Great Lakes Forecast
Issued by NWS

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940
FZUS63 KMQT 301455
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
955 AM EST WED NOV 30 2016

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A 29.4 INCH LOW PRESSURE OVER MINNESOTA WILL DRIFT
ACROSS THE UPPER GREAT LAKES THROUGH TONIGHT. A 29.9 INCH TROUGH WILL
THEN REMAIN OVER THE UPPER GREAT LAKES THURSDAY AND FRIDAY AS A 30.4
INCH HIGH PRESSURE BUILDS ACROSS THE PLAINS. A RIDGE AVERAGING 30.1
INCHES WILL MOVE OVER LAKE SUPERIOR ON SATURDAY AND THE LOWER GREAT
LAKES ON SUNDAY AS A 29.8 INCH TROUGH CROSSES THE NORTHERN PLAINS.

LSZ162-302300-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
955 AM EST WED NOV 30 2016 /855 AM CST WED NOV 30 2016/

.REST OF TODAY...EAST WINDS 5 TO 15 KNOTS BACKING NORTHEAST IN
THE AFTERNOON. SCATTERED RAIN SHOWERS BECOMING NUMEROUS IN THE
AFTERNOON. ISOLATED SNOW SHOWERS. WAVES CALM TO 2 FEET.
.TONIGHT...NORTH WINDS 10 TO 20 KNOTS. NUMEROUS RAIN SHOWERS IN
THE EVENING...THEN ISOLATED RAIN SHOWERS. SCATTERED SNOW SHOWERS.
WAVES BUILDING TO 2 TO 4 FEET.
.THURSDAY...NORTH WINDS 15 TO 25 KNOTS BACKING NORTHWEST IN THE
AFTERNOON. A SLIGHT CHANCE OF RAIN AND SNOW SHOWERS. WAVES
SUBSIDING TO 1 TO 3 FEET.
.THURSDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN
AND SNOW SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.
.FRIDAY...NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHWEST 5 TO
15 KNOTS IN THE AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS BACKING WEST AFTER
MIDNIGHT. A CHANCE OF RAIN SHOWERS. WAVES CALM TO 2 FEET.
.SATURDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTH. A CHANCE OF
RAIN SHOWERS. A CHANCE OF SNOW SHOWERS. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST. A CHANCE
OF SNOW SHOWERS...POSSIBLY MIXED WITH RAIN. WAVES CALM TO 2 FEET.

$$

LSZ263-302300-
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-
955 AM EST WED NOV 30 2016

.REST OF TODAY...EAST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST
10 TO 20 KNOTS IN THE AFTERNOON. SCATTERED RAIN SHOWERS BECOMING
NUMEROUS IN THE AFTERNOON. ISOLATED SNOW SHOWERS. WAVES CALM TO 2
FEET BUILDING TO 1 TO 3 FEET.
.TONIGHT...NORTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS AFTER MIDNIGHT. NUMEROUS RAIN SHOWERS IN THE EVENING...THEN
ISOLATED RAIN SHOWERS. SCATTERED SNOW SHOWERS. WAVES BUILDING TO 3
TO 5 FEET.
.THURSDAY...NORTH WINDS 15 TO 25 KNOTS BACKING NORTHWEST IN THE
AFTERNOON. A CHANCE OF RAIN AND SNOW SHOWERS. WAVES BUILDING TO
3 TO 6 FEET...THEN SUBSIDING TO 2 TO 4 FEET.
.THURSDAY NIGHT...NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN AND SNOW SHOWERS. WAVES
SUBSIDING TO 1 TO 3 FEET.
.FRIDAY...NORTH WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN AND SNOW
SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.
.FRIDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS. A CHANCE OF RAIN AND
SNOW SHOWERS. WAVES CALM TO 2 FEET.
.SATURDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTH. A CHANCE OF
RAIN AND SNOW SHOWERS. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST. A CHANCE
OF RAIN AND SNOW SHOWERS. WAVES CALM TO 2 FEET.

$$

LSZ264-302300-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
955 AM EST WED NOV 30 2016

.REST OF TODAY...EAST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST
10 TO 20 KNOTS IN THE AFTERNOON. SCATTERED RAIN SHOWERS BECOMING
NUMEROUS IN THE AFTERNOON. WAVES CALM TO 2 FEET BUILDING TO 1 TO 3
FEET.
.TONIGHT...NORTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS AFTER MIDNIGHT. NUMEROUS RAIN SHOWERS IN THE EVENING...THEN
ISOLATED RAIN SHOWERS. NUMEROUS SNOW SHOWERS. WAVES BUILDING TO 3 TO
6 FEET.
.THURSDAY...NORTH WINDS 20 TO 30 KNOTS BACKING NORTHWEST IN THE
AFTERNOON. A CHANCE OF RAIN AND SNOW SHOWERS. WAVES 3 TO 6 FEET.
.THURSDAY NIGHT...NORTH WINDS 15 TO 25 KNOTS. A CHANCE OF RAIN
AND SNOW SHOWERS. WAVES SUBSIDING TO 2 TO 4 FEET.
.FRIDAY...NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS IN THE AFTERNOON. A CHANCE OF RAIN AND SNOW SHOWERS.
WAVES SUBSIDING TO CALM TO 2 FEET.
.FRIDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN AND SNOW SHOWERS. WAVES
CALM TO 2 FEET.
.SATURDAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH. A CHANCE
OF RAIN SHOWERS. A CHANCE OF SNOW SHOWERS. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN SHOWERS...
POSSIBLY MIXED WITH SNOW. WAVES BUILDING TO 1 TO 3 FEET...THEN
SUBSIDING TO CALM TO 2 FEET.

$$

LSZ265-302300-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
955 AM EST WED NOV 30 2016

.REST OF TODAY...NORTHEAST WINDS 5 TO 15 KNOTS BECOMING NORTH
10 TO 20 KNOTS IN THE AFTERNOON. SCATTERED RAIN SHOWERS. WAVES
CALM TO 2 FEET.
.TONIGHT...NORTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS AFTER MIDNIGHT. NUMEROUS RAIN SHOWERS. ISOLATED SNOW
SHOWERS AFTER MIDNIGHT. WAVES BUILDING TO 3 TO 5 FEET.
.THURSDAY...NORTH WINDS 20 TO 30 KNOTS BACKING NORTHWEST IN THE
AFTERNOON. RAIN SHOWERS...POSSIBLY MIXED WITH SNOW IN THE
MORNING...THEN A CHANCE OF RAIN SHOWERS...POSSIBLY MIXED WITH
SNOW. WAVES BUILDING TO 3 TO 6 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF
RAIN AND SNOW SHOWERS. WAVES SUBSIDING TO 2 TO 4 FEET.
.FRIDAY...NORTH WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN SHOWERS...
POSSIBLY MIXED WITH SNOW. WAVES SUBSIDING TO 1 TO 3 FEET.
.FRIDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHWEST
5 TO 15 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN AND SNOW SHOWERS.
WAVES SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...NORTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST LESS
THAN 10 KNOTS. A CHANCE OF RAIN AND SNOW SHOWERS. WAVES CALM TO
2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST. A CHANCE
OF RAIN SHOWERS...POSSIBLY MIXED WITH SNOW. WAVES BUILDING TO
1 TO 3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.

$$

LSZ266-302300-
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-
955 AM EST WED NOV 30 2016

.REST OF TODAY...EAST WINDS 5 TO 15 KNOTS BACKING NORTHEAST IN
THE AFTERNOON. SCATTERED RAIN SHOWERS. WAVES CALM TO 2 FEET
BUILDING TO 1 TO 3 FEET.
.TONIGHT...NORTHEAST WINDS 5 TO 15 KNOTS BECOMING NORTH 10 TO
20 KNOTS AFTER MIDNIGHT. SCATTERED RAIN SHOWERS. ISOLATED SNOW
SHOWERS AFTER MIDNIGHT. WAVES BUILDING TO 3 TO 5 FEET.
.THURSDAY...NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHWEST 20 TO
30 KNOTS IN THE AFTERNOON. A CHANCE OF RAIN SHOWERS...POSSIBLY
MIXED WITH SNOW. WAVES BUILDING TO 4 TO 7 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS BECOMING NORTH
15 TO 25 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN SHOWERS...
POSSIBLY MIXED WITH SNOW. WAVES SUBSIDING TO 2 TO 4 FEET.
.FRIDAY...NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS IN THE AFTERNOON. A CHANCE OF RAIN AND SNOW SHOWERS.
WAVES SUBSIDING TO 1 TO 3 FEET.
.FRIDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN AND SNOW SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...NORTH WINDS 5 TO 15 KNOTS BECOMING SOUTH LESS THAN
10 KNOTS. A CHANCE OF SNOW SHOWERS...POSSIBLY MIXED WITH RAIN.
WAVES CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN SHOWERS...
POSSIBLY MIXED WITH SNOW. WAVES BUILDING TO 2 TO 4 FEET...THEN
SUBSIDING TO 1 TO 3 FEET.

$$

LSZ267-302300-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
955 AM EST WED NOV 30 2016

.REST OF TODAY...EAST WINDS 10 TO 20 KNOTS BECOMING SOUTHEAST
5 TO 15 KNOTS IN THE AFTERNOON. SCATTERED RAIN SHOWERS. WAVES
CALM TO 2 FEET.
.TONIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST AFTER
MIDNIGHT. SCATTERED RAIN SHOWERS. WAVES CALM TO 2 FEET.
.THURSDAY...NORTH WINDS 5 TO 15 KNOTS BECOMING NORTHWEST 20 TO
30 KNOTS IN THE AFTERNOON. A CHANCE OF RAIN SHOWERS. WAVES
BUILDING TO 4 TO 7 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS BECOMING NORTH
15 TO 25 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN SHOWERS. A CHANCE
OF SNOW SHOWERS AFTER MIDNIGHT. WAVES SUBSIDING TO 2 TO 4 FEET.
.FRIDAY...NORTH WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW SHOWERS IN
THE MORNING. A CHANCE OF RAIN SHOWERS. WAVES SUBSIDING TO 1 TO
3 FEET.
.FRIDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN AND SNOW SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...NORTH WINDS 5 TO 15 KNOTS BACKING WEST. A CHANCE OF
SNOW SHOWERS...POSSIBLY MIXED WITH RAIN. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN SHOWERS. A
CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 1 TO 3 FEET...THEN
SUBSIDING TO CALM TO 2 FEET.

$$
LSZ261-302300-
MAFOR 3016/
SUPERIOR WEST 11100 11110 11116 11826 11820 12830 11820.
SCATTERED RAIN SHOWERS THIS MORNING AND OVERNIGHT. WAVES 1 TO 4
FEET.

SUPERIOR NORTH CENTRAL 11110 11120 11126 11836 11827 11837 12840.
SCATTERED SHOWERS THIS AFTERNOON. CHANCE OF RAIN AND SNOW SHOWERS
LATE THURSDAY MORNING. WAVES 1 TO 6 FEET.

SUPERIOR SOUTH CENTRAL 11110 14810 11830 12836. SCATTERED SHOWERS
THIS AFTERNOON AND TONIGHT. WAVES 1 TO 6 FEET.

SUPERIOR EAST 11210 11200 11300 11400 11600 11700 11810 11820.
SCATTERED SHOWERS THIS AFTERNOON AND TONIGHT. CHANCE OF RAIN SHOWERS
THURSDAY MORNING. WAVES CALM TO 4 FEET.

$$

PETRO



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