641
FZUS53 KDLH 162322
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
622 PM CDT FRI OCT 16 2026
FOR WATERS WITHIN FIVE 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.
LSZ140-171000-
GRAND PORTAGE TO GRAND MARAIS MN-
622 PM CDT FRI OCT 16 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO
AROUND 20 KNOTS BECOMING WEST 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR THEN BECOMING MOSTLY CLOUDY
IN THE LATE EVENING AND EARLY MORNING THEN BECOMING PARTLY
CLOUDY. WAVES 1 TO 2 FEET BUILDING TO 2 TO 4 FEET TOWARD
DAYBREAK.
SATURDAY
SOUTHWEST WIND UP TO 30 KNOTS. SUNNY. WAVES 6 TO
9 FEET. WAVES OCCASIONALLY TO 12 FEET. A SMALL CRAFT ADVISORY MAY
BE NEEDED.
SATURDAY NIGHT
SOUTHWEST WIND UP TO 30 KNOTS. GUSTS UP TO
30 KNOTS INCREASING TO 35 KNOTS IN THE LATE EVENING AND
OVERNIGHT. PARTLY CLOUDY. WAVES 7 TO 10 FEET. WAVES OCCASIONALLY
TO 14 FEET. A GALE WARNING MAY BE NEEDED.
SUNDAY
SOUTHWEST WIND UP TO 30 KNOTS WITH GALES TO AROUND
40 KNOTS. MOSTLY SUNNY. WAVES 7 TO 12 FEET. WAVES OCCASIONALLY TO
15 FEET. A GALE WARNING MAY BE NEEDED.
LSZ141-171000-
GRAND MARAIS TO TACONITE HARBOR MN-
622 PM CDT FRI OCT 16 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS BECOMING WEST
AFTER MIDNIGHT, THEN BECOMING SOUTHWEST 15 TO 20 KNOTS WITH GUSTS
TO AROUND 25 KNOTS TOWARD DAYBREAK. MOSTLY CLEAR THEN BECOMING
MOSTLY CLOUDY IN THE LATE EVENING AND EARLY MORNING THEN BECOMING
MOSTLY CLEAR. WAVES 1 TO 3 FEET.
SATURDAY
SOUTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS IN THE LATE MORNING AND AFTERNOON. SUNNY.
WAVES 2 TO 4 FEET BUILDING TO 5 TO 8 FEET IN THE LATE MORNING AND
AFTERNOON. WAVES OCCASIONALLY TO 10 FEET. A SMALL CRAFT ADVISORY
MAY BE NEEDED.
SATURDAY NIGHT
SOUTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 30 KNOTS. PARTLY CLOUDY. WAVES 5 TO 8 FEET. WAVES
OCCASIONALLY TO 10 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
SUNDAY
SOUTHWEST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS. MOSTLY SUNNY. WAVES 6 TO 9 FEET. WAVES OCCASIONALLY TO
11 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
LSZ142-171000-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
622 PM CDT FRI OCT 16 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TONIGHT
WEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST
10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS AFTER MIDNIGHT.
PARTLY CLOUDY. WAVES 1 TO 2 FEET.
SATURDAY
SOUTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO 30 KNOTS
DECREASING TO 25 KNOTS LATE IN THE AFTERNOON. SUNNY. WAVES 4 TO
6 FEET. WAVES OCCASIONALLY TO 7 FEET. A SMALL CRAFT ADVISORY MAY
BE NEEDED.
SATURDAY NIGHT
SOUTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 30 KNOTS. MOSTLY CLEAR. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY TO 8 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
SUNDAY
SOUTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO 35 KNOTS
DECREASING TO 30 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY
SUNNY. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO 8 FEET. A GALE
WARNING MAY BE NEEDED.
LSZ143-171000-
SILVER BAY HARBOR TO TWO HARBORS MN-
622 PM CDT FRI OCT 16 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TONIGHT
WEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST
10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS AFTER MIDNIGHT.
MOSTLY CLEAR. WAVES 1 TO 3 FEET.
SATURDAY
SOUTHWEST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS. SUNNY. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO 7 FEET.
A SMALL CRAFT ADVISORY MAY BE NEEDED.
SATURDAY NIGHT
SOUTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 30 KNOTS. MOSTLY CLEAR. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY TO 8 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
SUNDAY
SOUTHWEST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS EASING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND 30 KNOTS
LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 4 TO 6 FEET SUBSIDING
TO 2 TO 4 FEET LATE IN THE AFTERNOON. WAVES OCCASIONALLY TO
8 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
LSZ144-171000-
TWO HARBORS TO DULUTH MN-
622 PM CDT FRI OCT 16 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS BECOMING
SOUTHWEST 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS IN THE
LATE EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 TO 3 FEET.
SATURDAY
SOUTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS. SUNNY. WAVES 3 TO 5 FEET. A SMALL CRAFT ADVISORY MAY BE
NEEDED.
SATURDAY NIGHT
SOUTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO
25 KNOTS INCREASING TO 30 KNOTS IN THE LATE EVENING AND
OVERNIGHT. MOSTLY CLEAR. WAVES 3 TO 5 FEET. WAVES OCCASIONALLY TO
7 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
SUNDAY
SOUTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO 30 KNOTS
DECREASING TO 25 KNOTS LATE IN THE AFTERNOON. SUNNY. WAVES 3 TO
5 FEET SUBSIDING TO 1 TO 3 FEET LATE IN THE AFTERNOON. WAVES
OCCASIONALLY TO 7 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
LSZ145-171000-
DULUTH MN TO PORT WING WI-
622 PM CDT FRI OCT 16 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS BECOMING WEST
10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS IN THE LATE EVENING
AND EARLY MORNING, THEN BECOMING SOUTHWEST 15 TO 20 KNOTS WITH
GUSTS TO AROUND 25 KNOTS TOWARD DAYBREAK. MOSTLY CLEAR. WAVES
1 TO 3 FEET.
SATURDAY
SOUTHWEST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS. SUNNY. WAVES 3 TO 5 FEET. A SMALL CRAFT ADVISORY MAY BE
NEEDED.
SATURDAY NIGHT
SOUTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 30 KNOTS. MOSTLY CLEAR. WAVES 3 TO 5 FEET. A SMALL CRAFT
ADVISORY MAY BE NEEDED.
SUNDAY
SOUTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO 30 KNOTS
DECREASING TO 25 KNOTS IN THE AFTERNOON. SUNNY. WAVES 3 TO 5 FEET
SUBSIDING TO 1 TO 3 FEET LATE IN THE AFTERNOON. A SMALL CRAFT
ADVISORY MAY BE NEEDED.
LSZ146-171000-
PORT WING TO SAND ISLAND WI-
622 PM CDT FRI OCT 16 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO
AROUND 20 KNOTS BECOMING SOUTHWEST 15 TO 20 KNOTS WITH GUSTS TO
AROUND 30 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 1 TO 3 FEET.
SATURDAY
SOUTHWEST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS. SUNNY. WAVES 4 TO 7 FEET. WAVES OCCASIONALLY TO 9 FEET.
A SMALL CRAFT ADVISORY MAY BE NEEDED.
SATURDAY NIGHT
SOUTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO
30 KNOTS INCREASING TO 35 KNOTS LATE IN THE EVENING, THEN
DECREASING TO 30 KNOTS AFTER MIDNIGHT INCREASING TO 35 KNOTS
EARLY IN THE MORNING. MOSTLY CLEAR. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY TO 8 FEET. A GALE WARNING MAY BE NEEDED.
SUNDAY
SOUTHWEST WIND 20 TO 25 KNOTS WITH GALES TO AROUND
35 KNOTS EASING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS
LATE IN THE AFTERNOON. SUNNY. WAVES 4 TO 6 FEET SUBSIDING TO 2 TO
4 FEET LATE IN THE AFTERNOON. WAVES OCCASIONALLY TO 8 FEET. A
GALE WARNING MAY BE NEEDED.
LSZ147-171000-
SAND ISLAND TO BAYFIELD WI-
622 PM CDT FRI OCT 16 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO
AROUND 20 KNOTS BECOMING SOUTHWEST 10 TO 15 KNOTS WITH GUSTS TO
AROUND 25 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 1 TO 3 FEET.
SATURDAY
SOUTHWEST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS EASING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND 30 KNOTS
LATE IN THE AFTERNOON. SUNNY. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY TO 8 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
SATURDAY NIGHT
SOUTHWEST WIND 20 TO 25 KNOTS WITH GALES TO
AROUND 35 KNOTS. MOSTLY CLEAR. WAVES 3 TO 5 FEET. WAVES
OCCASIONALLY TO 7 FEET. A GALE WARNING MAY BE NEEDED.
SUNDAY
SOUTHWEST WIND 20 TO 25 KNOTS WITH GALES TO AROUND
35 KNOTS EASING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS
LATE IN THE AFTERNOON. SUNNY. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY TO 7 FEET. A GALE WARNING MAY BE NEEDED.
LSZ150-171000-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
622 PM CDT FRI OCT 16 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TONIGHT
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS BECOMING SOUTHWEST 15 TO 20 KNOTS WITH GUSTS TO
AROUND 25 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET IN THE LATE EVENING AND EARLY MORNING,
THEN BUILDING TO 2 TO 4 FEET TOWARD DAYBREAK.
SATURDAY
SOUTHWEST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS. SUNNY. WAVES 5 TO 8 FEET SUBSIDING TO 4 TO 6 FEET LATE
IN THE AFTERNOON. WAVES OCCASIONALLY TO 10 FEET. A SMALL CRAFT
ADVISORY MAY BE NEEDED.
SATURDAY NIGHT
SOUTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO
30 KNOTS INCREASING TO 35 KNOTS IN THE LATE EVENING AND
OVERNIGHT. MOSTLY CLEAR. WAVES 4 TO 7 FEET. WAVES OCCASIONALLY TO
9 FEET. A GALE WARNING MAY BE NEEDED.
SUNDAY
SOUTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO 35 KNOTS
DECREASING TO 25 KNOTS LATE IN THE AFTERNOON. SUNNY. WAVES 5 TO
8 FEET SUBSIDING TO 3 TO 5 FEET LATE IN THE AFTERNOON. WAVES
OCCASIONALLY TO 10 FEET. A GALE WARNING MAY BE NEEDED.
LSZ121-171000-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
622 PM CDT FRI OCT 16 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TONIGHT
NORTHWEST WIND 5 KNOTS BECOMING SOUTHWEST WITH
GUSTS TO AROUND 20 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR. WAVES
1 FOOT OR LESS.
SATURDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS IN THE LATE MORNING AND EARLY AFTERNOON,
THEN DECREASING TO 25 KNOTS LATE IN THE AFTERNOON. SUNNY. WAVES
1 TO 2 FEET.
SATURDAY NIGHT
SOUTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO
25 KNOTS INCREASING TO 30 KNOTS IN THE LATE EVENING AND
OVERNIGHT. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
SUNDAY
SOUTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS EASING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND 30 KNOTS
IN THE AFTERNOON. SUNNY. WAVES 1 TO 2 FEET.
LSZ148-171000-
OAK POINT TO SAXON HARBOR WI-
622 PM CDT FRI OCT 16 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO
AROUND 20 KNOTS BECOMING SOUTHWEST 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 2 FEET AFTER MIDNIGHT.
SATURDAY
SOUTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS IN THE LATE MORNING AND AFTERNOON. SUNNY.
WAVES 1 TO 3 FEET.
SATURDAY NIGHT
SOUTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 30 KNOTS. MOSTLY CLEAR. WAVES 1 TO 3 FEET BUILDING TO 2 TO
4 FEET AFTER MIDNIGHT.
SUNDAY
SOUTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO 35 KNOTS
DECREASING TO 25 KNOTS. SUNNY. WAVES 2 TO 4 FEET SUBSIDING TO
1 TO 2 FEET LATE IN THE AFTERNOON. A GALE WARNING MAY BE NEEDED.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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