Great Lakes Forecast
Issued by NWS

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000
FZUS63 KMQT 262002
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
402 PM EDT FRI SEP 26 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A 30.3 INCH HIGH PRESSURE CENTERED OVER LAKE HURON THIS
AFTERNOON WILL MOVE SLOWLY OVER THE MID ATLANTIC STATES BY SUNDAY AND
WEAKEN TO 30.1 INCHES. A LOW PRESSURE TROUGH AVERAGING 30.0 INCHES
DROPPING SOUTH THROUGH ONTARIO ON SUNDAY WILL CROSS THE UPPER LAKES
ON SUNDAY NIGHT INTO MONDAY TO THE SOUTH OF A 30.5 INCH HIGH PRESSURE
BUILDING INTO FAR NORTHWEST ONTARIO. EXPECT THIS HIGH TO SHIFT INTO
NORTHERN NEW ENGLAND ON TUESDAY AND EXTEND A RIDGE AXIS AVERAGING
30.1 INCHES WEST INTO THE UPPER LAKES. ON WEDNESDAY A LOW OF 29.4
INCHES WILL MOVE FROM THE DAKOTAS INTO MANITOBA.

LSZ162-270415-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
402 PM EDT FRI SEP 26 2014 /302 PM CDT FRI SEP 26 2014/

.LATE THIS AFTERNOON...EAST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.TONIGHT...EAST WINDS 5 TO 15 KNOTS. AREAS OF FOG. WAVES CALM TO
2 FEET.
.SATURDAY...SOUTH WINDS 5 TO 15 KNOTS. PATCHY FOG THROUGH EARLY
AFTERNOON. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTHWEST WINDS 5 TO 15 KNOTS. A SLIGHT CHANCE OF
SHOWERS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS INCREASING TO
15 TO 25 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN SHOWERS THROUGH
MIDNIGHT...THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT. WAVES
BUILDING TO 4 TO 7 FEET.
.MONDAY...NORTHEAST WINDS 15 TO 25 KNOTS. A CHANCE OF RAIN
SHOWERS. WAVES SUBSIDING TO 3 TO 6 FEET.
.MONDAY NIGHT...EAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
1 TO 3 FEET.
.TUESDAY...EAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM TO
2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS BECOMING SOUTHWEST
5 TO 15 KNOTS. A CHANCE OF SHOWERS. WAVES BUILDING TO 1 TO
3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.

$$

LSZ263-270415-
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-
402 PM EDT FRI SEP 26 2014

.LATE THIS AFTERNOON...EAST WINDS LESS THAN 10 KNOTS. WAVES CALM
TO 2 FEET.
.TONIGHT...EAST WINDS LESS THAN 10 KNOTS BECOMING SOUTH 5 TO
15 KNOTS AFTER MIDNIGHT. AREAS OF FOG. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTH WINDS 5 TO 15 KNOTS. PATCHY FOG THROUGH EARLY
AFTERNOON. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.SUNDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING NORTHEAST BY MID
AFTERNOON. A SLIGHT CHANCE OF SHOWERS BY MID AFTERNOON. WAVES
CALM TO 2 FEET.
.SUNDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS INCREASING TO
15 TO 25 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN SHOWERS THROUGH
MIDNIGHT...THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT. WAVES
BUILDING TO 4 TO 7 FEET.
.MONDAY...NORTHEAST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS BY MID AFTERNOON. A CHANCE OF RAIN SHOWERS. WAVES
BUILDING TO 4 TO 8 FEET.
.MONDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING
TO 1 TO 3 FEET.
.TUESDAY...EAST WINDS 10 TO 20 KNOTS VEERING SOUTHEAST. WAVES
SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH. A
CHANCE OF SHOWERS. WAVES BUILDING TO 2 TO 4 FEET...THEN SUBSIDING
TO CALM TO 2 FEET.

$$

LSZ264-270415-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
402 PM EDT FRI SEP 26 2014

.LATE THIS AFTERNOON...SOUTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM
TO 2 FEET.
.TONIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH AFTER
MIDNIGHT. AREAS OF FOG. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTH WINDS 5 TO 15 KNOTS. PATCHY FOG THROUGH EARLY
AFTERNOON. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.SUNDAY...WEST WINDS 5 TO 15 KNOTS VEERING NORTHEAST BY MID
AFTERNOON. A SLIGHT CHANCE OF SHOWERS BY MID AFTERNOON. WAVES
CALM TO 2 FEET.
.SUNDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS INCREASING TO
15 TO 25 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN SHOWERS THROUGH
MIDNIGHT...THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT. WAVES
BUILDING TO 4 TO 7 FEET.
.MONDAY...NORTHEAST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS BY MID AFTERNOON. RAIN SHOWERS LIKELY THROUGH EARLY
AFTERNOON...THEN A CHANCE OF RAIN SHOWERS BY MID AFTERNOON. WAVES
BUILDING TO 4 TO 8 FEET.
.MONDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING
TO 1 TO 3 FEET.
.TUESDAY...EAST WINDS 10 TO 20 KNOTS VEERING SOUTHEAST. WAVES
SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH. A
CHANCE OF SHOWERS. WAVES BUILDING TO 3 TO 5 FEET...THEN SUBSIDING
TO 1 TO 3 FEET.

$$

LSZ265-270415-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
402 PM EDT FRI SEP 26 2014

.LATE THIS AFTERNOON...EAST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING NORTH BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN SHOWERS. WAVES BUILDING
TO 4 TO 7 FEET.
.MONDAY...NORTHEAST WINDS 15 TO 25 KNOTS. RAIN SHOWERS LIKELY
THROUGH EARLY AFTERNOON...THEN A CHANCE OF RAIN SHOWERS BY MID
AFTERNOON. WAVES BUILDING TO 4 TO 8 FEET.
.MONDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING
TO 2 TO 4 FEET.
.TUESDAY...EAST WINDS 10 TO 20 KNOTS VEERING SOUTHEAST. WAVES
SUBSIDING TO CALM TO 2 FEET.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH. A
CHANCE OF SHOWERS. WAVES BUILDING TO 2 TO 4 FEET...THEN SUBSIDING
TO CALM TO 2 FEET.

$$

LSZ266-270415-
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-
402 PM EDT FRI SEP 26 2014

.LATE THIS AFTERNOON...SOUTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM
TO 2 FEET.
.TONIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTH 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING NORTH BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS INCREASING TO
15 TO 25 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN SHOWERS. WAVES
BUILDING TO 5 TO 8 FEET.
.MONDAY...NORTHEAST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS BY MID AFTERNOON. RAIN SHOWERS LIKELY THROUGH EARLY
AFTERNOON...THEN A CHANCE OF RAIN SHOWERS BY MID AFTERNOON. WAVES
SUBSIDING TO 3 TO 6 FEET.
.MONDAY NIGHT...NORTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET.
.TUESDAY...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 10 TO
20 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH. A
CHANCE OF SHOWERS. WAVES BUILDING TO 3 TO 5 FEET...THEN SUBSIDING
TO 1 TO 3 FEET.

$$

LSZ267-270415-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
402 PM EDT FRI SEP 26 2014

.LATE THIS AFTERNOON...EAST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS BECOMING SOUTHWEST
5 TO 15 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING NORTHEAST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS BECOMING EAST 10 TO
20 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS. WAVES BUILDING TO
3 TO 5 FEET.
.MONDAY...EAST WINDS 10 TO 20 KNOTS BECOMING NORTHEAST 15 TO
25 KNOTS BY MID AFTERNOON. RAIN SHOWERS LIKELY. WAVES 3 TO
5 FEET.
.MONDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING
TO CALM TO 2 FEET.
.TUESDAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST. WAVES
CALM TO 2 FEET.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS.
WAVES CALM TO 2 FEET.

$$

LSZ261-270415-
MAFOR 2621/
SUPERIOR WEST 12200 11300 11303 12300 12400. PATCHY FOG SATURDAY
MORNING. WAVES 1 FOOT OR LESS.

SUPERIOR NORTH CENTRAL 12300 11310 11410 11513 13410. PATCHY FOG
OVERNIGHT AND SATURDAY MORNING. WAVES 1 FOOT OR LESS.

SUPERIOR SOUTH CENTRAL 12310 15410. WAVES 2 FEET OR LESS.

SUPERIOR EAST 12300 15410. WAVES 1 FOOT OR LESS.

$$

JS





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