Great Lakes Forecast
Issued by NWS

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000
FZUS63 KMQT 302057
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
357 PM EST SAT JAN 30 2016

.SYNOPSIS...A 29.0 INCH LOW PRESSURE SYSTEM OVER NORTHERN ONTARIO
WILL TRACK EAST ACROSS ONTARIO THIS EVENING. AS THE MAIN AREA OF LOW
PRESSURE EXITS OVER JAMES BAY ON SUNDAY MORNING...A TROUGH AVERAGING
29.4 INCHES WILL LINGER OVER THE UPPER GREAT LAKES REGION. ANOTHER
29.9 INCH TROUGH WILL SWEEP THROUGH THE UPPER GREAT LAKES ON MONDAY.
A 30.2 INCH RIDGE WILL MOVE ACROSS THE UPPER GREAT LAKES MONDAY
NIGHT AND TUESDAY AS A 29.3 INCH LOW ORGANIZES OVER THE SOUTHERN
PLAINS AND EJECTS NORTHEAST. THE LOW WILL MOVE ACROSS LAKE MICHIGAN
ON TUESDAY NIGHT AND REACH THE NORTHERN LOWER PENINSULA ON WEDNESDAY
MORNING AT 29.2 INCHES.  THE LOW WILL REACH QUEBEC WEDNESDAY
EVENING. A 30.3 INCH RIDGE WILL BUILD INTO THE UPPER GREAT LAKES ON
THURSDAY.

LSZ162-310500-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
357 PM EST SAT JAN 30 2016 /257 PM CST SAT JAN 30 2016/

.LATE THIS AFTERNOON...SOUTHWEST WINDS 15 TO 25 KNOTS. WAVES 3 TO
6 FEET.
.TONIGHT...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG AFTER MIDNIGHT.
WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE
OF FREEZING DRIZZLE AND SNOW AFTER MIDNIGHT. WAVES CALM TO
2 FEET.
.MONDAY...NORTH WINDS 5 TO 15 KNOTS VEERING EAST IN THE
AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS BECOMING NORTH LESS
THAN 10 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.TUESDAY...NORTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 15 TO
25 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW. WAVES BUILDING TO
1 TO 3 FEET.
.TUESDAY NIGHT...NORTHEAST WINDS 20 TO 30 KNOTS BACKING NORTH
AFTER MIDNIGHT. A CHANCE OF SNOW. FREEZING SPRAY AFTER MIDNIGHT.
WAVES BUILDING TO 4 TO 7 FEET.
.WEDNESDAY...NORTH WINDS 20 TO 30 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS. FREEZING SPRAY. A CHANCE OF SNOW. WAVES SUBSIDING TO
CALM TO 2 FEET.
.THURSDAY...WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES CALM TO 2 FEET.

NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.

$$

LSZ263-310500-
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-
357 PM EST SAT JAN 30 2016

.LATE THIS AFTERNOON...SOUTHWEST WINDS 15 TO 25 KNOTS. WAVES 4 TO
7 FEET.
.TONIGHT...WEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET.
.SUNDAY...NORTHWEST WINDS 5 TO 15 KNOTS BACKING WEST IN THE
AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS VEERING NORTH
AFTER MIDNIGHT. A SLIGHT CHANCE OF SNOW. A SLIGHT CHANCE OF
FREEZING DRIZZLE AFTER MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET.
.MONDAY...NORTH WINDS 10 TO 20 KNOTS VEERING NORTHEAST IN THE
AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET.
.MONDAY NIGHT...EAST WINDS 5 TO 15 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES CALM TO 2 FEET.
.TUESDAY...NORTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW. WAVES BUILDING TO
1 TO 3 FEET.
.TUESDAY NIGHT...NORTHEAST WINDS 20 TO 30 KNOTS INCREASING TO
GALES TO 35 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW. FREEZING
SPRAY AFTER MIDNIGHT. WAVES BUILDING TO 5 TO 8 FEET.
.WEDNESDAY...NORTH WINDS 20 TO 30 KNOTS BECOMING NORTHWEST 15 TO
25 KNOTS. FREEZING SPRAY. A CHANCE OF SNOW. WAVES SUBSIDING TO
1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST 10 TO
20 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET.

NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.

$$

LSZ264-310500-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
357 PM EST SAT JAN 30 2016

.LATE THIS AFTERNOON...WEST WINDS 20 TO 30 KNOTS. WAVES 5 TO
8 FEET.
.TONIGHT...WEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET.
.SUNDAY...NORTHWEST WINDS 10 TO 20 KNOTS. PATCHY FOG IN THE
MORNING. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS VEERING NORTH
AFTER MIDNIGHT. A SLIGHT CHANCE OF SNOW. WAVES BUILDING TO 2 TO
4 FEET.
.MONDAY...NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.MONDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.TUESDAY...EAST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST 10 TO
20 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW. WAVES CALM TO
2 FEET.
.TUESDAY NIGHT...NORTHEAST WINDS 20 TO 30 KNOTS INCREASING TO
GALES TO 40 KNOTS AFTER MIDNIGHT. SNOW LIKELY. FREEZING SPRAY
AFTER MIDNIGHT. WAVES BUILDING TO 6 TO 9 FEET.
.WEDNESDAY...NORTH GALES TO 35 KNOTS DIMINISHING TO 20 TO
30 KNOTS. HEAVY FREEZING SPRAY. SNOW LIKELY. A CHANCE OF SNOW
SHOWERS. WAVES BUILDING TO 7 TO 10 FEET...THEN SUBSIDING TO 1 TO
3 FEET.
.THURSDAY...NORTHWEST WINDS 10 TO 20 KNOTS BACKING WEST. A CHANCE
OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.

$$

LSZ265-310500-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
357 PM EST SAT JAN 30 2016

.LATE THIS AFTERNOON...WEST WINDS 10 TO 20 KNOTS. WAVES 1 TO
3 FEET.
.TONIGHT...WEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM TO
2 FEET.
.SUNDAY...WEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST IN THE
AFTERNOON. PATCHY FOG IN THE MORNING. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. A SLIGHT CHANCE
OF SNOW. A SLIGHT CHANCE OF FREEZING DRIZZLE AFTER MIDNIGHT.
WAVES BUILDING TO 1 TO 3 FEET.
.MONDAY...NORTH WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW SHOWERS.
WAVES SUBSIDING TO CALM TO 2 FEET.
.MONDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST AFTER
MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES CALM TO 2 FEET.
.TUESDAY...EAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
IN THE AFTERNOON. A CHANCE OF SNOW. WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...NORTHEAST WINDS 20 TO 30 KNOTS INCREASING TO
GALES TO 35 KNOTS AFTER MIDNIGHT. SNOW. FREEZING SPRAY AFTER
MIDNIGHT. WAVES BUILDING TO 7 TO 10 FEET.
.WEDNESDAY...NORTH GALES TO 35 KNOTS BECOMING NORTHWEST 20 TO
30 KNOTS. FREEZING SPRAY. SNOW. WAVES BUILDING TO 8 TO 11 FEET...
THEN SUBSIDING TO 2 TO 4 FEET.
.THURSDAY...WEST WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW SHOWERS.
WAVES SUBSIDING TO CALM TO 2 FEET.

$$

LSZ266-310500-
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-
357 PM EST SAT JAN 30 2016

.LATE THIS AFTERNOON...SOUTHWEST WINDS 15 TO 25 KNOTS. WAVES 5 TO
8 FEET.
.TONIGHT...WEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO 1 TO
3 FEET.
.SUNDAY...NORTHWEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM
TO 2 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS VEERING NORTH
AFTER MIDNIGHT. A SLIGHT CHANCE OF SNOW. A SLIGHT CHANCE OF
FREEZING DRIZZLE AFTER MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET.
.MONDAY...NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 1 TO 3 FEET.
.MONDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS VEERING NORTHEAST AFTER
MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET.
.TUESDAY...EAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
IN THE AFTERNOON. A CHANCE OF SNOW. WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...NORTHEAST WINDS 20 TO 30 KNOTS INCREASING TO
GALES TO 35 KNOTS AFTER MIDNIGHT. SNOW LIKELY. FREEZING SPRAY
AFTER MIDNIGHT. WAVES BUILDING TO 7 TO 10 FEET.
.WEDNESDAY...NORTH GALES TO 40 KNOTS DIMINISHING TO 20 TO
30 KNOTS. FREEZING SPRAY. SNOW. WAVES BUILDING TO 8 TO 11 FEET...
THEN SUBSIDING TO 2 TO 4 FEET.
.THURSDAY...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.

$$

LSZ267-310500-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
357 PM EST SAT JAN 30 2016

.LATE THIS AFTERNOON...SOUTHWEST WINDS 15 TO 25 KNOTS. WAVES 3 TO
6 FEET.
.TONIGHT...SOUTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET.
.SUNDAY...WEST WINDS 5 TO 15 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS IN THE AFTERNOON. PATCHY FOG IN THE MORNING. A SLIGHT
CHANCE OF DRIZZLE...FREEZING DRIZZLE AND SNOW IN THE AFTERNOON.
WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. A SLIGHT CHANCE
OF FREEZING DRIZZLE AND SNOW AFTER MIDNIGHT. WAVES BUILDING TO
2 TO 4 FEET...THEN SUBSIDING TO 1 TO 3 FEET.
.MONDAY...NORTH WINDS 15 TO 25 KNOTS BACKING NORTHWEST IN THE
AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES 1 TO 3 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS VEERING NORTH AFTER
MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET.
.TUESDAY...EAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
IN THE AFTERNOON. A CHANCE OF SNOW. WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...EAST WINDS 20 TO 30 KNOTS BECOMING NORTHEAST
GALES TO 35 KNOTS AFTER MIDNIGHT. SNOW LIKELY. FREEZING SPRAY
AFTER MIDNIGHT. WAVES BUILDING TO 5 TO 8 FEET.
.WEDNESDAY...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS. FREEZING SPRAY. SNOW. WAVES BUILDING TO 6 TO 9 FEET...
THEN SUBSIDING TO 2 TO 4 FEET.
.THURSDAY...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.

$$

LSZ261-310500-
MAFOR 3022/
SUPERIOR WEST 11530 11630 12620 11720 12710 11610. WAVES 3 TO 6
FEET SUBSIDING TO CALM TO 3 FEET TONIGHT AND SUNDAY.

SUPERIOR NORTH CENTRAL 14630 12720 12710. PATCHY FOG THROUGH MID
MORNING SUNDAY. WAVES 5 TO 8 FEET SUBSIDING TO 1 TO 5 FEET TONIGHT
AND SUNDAY.

SUPERIOR SOUTH CENTRAL 11520 14620 11620 12710. PATCHY FOG SUNDAY
MORNING. WAVES 1 TO 3 FEET.

SUPERIOR EAST 11530 12520 12620 13710. PATCHY FOG LATE SUNDAY
MORNING. WAVES 2 TO 6 FEET.

$$

PETRO


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