Great Lakes Forecast
Issued by NWS

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000
FZUS63 KMQT 230752
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
352 AM EDT FRI SEP 23 2016

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A 30.4 INCH HIGH PRESSURE OVER NORTHWEST ONTARIO THIS
MORNING WILL MOVE VERY SLOWLY TO THE EAST THROUGH THE WEEKEND...
REACHING FAR WESTERN QUEBEC ON SUNDAY TO THE EAST OF A 29.6 INCH LOW
PRESSURE DRIFTING NORTH THROUGH THE PLAINS INTO MANITOBA. AS THE
QUEBEC HIGH SLIPS INTO NEW ENGLAND AND WEAKENS TO 30.2 INCHES BY
TUESDAY...EXPECT THE LOW OVER MANITOBA TO DRIFT THROUGH NORTHWEST
ONTARIO AND DRAG A LOW PRESSURE TROUGH AVERAGING 29.9 INCHES ACROSS
THE UPPER GREAT LAKES ON MONDAY NIGHT.

LSZ162-231600-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
352 AM EDT FRI SEP 23 2016 /252 AM CDT FRI SEP 23 2016/

.EARLY THIS MORNING...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES 1 TO
3 FEET BUILDING TO 2 TO 4 FEET.
.TODAY...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST BY MID
AFTERNOON. WAVES BUILDING TO 3 TO 5 FEET.
.TONIGHT...EAST WINDS 15 TO 25 KNOTS BECOMING SOUTHEAST 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET.
.SATURDAY...EAST WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE OF SHOWERS
THROUGH EARLY AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.SATURDAY NIGHT...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST
AFTER MIDNIGHT. A CHANCE OF SHOWERS. WAVES BUILDING TO 1 TO
3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH BY MID
AFTERNOON. SHOWERS LIKELY THROUGH EARLY AFTERNOON...THEN A CHANCE
OF SHOWERS BY MID AFTERNOON. WAVES 1 TO 3 FEET.
.SUNDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS.
WAVES 1 TO 3 FEET.
.MONDAY...WEST WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.TUESDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING NORTH 5 TO
15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ263-231600-
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-
352 AM EDT FRI SEP 23 2016

.EARLY THIS MORNING...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES 1 TO
3 FEET.
.TODAY...EAST WINDS 10 TO 20 KNOTS. WAVES BUILDING TO 2 TO
4 FEET...THEN SUBSIDING TO 1 TO 3 FEET.
.TONIGHT...EAST WINDS 10 TO 20 KNOTS VEERING SOUTHEAST AFTER
MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET.
.SATURDAY...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING EAST 10 TO
20 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS THROUGH
EARLY AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET...THEN
BUILDING TO 2 TO 4 FEET.
.SATURDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS. A CHANCE OF
SHOWERS AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET...THEN
BUILDING TO 2 TO 4 FEET.
.SUNDAY...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH BY MID
AFTERNOON. SHOWERS LIKELY. WAVES BUILDING TO 3 TO 5 FEET.
.SUNDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST AFTER
MIDNIGHT. A CHANCE OF SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET.
.MONDAY...WEST WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.TUESDAY...NORTHWEST WINDS 10 TO 20 KNOTS VEERING NORTH. WAVES
CALM TO 2 FEET.

$$

LSZ264-231600-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
352 AM EDT FRI SEP 23 2016

.EARLY THIS MORNING...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES 1 TO
3 FEET.
.TODAY...EAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS
BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.TONIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. WAVES BUILDING TO
2 TO 4 FEET.
.SATURDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS. WAVES 2 TO
4 FEET.
.SUNDAY...SOUTHEAST WINDS 15 TO 25 KNOTS. SHOWERS LIKELY. WAVES
BUILDING TO 3 TO 6 FEET.
.SUNDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST
10 TO 20 KNOTS AFTER MIDNIGHT. SHOWERS LIKELY. WAVES SUBSIDING TO
1 TO 3 FEET.
.MONDAY...WEST WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS. WAVES
BUILDING TO 2 TO 4 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.TUESDAY...NORTHWEST WINDS 10 TO 20 KNOTS VEERING NORTH. A CHANCE
OF SHOWERS. WAVES CALM TO 2 FEET.

$$

LSZ265-231600-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
352 AM EDT FRI SEP 23 2016

.EARLY THIS MORNING...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES CALM
TO 2 FEET.
.TODAY...EAST WINDS 10 TO 20 KNOTS. WAVES BUILDING TO 1 TO
3 FEET.
.TONIGHT...EAST WINDS 10 TO 20 KNOTS VEERING SOUTHEAST AFTER
MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. WAVES BUILDING TO
1 TO 3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTHEAST WINDS 15 TO 25 KNOTS. WAVES BUILDING
TO 2 TO 4 FEET...THEN SUBSIDING TO 1 TO 3 FEET.
.SUNDAY...SOUTHEAST WINDS 15 TO 25 KNOTS. A CHANCE OF SHOWERS
THROUGH EARLY AFTERNOON...THEN SHOWERS LIKELY BY MID AFTERNOON.
WAVES BUILDING TO 3 TO 5 FEET.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. SHOWERS LIKELY. WAVES SUBSIDING TO 1 TO 3 FEET.
.MONDAY...WEST WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.TUESDAY...WEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST. A CHANCE
OF SHOWERS. WAVES CALM TO 2 FEET.

$$

LSZ266-231600-
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-
352 AM EDT FRI SEP 23 2016

.EARLY THIS MORNING...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES 1 TO
3 FEET.
.TODAY...EAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS
BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET...THEN
BUILDING TO 1 TO 3 FEET.
.TONIGHT...NORTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...SOUTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS. WAVES BUILDING
TO 2 TO 4 FEET.
.SUNDAY...SOUTHEAST WINDS 15 TO 25 KNOTS. A CHANCE OF SHOWERS
THROUGH EARLY AFTERNOON...THEN SHOWERS LIKELY BY MID AFTERNOON.
WAVES BUILDING TO 3 TO 6 FEET.
.SUNDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. SHOWERS LIKELY. WAVES SUBSIDING TO 3 TO
6 FEET.
.MONDAY...SOUTHWEST WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS.
WAVES SUBSIDING TO 1 TO 3 FEET.
.TUESDAY...WEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST. A CHANCE
OF SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.

$$

LSZ267-231600-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
352 AM EDT FRI SEP 23 2016

.EARLY THIS MORNING...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES 1 TO
3 FEET SUBSIDING TO CALM TO 2 FEET.
.TODAY...EAST WINDS 5 TO 15 KNOTS BACKING NORTHEAST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.TONIGHT...NORTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTHEAST AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTHEAST WINDS 5 TO 15 KNOTS BACKING EAST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET.
.SUNDAY...SOUTHEAST WINDS 15 TO 25 KNOTS. A CHANCE OF SHOWERS BY
MID AFTERNOON. WAVES BUILDING TO 2 TO 4 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 20 TO 30 KNOTS BECOMING SOUTH
15 TO 25 KNOTS AFTER MIDNIGHT. SHOWERS LIKELY. WAVES BUILDING TO
3 TO 6 FEET.
.MONDAY...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST. A CHANCE
OF SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET.
.TUESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. A CHANCE
OF SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.

$$

LSZ261-231600-
MAFOR 2309/
SUPERIOR WEST 11110 11120 11210 14220 11320. WAVES 2 TO 4 FEET.

SUPERIOR NORTH CENTRAL 11110 13210 12200 12210. WAVES 1 TO 3
FEET.

SUPERIOR SOUTH CENTRAL 11110 12210 12200 12210 11310. WAVES 1 TO
3 FEET.

SUPERIOR EAST 11110 12210 14100 11200. WAVES 1 TO 2 FEET.

$$

VOSS



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