868
FZUS63 KMQT 262101
GLFLS
OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
400 PM EST WED NOV 26 2025
FOR WATERS BEYOND 5 NAUTICAL MILES OF SHORE ON LAKE SUPERIOR.
WAVES ARE THE SIGNIFICANT WAVE HEIGHT - THE AVERAGE OF THE
HIGHEST 1/3 OF THE WAVE SPECTRUM. OCCASIONAL WAVE HEIGHT IS THE
AVERAGE OF THE HIGHEST 1/10 OF THE WAVE SPECTRUM.
SYNOPSIS
A 29.3 INCH LOW OVER THE EAST-CENTRAL U.P. THIS AFTERNOON CONTINUES
TOWARDS THE STRAITS OF MACKINAC THIS EVENING. THE LOW SHIFTS EAST
INTO ONTARIO TONIGHT AND THEN INTO QUEBEC AT 29.4 INCHES ON
THANKSGIVING. MEANWHILE, A 30.6 INCH HIGH OVER THE CANADIAN PRAIRIES
WEAKENS SLIGHTLY TO 30.5 INCHES AS IT MOVES INTO THE MISSISSIPPI
RIVER VALLEY THROUGH FRIDAY, WITH 30.3 INCH HIGH PRESSURE PERSISTING
OVER LAKE SUPERIOR FRIDAY THROUGH SATURDAY. A 29.7 INCH LOW OVER THE
SOUTHERN PLAINS SATURDAY MORNING WILL TRACK INTO LOWER MICHIGAN BY
SUNDAY MORNING, RESULTING IN 30.0 INCH TROUGHING OVER LAKE SUPERIOR.
A 30.4 INCH HIGH THEN REBUILDS OVER THE GREAT LAKES ON MONDAY.
LSZ162-270900-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
400 PM EST WED NOV 26 2025 /300 PM CST WED NOV 26 2025/
..GALE WARNING IN EFFECT THROUGH THURSDAY MORNING
LATE THIS AFTERNOON
NORTHWEST GALES TO 40 KNOTS. A CHANCE OF
SNOW. WAVES 10 TO 14 FEET OCCASIONALLY TO 18 FEET SUBSIDING TO
10 TO 14 FEET OCCASIONALLY TO 18 FEET.
TONIGHT
NORTHWEST GALES TO 40 KNOTS. A SLIGHT CHANCE OF SNOW.
WAVES SUBSIDING TO 6 TO 9 FEET OCCASIONALLY TO 11 FEET.
THURSDAY
NORTHWEST GALES TO 35 KNOTS DIMINISHING TO 20 TO
30 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 3 TO
6 FEET OCCASIONALLY TO 8 FEET.
THURSDAY NIGHT
NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 KNOTS BY MIDNIGHT. A CHANCE OF SNOW SHOWERS IN THE
EVENING. WAVES SUBSIDING TO 2 TO 4 FEET.
FRIDAY
NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS IN THE AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS IN THE
MORNING. WAVES SUBSIDING TO CALM TO 2 FEET.
FRIDAY NIGHT
NORTHWEST WINDS 5 TO 15 KNOTS VEERING NORTH AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
SATURDAY
NORTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW IN THE MORNING, THEN
SNOW LIKELY IN THE AFTERNOON. WAVES CALM TO 2 FEET.
SATURDAY NIGHT
NORTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW. WAVES BUILDING TO 1 TO
3 FEET.
SUNDAY
NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS. WAVES BUILDING TO 2 TO 4 FEET, THEN SUBSIDING TO 1 TO
3 FEET.
MONDAY
WEST WINDS 15 TO 25 KNOTS. WAVES BUILDING TO 2 TO
4 FEET, THEN SUBSIDING TO 1 TO 3 FEET.
LSZ263-270900-
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-
400 PM EST WED NOV 26 2025
..GALE WARNING IN EFFECT THROUGH THURSDAY MORNING
LATE THIS AFTERNOON
NORTH GALES TO 45 KNOTS. SNOW. WAVES 15 TO
20 FEET OCCASIONALLY TO 25 FEET.
TONIGHT
NORTH GALES TO 45 KNOTS BECOMING NORTHWEST GALES TO
40 KNOTS LATE. A CHANCE OF SNOW. WAVES SUBSIDING TO 9 TO 12 FEET
OCCASIONALLY TO 15 FEET.
THURSDAY
NORTHWEST GALES TO 35 KNOTS DIMINISHING TO 20 TO
30 KNOTS BY MID AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 6 TO 9 FEET OCCASIONALLY TO 11 FEET.
THURSDAY NIGHT
NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 KNOTS LATE. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO
3 TO 6 FEET OCCASIONALLY TO 8 FEET.
FRIDAY
NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS IN THE AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS IN THE
MORNING. WAVES SUBSIDING TO CALM TO 2 FEET.
FRIDAY NIGHT
NORTHWEST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
SATURDAY
NORTH WINDS 5 TO 15 KNOTS VEERING NORTHEAST IN THE
AFTERNOON. A CHANCE OF SNOW. WAVES CALM TO 2 FEET.
SATURDAY NIGHT
NORTHEAST WINDS 10 TO 20 KNOTS BECOMING NORTH
15 TO 25 KNOTS AFTER MIDNIGHT. SNOW LIKELY IN THE EVENING, THEN A
CHANCE OF SNOW AFTER MIDNIGHT. WAVES BUILDING TO 3 TO 5 FEET
OCCASIONALLY TO 7 FEET.
SUNDAY
NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS. A CHANCE OF SNOW. WAVES BUILDING TO 3 TO 6 FEET
OCCASIONALLY TO 8 FEET.
MONDAY
WEST WINDS 20 TO 30 KNOTS. WAVES SUBSIDING TO 3 TO
5 FEET OCCASIONALLY TO 7 FEET.
LSZ264-270900-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
400 PM EST WED NOV 26 2025
..GALE WARNING IN EFFECT THROUGH THURSDAY EVENING
LATE THIS AFTERNOON
NORTH GALES TO 45 KNOTS. SNOW. WAVES 15 TO
20 FEET OCCASIONALLY TO 25 FEET SUBSIDING TO 15 TO 20 FEET
OCCASIONALLY TO 25 FEET.
TONIGHT
NORTH GALES TO 45 KNOTS. SNOW IN THE EVENING, THEN A
CHANCE OF SNOW AFTER MIDNIGHT. WAVES SUBSIDING TO 12 TO 17 FEET
OCCASIONALLY TO 21 FEET.
THURSDAY
NORTH GALES TO 40 KNOTS BECOMING NORTHWEST GALES TO
35 KNOTS BY MID AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 9 TO 12 FEET OCCASIONALLY TO 15 FEET.
THURSDAY NIGHT
NORTHWEST GALES TO 35 KNOTS DIMINISHING TO
20 TO 30 KNOTS LATE. A SLIGHT CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 5 TO 8 FEET OCCASIONALLY TO 10 FEET.
FRIDAY
NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO 10 TO
20 KNOTS IN THE AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 2 TO 4 FEET.
FRIDAY NIGHT
NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
SATURDAY
NORTHWEST WINDS 5 TO 15 KNOTS VEERING NORTH IN THE
AFTERNOON. A CHANCE OF SNOW. WAVES CALM TO 2 FEET.
SATURDAY NIGHT
NORTHEAST WINDS 10 TO 20 KNOTS BECOMING NORTH
20 TO 30 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW. WAVES BUILDING
TO 3 TO 5 FEET OCCASIONALLY TO 7 FEET.
SUNDAY
NORTHWEST WINDS 20 TO 30 KNOTS. A CHANCE OF SNOW. WAVES
BUILDING TO 4 TO 7 FEET OCCASIONALLY TO 9 FEET, THEN SUBSIDING TO
3 TO 6 FEET OCCASIONALLY TO 8 FEET.
MONDAY
WEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS. WAVES SUBSIDING TO 3 TO 5 FEET OCCASIONALLY TO 7 FEET.
LSZ265-270900-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
400 PM EST WED NOV 26 2025
..STORM WARNING IN EFFECT UNTIL MIDNIGHT EST TONIGHT
...GALE WARNING IN EFFECT FROM MIDNIGHT EST TONIGHT THROUGH LATE
THURSDAY NIGHT...
LATE THIS AFTERNOON
NORTH STORM FORCE WINDS TO 55 KNOTS. SNOW.
WAVES 15 TO 20 FEET OCCASIONALLY TO 25 FEET.
TONIGHT
NORTH STORM FORCE WINDS TO 55 KNOTS BECOMING NORTHWEST
STORM FORCE WINDS TO 50 KNOTS LATE. SNOW. WAVES BUILDING TO 17 TO
22 FEET OCCASIONALLY TO 28 FEET, THEN SUBSIDING TO 15 TO 20 FEET
OCCASIONALLY TO 25 FEET.
THURSDAY
NORTHWEST GALES TO 45 KNOTS. SNOW SHOWERS. WAVES
SUBSIDING TO 10 TO 14 FEET OCCASIONALLY TO 18 FEET.
THURSDAY NIGHT
NORTHWEST GALES TO 40 KNOTS. SNOW SHOWERS
LIKELY IN THE EVENING, THEN A CHANCE OF SNOW SHOWERS AFTER
MIDNIGHT. WAVES SUBSIDING TO 6 TO 9 FEET OCCASIONALLY TO 11 FEET.
FRIDAY
NORTHWEST WINDS 20 TO 30 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES SUBSIDING TO 2 TO 4 FEET.
FRIDAY NIGHT
NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
SATURDAY
WEST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST 10 TO
20 KNOTS IN THE AFTERNOON. SNOW LIKELY IN THE AFTERNOON. WAVES
CALM TO 2 FEET.
SATURDAY NIGHT
NORTHEAST WINDS 10 TO 20 KNOTS BECOMING NORTH
15 TO 25 KNOTS AFTER MIDNIGHT. SNOW. WAVES BUILDING TO 2 TO
4 FEET.
SUNDAY
NORTHWEST WINDS 20 TO 30 KNOTS. SNOW LIKELY, THEN A
CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 4 TO 7 FEET
OCCASIONALLY TO 9 FEET, THEN SUBSIDING TO 2 TO 4 FEET.
MONDAY
WEST WINDS 15 TO 25 KNOTS BACKING SOUTHWEST. A CHANCE
OF SNOW SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET.
LSZ266-270900-
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-
400 PM EST WED NOV 26 2025
..STORM WARNING IN EFFECT UNTIL MIDNIGHT EST TONIGHT
...GALE WARNING IN EFFECT FROM MIDNIGHT EST TONIGHT THROUGH LATE
THURSDAY NIGHT...
LATE THIS AFTERNOON
NORTH STORM FORCE WINDS TO 50 KNOTS. SNOW,
POSSIBLY MIXED WITH RAIN. WAVES 15 TO 20 FEET OCCASIONALLY TO
25 FEET BUILDING TO 17 TO 22 FEET OCCASIONALLY TO 28 FEET.
TONIGHT
NORTH STORM FORCE WINDS TO 55 KNOTS. SNOW. WAVES 17 TO
22 FEET OCCASIONALLY TO 28 FEET.
THURSDAY
NORTH STORM FORCE WINDS TO 50 KNOTS DIMINISHING TO
GALES TO 45 KNOTS BY LATE MORNING, THEN BACKING NORTHWEST BY MID
AFTERNOON. SNOW SHOWERS. WAVES SUBSIDING TO 15 TO 20 FEET
OCCASIONALLY TO 25 FEET.
THURSDAY NIGHT
NORTHWEST GALES TO 40 KNOTS. SNOW SHOWERS.
WAVES SUBSIDING TO 9 TO 12 FEET OCCASIONALLY TO 15 FEET.
FRIDAY
NORTHWEST GALES TO 35 KNOTS DIMINISHING TO 20 TO
30 KNOTS IN THE AFTERNOON. SNOW SHOWERS LIKELY IN THE MORNING,
THEN A CHANCE OF SNOW SHOWERS IN THE AFTERNOON. WAVES SUBSIDING
TO 4 TO 7 FEET OCCASIONALLY TO 9 FEET.
FRIDAY NIGHT
NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 1 TO 3 FEET.
SATURDAY
WEST WINDS 5 TO 15 KNOTS BECOMING NORTH 10 TO
20 KNOTS IN THE AFTERNOON. SNOW. WAVES SUBSIDING TO CALM TO
2 FEET.
SATURDAY NIGHT
EAST WINDS 10 TO 20 KNOTS BECOMING NORTHEAST
15 TO 25 KNOTS AFTER MIDNIGHT. SNOW. WAVES BUILDING TO 2 TO
4 FEET.
SUNDAY
NORTH WINDS 20 TO 30 KNOTS BACKING NORTHWEST. SNOW.
WAVES BUILDING TO 5 TO 9 FEET OCCASIONALLY TO 11 FEET.
MONDAY
WEST WINDS 15 TO 25 KNOTS BACKING SOUTHWEST. A CHANCE
OF SNOW SHOWERS. WAVES SUBSIDING TO 3 TO 6 FEET OCCASIONALLY TO
8 FEET.
LSZ267-270900-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
400 PM EST WED NOV 26 2025
..GALE WARNING IN EFFECT THROUGH LATE THURSDAY NIGHT
LATE THIS AFTERNOON
NORTH GALES TO 40 KNOTS. RAIN AND SNOW.
WAVES 10 TO 14 FEET OCCASIONALLY TO 18 FEET.
TONIGHT
NORTH GALES TO 45 KNOTS INCREASING TO GALES TO
45 KNOTS WITH A FEW STORM FORCE GUSTS TO 50 KNOTS POSSIBLE LATE.
SNOW. WAVES BUILDING TO 15 TO 20 FEET OCCASIONALLY TO 25 FEET.
THURSDAY
NORTH GALES TO 45 KNOTS. SNOW SHOWERS. WAVES
SUBSIDING TO 12 TO 17 FEET OCCASIONALLY TO 21 FEET.
THURSDAY NIGHT
NORTH GALES TO 40 KNOTS BECOMING NORTHWEST
GALES TO 35 KNOTS LATE. SNOW SHOWERS IN THE EVENING, THEN A
CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. WAVES SUBSIDING TO 8 TO
11 FEET OCCASIONALLY TO 14 FEET.
FRIDAY
NORTHWEST GALES TO 35 KNOTS DIMINISHING TO 20 TO
30 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS IN THE
MORNING, THEN SNOW SHOWERS LIKELY IN THE AFTERNOON. WAVES
SUBSIDING TO 4 TO 7 FEET OCCASIONALLY TO 9 FEET.
FRIDAY NIGHT
NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS IN THE
EVENING, THEN SNOW SHOWERS LIKELY AFTER MIDNIGHT. WAVES SUBSIDING
TO 1 TO 3 FEET.
SATURDAY
WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST IN THE
AFTERNOON. SNOW. WAVES SUBSIDING TO CALM TO 2 FEET.
SATURDAY NIGHT
SOUTHEAST WINDS 10 TO 20 KNOTS BACKING EAST
AFTER MIDNIGHT. SNOW. WAVES CALM TO 2 FEET.
SUNDAY
NORTH WINDS 20 TO 30 KNOTS BECOMING NORTHWEST 15 TO
25 KNOTS. SNOW. WAVES BUILDING TO 5 TO 9 FEET OCCASIONALLY TO
11 FEET.
MONDAY
WEST WINDS 15 TO 25 KNOTS BACKING SOUTHWEST. SNOW
SHOWERS LIKELY. WAVES SUBSIDING TO 3 TO 6 FEET OCCASIONALLY TO
8 FEET.
LSZ261-270300-
MAFOR 2622/
SUPERIOR WEST...GALE WARNING IN EFFECT...14750 11750 13740. A
CHANCE OF SNOW THIS EVENING. A CHANCE OF SNOW SHOWERS THURSDAY.
WAVES 10 TO 15 FEET SUBSIDING TO 7 TO 10 FEET TONIGHT. WAVES 5 TO
9 FEET SUBSIDING TO 4 TO 7 FEET THURSDAY.
SUPERIOR NORTH CENTRAL...GALE WARNING IN EFFECT...12877 12867
11860 13750. A CHANCE OF SNOW SHOWERS THURSDAY. WAVES 14 TO 19
FEET SUBSIDING TO 13 TO 17 FEET TONIGHT. WAVES 12 TO 16 FEET
SUBSIDING TO 10 TO 14 FEET THURSDAY.
SUPERIOR SOUTH CENTRAL...STORM WARNING IN EFFECT...13877 14767
11757. WAVES 16 TO 21 FEET SUBSIDING TO 15 TO 20 FEET TONIGHT.
WAVES 14 TO 19 FEET SUBSIDING TO 13 TO 17 FEET THURSDAY.
SUPERIOR EAST...STORM WARNING IN EFFECT...11857 14867 11867 11857
11757. WAVES 10 TO 14 FEET BUILDING TO 14 TO 18 FEET TONIGHT.
WAVES 13 TO 18 FEET THURSDAY.
WFO MQT
EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/MQT/GLFTABLE
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
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