Great Lakes Forecast
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FZUS63 KMQT 181502
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
1002 AM EST TUE NOV 18 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A 29.1 INCH LOW PRESSURE CENTER OVER CENTRAL QUEBEC WILL
CONTINUE TO TRACK NORTHEASTWARD TODAY AS A 29.5 INCH TROUGH
STRETCHING SOUTHWESTWARD OVER NORTHWESTERN LAKE HURON SLIDES EAST.
BEHIND THIS TROUGH...A 29.8 INCH RIDGE WILL BRIEFLY MOVE OVER LAKE
SUPERIOR LATE THIS AFTERNOON AND THIS EVENING. ANOTHER TROUGH OF LOW
PRESSURE AVERAGING 29.7 INCHES OVER NORTHERN MANITOBA TODAY WILL
SLIDE ACROSS THE UPPER GREAT LAKES LATE TONIGHT THROUGH
WEDNESDAY...BEFORE EXITING ACROSS THE ONTARIO AND QUEBEC BORDER AT
29.4 INCHES THURSDAY MORNING. 30.3 INCH HIGH PRESSURE OVER THE
NORTHERN PLAINS ON THURSDAY WILL DIVE ACROSS THE OHIO VALLEY LATE
FRIDAY...EXTENDING A 30.2 INCH RIDGE OVER THE UPPER GREAT LAKES ON
FRIDAY. A LOW PRESSURE SYSTEM AVERAGING 29.5 INCHES OVER MANITOBA ON
SATURDAY WILL SHIFT SLOWLY TO EAST ALLOWING THE RIDGE TO WEAKEN TO
29.9 INCHES ACROSS LAKE SUPERIOR.

LSZ162-182315-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
1002 AM EST TUE NOV 18 2014 /902 AM CST TUE NOV 18 2014/

.REST OF TODAY...NORTHWEST WINDS 15 TO 25 KNOTS BACKING WEST IN
THE AFTERNOON. ISOLATED SNOW SHOWERS. WAVES 4 TO 7 FEET SUBSIDING
TO 2 TO 4 FEET.
.TONIGHT...WEST WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST 10 TO
20 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF SNOW SHOWERS. WAVES
BUILDING TO 3 TO 5 FEET...THEN SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY...WEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES
BUILDING TO 3 TO 5 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS. FREEZING
SPRAY. A SLIGHT CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 4 TO
8 FEET.
.THURSDAY...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES SUBSIDING TO 3 TO 5 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST
10 TO 20 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 1 TO 3 FEET.
.FRIDAY...SOUTHWEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS. WAVES BUILDING TO 4 TO 7 FEET.
.SATURDAY...SOUTHWEST WINDS 10 TO 20 KNOTS BACKING SOUTH. WAVES
SUBSIDING TO 1 TO 3 FEET.

$$

LSZ263-182315-
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-
1002 AM EST TUE NOV 18 2014

.REST OF TODAY...NORTHWEST WINDS 15 TO 25 KNOTS BACKING WEST IN
THE AFTERNOON. FREEZING SPRAY THROUGH NOON. SCATTERED SNOW SHOWERS.
WAVES 7 TO 10 FEET SUBSIDING TO 3 TO 6 FEET.
.TONIGHT...WEST WINDS 15 TO 25 KNOTS BACKING SOUTHWEST AFTER
MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 4 TO
7 FEET...THEN SUBSIDING TO 3 TO 6 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 15 TO
25 KNOTS IN THE AFTERNOON. SNOW SHOWERS LIKELY IN THE MORNING...
THEN A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 3 TO 6 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS. FREEZING
SPRAY. SNOW SHOWERS LIKELY IN THE EVENING. A CHANCE OF SNOW
SHOWERS AFTER MIDNIGHT. WAVES BUILDING TO 5 TO 9 FEET.
.THURSDAY...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS IN THE AFTERNOON. FREEZING SPRAY. A CHANCE OF SNOW
SHOWERS IN THE MORNING. SNOW SHOWERS LIKELY IN THE AFTERNOON.
WAVES SUBSIDING TO 3 TO 6 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. FREEZING SPRAY IN THE EVENING. A
CHANCE OF SNOW SHOWERS. WAVES 3 TO 5 FEET.
.FRIDAY...SOUTHWEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS. WAVES SUBSIDING TO 1 TO 3 FEET...THEN BUILDING TO 5 TO
8 FEET.
.SATURDAY...SOUTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS. WAVES SUBSIDING TO 1 TO 3 FEET.

$$

LSZ264-182315-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
1002 AM EST TUE NOV 18 2014

.REST OF TODAY...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS IN THE AFTERNOON. FREEZING SPRAY. SCATTERED SNOW SHOWERS.
WAVES 8 TO 11 FEET SUBSIDING TO 3 TO 6 FEET.
.TONIGHT...WEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW SHOWERS.
WAVES 3 TO 6 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST IN THE
AFTERNOON. A CHANCE OF SNOW SHOWERS IN THE MORNING...THEN SNOW
SHOWERS LIKELY. WAVES SUBSIDING TO 2 TO 4 FEET... THEN BUILDING TO 3
TO 5 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS INCREASING TO
GALES TO 35 KNOTS AFTER MIDNIGHT. SNOW SHOWERS. FREEZING SPRAY
AFTER MIDNIGHT. WAVES BUILDING TO 7 TO 10 FEET.
.THURSDAY...NORTHWEST WINDS 20 TO 30 KNOTS. FREEZING SPRAY. SNOW
SHOWERS. WAVES BUILDING TO 8 TO 11 FEET...THEN SUBSIDING TO 4 TO
7 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 KNOTS AFTER MIDNIGHT. FREEZING SPRAY. SNOW SHOWERS
LIKELY IN THE EVENING. A CHANCE OF SNOW SHOWERS AFTER MIDNIGHT.
WAVES SUBSIDING TO 3 TO 6 FEET.
.FRIDAY...SOUTHWEST WINDS 15 TO 25 KNOTS. WAVES SUBSIDING TO 2 TO
4 FEET...THEN BUILDING TO 5 TO 8 FEET.
.SATURDAY...SOUTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS. WAVES SUBSIDING TO 1 TO 3 FEET.

$$

LSZ265-182315-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
1002 AM EST TUE NOV 18 2014

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

.REST OF TODAY...NORTHWEST GALES TO 35 KNOTS BECOMING WEST 20 TO
30 KNOTS IN THE AFTERNOON. FREEZING SPRAY. NUMEROUS SNOW SHOWERS.
WAVES 9 TO 12 FEET SUBSIDING TO 4 TO 7 FEET.
.TONIGHT...WEST WINDS 20 TO 30 KNOTS BECOMING SOUTHWEST 15 TO
25 KNOTS AFTER MIDNIGHT. FREEZING SPRAY IN THE EVENING. A CHANCE
OF SNOW SHOWERS. WAVES SUBSIDING TO 3 TO 5 FEET.
.WEDNESDAY...SOUTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST 10 TO
20 KNOTS IN THE AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS IN THE
MORNING...THEN SNOW SHOWERS LIKELY. WAVES SUBSIDING TO 1 TO 3 FEET.
.WEDNESDAY NIGHT...WEST WINDS 20 TO 30 KNOTS BECOMING NORTHWEST
GALES TO 35 KNOTS AFTER MIDNIGHT. SNOW SHOWERS. FREEZING SPRAY
AFTER MIDNIGHT. WAVES BUILDING TO 6 TO 9 FEET.
.THURSDAY...NORTHWEST WINDS 20 TO 30 KNOTS. FREEZING SPRAY. SNOW
SHOWERS. WAVES SUBSIDING TO 4 TO 7 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. FREEZING SPRAY.
SNOW SHOWERS LIKELY. WAVES SUBSIDING TO 3 TO 6 FEET.
.FRIDAY...WEST WINDS 15 TO 25 KNOTS BACKING SOUTHWEST. A CHANCE
OF SNOW SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET...THEN BUILDING
TO 3 TO 6 FEET.
.SATURDAY...SOUTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET.

$$

LSZ266-182315-
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-
1002 AM EST TUE NOV 18 2014

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

.REST OF TODAY...NORTHWEST GALES TO 35 KNOTS DIMINISHING TO 20 TO
30 KNOTS IN THE AFTERNOON. FREEZING SPRAY. SNOW SHOWERS. WAVES
10 TO 14 FEET SUBSIDING TO 7 TO 10 FEET.
.TONIGHT...WEST WINDS 20 TO 30 KNOTS BECOMING SOUTHWEST 15 TO
25 KNOTS AFTER MIDNIGHT. SNOW SHOWERS LIKELY IN THE EVENING...THEN A
CHANCE OF SNOW SHOWERS. FREEZING SPRAY AFTER MIDNIGHT. WAVES
SUBSIDING TO 4 TO 7 FEET.
.WEDNESDAY...SOUTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS IN THE AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS IN THE
MORNING...THEN SNOW SHOWERS LIKELY. WAVES SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY NIGHT...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST
20 TO 30 KNOTS AFTER MIDNIGHT. SNOW SHOWERS. FREEZING SPRAY AFTER
MIDNIGHT. WAVES BUILDING TO 7 TO 10 FEET.
.THURSDAY...NORTHWEST WINDS 20 TO 30 KNOTS. FREEZING SPRAY. SNOW
SHOWERS. WAVES BUILDING TO 8 TO 11 FEET...THEN SUBSIDING TO 6 TO
9 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS. FREEZING SPRAY.
SNOW SHOWERS. WAVES SUBSIDING TO 4 TO 7 FEET.
.FRIDAY...WEST WINDS 15 TO 25 KNOTS BACKING SOUTHWEST. A CHANCE
OF SNOW SHOWERS. WAVES SUBSIDING TO 3 TO 5 FEET...THEN BUILDING
TO 6 TO 9 FEET.
.SATURDAY...SOUTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS. WAVES SUBSIDING TO 2 TO 4 FEET.

$$

LSZ267-182315-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
1002 AM EST TUE NOV 18 2014

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

.REST OF TODAY...NORTHWEST GALES TO 35 KNOTS DIMINISHING TO 20 TO 30
KNOTS IN THE AFTERNOON. FREEZING SPRAY. SNOW SHOWERS. WAVES 10 TO 14
FEET SUBSIDING TO 7 TO 10 FEET.
.TONIGHT...WEST WINDS 20 TO 30 KNOTS BACKING SOUTHWEST AFTER
MIDNIGHT. SNOW SHOWERS IN THE EVENING...THEN A CHANCE OF SNOW
SHOWERS. FREEZING SPRAY AFTER MIDNIGHT. WAVES SUBSIDING TO 4 TO 7
FEET.
.WEDNESDAY...SOUTHWEST WINDS 15 TO 25 KNOTS BECOMING SOUTH 10 TO
20 KNOTS IN THE AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS IN THE
MORNING...THEN SNOW SHOWERS LIKELY. WAVES SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY NIGHT...WEST WINDS 10 TO 20 KNOTS BECOMING NORTHWEST
15 TO 25 KNOTS AFTER MIDNIGHT. SNOW SHOWERS. WAVES SUBSIDING TO
1 TO 3 FEET...THEN BUILDING TO 6 TO 9 FEET.
.THURSDAY...NORTH WINDS 15 TO 25 KNOTS BECOMING NORTHWEST 20 TO
30 KNOTS IN THE AFTERNOON. SNOW SHOWERS. WAVES BUILDING TO 8 TO
11 FEET...THEN SUBSIDING TO 6 TO 9 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. FREEZING SPRAY IN THE EVENING.
SNOW SHOWERS. WAVES SUBSIDING TO 4 TO 7 FEET.
.FRIDAY...WEST WINDS 15 TO 25 KNOTS BACKING SOUTHWEST. SNOW
SHOWERS LIKELY...THEN A CHANCE OF SNOW. WAVES SUBSIDING TO 3 TO
5 FEET...THEN BUILDING TO 5 TO 8 FEET.
.SATURDAY...SOUTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO 10 TO
20 KNOTS. WAVES SUBSIDING TO 2 TO 4 FEET.

$$
LSZ261-182315-
MAFOR 1816/
SUPERIOR WEST 11740 12630 11640 11540 12530 11627. FREEZING SPRAY
THROUGH NOON. ISOLATED SNOW SHOWERS THIS AFTERNOON. CHANCE OF SNOW
SHOWERS TONIGHT AND WEDNESDAY MORNING. WAVES 2 TO 6 FEET.

SUPERIOR NORTH CENTRAL 11740 11730 12630 12620 12530. FREEZING
SPRAY THROUGH THIS AFTERNOON. SCATTERED SNOW SHOWERS. WAVES 5 TO 9
FEET THIS AFTERNOON. WAVES 3 TO 6 FEET TONIGHT AND WEDNESDAY MORNING.

SUPERIOR SOUTH CENTRAL...GALE WARNING IN EFFECT...11757 11740 11647
12640 12530 11520. FREEZING SPRAY THIS AFTERNOON AND EVENING. CHANCE
OF SNOW SHOWERS TONIGHT. SLIGHT CHANCE OF SNOW SHOWERS WEDNESDAY
MORNING. WAVES 9 TO 12 FEET THIS AFTERNOON SUBSIDING TO 2 TO 6 FEET
TONIGHT AND WEDNESDAY MORNING.

SUPERIOR EAST...GALE WARNING IN EFFECT...11757 12747 13647 12530.
FREEZING SPRAY. SLIGHT CHANCE OF SNOW SHOWERS WEDNESDAY MORNING.
WAVES 10 TO 13 FEET THIS AFTERNOON SUBSIDING TO 5 TO 9 FEET TONIGHT
AND WEDNESDAY MORNING.

$$

KLUBER





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