Great Lakes Forecast
Issued by NWS

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524
FZUS63 KMQT 281351
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
951 AM EDT WED SEP 28 2016

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A LOW PRESSURE OF 29.8 INCHES OVER SOUTHERN INDIANA WILL
SETTLE ACROSS THE SOUTHEAST UNITED STATES THURSDAY AND FRIDAY. A
HIGH PRESSURE RIDGE OF 30.5 INCHES FROM THE UPPER MISSISSIPPI VALLEY
TO NORTHERN ONTARIO AND QUEBEC THURSDAY WILL WEAKEN TO 30.3 INCHES ON
FRIDAY. EXPECT THE LOW PRESSURE TROUGH TO LIFT BACK NORTH ACROSS THE
CENTRAL AND LOWER GREAT LAKES THIS WEEKEND AS THE HIGH PRESSURE RIDGE
GRADUALLY DISSIPATES.

LSZ162-282200-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
951 AM EDT WED SEP 28 2016 /851 AM CDT WED SEP 28 2016/

.REST OF TODAY...NORTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS BY MID AFTERNOON. ISOLATED SHOWERS THROUGH EARLY
AFTERNOON. WAVES 3 TO 6 FEET BUILDING TO 5 TO 8 FEET...THEN
SUBSIDING TO 3 TO 5 FEET.
.TONIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
1 TO 3 FEET.
.THURSDAY...NORTHEAST WINDS 5 TO 15 KNOTS. WAVES SUBSIDING TO
CALM TO 2 FEET.
.THURSDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.FRIDAY...NORTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES BUILDING TO
1 TO 3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. WAVES CALM TO 2 FEET.
.SUNDAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST. WAVES CALM
TO 2 FEET.

$$

LSZ263-282200-
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-
951 AM EDT WED SEP 28 2016

.REST OF TODAY...NORTHEAST WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 KNOTS BY MID AFTERNOON. ISOLATED SHOWERS THROUGH EARLY
AFTERNOON. WAVES 4 TO 8 FEET SUBSIDING TO 3 TO 5 FEET.
.TONIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
1 TO 3 FEET.
.THURSDAY...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.THURSDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.FRIDAY...NORTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST. WAVES CALM
TO 2 FEET.

$$

LSZ264-282200-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
951 AM EDT WED SEP 28 2016

.REST OF TODAY...NORTHEAST WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 KNOTS BY MID AFTERNOON. ISOLATED SHOWERS THROUGH EARLY
AFTERNOON. WAVES 4 TO 7 FEET SUBSIDING TO 2 TO 4 FEET.
.TONIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES 2 TO 4 FEET.
.THURSDAY...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.THURSDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.FRIDAY...EAST WINDS 5 TO 15 KNOTS BACKING NORTHEAST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS BECOMING EAST 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.SATURDAY...EAST WINDS 10 TO 20 KNOTS BACKING NORTHEAST. WAVES
CALM TO 2 FEET.
.SUNDAY...NORTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ265-282200-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
951 AM EDT WED SEP 28 2016

.REST OF TODAY...NORTHEAST WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 KNOTS BY MID AFTERNOON. SCATTERED SHOWERS. WAVES 3 TO
5 FEET SUBSIDING TO 2 TO 4 FEET.
.TONIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
1 TO 3 FEET.
.THURSDAY...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
CALM TO 2 FEET.
.THURSDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.FRIDAY...EAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...EAST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.SATURDAY...EAST WINDS 10 TO 20 KNOTS BACKING NORTHEAST. WAVES
BUILDING TO 1 TO 3 FEET.
.SUNDAY...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET.

$$

LSZ266-282200-
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-
951 AM EDT WED SEP 28 2016

.REST OF TODAY...NORTHEAST WINDS 15 TO 25 KNOTS. ISOLATED SHOWERS
THROUGH EARLY AFTERNOON. WAVES 3 TO 5 FEET SUBSIDING TO 2 TO 4 FEET.
.TONIGHT...NORTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES 2 TO 4 FEET.
.THURSDAY...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
CALM TO 2 FEET.
.THURSDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS BECOMING EAST
5 TO 15 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...EAST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST 10 TO
20 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST AFTER
MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY...EAST WINDS 10 TO 20 KNOTS BACKING NORTHEAST. WAVES
1 TO 3 FEET.
.SUNDAY...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET.

$$

LSZ267-282200-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
951 AM EDT WED SEP 28 2016

.REST OF TODAY...EAST WINDS 15 TO 25 KNOTS BECOMING NORTHEAST
10 TO 20 KNOTS BY MID AFTERNOON. ISOLATED SHOWERS THROUGH EARLY
AFTERNOON. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET.
.TONIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
CALM TO 2 FEET.
.THURSDAY...NORTHEAST WINDS 5 TO 15 KNOTS BACKING NORTH BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...EAST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.SATURDAY...EAST WINDS 10 TO 20 KNOTS BACKING NORTHEAST. A CHANCE
OF SHOWERS. WAVES BUILDING TO 1 TO 3 FEET.
.SUNDAY...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM TO
2 FEET.

$$
LSZ261-282200-
MAFOR 2815/
SUPERIOR WEST 12130 13120 13110. WAVES 4 TO 7 FEET SUBSIDING TO 2 TO
5 FEET TONIGHT.

SUPERIOR NORTH CENTRAL 12130 14120 12110. WAVES 2 TO 6 FEET.

SUPERIOR SOUTH CENTRAL 11130 14120 11120 12110. SCATTERED SHOWERS
LATE THIS MORNING. WAVES 2 TO 5 FEET.

SUPERIOR EAST 11230 14120 13110. WAVES 2 TO 5 FEET.

$$

PETRO



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