Great Lakes Forecast
Issued by NWS

Home | Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

181
FZUS63 KMQT 080259
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
959 PM EST WED DEC 7 2016

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A 29.5 INCH LOW PRESSURE OVER SOUTHERN JAMES BAY THIS
EVENING WILL DRIFT EASTWARD TO THE CANADIAN MARITIMES THROUGH FRIDAY
MORNING. AN ASSOCIATED TROUGH OVER NORTHWEST LAKE SUPERIOR LATE THIS
EVENING WILL TRACK SOUTHWARD ACROSS THE REMAINDER OF THE LAKE
OVERNIGHT. AT THE SAME TIME...A 30.7 INCH HIGH PRESSURE RIDGE WILL
BUILD ACROSS THE CENTRAL PLAINS. THE RIDGE WILL THEN CROSS THE UPPER
GREAT LAKES FRIDAY NIGHT INTO SATURDAY WHILE WEAKENING TO 30.3
INCHES. A TROUGH OF LOW PRESSURE AVERAGING 29.8 INCHES WILL THEN
SLIDE FROM THE PLAINS LATE SATURDAY INTO THE UPPER GREAT LAKES REGION
BY MONDAY AS IT DEEPENS TO 29.2 INCHES.

LSZ162-081100-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
959 PM EST WED DEC 7 2016 /859 PM CST WED DEC 7 2016/

.REST OF TONIGHT...WEST WINDS 20 TO 30 KNOTS VEERING NORTH AFTER
MIDNIGHT. SCATTERED SNOW SHOWERS. WAVES 6 TO 9 FEET SUBSIDING TO 3
TO 6 FEET.
.THURSDAY...NORTH WINDS 20 TO 30 KNOTS BACKING NORTHWEST IN THE
AFTERNOON. ISOLATED SNOW SHOWERS. WAVES BUILDING TO 4 TO 7 FEET...
THEN SUBSIDING TO 3 TO 6 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 1 TO 3 FEET.
.FRIDAY...NORTHWEST WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.
.FRIDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES
CALM TO 2 FEET.
.SATURDAY...NORTH WINDS 5 TO 15 KNOTS VEERING EAST IN THE
AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...EAST WINDS 5 TO 15 KNOTS BACKING NORTHEAST
AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES CALM TO 2 FEET.
.SUNDAY...NORTH WINDS 5 TO 15 KNOTS BECOMING WEST 10 TO 20 KNOTS.
A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 1 TO 3 FEET.
.MONDAY...WEST WINDS 20 TO 30 KNOTS. A CHANCE OF SNOW SHOWERS.
WAVES BUILDING TO 3 TO 6 FEET.

$$

LSZ263-081100-
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-
959 PM EST WED DEC 7 2016

...GALE WARNING IN EFFECT UNTIL MIDNIGHT EST TONIGHT...

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

$$

LSZ264-081100-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
959 PM EST WED DEC 7 2016

...GALE WARNING IN EFFECT UNTIL MIDNIGHT EST TONIGHT...

.REST OF TONIGHT...NORTHWEST GALES TO 35 KNOTS VEERING NORTH
AFTER MIDNIGHT. SCATTERED SNOW SHOWERS. WAVES 9 TO 12 FEET SUBSIDING
TO 5 TO 8 FEET.
.THURSDAY...NORTH WINDS 20 TO 30 KNOTS. SCATTERED SNOW SHOWERS.
WAVES BUILDING TO 6 TO 9 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 15 TO 25 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS IN THE AFTERNOON. SNOW SHOWERS LIKELY. WAVES SUBSIDING
TO 1 TO 3 FEET.
.FRIDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHEAST 5 TO
15 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES CALM
TO 2 FEET.
.SATURDAY NIGHT...EAST WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES BUILDING TO 1 TO 3 FEET.
.SUNDAY...NORTH WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW SHOWERS...
THEN SNOW SHOWERS LIKELY. WAVES BUILDING TO 2 TO 4 FEET.
.MONDAY...WEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO 30 KNOTS.
SNOW SHOWERS. FREEZING SPRAY. WAVES BUILDING TO 3 TO 6 FEET.

$$

LSZ265-081100-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
959 PM EST WED DEC 7 2016

...GALE WARNING IN EFFECT UNTIL 5 AM EST THURSDAY...

.REST OF TONIGHT...WEST GALES TO 35 KNOTS VEERING NORTHWEST AFTER
MIDNIGHT. SNOW SHOWERS. WAVES 7 TO 11 FEET SUBSIDING TO 4 TO
7 FEET.
.THURSDAY...NORTH WINDS 20 TO 30 KNOTS. SNOW SHOWERS. WAVES
BUILDING TO 6 TO 9 FEET.
.THURSDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. SNOW SHOWERS. WAVES SUBSIDING TO 3 TO
5 FEET.
.FRIDAY...NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS IN THE AFTERNOON. SNOW SHOWERS. WAVES SUBSIDING TO 1 TO
3 FEET.
.FRIDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS. SNOW SHOWERS.
WAVES SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS IN THE AFTERNOON. SNOW SHOWERS LIKELY IN THE MORNING...
THEN A CHANCE OF SNOW SHOWERS IN THE AFTERNOON. WAVES CALM TO
2 FEET.
.SATURDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS INCREASING TO
10 TO 20 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES
BUILDING TO 1 TO 3 FEET.
.SUNDAY...NORTH WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW SHOWERS...
THEN SNOW SHOWERS LIKELY. WAVES BUILDING TO 2 TO 4 FEET.
.MONDAY...WEST WINDS 20 TO 30 KNOTS INCREASING TO GALES TO
35 KNOTS. SNOW SHOWERS LIKELY. WAVES BUILDING TO 3 TO 5 FEET...
THEN SUBSIDING TO 1 TO 3 FEET.

$$

LSZ266-081100-
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-
959 PM EST WED DEC 7 2016

...GALE WARNING IN EFFECT UNTIL 5 AM EST THURSDAY...

.REST OF TONIGHT...WEST GALES TO 40 KNOTS BECOMING NORTHWEST GALES TO
35 KNOTS AFTER MIDNIGHT. SNOW SHOWERS. WAVES 11 TO 16 FEET SUBSIDING
TO 5 TO 8 FEET.
.THURSDAY...NORTH WINDS 20 TO 30 KNOTS. NUMEROUS SNOW SHOWERS. WAVES
BUILDING TO 7 TO 10 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...NORTH WINDS 15 TO 25 KNOTS BACKING NORTHWEST IN THE
AFTERNOON. SNOW SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET.
.FRIDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS. SNOW SHOWERS.
WAVES SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING NORTH 5 TO
15 KNOTS IN THE AFTERNOON. SNOW SHOWERS IN THE MORNING...THEN A
CHANCE OF SNOW SHOWERS IN THE AFTERNOON. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST
AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 2 TO
4 FEET.
.SUNDAY...NORTHEAST WINDS 5 TO 15 KNOTS BECOMING NORTH 10 TO
20 KNOTS. A CHANCE OF SNOW SHOWERS...THEN SNOW SHOWERS LIKELY.
WAVES SUBSIDING TO 1 TO 3 FEET...THEN BUILDING TO 3 TO 5 FEET.
.MONDAY...WEST WINDS 15 TO 25 KNOTS INCREASING TO GALES TO
35 KNOTS. FREEZING SPRAY. SNOW SHOWERS. WAVES 3 TO 6 FEET.

$$

LSZ267-081100-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
959 PM EST WED DEC 7 2016

...GALE WARNING IN EFFECT UNTIL 5 AM EST THURSDAY...

.REST OF TONIGHT...WEST GALES TO 40 KNOTS BECOMING NORTHWEST
GALES TO 35 KNOTS AFTER MIDNIGHT. SNOW SHOWERS. WAVES 12 TO
17 FEET SUBSIDING TO 5 TO 8 FEET.
.THURSDAY...NORTH WINDS 20 TO 30 KNOTS. SCATTERED SNOW SHOWERS.
WAVES BUILDING TO 6 TO 10 FEET.
.THURSDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. SNOW SHOWERS. WAVES SUBSIDING TO 3 TO
5 FEET.
.FRIDAY...NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS IN THE AFTERNOON. SNOW SHOWERS LIKELY. WAVES SUBSIDING
TO 1 TO 3 FEET.
.FRIDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS AFTER MIDNIGHT. SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET.
.SATURDAY...NORTH WINDS 5 TO 15 KNOTS VEERING NORTHEAST IN THE
AFTERNOON. SNOW SHOWERS IN THE MORNING...THEN A CHANCE OF SNOW
SHOWERS IN THE AFTERNOON. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST
10 TO 20 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES
BUILDING TO 2 TO 4 FEET.
.SUNDAY...SOUTHEAST WINDS 10 TO 20 KNOTS BECOMING NORTH 5 TO
15 KNOTS. SNOW SHOWERS LIKELY. WAVES SUBSIDING TO CALM TO
2 FEET...THEN BUILDING TO 3 TO 5 FEET.
.MONDAY...WEST WINDS 15 TO 25 KNOTS INCREASING TO GALES TO
35 KNOTS. SNOW SHOWERS. FREEZING SPRAY. WAVES 3 TO 6 FEET.

$$
LSZ261-081100-
MAFOR 0804/
SUPERIOR WEST...GALE WARNING IN EFFECT...10750 11740 11730 12840
14830. SCATTERED SNOW SHOWERS. WAVES 3 TO 8 FEET.

SUPERIOR NORTH CENTRAL...GALE WARNING IN EFFECT...10750 11740 14840
11840 11847 11837. SCATTERED SNOW SHOWERS THROUGH THURSDAY MORNING.
WAVES 6 TO 9 FEET.

SUPERIOR SOUTH CENTRAL...GALE WARNING IN EFFECT...11657 11747
14847 11847 11837. WAVES 6 TO 11 FEET OVERNIGHT SUBSIDING TO 5 TO 9
FEET THURSDAY AND THURSDAY EVENING.

SUPERIOR EAST...GALE WARNING IN EFFECT...11657 11747 11830 13840
11847 11837. SCATTERED SNOW SHOWERS THURSDAY. WAVES 11 TO 15 FEET
SUBSIDING TO 8 TO 11 FEET OVERNIGHT. WAVES SUBSIDING TO 6 TO 9 FEET
THURSDAY AND THURSDAY EVENING.

$$

KLUBER



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.