Great Lakes Forecast
Issued by NWS

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FZUS63 KMQT 271950
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
350 PM EDT TUE SEP 27 2016

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...29.4 INCH LOW PRESSURE OVER NORTHEAST LAKE SUPERIOR WILL
WEAKEN TO 29.7 INCHES OVERNIGHT...AS IT MOVES SOUTHWARD OVER LAKE
MICHIGAN. THE LOW WILL THEN WEAKEN TO 29.9 INCHES THROUGH WEDNESDAY
AFTERNOON AS IT MOVES TO THE OHIO VALLEY. A HIGH PRESSURE RIDGE OF
30.4 INCHES WILL THEN BUILD ACROSS THE UPPER MISSISSIPPI VALLEY
THURSDAY THROUGH SATURDAY WHILE THE LOW MEANDERS AROUND THE UPPER
OHIO VALLEY. THE RIDGE WILL DISSIPATE SUNDAY AFTERNOON AS THE LOW
MOVES OVER LOWER MICHIGAN.

LSZ162-280400-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
350 PM EDT TUE SEP 27 2016 /250 PM CDT TUE SEP 27 2016/

.LATE THIS AFTERNOON...NORTH WINDS 15 TO 25 KNOTS. SCATTERED
SHOWERS. WAVES 3 TO 5 FEET.
.TONIGHT...NORTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS AFTER MIDNIGHT. A FEW GALE FORCE GUSTS TO 35 KNOTS
AFTER MIDNIGHT. SCATTERED SHOWERS. WAVES BUILDING TO 5 TO 9 FEET.
.WEDNESDAY...NORTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS THROUGH
EARLY AFTERNOON. WAVES SUBSIDING TO 3 TO 5 FEET.
.WEDNESDAY NIGHT...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 INCREASING TO 10 TO
20 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES CALM TO
2 FEET.
.SATURDAY...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.SUNDAY...NORTHEAST WINDS 10 TO 20 KNOTS BECOMING EAST 5 TO
15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ263-280400-
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-
350 PM EDT TUE SEP 27 2016

.LATE THIS AFTERNOON...NORTH WINDS 20 TO 30 KNOTS. SCATTERED
SHOWERS. WAVES 3 TO 5 FEET.
.TONIGHT...NORTH WINDS 20 TO 30 KNOTS VEERING NORTHEAST AFTER
MIDNIGHT. A FEW GALE FORCE GUSTS TO 35 KNOTS. SCATTERED SHOWERS.
WAVES BUILDING TO 6 TO 9 FEET.
.WEDNESDAY...NORTHEAST WINDS 15 TO 25 KNOTS. A SLIGHT CHANCE OF
SHOWERS THROUGH EARLY AFTERNOON. WAVES SUBSIDING TO 3 TO 5 FEET.
.WEDNESDAY NIGHT...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 INCREASING TO 10 TO
20 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES CALM TO
2 FEET.
.SATURDAY...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.SUNDAY...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST. WAVES CALM
TO 2 FEET.

$$

LSZ264-280400-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
350 PM EDT TUE SEP 27 2016

.LATE THIS AFTERNOON...NORTH WINDS 20 TO 30 KNOTS. SCATTERED
SHOWERS. WAVES 3 TO 5 FEET.
.TONIGHT...NORTHEAST WINDS 20 TO 30 KNOTS. A FEW GALE FORCE
GUSTS TO 35 KNOTS. SCATTERED SHOWERS. WAVES BUILDING TO 4 TO
8 FEET.
.WEDNESDAY...NORTHEAST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS THROUGH
EARLY AFTERNOON. WAVES SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY NIGHT...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 INCREASING TO
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.SATURDAY...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.SUNDAY...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST. WAVES CALM
TO 2 FEET.

$$

LSZ265-280400-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
350 PM EDT TUE SEP 27 2016

.LATE THIS AFTERNOON...NORTHWEST WINDS 15 TO 25 KNOTS. A SLIGHT
CHANCE OF WATERSPOUTS. NUMEROUS SHOWERS. WAVES 1 TO 3 FEET.
.TONIGHT...NORTHEAST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF WATERSPOUTS THROUGH
MIDNIGHT. NUMEROUS SHOWERS. WAVES BUILDING TO 3 TO 6 FEET.
.WEDNESDAY...NORTHEAST WINDS 15 TO 25 KNOTS. A CHANCE OF SHOWERS.
WAVES SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY NIGHT...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 10 TO 20 KNOTS. WAVES CALM TO
2 FEET.
.FRIDAY...EAST WINDS 10 TO 20 KNOTS BACKING NORTHEAST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.SATURDAY...EAST WINDS 10 TO 20 KNOTS BACKING NORTHEAST. WAVES
BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST. WAVES CALM
TO 2 FEET.

$$

LSZ266-280400-
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-
350 PM EDT TUE SEP 27 2016

.LATE THIS AFTERNOON...NORTH WINDS 5 TO 15 KNOTS. A SLIGHT CHANCE
OF WATERSPOUTS. NUMEROUS SHOWERS. WAVES 3 TO 5 FEET.
.TONIGHT...EAST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO 25 KNOTS
AFTER MIDNIGHT. A SLIGHT CHANCE OF WATERSPOUTS THROUGH MIDNIGHT.
NUMEROUS SHOWERS THROUGH MIDNIGHT...THEN SCATTERED SHOWERS. WAVES
BUILDING TO 3 TO 6 FEET.
.WEDNESDAY...NORTHEAST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS THROUGH
EARLY AFTERNOON. WAVES SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY NIGHT...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 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...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. A CHANCE
OF SHOWERS. WAVES 1 TO 3 FEET.
.SUNDAY...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST. WAVES
SUBSIDING TO CALM TO 2 FEET.

$$

LSZ267-280400-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
350 PM EDT TUE SEP 27 2016

.LATE THIS AFTERNOON...SOUTH WINDS 5 TO 15 KNOTS. A SLIGHT CHANCE
OF WATERSPOUTS. NUMEROUS SHOWERS. WAVES 2 TO 4 FEET SUBSIDING TO
1 TO 3 FEET.
.TONIGHT...EAST WINDS 5 TO 15 KNOTS INCREASING TO 15 TO 25 KNOTS
AFTER MIDNIGHT. NUMEROUS SHOWERS THROUGH MIDNIGHT...THEN
SCATTERED SHOWERS. WAVES 1 TO 3 FEET.
.WEDNESDAY...EAST WINDS 15 TO 25 KNOTS BECOMING NORTHEAST 10 TO
20 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS THROUGH
EARLY AFTERNOON. WAVES BUILDING TO 2 TO 4 FEET...THEN SUBSIDING
TO 1 TO 3 FEET.
.WEDNESDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.THURSDAY...NORTHEAST WINDS 10 TO 20 KNOTS. 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...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.SATURDAY...NORTHEAST WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS.
WAVES BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST. WAVES CALM
TO 2 FEET.

$$

LSZ261-280400-
MAFOR 2721/
SUPERIOR WEST 12830 11840 13140 12130. SCATTERED SHOWERS THIS
EVENING. WAVES 3 TO 8 FEET.

SUPERIOR NORTH CENTRAL 11830 11146 12140 14130. SCATTERED SHOWERS
THROUGH TONIGHT. WAVES 3 TO 7 FEET.

SUPERIOR SOUTH CENTRAL 11726 11826 11136 11236 13130 11120.
SLIGHT CHANCE OF WATERSPOUTS THIS EVENING. SCATTERED SHOWERS LATE
TONIGHT THROUGH WEDNESDAY MORNING. WAVES 2 TO 5 FEET.

SUPERIOR EAST 11516 11326 13220 12130 11120. SLIGHT CHANCE OF
WATERSPOUTS THIS EVENING. SCATTERED SHOWERS OVERNIGHT. WAVES 2 TO
5 FEET.

$$

KEC



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