Great Lakes Forecast
Issued by NWS

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000
FZUS63 KMQT 061458
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
958 AM EST TUE DEC 6 2016

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A 29.4 INCH LOW PRESSURE OVER NORTHWEST MINNESOTA WILL
MOVE INTO CENTRAL ONTARIO BY WEDNESDAY MORNING WHILE WEAKENING TO
29.5 INCHES. THIS LOW WILL MOVE EASTWARD TO JAMES BAY BY WEDNESDAY
EVENING. A PAIR OF ASSOCIATED TROUGHS WILL CROSS LAKE SUPERIOR
WEDNESDAY AFTERNOON AND NIGHT. THE LOW WILL CONTINUE EASTWARD TO THE
CANADIAN MARITIMES THROUGH FRIDAY WHILE A 30.6 INCH HIGH PRESSURE
RIDGE BUILDS ACROSS THE CENTRAL PLAINS. THE RIDGE WILL CROSS THE
UPPER GREAT LAKES FRIDAY NIGHT INTO SATURDAY.

LSZ162-062300-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
958 AM EST TUE DEC 6 2016 /858 AM CST TUE DEC 6 2016/

...GALE WARNING IN EFFECT FROM 4 PM EST /3 PM CST/ THIS AFTERNOON
THROUGH WEDNESDAY MORNING...

.REST OF TODAY...SOUTHWEST WINDS 15 TO 25 KNOTS INCREASING TO
GALES TO 35 KNOTS IN THE AFTERNOON. PATCHY FOG LATE IN THE MORNING.
SNOW SHOWERS LIKELY THROUGH EARLY AFTERNOON...THEN SCATTERED SNOW
SHOWERS AND AREAS OF FREEZING DRIZZLE IN THE AFTERNOON. WAVES 4 TO 7
FEET SUBSIDING TO 3 TO 6 FEET.
.TONIGHT...SOUTHWEST GALES TO 35 KNOTS VEERING WEST AFTER
MIDNIGHT. SCATTERED SNOW SHOWERS. WAVES BUILDING TO 7 TO 10 FEET.
.WEDNESDAY...WEST WINDS 20 TO 30 KNOTS. A CHANCE OF SNOW SHOWERS.
WAVES SUBSIDING TO 5 TO 8 FEET.
.WEDNESDAY NIGHT...WEST WINDS 20 TO 30 KNOTS VEERING NORTHWEST
AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 2 TO
4 FEET.
.THURSDAY...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES
BUILDING TO 3 TO 5 FEET.
.THURSDAY NIGHT...NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 2 TO 4 FEET.
.FRIDAY...NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET.
.SATURDAY...SOUTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES CALM TO 2 FEET.

$$

LSZ263-062300-
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-
958 AM EST TUE DEC 6 2016

...GALE WARNING IN EFFECT FROM 4 PM EST THIS AFTERNOON THROUGH
WEDNESDAY EVENING...

.REST OF TODAY...SOUTH WINDS 20 TO 30 KNOTS INCREASING TO GALES TO 35
KNOTS IN THE AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON.
SCATTERED SNOW SHOWERS...POSSIBLY MIXED WITH RAIN AND DRIZZLE. WAVES
4 TO 8 FEET...THEN SUBSIDING TO 3 TO 6 FEET.
.TONIGHT...SOUTHWEST WINDS 20 TO 30 KNOTS. GALE FORCE GUSTS TO 35
KNOTS. SCATTERED SNOW SHOWERS. WAVES BUILDING TO 9 TO 12 FEET.
.WEDNESDAY...WEST GALES TO 35 KNOTS. A CHANCE OF SNOW SHOWERS IN
THE MORNING...THEN SNOW SHOWERS LIKELY IN THE AFTERNOON. WAVES
9 TO 12 FEET.
.WEDNESDAY NIGHT...WEST WINDS 20 TO 30 KNOTS VEERING NORTHWEST
AFTER MIDNIGHT. SNOW SHOWERS LIKELY. WAVES SUBSIDING TO 3 TO
5 FEET.
.THURSDAY...NORTH WINDS 20 TO 30 KNOTS. A CHANCE OF SNOW SHOWERS.
WAVES BUILDING TO 4 TO 7 FEET.
.THURSDAY NIGHT...NORTH WINDS 15 TO 25 KNOTS. SNOW SHOWERS
LIKELY. WAVES SUBSIDING TO 3 TO 5 FEET.
.FRIDAY...NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHWEST 5 TO
15 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET.
.SATURDAY...NORTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 10 TO
20 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES CALM TO 2 FEET.

$$

LSZ264-062300-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
958 AM EST TUE DEC 6 2016

...GALE WARNING IN EFFECT UNTIL 1 PM EST THIS AFTERNOON...

.REST OF TODAY...SOUTH WINDS 20 TO 30 KNOTS. PATCHY FOG THROUGH EARLY
AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS THROUGH EARLY AFTERNOON
THEN NUMEROUS SNOW SHOWERS. SCATTERED RAIN SHOWERS AND AREAS OF
DRIZZLE. WAVES 5 TO 8 FEET BUILDING TO 7 TO 10 FEET.
.TONIGHT...SOUTHWEST WINDS 20 TO 30 KNOTS. SCATTERED SNOW
SHOWERS...POSSIBLY MIXED WITH RAIN IN THE EVENING...THEN NUMEROUS
SNOW SHOWERS AFTER MIDNIGHT. WAVES BUILDING TO 8 TO 11 FEET.
.WEDNESDAY...WEST WINDS 20 TO 30 KNOTS. SNOW SHOWERS LIKELY. WAVES
BUILDING TO 8 TO 12 FEET.
.WEDNESDAY NIGHT...WEST WINDS 20 TO 30 KNOTS VEERING NORTHWEST
AFTER MIDNIGHT. SNOW SHOWERS LIKELY. WAVES SUBSIDING TO 3 TO
6 FEET.
.THURSDAY...NORTH WINDS 20 TO 30 KNOTS. SNOW SHOWERS LIKELY.
WAVES BUILDING TO 5 TO 8 FEET.
.THURSDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. SNOW SHOWERS LIKELY. WAVES SUBSIDING TO
3 TO 5 FEET.
.FRIDAY...NORTH WINDS 10 TO 20 KNOTS BACKING NORTHWEST. SNOW
SHOWERS LIKELY...THEN A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING
TO CALM TO 2 FEET.
.SATURDAY...NORTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 10 TO
20 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 1 TO
3 FEET.

$$

LSZ265-062300-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
958 AM EST TUE DEC 6 2016

...GALE WARNING IN EFFECT UNTIL 1 PM EST THIS AFTERNOON...

.REST OF TODAY...SOUTH WINDS 20 TO 30 KNOTS. GALE FORCE GUSTS TO 35
KNOTS THROUGH EARLY AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON.
SCATTERED RAIN AND SNOW SHOWERS. WAVES 4 TO 8 FEET...THEN SUBSIDING
TO 3 TO 6 FEET.
.TONIGHT...SOUTHWEST WINDS 20 TO 30 KNOTS. SCATTERED RAIN SHOWERS
IN THE EVENING. SCATTERED SNOW SHOWERS. WAVES 3 TO 6 FEET.
.WEDNESDAY...SOUTHWEST GALES TO 35 KNOTS BECOMING WEST GALES TO
40 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES
BUILDING TO 5 TO 8 FEET.
.WEDNESDAY NIGHT...WEST GALES TO 35 KNOTS DIMINISHING TO 20 TO
30 KNOTS AFTER MIDNIGHT. SNOW SHOWERS. WAVES SUBSIDING TO 3 TO
5 FEET.
.THURSDAY...NORTH WINDS 20 TO 30 KNOTS. SNOW SHOWERS. WAVES
BUILDING TO 5 TO 8 FEET.
.THURSDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. SNOW SHOWERS. WAVES SUBSIDING TO 3 TO
6 FEET.
.FRIDAY...NORTHWEST WINDS 10 TO 20 KNOTS. SNOW SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...WEST WINDS 5 TO 15 KNOTS BECOMING SOUTH 10 TO
20 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 1 TO
3 FEET.

$$

LSZ266-062300-
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-
958 AM EST TUE DEC 6 2016

...GALE WARNING IN EFFECT UNTIL 1 PM EST THIS AFTERNOON...

.REST OF TODAY...SOUTH WINDS 20 TO 30 KNOTS. PATCHY FOG THROUGH EARLY
AFTERNOON. SCATTERED RAIN AND SNOW SHOWERS. WAVES 4 TO 7 FEET
BUILDING TO 7 TO 10 FEET.
.TONIGHT...WEST WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST 20 TO
30 KNOTS AFTER MIDNIGHT. SCATTERED RAIN SHOWERS IN THE EVENING.
SCATTERED SNOW SHOWERS. WAVES SUBSIDING TO 4 TO 7 FEET...THEN
BUILDING TO 6 TO 9 FEET.
.WEDNESDAY...SOUTHWEST GALES TO 35 KNOTS VEERING WEST IN THE
AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 9 TO
12 FEET...THEN SUBSIDING TO 7 TO 10 FEET.
.WEDNESDAY NIGHT...WEST GALES TO 35 KNOTS DIMINISHING TO 20 TO
30 KNOTS AFTER MIDNIGHT. SNOW SHOWERS. WAVES SUBSIDING TO 3 TO
6 FEET.
.THURSDAY...NORTH WINDS 20 TO 30 KNOTS. SNOW SHOWERS. WAVES
BUILDING TO 5 TO 8 FEET.
.THURSDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. SNOW SHOWERS. WAVES BUILDING TO 6 TO
9 FEET...THEN SUBSIDING TO 3 TO 6 FEET.
.FRIDAY...NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHWEST 5 TO
15 KNOTS. SNOW SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTH 10 TO
20 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 2 TO 4 FEET.

$$

LSZ267-062300-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
958 AM EST TUE DEC 6 2016

...GALE WARNING IN EFFECT UNTIL 1 PM EST THIS AFTERNOON...

.REST OF TODAY...SOUTHEAST WINDS 20 TO 30 KNOTS. GALE FORCE GUSTS TO
35 KNOTS THROUGH EARLY AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON.
SCATTERED RAIN SHOWERS...POSSIBLY MIXED WITH SNOW. WAVES 3 TO 5 FEET
BUILDING TO 4 TO 7 FEET.
.TONIGHT...SOUTHWEST WINDS 20 TO 30 KNOTS. NUMEROUS RAIN
SHOWERS...POSSIBLY MIXED WITH SNOW IN THE EVENING...THEN
SCATTERED SNOW SHOWERS AFTER MIDNIGHT. WAVES 4 TO 7 FEET.
.WEDNESDAY...SOUTHWEST WINDS 20 TO 30 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES BUILDING TO 7 TO 10 FEET.
.WEDNESDAY NIGHT...WEST GALES TO 35 KNOTS DIMINISHING TO 20 TO
30 KNOTS AFTER MIDNIGHT. SNOW SHOWERS. WAVES SUBSIDING TO 4 TO
7 FEET.
.THURSDAY...NORTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS IN THE AFTERNOON. SNOW SHOWERS. WAVES SUBSIDING TO 3 TO
5 FEET...THEN BUILDING TO 4 TO 7 FEET.
.THURSDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. SNOW SHOWERS LIKELY. WAVES BUILDING TO
5 TO 8 FEET...THEN SUBSIDING TO 3 TO 6 FEET.
.FRIDAY...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS.
SNOW SHOWERS LIKELY. WAVES SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS.
SNOW SHOWERS...THEN A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 2 TO
4 FEET.

$$
LSZ261-062300-
MAFOR 0616/
SUPERIOR WEST...GALE WARNING IN EFFECT...11527 13540 11550 12650
11640. SCATTERED RAIN AND SNOW SHOWERS. WAVES 3 TO 6 FEET THIS
AFTERNOON BUILDING TO 7 TO 11 FEET TONIGHT THROUGH WEDNESDAY
MORNING.

SUPERIOR NORTH CENTRAL...GALE WARNING IN EFFECT...11455 11447
11537 12540 11547 11557 11657. PATCHY FOG THROUGH EARLY AFTERNOON.
SCATTERED RAIN AND SNOW SHOWERS. WAVES 5 TO 10 FEET.

SUPERIOR SOUTH CENTRAL...GALE WARNING IN EFFECT...11350 11445
11435 14540 11540. PATCHY FOG THROUGH EARLY AFTERNOON. SCATTERED RAIN
AND SNOW SHOWERS. WAVES 3 TO 8 FEET.

SUPERIOR EAST...GALE WARNING IN EFFECT...11350 12345 11537 11647
11540 11530 11540. PATCHY FOG THROUGH EARLY AFTERNOON. SCATTERED
RAIN AND SNOW SHOWERS. WAVES 5 TO 10 FEET.

$$

KEC



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