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FZUS63 KMQT 181359
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
959 AM EDT SAT APR 18 2015

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...30.3 INCH HIGH PRESSURE OVER NORTHERN ONTARIO WILL REACH
QUEBEC ON SUNDAY. MEANWHILE...29.6 INCH LOW PRESSURE MOVING INTO
MINNESOTA ON SUNDAY MORNING WILL MERGE WITH ANOTHER 29.5 INCH LOW
PRESSURE SYSTEM LIFTING NORTHEAST INTO THE LOWER LAKES...RESULTING IN
A DEEPER 29.2 INCH LOW PRESSURE NEAR THE UPPER GREAT LAKES ON MONDAY.
ALTHOUGH THIS LOW WILL SHIFT NORTHEAST TO NEAR JAMES BAY ON
TUESDAY...A TROUGH OF LOW PRESSURE AVERAGING 29.5 INCHES ON ITS
SOUTHWEST FLANK WILL EXTEND BACK INTO THE UPPER GREAT LAKES. THESE
FEATURES WILL REMAIN NEARLY STATIONARY BUT WEAKEN SLOWLY THROUGH
WEDNESDAY...TO THE EAST OF A 30.1 INCH HIGH PRESSURE RIDGE BUILDING
OVER THE NORTHERN PLAINS.

LSZ162-182200-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
959 AM EDT SAT APR 18 2015

.REST OF TODAY...EAST WINDS 10 TO 20 KNOTS BACKING NORTHEAST BY
MID AFTERNOON. WAVES CALM TO 2 FEET BUILDING TO 3 TO 5 FEET.
.TONIGHT...EAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN AFTER
MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET.
.SUNDAY...EAST WINDS 5 TO 15 KNOTS. RAIN. WAVES SUBSIDING TO CALM
TO 2 FEET.
.SUNDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS BACKING NORTHWEST AFTER
MIDNIGHT. A CHANCE OF RAIN THROUGH MIDNIGHT...THEN RAIN LIKELY
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.MONDAY...WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
BY MID AFTERNOON. A CHANCE OF RAIN SHOWERS. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...WEST WINDS 15 TO 25 KNOTS VEERING NORTHWEST AFTER
MIDNIGHT. A CHANCE OF RAIN SHOWERS THROUGH MIDNIGHT. A CHANCE OF
SNOW SHOWERS. WAVES BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO
CALM TO 2 FEET.
.TUESDAY...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF RAIN
SHOWERS. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 20 KNOTS. WAVES CALM TO
2 FEET.

$$

LSZ263-182200-
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-
959 AM EDT SAT APR 18 2015

.REST OF TODAY...NORTHEAST WINDS 5 TO 15 KNOTS BECOMING EAST
10 TO 20 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET BUILDING TO
3 TO 5 FEET.
.TONIGHT...EAST WINDS 10 TO 20 KNOTS VEERING SOUTHEAST AFTER
MIDNIGHT. A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. WAVES SUBSIDING
TO 1 TO 3 FEET.
.SUNDAY...SOUTHEAST WINDS 10 TO 20 KNOTS BACKING EAST BY MID
AFTERNOON. RAIN LIKELY. WAVES BUILDING TO 3 TO 6 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS. RAIN LIKELY. WAVES
SUBSIDING TO 1 TO 3 FEET.
.MONDAY...WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
BY MID AFTERNOON. A CHANCE OF RAIN SHOWERS. WAVES SUBSIDING TO
CALM TO 2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.MONDAY NIGHT...WEST WINDS 10 TO 20 KNOTS BECOMING NORTHWEST
15 TO 25 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN AND SNOW SHOWERS.
WAVES 1 TO 3 FEET.
.TUESDAY...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF RAIN
SHOWERS. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.

$$

LSZ264-182200-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
959 AM EDT SAT APR 18 2015

.REST OF TODAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST BY
MID AFTERNOON. WAVES CALM TO 2 FEET.
.TONIGHT...EAST WINDS 10 TO 20 KNOTS BECOMING SOUTHEAST 15 TO
25 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT.
WAVES BUILDING TO 2 TO 4 FEET.
.SUNDAY...SOUTHEAST WINDS 20 TO 30 KNOTS. A CHANCE OF RAIN
THROUGH EARLY AFTERNOON...THEN RAIN LIKELY BY MID AFTERNOON.
WAVES BUILDING TO 5 TO 8 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. RAIN LIKELY. WAVES SUBSIDING TO
2 TO 4 FEET.
.MONDAY...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING WEST 10 TO
20 KNOTS BY MID AFTERNOON. A CHANCE OF RAIN SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.MONDAY NIGHT...WEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST AFTER
MIDNIGHT. A CHANCE OF RAIN AND SNOW SHOWERS. WAVES SUBSIDING TO
CALM TO 2 FEET.
.TUESDAY...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES BUILDING TO 1 TO 3 FEET.
.WEDNESDAY...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.

NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.

$$

LSZ265-182200-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
959 AM EDT SAT APR 18 2015

.REST OF TODAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST BY
MID AFTERNOON. WAVES 1 TO 3 FEET SUBSIDING TO CALM TO 2 FEET.
.TONIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 10 TO
20 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT.
WAVES BUILDING TO 1 TO 3 FEET.
.SUNDAY...SOUTHEAST WINDS 15 TO 25 KNOTS. A CHANCE OF RAIN
THROUGH EARLY AFTERNOON...THEN RAIN LIKELY BY MID AFTERNOON.
WAVES BUILDING TO 3 TO 5 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. RAIN. WAVES SUBSIDING TO 1 TO
3 FEET.
.MONDAY...WEST WINDS 5 TO 15 KNOTS INCREASING TO 15 TO 25 KNOTS
BY MID AFTERNOON. A CHANCE OF RAIN SHOWERS. WAVES SUBSIDING TO
CALM TO 2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.MONDAY NIGHT...WEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN AND SNOW SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.TUESDAY...WEST WINDS 15 TO 25 KNOTS VEERING NORTHWEST. A CHANCE
OF SNOW SHOWERS. WAVES BUILDING TO 1 TO 3 FEET.
.WEDNESDAY...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO
1 TO 3 FEET.

NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.

$$

LSZ266-182200-
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-
959 AM EDT SAT APR 18 2015

.REST OF TODAY...NORTH WINDS 5 TO 15 KNOTS DIMINISHING TO LESS
THAN 10 KNOTS BY MID AFTERNOON. WAVES 1 TO 3 FEET SUBSIDING TO
CALM TO 2 FEET.
.TONIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 3 TO 5 FEET.
.SUNDAY...SOUTHEAST WINDS 20 TO 30 KNOTS. A CHANCE OF RAIN. WAVES
BUILDING TO 5 TO 8 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. RAIN. WAVES SUBSIDING TO 2 TO
4 FEET.
.MONDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING WEST 10 TO 20 KNOTS
BY MID AFTERNOON. RAIN SHOWERS LIKELY THROUGH EARLY AFTERNOON...
THEN A CHANCE OF RAIN SHOWERS BY MID AFTERNOON. WAVES SUBSIDING
TO CALM TO 2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.MONDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN AND
SNOW SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.
.TUESDAY...WEST WINDS 15 TO 25 KNOTS VEERING NORTHWEST. A CHANCE
OF SNOW SHOWERS. WAVES BUILDING TO 2 TO 4 FEET.
.WEDNESDAY...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET.

NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.

$$

LSZ267-182200-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
959 AM EDT SAT APR 18 2015

.REST OF TODAY...NORTH WINDS 5 TO 15 KNOTS BACKING NORTHWEST BY
MID AFTERNOON. WAVES CALM TO 2 FEET.
.TONIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 15 TO
25 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTHEAST WINDS 20 TO 30 KNOTS. A CHANCE OF RAIN BY MID
AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. RAIN. WAVES SUBSIDING TO CALM TO
2 FEET.
.MONDAY...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING WEST BY MID
AFTERNOON. RAIN SHOWERS LIKELY THROUGH EARLY AFTERNOON...THEN A
CHANCE OF RAIN SHOWERS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST AFTER
MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES CALM TO 2 FEET.
.TUESDAY...WEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 1 TO
3 FEET.
.WEDNESDAY...NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET.

NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.

$$
LSZ261-182200-
MAFOR 1815/
SUPERIOR WEST 11210 12120 11230 12220 12226. CHANCE OF RAIN
TONIGHT. WAVES 1 TO 5 FEET.

SUPERIOR NORTH CENTRAL 11110 11200 12210 11310 11320 12330.
CHANCE OF RAIN SUNDAY MORNING. WAVES CALM TO 3 FEET THROUGH TONIGHT.
WAVES 3 TO 6 FEET SUNDAY MORNING.

SUPERIOR SOUTH CENTRAL 11110 11100 11200 11210 12310 11320 11330.
WAVES 1 TO 5 FEET.

SUPERIOR EAST 11810 11700 11800 11100 11210 12320 11330. WAVES 1
TO 5 FEET.

$$

PETRO

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