Great Lakes Forecast
Issued by NWS

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000
FZUS63 KMQT 231334
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
934 AM EDT THU OCT 23 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A 30.5 INCH HIGH PRESSURE OVER FAR EASTERN QUEBEC WILL
MOVE TO THE CANADIAN MARITIMES TODAY WHILE EXTENDING A RIDGE AXIS
SOUTHWEST INTO THE CENTRAL GREAT LAKES. MEANWHILE...A 29.6 INCH LOW
PRESSURE CENTERED NEAR LAKE WINNIPEG WILL DRIFT INTO NORTHWEST
ONTARIO AND DISSIPATE BY FRIDAY. ANOTHER 29.3 INCH LOW PRESSURE OVER
NORTHERN SASKATCHEWAN ON FRIDAY WILL THEN DRIFT EAST INTO FAR
SOUTHERN HUDSON BAY ON SATURDAY...DRAGGING ITS ATTENDANT COLD FRONT
ACROSS THE UPPER GREAT LAKES ON FRIDAY NIGHT. IN THE WAKE OF THIS
FRONTAL PASSAGE...EXPECT A 30.2 INCH HIGH PRESSURE OVER THE NORTHERN
PLAINS ON SATURDAY TO MOVE TO THE OHIO RIVER VALLEY ON SUNDAY WHILE
YET ANOTHER 29.4 INCH LOW PRESSURE DEVELOPS OVER THE CANADIAN
PRAIRIES. THIS LOW WILL TRACK EASTWARD...REACHING THE UPPER
MISSISSIPPI VALLEY BY MONDAY EVENING.

LSZ162-232145-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
934 AM EDT THU OCT 23 2014 /834 AM CDT THU OCT 23 2014/

.REST OF TODAY...SOUTH WINDS 5 TO 15 KNOTS. SCATTERED
SHOWERS...ENDING BY LATE AFTERNOON. WAVES 1 TO 3 FEET SUBSIDING TO
CALM TO 2 FEET.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTHWEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST AFTER
MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET.
.SATURDAY...WEST WINDS 15 TO 25 KNOTS. WAVES BUILDING TO 3 TO
5 FEET.
.SATURDAY NIGHT...WEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST
AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET.
.SUNDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHEAST. A CHANCE OF
RAIN SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.
.MONDAY...EAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN SHOWERS.
WAVES BUILDING TO 1 TO 3 FEET.

$$

LSZ263-232145-
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-
934 AM EDT THU OCT 23 2014

.REST OF TODAY...SOUTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY EARLY AFTERNOON. SCATTERED RAIN SHOWERS. WAVES 2 TO
4 FEET SUBSIDING TO 1 TO 3 FEET.
.TONIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS. A SLIGHT CHANCE OF RAIN
SHOWERS THROUGH MID EVENING. WAVES SUBSIDING TO CALM TO 2 FEET.
.FRIDAY...SOUTHWEST WINDS 10 TO 20 KNOTS. WAVES BUILDING TO 1 TO
3 FEET.
.FRIDAY NIGHT...SOUTHWEST WINDS 15 TO 25 KNOTS VEERING WEST AFTER
MIDNIGHT. WAVES BUILDING TO 3 TO 5 FEET.
.SATURDAY...WEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS BY MID AFTERNOON. WAVES BUILDING TO 3 TO 6 FEET.
.SATURDAY NIGHT...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 2 TO 4 FEET.
.SUNDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHEAST. WAVES
SUBSIDING TO 1 TO 3 FEET.
.MONDAY...SOUTHEAST WINDS 10 TO 20 KNOTS BACKING EAST. A CHANCE
OF RAIN SHOWERS. WAVES BUILDING TO 2 TO 4 FEET...THEN SUBSIDING
TO 1 TO 3 FEET.

$$

LSZ264-232145-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
934 AM EDT THU OCT 23 2014

.REST OF TODAY...SOUTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. SCATTERED RAIN SHOWERS BY NOON. WAVES 3
TO 5 FEET SUBSIDING TO 2 TO 4 FEET.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST AFTER
MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS THROUGH MIDNIGHT. WAVES
SUBSIDING TO CALM TO 2 FEET.
.FRIDAY...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST BY MID
AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET.
.FRIDAY NIGHT...SOUTHWEST WINDS 15 TO 25 KNOTS VEERING WEST AFTER
MIDNIGHT. WAVES BUILDING TO 3 TO 6 FEET.
.SATURDAY...WEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS BY MID AFTERNOON. WAVES 3 TO 6 FEET.
.SATURDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 KNOTS AFTER MIDNIGHT. WAVES 3 TO 5 FEET.
.SUNDAY...WEST WINDS 10 TO 20 KNOTS BACKING SOUTHEAST. WAVES
SUBSIDING TO 1 TO 3 FEET.
.MONDAY...SOUTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES BUILDING TO 3 TO
5 FEET...THEN SUBSIDING TO 2 TO 4 FEET.

$$

LSZ265-232145-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
934 AM EDT THU OCT 23 2014

.REST OF TODAY...SOUTH WINDS 10 TO 20 KNOTS DIMINISHING 5 TO 15
KNOTS BY EARLY AFTERNOON. SCATTERED RAIN SHOWERS BY NOON. WAVES 2 TO
4 FEET SUBSIDING TO 1 TO 3 FEET.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST AFTER
MIDNIGHT. A SLIGHT CHANCE OF SHOWERS THROUGH MIDNIGHT. WAVES
SUBSIDING TO CALM TO 2 FEET.
.FRIDAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST
15 TO 25 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET.
.SATURDAY...WEST WINDS 20 TO 30 KNOTS. WAVES BUILDING TO 3 TO 6
FEET.
.SATURDAY NIGHT...WEST WINDS 20 TO 30 KNOTS BECOMING NORTHWEST
15 TO 25 KNOTS AFTER MIDNIGHT. WAVES 3 TO 5 FEET.
.SUNDAY...NORTHWEST WINDS 10 TO 20 KNOTS BACKING SOUTHEAST. WAVES
SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.MONDAY...SOUTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES BUILDING TO 2 TO
4 FEET.

$$

LSZ266-232145-
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-
934 AM EDT THU OCT 23 2014

.REST OF TODAY...SOUTH WINDS 10 TO 20 KNOTS. SCATTERED RAIN
SHOWERS IN THE AFTERNOON. WAVES 3 TO 5 FEET SUBSIDING TO 2 TO 4
FEET.
.TONIGHT...SOUTH WINDS 10 TO 20 KNOTS BECOMING SOUTHWEST 5 TO
15 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN SHOWERS THROUGH
MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
.FRIDAY...SOUTH WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST
15 TO 25 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS
AFTER MIDNIGHT. WAVES BUILDING TO 3 TO 6 FEET.
.SATURDAY...WEST WINDS 20 TO 30 KNOTS. WAVES BUILDING TO 6 TO 9
FEET.
.SATURDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS. WAVES SUBSIDING
TO 5 TO 8 FEET.
.SUNDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING SOUTH 10 TO
20 KNOTS. WAVES SUBSIDING TO 1 TO 3 FEET.
.MONDAY...SOUTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES BUILDING TO 3 TO
5 FEET...THEN SUBSIDING TO 2 TO 4 FEET.

$$

LSZ267-232145-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
934 AM EDT THU OCT 23 2014

.REST OF TODAY...SOUTH WINDS 10 TO 20 KNOTS. ISOLATED RAIN
SHOWERS BY MID AFTERNOON. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
3 FEET.
.TONIGHT...SOUTH WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE OF RAIN
SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.
.FRIDAY...SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT.
WAVES BUILDING TO 3 TO 5 FEET.
.SATURDAY...WEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO 30 KNOTS BY
MID AFTERNOON. WAVES BUILDING TO 6 TO 9 FEET.
.SATURDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS. WAVES 6 TO 9 FEET.
.SUNDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING SOUTH 10 TO
20 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET.
.MONDAY...SOUTHEAST WINDS 15 TO 25 KNOTS. A CHANCE OF RAIN
SHOWERS...THEN RAIN SHOWERS LIKELY. WAVES BUILDING TO 2 TO
4 FEET...THEN SUBSIDING TO 1 TO 3 FEET.

$$
LSZ261-232145-
MAFOR 2315/
SUPERIOR WEST 13410 11500 14510. SCATTERED RAIN SHOWERS THROUGH THIS
AFTERNOON. WAVES 1 TO 3 FEET.

SUPERIOR NORTH CENTRAL 11420 14410 11500 11510 11410. SCATTERED RAIN
SHOWERS THIS AFTERNOON AND EVENING. WAVES 2 TO 5 FEET THIS AFTERNOON
SUBSIDING TO 1 TO 3 FEET TONIGHT AND FRIDAY MORNING.

SUPERIOR SOUTH CENTRAL 11430 11420 12410 11510 12500 11400.
SCATTERED RAIN SHOWERS THIS AFTERNOON AND EVENING. WAVES 1 TO 4
FEET.

SUPERIOR EAST 12420 11410 11420 13410 11400. ISOLATED RAIN SHOWERS
LATE THIS AFTERNOON. CHANCE OF RAIN SHOWERS TONIGHT. WAVES 2 TO 5
FEET THIS AFTERNOON SUBSIDING TO 1 TO 3 FEET TONIGHT AND FRIDAY
MORNING.

$$

KLUBER





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