Great Lakes Forecast
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000
FZUS63 KMQT 130240
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
940 PM EST FRI DEC 12 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...HIGH PRESSURE OF 30.4 INCHES OVER THE TENNESSEE VALLEY
AND AN ASSOCIATED 30.2 INCH RIDGE EXTENDING NORTHWARD ACROSS THE
UPPER GREAT LAKES WILL REMAIN NEARLY STATIONARY THROUGH SATURDAY.
THE RIDGE WILL PUSH OVER THE LOWER GREAT LAKES BY SUNDAY AS A LOW
PRESSURE TROUGH OF 29.8 INCHES MOVES FROM THE NORTHERN PLAINS TO
MINNESOTA. EXPECT THE LOW PRESSURE TROUGH TO BEGIN CROSSING LAKE
SUPERIOR ON MONDAY. A STRONGER LOW PRESSURE SYSTEM OF 29.5 INCHES
WILL FORM ALONG THE TROUGH MONDAY NIGHT AND LIFT ACROSS THE UPPER
GREAT LAKES ON TUESDAY. AS THE LOW SLIDES TO QUEBEC AND NEW ENGLAND
ON WEDNESDAY...HIGH PRESSURE OF 30.5 INCHES WILL EXPAND FROM SOUTH
CENTRAL CANADA AND THE NORTHERN PLAINS TO THE WESTERN GREAT LAKES.

LSZ162-131045-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
940 PM EST FRI DEC 12 2014 /840 PM CST FRI DEC 12 2014/

.REST OF TONIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS. PATCHY FOG
AFTER MIDNIGHT. WAVES 2 TO 4 FEET BUILDING TO 3 TO 5 FEET.
.SATURDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST IN THE
AFTERNOON. PATCHY FOG. WAVES SUBSIDING TO 1 TO 3 FEET.
.SATURDAY NIGHT...WEST WINDS 5 TO 15 KNOTS. DRIZZLE IN THE
EVENING...THEN A SLIGHT CHANCE OF DRIZZLE AFTER MIDNIGHT. WAVES
SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 5 TO 15 KNOTS. A CHANCE OF DRIZZLE. WAVES
CALM TO 2 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING WEST AFTER
MIDNIGHT. A CHANCE OF RAIN AND DRIZZLE. WAVES CALM TO 2 FEET.
.MONDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING NORTH 10 TO
20 KNOTS IN THE AFTERNOON. PATCHY FOG IN THE MORNING. A CHANCE OF
RAIN. WAVES BUILDING TO 1 TO 3 FEET.
.MONDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS AFTER MIDNIGHT. SNOW LIKELY. WAVES BUILDING TO 3 TO
5 FEET.
.TUESDAY...NORTH WINDS 15 TO 25 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS. A CHANCE OF SNOW. WAVES BUILDING TO 3 TO 6 FEET...THEN
SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 20 KNOTS VEERING NORTH. WAVES
SUBSIDING TO 1 TO 3 FEET.

$$

LSZ263-131045-
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-
940 PM EST FRI DEC 12 2014

.REST OF TONIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS. PATCHY FOG
AFTER MIDNIGHT. WAVES 3 TO 6 FEET.
.SATURDAY...WEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS IN THE AFTERNOON. PATCHY FOG IN THE MORNING. WAVES
SUBSIDING TO 2 TO 4 FEET.
.SATURDAY NIGHT...WEST WINDS 5 TO 15 KNOTS. A SLIGHT CHANCE OF
DRIZZLE AFTER MIDNIGHT. WAVES 2 TO 4 FEET.
.SUNDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTH IN THE
AFTERNOON. A CHANCE OF DRIZZLE. WAVES SUBSIDING TO CALM TO
2 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH AFTER
MIDNIGHT. A CHANCE OF RAIN AND DRIZZLE. WAVES BUILDING TO 1 TO
3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.MONDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING NORTH 10 TO
20 KNOTS IN THE AFTERNOON. PATCHY FOG IN THE MORNING. A CHANCE OF
RAIN. WAVES BUILDING TO 1 TO 3 FEET.
.MONDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS AFTER MIDNIGHT. SNOW LIKELY. WAVES BUILDING TO 4 TO
7 FEET.
.TUESDAY...NORTH WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW. WAVES
SUBSIDING TO 3 TO 6 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 20 KNOTS VEERING NORTH. WAVES
SUBSIDING TO 2 TO 4 FEET.

$$

LSZ264-131045-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
940 PM EST FRI DEC 12 2014

.REST OF TONIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS. PATCHY FOG.
WAVES 3 TO 6 FEET.
.SATURDAY...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG IN THE MORNING.
WAVES 3 TO 5 FEET.
.SATURDAY NIGHT...WEST WINDS 5 TO 15 KNOTS. WAVES SUBSIDING TO
2 TO 4 FEET.
.SUNDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTH IN THE
AFTERNOON. DRIZZLE IN THE MORNING...THEN A SLIGHT CHANCE OF
DRIZZLE IN THE AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH AFTER
MIDNIGHT. A CHANCE OF RAIN AND DRIZZLE. WAVES CALM TO 2 FEET.
.MONDAY...WEST WINDS 5 TO 15 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS IN THE AFTERNOON. PATCHY FOG IN THE MORNING. A CHANCE OF
RAIN. WAVES BUILDING TO 1 TO 3 FEET.
.MONDAY NIGHT...NORTH WINDS 15 TO 25 KNOTS VEERING NORTHEAST
AFTER MIDNIGHT. RAIN LIKELY IN THE EVENING...THEN SNOW LIKELY
AFTER MIDNIGHT. WAVES BUILDING TO 3 TO 6 FEET.
.TUESDAY...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS. FREEZING SPRAY. A CHANCE OF SNOW. WAVES BUILDING TO
4 TO 7 FEET...THEN SUBSIDING TO 3 TO 6 FEET.
.WEDNESDAY...NORTH WINDS 15 TO 25 KNOTS. WAVES SUBSIDING TO 3 TO
5 FEET.

$$

LSZ265-131045-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
940 PM EST FRI DEC 12 2014

.REST OF TONIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.SATURDAY...WEST WINDS 5 TO 15 KNOTS. WAVES BUILDING TO 1 TO
3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.SATURDAY NIGHT...WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET...THEN
SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING SOUTH 5 TO
15 KNOTS IN THE AFTERNOON. DRIZZLE IN THE MORNING...THEN A SLIGHT
CHANCE OF DRIZZLE IN THE AFTERNOON. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.MONDAY...WEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST IN THE
AFTERNOON. PATCHY FOG IN THE MORNING. A CHANCE OF RAIN. WAVES
BUILDING TO 1 TO 3 FEET.
.MONDAY NIGHT...NORTH WINDS 15 TO 25 KNOTS. RAIN LIKELY IN THE
EVENING...THEN SNOW LIKELY AFTER MIDNIGHT. WAVES BUILDING TO 3 TO
6 FEET.
.TUESDAY...NORTH WINDS 20 TO 30 KNOTS BACKING NORTHWEST. SNOW
LIKELY...THEN A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 4 TO
7 FEET.
.WEDNESDAY...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES SUBSIDING TO 3 TO 5 FEET.

$$

LSZ266-131045-
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-
940 PM EST FRI DEC 12 2014

.REST OF TONIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS. PATCHY FOG
AFTER MIDNIGHT. WAVES 3 TO 5 FEE.
.SATURDAY...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST IN THE
AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 3 TO 5 FEET.
.SATURDAY NIGHT...WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET...THEN
BUILDING TO 2 TO 4 FEET.
.SUNDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTH IN THE
AFTERNOON. DRIZZLE IN THE MORNING...THEN A SLIGHT CHANCE OF
DRIZZLE IN THE AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN AND
DRIZZLE. WAVES BUILDING TO 1 TO 3 FEET.
.MONDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST IN THE
AFTERNOON. PATCHY FOG IN THE MORNING. A CHANCE OF RAIN. WAVES
BUILDING TO 2 TO 4 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS VEERING NORTH
AFTER MIDNIGHT. RAIN LIKELY. SNOW LIKELY AFTER MIDNIGHT. WAVES
BUILDING TO 3 TO 6 FEET.
.TUESDAY...NORTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS. SNOW LIKELY...THEN A CHANCE OF SNOW SHOWERS. WAVES
BUILDING TO 4 TO 7 FEET.
.WEDNESDAY...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES SUBSIDING TO 3 TO 5 FEET.

$$

LSZ267-131045-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
940 PM EST FRI DEC 12 2014

.REST OF TONIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS. PATCHY FOG.
WAVES 2 TO 4 FEET.
.SATURDAY...SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS IN THE AFTERNOON. PATCHY FOG IN THE MORNING. WAVES
2 TO 4 FEET.
.SATURDAY NIGHT...WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET.
.SUNDAY...WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST IN THE
AFTERNOON. DRIZZLE IN THE MORNING...THEN A SLIGHT CHANCE OF
DRIZZLE IN THE AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN AND
DRIZZLE. WAVES BUILDING TO 1 TO 3 FEET.
.MONDAY...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST IN THE
AFTERNOON. PATCHY FOG IN THE MORNING. A CHANCE OF RAIN. WAVES
1 TO 3 FEET.
.MONDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS BACKING EAST AFTER
MIDNIGHT. RAIN LIKELY. WAVES BUILDING TO 2 TO 4 FEET...THEN
SUBSIDING TO CALM TO 2 FEET.
.TUESDAY...NORTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS. SNOW...POSSIBLY MIXED WITH RAIN...THEN A CHANCE OF SNOW
SHOWERS. WAVES BUILDING TO 3 TO 5 FEET.
.WEDNESDAY...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES SUBSIDING TO 2 TO 4 FEET...THEN BUILDING TO 3 TO
6 FEET.

$$
LSZ261-131045-
MAFOR 1304/
SUPERIOR WEST 11520 12530 12520 12620 11625. PATCHY FOG OVERNIGHT
AND SATURDAY MORNING. DRIZZLE SATURDAY EVENING. WAVES 2 TO 5 FEET

SUPERIOR NORTH CENTRAL 13520 14620 11620. PATCHY FOG OVERNIGHT AND
SATURDAY. WAVES 2 TO 6 FEET.

SUPERIOR SOUTH CENTRAL 13510 14610 11610. WAVES CALM TO 3 FEET.

SUPERIOR EAST 14510 11510 13610. PATCHY FOG OVERNIGHT AND SATURDAY
MORNING. WAVES 1 TO 4 FEET.

$$

PETRO




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