FEET.
.TONIGHT...NORTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 15 TO
25 KNOTS AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF SHOWERS. WAVES
BUILDING TO 4 TO 7 FEET.
.MONDAY...NORTHEAST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS BY MID AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON.
RAIN THROUGH EARLY AFTERNOON...THEN A CHANCE OF RAIN. WAVES 4 TO 8
FEET.
.MONDAY NIGHT...NORTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS.
WAVES SUBSIDING TO 2 TO 4 FEET.
.TUESDAY...NORTHEAST WINDS 5 TO 15 KNOTS. WAVES SUBSIDING TO CALM
TO 2 FEET.
.TUESDAY NIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. WAVES BUILDING TO
1 TO 3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.THURSDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS...
THEN SHOWERS LIKELY. WAVES BUILDING TO 1 TO 3 FEET.

$$

LSZ261-281615-
MAFOR 2809/
SUPERIOR WEST 14510 11510 11240 11140 11146. PATCHY FOG. CHANCE OF
RAIN SHOWERS IN THE EVENING. WAVES 1 FOOT OR LESS TODAY BUILDING TO 7
TO 10 FEET TONIGHT.

SUPERIOR NORTH CENTRAL 12510 12610 11120 12140 11146. PATCHY FOG.
CHANCE OF RAIN SHOWERS IN THE EVENING. WAVES 2 FEET OR LESS TODAY
BUILDING TO 7 TO 10 FEET TONIGHT.

SUPERIOR SOUTH CENTRAL 12510 11610 11500 11200 11210 11120 11130.
PATCHY FOG. CHANCE OF RAIN SHOWERS TONIGHT. WAVES 1 FOOT OR LESS
TODAY BUILDING TO 3 TO 5 FEET TONIGHT.

SUPERIOR EAST 12510 12500 11600 11120 11130 11140. PATCHY FOG.
CHANCE OF RAIN SHOWERS TONIGHT. WAVES 2 FEET OR LESS TODAY BUILDING
TO 4 TO 6 FEET TONIGHT.

$$

ROLFSON





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