Great Lakes Forecast
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000
FZUS63 KMQT 290810
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
410 AM EDT WED OCT 29 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...LOW PRESSURE OF 29.3 INCHES NEAR JAMES BAY WILL REACH
NORTHERN QUEBEC BY THURSDAY MORNING AS A HIGH PRESSURE RIDGE OF
30.1 INCHES SLIDES FROM THE PLAINS TO THE OHIO VALLEY AND WESTERN
GREAT LAKES. WEAK LOW PRESSURE OF 30.0 INCHES WILL DRIFT ACROSS THE
UPPER GREAT LAKES THURSDAY AFTERNOON AND DEEPEN TO 29.7 INCHES BY
FRIDAY MORNING AS IT REACHES THE LOWER GREAT LAKES. IN ITS WAKE...
30.7 INCH HIGH PRESSURE STRETCHING FROM SOUTHERN CANADA THROUGH THE
NORTHERN PLAINS WILL PUSH ACROSS THE UPPER GREAT LAKES FRIDAY NIGHT
AND SATURDAY WHILE WEAKENING TO 30.4 INCHES. THE HIGH WILL MOVE EAST
OF THE AREA ON SUNDAY AS A LOW PRESSURE TROUGH OF 29.6 INCHES FORMS
OVER THE PLAINS.

LSZ162-291615-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
410 AM EDT WED OCT 29 2014 /310 AM CDT WED OCT 29 2014/

...GALE WATCH IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY
MORNING...

.EARLY THIS MORNING...NORTHWEST WINDS 20 TO 30 KNOTS. ISOLATED
RAIN AND SNOW SHOWERS. WAVES 3 TO 5 FEET.
.TODAY...NORTHWEST WINDS 10 TO 20 KNOTS. ISOLATED RAIN SHOWERS.
WAVES SUBSIDING TO CALM TO 2 FEET.
.TONIGHT...WEST WINDS 5 TO 15 KNOTS. SCATTERED RAIN SHOWERS AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.THURSDAY...WEST WINDS 5 TO 15 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS
THROUGH EARLY AFTERNOON. A CHANCE OF RAIN SHOWERS. WAVES BUILDING
TO 1 TO 3 FEET.
.THURSDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS INCREASING TO GALES
TO 35 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS
THROUGH MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO
6 TO 9 FEET.
.FRIDAY...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 10 TO
20 KNOTS BY MID AFTERNOON. WAVES BUILDING TO 7 TO 10 FEET...THEN
SUBSIDING TO 3 TO 6 FEET.
.FRIDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS VEERING EAST AFTER
MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...SOUTH WINDS 10 TO 20 KNOTS. WAVES BUILDING TO 2 TO
4 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS. WAVES SUBSIDING TO 1 TO 3 FEET...THEN BUILDING TO 2 TO
4 FEET.

$$

LSZ263-291615-
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 WED OCT 29 2014

...GALE WATCH IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY
MORNING...

.EARLY THIS MORNING...NORTHWEST WINDS 20 TO 30 KNOTS. SCATTERED
RAIN AND SNOW SHOWERS. WAVES 4 TO 7 FEET.
.TODAY...NORTH WINDS 20 TO 30 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS BY MID AFTERNOON. ISOLATED RAIN AND SNOW SHOWERS.
WAVES SUBSIDING TO 2 TO 4 FEET.
.TONIGHT...NORTHWEST WINDS 5 TO 15 KNOTS VEERING NORTH AFTER
MIDNIGHT. SCATTERED RAIN AND SNOW SHOWERS. WAVES SUBSIDING TO CALM
TO 2 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS BY MID AFTERNOON. A CHANCE OF RAIN SHOWERS...POSSIBLY
MIXED WITH SNOW. WAVES BUILDING TO 1 TO 3 FEET.
.THURSDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS INCREASING TO GALES
TO 35 KNOTS AFTER MIDNIGHT. SNOW SHOWERS LIKELY...POSSIBLY MIXED
WITH RAIN SHOWERS THROUGH MIDNIGHT...THEN A CHANCE OF SNOW SHOWERS
AFTER MIDNIGHT. WAVES BUILDING TO 9 TO 12 FEET.
.FRIDAY...NORTH GALES TO 35 KNOTS DIMINISHING TO 15 TO 25 KNOTS
BY MID AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO
4 TO 7 FEET.
.FRIDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET.
.SATURDAY...SOUTH WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM
TO 2 FEET...THEN BUILDING TO 2 TO 4 FEET.
.SUNDAY...SOUTH WINDS 15 TO 25 KNOTS. WAVES SUBSIDING TO 1 TO
3 FEET...THEN BUILDING TO 2 TO 4 FEET.

$$

LSZ264-291615-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
410 AM EDT WED OCT 29 2014

...GALE WATCH IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY
AFTERNOON...

.EARLY THIS MORNING...NORTHWEST WINDS 20 TO 30 KNOTS. SCATTERED
RAIN AND SNOW SHOWERS. WAVES 5 TO 9 FEET.
.TODAY...NORTH WINDS 20 TO 30 KNOTS BECOMING NORTHWEST 15 TO
25 KNOTS BY MID AFTERNOON. ISOLATED RAIN AND SNOW SHOWERS. WAVES
SUBSIDING TO 3 TO 5 FEET.
.TONIGHT...NORTHWEST WINDS 5 TO 15 KNOTS DIMINISHING TO LESS THAN
10 KNOTS AFTER MIDNIGHT. SCATTERED RAIN AND SNOW SHOWERS AFTER
MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
.THURSDAY...EAST WINDS LESS THAN 10 KNOTS BECOMING NORTH 5 TO
15 KNOTS BY MID AFTERNOON. A CHANCE OF SNOW SHOWERS...POSSIBLY
MIXED WITH RAIN. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS INCREASING TO GALES
TO 40 KNOTS AFTER MIDNIGHT. SNOW SHOWERS LIKELY...POSSIBLY MIXED
WITH RAIN SHOWERS THROUGH MIDNIGHT...THEN A CHANCE OF SNOW
SHOWERS AFTER MIDNIGHT. WAVES BUILDING TO 10 TO 14 FEET.
.FRIDAY...NORTH GALES TO 40 KNOTS DIMINISHING TO 20 TO 30 KNOTS
BY MID AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO
5 TO 8 FEET.
.FRIDAY NIGHT...NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET.
.SATURDAY...SOUTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO
2 TO 4 FEET.
.SUNDAY...SOUTH WINDS 15 TO 25 KNOTS. WAVES BUILDING TO 3 TO
5 FEET.

$$

LSZ265-291615-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
410 AM EDT WED OCT 29 2014

...GALE WATCH IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY
AFTERNOON...

.EARLY THIS MORNING...NORTHWEST WINDS 20 TO 30 KNOTS. SCATTERED
RAIN SHOWERS. WAVES 3 TO 6 FEET BUILDING TO 4 TO 7 FEET.
.TODAY...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS BY MID AFTERNOON. SCATTERED RAIN AND SNOW SHOWERS. WAVES
BUILDING TO 5 TO 8 FEET...THEN SUBSIDING TO 3 TO 6 FEET.
.TONIGHT...NORTHWEST WINDS 5 TO 15 KNOTS BACKING WEST AFTER
MIDNIGHT. SCATTERED RAIN AND SNOW SHOWERS. WAVES SUBSIDING TO CALM
TO 2 FEET.
.THURSDAY...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST BY MID
AFTERNOON. A CHANCE OF RAIN AND SNOW SHOWERS THROUGH EARLY AFTERNOON.
RAIN AND SNOW SHOWERS LIKELY BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS INCREASING TO GALES
TO 40 KNOTS AFTER MIDNIGHT. RAIN AND SNOW SHOWERS THROUGH
MIDNIGHT...THEN SNOW SHOWERS AFTER MIDNIGHT. WAVES BUILDING TO 10 TO
14 FEET.
.FRIDAY...NORTH GALES TO 40 KNOTS DIMINISHING TO 20 TO 30 KNOTS
BY MID AFTERNOON. SNOW SHOWERS LIKELY THROUGH EARLY AFTERNOON...
THEN A CHANCE OF SNOW SHOWERS BY MID AFTERNOON. WAVES BUILDING TO
11 TO 15 FEET...THEN SUBSIDING TO 6 TO 9 FEET.
.FRIDAY NIGHT...NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 3 TO 5 FEET.
.SATURDAY...SOUTH WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM
TO 2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS. WAVES BUILDING TO 3 TO 5 FEET...THEN SUBSIDING TO 2 TO
4 FEET.

$$

LSZ266-291615-
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 WED OCT 29 2014

...GALE WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY
AFTERNOON...

.EARLY THIS MORNING...WEST WINDS 20 TO 30 KNOTS VEERING NORTHWEST.
A FEW GALE FORCE GUSTS TO 35 KNOTS. SCATTERED RAIN SHOWERS. WAVES 5
TO 8 FEET.
.TODAY...NORTHWEST WINDS 20 TO 30 KNOTS. A FEW GALE FORCE GUSTS TO
35 KNOTS IN THE MORNING. SCATTERED RAIN AND SNOW SHOWERS. WAVES
5 TO 8 FEET.
.TONIGHT...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS AFTER MIDNIGHT. SCATTERED RAIN AND SNOW SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.THURSDAY...SOUTHWEST WINDS LESS THAN 10 KNOTS BECOMING WEST 5 TO
15 KNOTS BY MID AFTERNOON. A CHANCE OF RAIN AND SNOW SHOWERS. WAVES
CALM TO 2 FEET.
.THURSDAY NIGHT...NORTH WINDS 15 TO 25 KNOTS INCREASING TO GALES
TO 40 KNOTS AFTER MIDNIGHT. SNOW SHOWERS LIKELY...POSSIBLY MIXED
WITH RAIN SHOWERS THROUGH MIDNIGHT...THEN A CHANCE OF SNOW
SHOWERS AFTER MIDNIGHT. WAVES BUILDING TO 10 TO 14 FEET.
.FRIDAY...NORTH GALES TO 40 KNOTS. SNOW SHOWERS LIKELY THROUGH
EARLY AFTERNOON...THEN A CHANCE OF SNOW SHOWERS BY MID AFTERNOON.
WAVES BUILDING TO 11 TO 15 FEET...THEN SUBSIDING TO 7 TO 10 FEET.
.FRIDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 3 TO 5 FEET.
.SATURDAY...SOUTH WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM
TO 2 FEET...THEN BUILDING TO 2 TO 4 FEET.
.SUNDAY...SOUTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO 30 KNOTS.
WAVES BUILDING TO 3 TO 5 FEET.

$$

LSZ267-291615-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
410 AM EDT WED OCT 29 2014

...GALE WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY
AFTERNOON...

.EARLY THIS MORNING...WEST WINDS 20 TO 30 KNOTS VEERING NORTHWEST. A
FEW GALE FORCE GUSTS TO 35 KNOTS. SCATTERED RAIN SHOWERS. WAVES 5 TO
8 FEET.
.TODAY...NORTHWEST WINDS 20 TO 30 KNOTS. A FEW GALE FORCE GUSTS TO
35 KNOTS IN THE MORNING. SCATTERED RAIN AND SNOW SHOWERS. WAVES
BUILDING TO 7 TO 10 FEET...THEN SUBSIDING TO 5 TO 8 FEET.
.TONIGHT...NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 5 TO
15 KNOTS AFTER MIDNIGHT. ISOLATED RAIN AND SNOW SHOWERS. WAVES
SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...WEST WINDS LESS THAN 10 KNOTS. A CHANCE OF RAIN AND SNOW
SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.
.THURSDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS INCREASING TO 20 TO
30 KNOTS AFTER MIDNIGHT. SNOW SHOWERS LIKELY...POSSIBLY MIXED WITH
RAIN SHOWERS THROUGH MIDNIGHT...THEN A CHANCE OF SNOW SHOWERS AFTER
MIDNIGHT. WAVES BUILDING TO 7 TO 10 FEET.
.FRIDAY...NORTH GALES TO 40 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES
BUILDING TO 9 TO 12 FEET...THEN SUBSIDING TO 6 TO 9 FEET.
.FRIDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 2 TO 4 FEET.
.SATURDAY...NORTH WINDS 10 TO 20 KNOTS VEERING SOUTH. WAVES
SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.SUNDAY...SOUTH WINDS 15 TO 25 KNOTS. WAVES BUILDING TO 2 TO
4 FEET.

$$

LSZ261-291615-
MAFOR 2909/
SUPERIOR WEST 11740 11830 12720 11620 11710 12700. SCATTERED RAIN
AND SNOW SHOWERS THIS MORNING. ISOLATED RAIN AND SNOW SHOWERS OVERNIGHT.
WAVES 1 TO 5 FEET.

SUPERIOR NORTH CENTRAL 14740 11730 11720 11710 11800. SCATTERED RAIN
AND SNOW SHOWERS TODAY. ISOLATED RAIN AND SNOW SHOWERS TONIGHT. WAVES
5 TO 9 FEET TODAY. WAVES 4 TO 6 FEET SUBSIDING TO 1 TO 3 FEET TONIGHT.

SUPERIOR SOUTH CENTRAL 10640 12740 19750 13740 11720 11710 11610.
SCATTERED RAIN AND SNOW SHOWERS. WAVES 4 TO 9 FEET TODAY. WAVES 5 TO
7 FEET SUBSIDING TO 1 TO 3 FEET TONIGHT.

SUPERIOR EAST 10640 13740 19750 12740 11730 11720 11710. SCATTERED
RAIN AND SNOW SHOWERS TODAY. ISOLATED RAIN AND SNOW SHOWERS TONIGHT.
WAVES 8 TO 11 FEET TODAY. WAVES 5 TO 8 FEET SUBSIDING TO 2 TO 4 FEET
TONIGHT.

$$

JLA






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