Great Lakes Forecast
Issued by NWS

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000
FZUS63 KMQT 290256
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
956 PM EST WED JAN 28 2015

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...LOW PRESSURE OF 29.8 INCHES WILL CROSS LAKE SUPERIOR
LATE TONIGHT INTO THURSDAY MORNING THEN MOVE TO THE LOWER GREAT LAKES
BY THURSDAY AFTERNOON. HIGH PRESSURE OF 30.7 INCHES OVER SASKATCHEWAN
AND MANITOBA ON THURSDAY MORNING WILL SLIDE OVER THE GREAT LAKES AND
OHIO VALLEY ON FRIDAY WHILE FILLING TO 30.4 INCHES. AS THIS HIGH
MOVES TO THE SOUTHEAST UNITED STATES THROUGH SATURDAY...A LOW
PRESSURE TROUGH OF 30.0 INCHES WILL CROSS THE UPPER GREAT LAKES. HIGH
PRESSURE OF 30.5 INCHES WILL THEN BUILD FROM CENTRAL CANADA TO THE
MIDDLE MISSISSIPPI VALLEY AND OHIO VALLEY BY NEXT MONDAY.

LSZ162-291100-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
956 PM EST WED JAN 28 2015

.REST OF TONIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING NORTHWEST
10 TO 20 KNOTS AFTER MIDNIGHT. SNOW LIKELY THROUGH MIDNIGHT...THEN A
CHANCE OF SNOW. PATCHY FREEZING DRIZZLE. WAVES CALM TO 2 FEET
BUILDING TO 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 20 TO 30 KNOTS. A SLIGHT CHANCE OF
SNOW. WAVES BUILDING TO 3 TO 6 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF SNOW SHOWERS.
WAVES SUBSIDING TO 1 TO 3 FEET.
.FRIDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST IN THE
AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.FRIDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST AFTER
MIDNIGHT. A CHANCE OF SNOW. WAVES BUILDING TO 1 TO 3 FEET...THEN
SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...NORTHWEST WINDS 15 TO 25 KNOTS VEERING NORTH IN THE
AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY NIGHT...NORTH WINDS 15 TO 25 KNOTS. WAVES 1 TO 3 FEET.
.SUNDAY...NORTH WINDS 10 TO 20 KNOTS BACKING NORTHWEST. WAVES
SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 20 KNOTS BACKING WEST. WAVES
SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO 1 TO 3 FEET.

$$

LSZ263-291100-
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-
956 PM EST WED JAN 28 2015

...GALE WARNING IN EFFECT FROM 7 AM EST THURSDAY THROUGH LATE
THURSDAY NIGHT...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM THURSDAY AFTERNOON
THROUGH LATE THURSDAY NIGHT...

.REST OF TONIGHT...SOUTH WINDS 10 TO 20 KNOTS BECOMING WEST 15 TO
25 KNOTS AFTER MIDNIGHT. SNOW LIKELY. WAVES 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 20 TO 30 KNOTS BECOMING NORTH GALES
TO 35 KNOTS IN THE AFTERNOON. FREEZING SPRAY IN THE MORNING.
HEAVY FREEZING SPRAY IN THE AFTERNOON. A SLIGHT CHANCE OF SNOW.
WAVES BUILDING TO 5 TO 8 FEET.
.THURSDAY NIGHT...NORTH GALES TO 35 KNOTS DIMINISHING TO 10 TO 20
KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. A CHANCE OF SNOW SHOWERS.
WAVES SUBSIDING TO 2 TO 4 FEET.
.FRIDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS IN THE AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.FRIDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST AFTER
MIDNIGHT. A CHANCE OF SNOW. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING NORTH 20 TO
30 KNOTS IN THE AFTERNOON. SNOW LIKELY IN THE MORNING...THEN A
CHANCE OF SNOW IN THE AFTERNOON. WAVES BUILDING TO 3 TO 5 FEET.
.SATURDAY NIGHT...NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 1 TO 3 FEET.
.SUNDAY...NORTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 20 KNOTS BACKING WEST. A CHANCE
OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET...THEN
BUILDING TO 1 TO 3 FEET.

$$

LSZ264-291100-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
956 PM EST WED JAN 28 2015

...GALE WARNING IN EFFECT FROM 7 AM EST THURSDAY THROUGH LATE
THURSDAY NIGHT...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM THURSDAY AFTERNOON
THROUGH FRIDAY MORNING...

.REST OF TONIGHT...SOUTH WINDS 15 TO 25 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. SNOW. WAVES 3 TO 6 FEET.
.THURSDAY...NORTH WINDS 20 TO 30 KNOTS INCREASING TO GALES TO 40
KNOTS BY LATE MORNING. HEAVY FREEZING SPRAY BY NOON. A SLIGHT CHANCE
OF SNOW. WAVES BUILDING TO 10 TO 14 FEET...THEN SUBSIDING TO 9 TO 12
FEET.
.THURSDAY NIGHT...NORTH GALES TO 35 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. SNOW SHOWERS
LIKELY. WAVES SUBSIDING TO 3 TO 5 FEET.
.FRIDAY...NORTHWEST WINDS 10 TO 20 KNOTS BACKING WEST IN THE
AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET.
.FRIDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS INCREASING TO
15 TO 25 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW IN THE EVENING...
THEN SNOW LIKELY AFTER MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY...NORTHWEST WINDS 20 TO 30 KNOTS BECOMING NORTH GALES
TO 35 KNOTS IN THE AFTERNOON. SNOW. HEAVY FREEZING SPRAY IN THE
AFTERNOON. WAVES BUILDING TO 4 TO 7 FEET...THEN SUBSIDING TO 3 TO
6 FEET.
.SATURDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 1 TO 3 FEET.
.SUNDAY...NORTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET...THEN BUILDING TO 2 TO 4 FEET.
.MONDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST 10 TO
20 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 1 TO
3 FEET...THEN BUILDING TO 2 TO 4 FEET.

$$

LSZ265-291100-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
956 PM EST WED JAN 28 2015

...GALE WARNING IN EFFECT FROM THURSDAY MORNING THROUGH LATE
THURSDAY NIGHT...

.REST OF TONIGHT...SOUTH WINDS 20 TO 30 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. SNOW. WAVES 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 20 TO 30 KNOTS INCREASING TO GALES TO
40 KNOTS BY EARLY AFTERNOON. A CHANCE OF SNOW. WAVES BUILDING TO 3
TO 5 FEET.
.THURSDAY NIGHT...NORTHWEST GALES TO 35 KNOTS DIMINISHING TO
20 TO 30 KNOTS AFTER MIDNIGHT. SNOW SHOWERS LIKELY. WAVES
SUBSIDING TO CALM TO 2 FEET.
.FRIDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST 5 TO
15 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES CALM
TO 2 FEET.
.FRIDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW. WAVES CALM TO 2 FEET.
.SATURDAY...WEST WINDS 15 TO 25 KNOTS BECOMING NORTH 20 TO
30 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW IN THE MORNING...THEN
SNOW LIKELY IN THE AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHWEST 15 TO
25 KNOTS. A CHANCE OF SNOW SHOWERS...THEN SNOW SHOWERS LIKELY.
WAVES CALM TO 2 FEET.
.MONDAY...NORTHWEST WINDS 15 TO 25 KNOTS BACKING WEST. A CHANCE
OF SNOW SHOWERS. WAVES CALM TO 2 FEET.

$$

LSZ266-291100-
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-
956 PM EST WED JAN 28 2015

...GALE WARNING IN EFFECT FROM THURSDAY MORNING THROUGH LATE
THURSDAY NIGHT...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM THURSDAY AFTERNOON
THROUGH FRIDAY MORNING...

.REST OF TONIGHT...SOUTH WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 KNOTS AFTER MIDNIGHT. SNOW. WAVES 4 TO 7 FEET SUBSIDING TO
3 TO 5 FEET.
.THURSDAY...NORTHWEST WINDS 20 TO 30 KNOTS BECOMING NORTH GALES
TO 40 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW IN THE MORNING...THEN
SNOW LIKELY IN THE AFTERNOON. HEAVY FREEZING SPRAY IN THE AFTERNOON.
WAVES SUBSIDING TO 2 TO 4 FEET...THEN BUILDING TO 10 TO 14 FEET.
.THURSDAY NIGHT...NORTH GALES TO 40 KNOTS DIMINISHING TO 20 TO 30
KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. SNOW SHOWERS LIKELY.
WAVES SUBSIDING TO 4 TO 7 FEET.
.FRIDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST 5 TO
15 KNOTS IN THE AFTERNOON. HEAVY FREEZING SPRAY IN THE MORNING.
SNOW SHOWERS LIKELY IN THE MORNING...THEN A CHANCE OF SNOW
SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.
.FRIDAY NIGHT...WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST AFTER
MIDNIGHT. A CHANCE OF SNOW IN THE EVENING...THEN SNOW LIKELY
AFTER MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST GALES TO
35 KNOTS IN THE AFTERNOON. SNOW LIKELY. FREEZING SPRAY IN THE
AFTERNOON. WAVES BUILDING TO 4 TO 7 FEET...THEN SUBSIDING TO 3 TO
6 FEET.
.SATURDAY NIGHT...NORTH GALES TO 35 KNOTS DIMINISHING TO 20 TO
30 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. SNOW SHOWERS
LIKELY. WAVES SUBSIDING TO 2 TO 4 FEET.
.SUNDAY...NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHWEST 15 TO
25 KNOTS. SNOW SHOWERS LIKELY. WAVES SUBSIDING TO 1 TO 3 FEET...
THEN BUILDING TO 2 TO 4 FEET.
.MONDAY...NORTHWEST WINDS 15 TO 25 KNOTS BACKING WEST. SNOW
SHOWERS LIKELY...THEN A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO
3 TO 5 FEET.

$$

LSZ267-291100-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
956 PM EST WED JAN 28 2015

...GALE WARNING IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE
THURSDAY NIGHT...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM THURSDAY AFTERNOON
THROUGH FRIDAY MORNING...

.REST OF TONIGHT...SOUTHEAST WINDS 20 TO 30 KNOTS BECOMING SOUTH
15 TO 25 KNOTS AFTER MIDNIGHT. SNOW. WAVES 3 TO 5 FEET SUBSIDING TO
2 TO 4 FEET.
.THURSDAY...SOUTH WINDS 10 TO 20 KNOTS BECOMING NORTHWEST GALES TO 40
KNOTS IN THE AFTERNOON. SNOW IN THE MORNING...THEN A CHANCE OF SNOW
IN THE AFTERNOON. HEAVY FREEZING SPRAY IN THE AFTERNOON. WAVES
SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO 10 TO 14 FEET.
.THURSDAY NIGHT...NORTH GALES TO 40 KNOTS DIMINISHING TO 20 TO
30 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. SNOW SHOWERS
LIKELY. WAVES SUBSIDING TO 4 TO 7 FEET.
.FRIDAY...NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHWEST 5 TO
15 KNOTS IN THE AFTERNOON. SNOW SHOWERS LIKELY. WAVES SUBSIDING
TO CALM TO 2 FEET.
.FRIDAY NIGHT...WEST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST 10 TO
20 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW IN THE EVENING...THEN
SNOW LIKELY AFTER MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY...SOUTHWEST WINDS 15 TO 25 KNOTS VEERING NORTHWEST IN
THE AFTERNOON. SNOW LIKELY. WAVES BUILDING TO 3 TO 5 FEET.
.SATURDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS BECOMING NORTHEAST
15 TO 25 KNOTS AFTER MIDNIGHT. SNOW SHOWERS LIKELY. WAVES
BUILDING TO 3 TO 6 FEET...THEN SUBSIDING TO 2 TO 4 FEET.
.SUNDAY...NORTHEAST WINDS 10 TO 20 KNOTS BACKING NORTH. SNOW
SHOWERS LIKELY. WAVES SUBSIDING TO CALM TO 2 FEET...THEN BUILDING
TO 2 TO 4 FEET.
.MONDAY...NORTHWEST WINDS 15 TO 25 KNOTS BACKING WEST. SNOW
SHOWERS LIKELY...THEN A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO
3 TO 5 FEET.

$$
LSZ261-291100-
MAFOR 2904/
SUPERIOR WEST...GALE AND HEAVY FREEZING SPRAY WARNINGS IN
EFFECT...11517 11620 14740 19750 12742. CHANCE OF SNOW OVERNIGHT.
HEAVY FREEZING SPRAY THURSDAY AFTERNOON AND EVENING. WAVES 2 FEET OR
LESS OVERNIGHT BUILDING TO 3 TO 6 FEET THURSDAY AND THURSDAY EVENING.

SUPERIOR NORTH CENTRAL...GALE AND HEAVY FREEZING SPRAY WARNINGS IN
EFFECT...11447 11537 11630 11750 12852 12857. HEAVY FREEZING THURSDAY
AFTERNOON AND EVENING. CHANCE OF SNOW EARLY THURSDAY AFTERNOON.
WAVES 3 TO 6 FEET OVERNIGHT BUILDING TO 8 TO 12 FEET THURSDAY AND
THURSDAY EVENING.

SUPERIOR SOUTH CENTRAL...GALE AND HEAVY FREEZING SPRAY WARNINGS IN
EFFECT...11447 11437 11527 11740 11752 11762 11767 11757. HEAVY
FREEZING SPRAY THURSDAY AFTERNOON AND EVENING. CHANCE OF SNOW EARLY
THURSDAY AFTERNOON. WAVES 2 TO 5 OVERNIGHT BUILDING TO 9 TO 13 FEET
THURSDAY AND THURSDAY EVENING.

SUPERIOR EAST...GALE AND HEAVY FREEZING SPRAY WARNINGS IN
EFFECT...11340 11447 11437 11627 11750 11760 12867. CHANCE OF SNOW
LATE THIS EVENING. CHANCE OF SNOW THURSDAY. HEAVY FREEZING SPRAY
LATE THURSDAY AFTERNOON AND EVENING. WAVES 3 TO 6 FEET OVERNIGHT
BUILDING TO 10 TO 14 FEET THURSDAY AND THURSDAY EVENING.

$$

KLUBER


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