404
FZUS53 KDLH 190711
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
111 AM CST FRI DEC 19 2025
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.
LSZ140-191700-
GRAND PORTAGE TO GRAND MARAIS MN-
111 AM CST FRI DEC 19 2025
..GALE WARNING IN EFFECT UNTIL 4 AM CST EARLY THIS MORNING
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH LATE
SATURDAY NIGHT...
TODAY
NORTH WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND 30 KNOTS
EASING TO 10 TO 15 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING
EAST 5 TO 10 KNOTS LATE IN THE AFTERNOON. CHANCE OF SNOW LATE IN
THE AFTERNOON. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET IN THE
AFTERNOON.
TONIGHT
SOUTH WIND UP TO 30 KNOTS WITH GALES TO AROUND
35 KNOTS BECOMING SOUTHWEST WITH GALES TO AROUND 35 KNOTS EARLY
IN THE MORNING. SNOW LIKELY. WAVES 1 TO 2 FEET BUILDING TO 4 TO
7 FEET IN THE LATE EVENING AND OVERNIGHT. WAVES OCCASIONALLY TO
9 FEET. A GALE WARNING MAY BE NEEDED.
SATURDAY
WEST WIND UP TO 30 KNOTS WITH GALES TO AROUND
35 KNOTS. SLIGHT CHANCE OF SNOW IN THE MORNING. HEAVY FREEZING
SPRAY IN THE AFTERNOON. WAVES 5 TO 8 FEET. WAVES OCCASIONALLY TO
10 FEET. A GALE WARNING MAY BE NEEDED.
SATURDAY NIGHT
NORTHWEST WIND UP TO 30 KNOTS EASING TO 15 TO
20 KNOTS EARLY IN THE MORNING. GUSTS UP TO 35 KNOTS. MOSTLY
CLOUDY IN THE EVENING THEN BECOMING PARTLY CLOUDY. WAVES 4 TO
6 FEET SUBSIDING TO 2 TO 4 FEET EARLY IN THE MORNING. WAVES
OCCASIONALLY TO 8 FEET. A GALE WARNING MAY BE NEEDED.
LSZ141-191700-
GRAND MARAIS TO TACONITE HARBOR MN-
111 AM CST FRI DEC 19 2025
..GALE WARNING IN EFFECT UNTIL 4 AM CST EARLY THIS MORNING
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH LATE
SATURDAY NIGHT...
TODAY
NORTH WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND 30 KNOTS
BECOMING NORTHEAST 5 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING
SOUTH LATE IN THE AFTERNOON. CHANCE OF SNOW LATE IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
SOUTH WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING SOUTHWEST WITH GUSTS TO AROUND 30 KNOTS EARLY
IN THE MORNING. SNOW LIKELY. WAVES 1 TO 2 FEET BUILDING TO 2 TO
4 FEET IN THE LATE EVENING AND OVERNIGHT. A SMALL CRAFT ADVISORY
MAY BE NEEDED.
SATURDAY
WEST WIND 20 TO 25 KNOTS WITH GALES TO AROUND
35 KNOTS. SLIGHT CHANCE OF SNOW IN THE MORNING. WAVES 3 TO
5 FEET. WAVES OCCASIONALLY TO 7 FEET. A GALE WARNING MAY BE
NEEDED.
SATURDAY NIGHT
NORTHWEST WIND 20 TO 25 KNOTS WITH GALES TO
AROUND 35 KNOTS EASING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND
30 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY IN THE EVENING THEN
BECOMING PARTLY CLOUDY. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
2 FEET EARLY IN THE MORNING. A GALE WARNING MAY BE NEEDED.
LSZ142-191700-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
111 AM CST FRI DEC 19 2025
..GALE WARNING IN EFFECT UNTIL 4 AM CST EARLY THIS MORNING
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH LATE
SATURDAY NIGHT...
TODAY
NORTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING NORTH 5 KNOTS EARLY IN THE AFTERNOON, THEN
BECOMING SOUTH LATE IN THE AFTERNOON. CHANCE OF SNOW LATE IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
SOUTH WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING SOUTHWEST WITH GUSTS TO AROUND 30 KNOTS AFTER
MIDNIGHT. SNOW LIKELY IN THE EVENING, THEN CHANCE OF SNOW AFTER
MIDNIGHT. WAVES 1 TO 2 FEET BUILDING TO 1 TO 3 FEET EARLY IN THE
MORNING.
SATURDAY
WEST WIND 20 TO 25 KNOTS. GUSTS UP TO 30 KNOTS
INCREASING TO 35 KNOTS IN THE LATE MORNING AND AFTERNOON. SLIGHT
CHANCE OF SNOW IN THE MORNING. WAVES 2 TO 4 FEET. A GALE WARNING
MAY BE NEEDED.
SATURDAY NIGHT
NORTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO
30 KNOTS INCREASING TO 35 KNOTS LATE IN THE EVENING, THEN
DECREASING TO 30 KNOTS AFTER MIDNIGHT DECREASING TO 25 KNOTS
EARLY IN THE MORNING. PARTLY CLOUDY. WAVES 1 TO 3 FEET. A GALE
WARNING MAY BE NEEDED.
LSZ143-191700-
SILVER BAY HARBOR TO TWO HARBORS MN-
111 AM CST FRI DEC 19 2025
..GALE WARNING IN EFFECT UNTIL 4 AM CST EARLY THIS MORNING
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH LATE
SATURDAY NIGHT...
TODAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING WEST 5 KNOTS EARLY IN THE AFTERNOON, THEN
BECOMING SOUTH LATE IN THE AFTERNOON. CHANCE OF SNOW LATE IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
SOUTH WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING SOUTHWEST 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS AFTER MIDNIGHT. SNOW LIKELY. WAVES 1 TO 3 FEET BUILDING
TO 2 TO 4 FEET AFTER MIDNIGHT. A SMALL CRAFT ADVISORY MAY BE
NEEDED.
SATURDAY
WEST WIND 20 TO 25 KNOTS WITH GALES TO AROUND
35 KNOTS. PARTLY SUNNY. WAVES 3 TO 5 FEET. A GALE WARNING MAY BE
NEEDED.
SATURDAY NIGHT
WEST WIND 20 TO 25 KNOTS WITH GALES TO AROUND
35 KNOTS EASING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND 30 KNOTS
AFTER MIDNIGHT. MOSTLY CLOUDY IN THE EVENING THEN CLEARING. WAVES
2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET AFTER MIDNIGHT. A GALE
WARNING MAY BE NEEDED.
LSZ144-191700-
TWO HARBORS TO DULUTH MN-
111 AM CST FRI DEC 19 2025
..GALE WARNING IN EFFECT UNTIL 4 AM CST EARLY THIS MORNING
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH LATE
SATURDAY NIGHT...
TODAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING WEST 5 TO 10 KNOTS LATE IN THE MORNING, THEN
BECOMING SOUTH IN THE AFTERNOON. CHANCE OF SNOW LATE IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
SOUTH WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING SOUTHWEST 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS AFTER MIDNIGHT. SNOW LIKELY. WAVES 1 TO 3 FEET BUILDING
TO 2 TO 4 FEET AFTER MIDNIGHT. A SMALL CRAFT ADVISORY MAY BE
NEEDED.
SATURDAY
WEST WIND UP TO 30 KNOTS. GUSTS UP TO 30 KNOTS
INCREASING TO 35 KNOTS IN THE LATE MORNING AND AFTERNOON. PARTLY
SUNNY. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO 7 FEET. A GALE
WARNING MAY BE NEEDED.
SATURDAY NIGHT
WEST WIND 20 TO 25 KNOTS WITH GALES TO AROUND
35 KNOTS EASING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS
EARLY IN THE MORNING. PARTLY CLOUDY. WAVES 4 TO 6 FEET SUBSIDING
TO 1 TO 2 FEET. WAVES OCCASIONALLY TO 7 FEET. A GALE WARNING MAY
BE NEEDED.
LSZ145-191700-
DULUTH MN TO PORT WING WI-
111 AM CST FRI DEC 19 2025
..GALE WARNING IN EFFECT UNTIL 4 AM CST EARLY THIS MORNING
...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM CST THIS
MORNING...
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH LATE
SATURDAY NIGHT...
TODAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTH 5 TO 10 KNOTS IN THE AFTERNOON. CHANCE OF
SNOW LATE IN THE AFTERNOON. WAVES 1 TO 3 FEET SUBSIDING TO 1 TO
2 FEET IN THE LATE MORNING AND AFTERNOON.
TONIGHT
SOUTH WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING SOUTHWEST 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS AFTER MIDNIGHT. SNOW LIKELY. WAVES 1 TO 3 FEET BUILDING
TO 2 TO 4 FEET AFTER MIDNIGHT. A SMALL CRAFT ADVISORY MAY BE
NEEDED.
SATURDAY
WEST WIND UP TO 30 KNOTS. GUSTS UP TO 30 KNOTS
INCREASING TO 40 KNOTS. HEAVY FREEZING SPRAY. WAVES 5 TO 8 FEET.
WAVES OCCASIONALLY TO 10 FEET. A GALE WARNING MAY BE NEEDED.
SATURDAY NIGHT
WEST WIND UP TO 30 KNOTS WITH GALES TO AROUND
35 KNOTS EASING TO 15 TO 20 KNOTS WITH GUSTS TO AROUND 30 KNOTS
AFTER MIDNIGHT. HEAVY FREEZING SPRAY IN THE EVENING. WAVES 5 TO
8 FEET SUBSIDING TO 3 TO 5 FEET AFTER MIDNIGHT. WAVES
OCCASIONALLY TO 10 FEET. A GALE WARNING MAY BE NEEDED.
LSZ146-191700-
PORT WING TO SAND ISLAND WI-
111 AM CST FRI DEC 19 2025
..GALE WARNING IN EFFECT UNTIL 4 AM CST EARLY THIS MORNING
...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM CST THIS
MORNING...
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH LATE
SATURDAY NIGHT...
TODAY
NORTHWEST WIND 15 TO 20 KNOTS EASING TO 5 TO 10 KNOTS
LATE IN THE MORNING, THEN BECOMING SOUTHWEST EARLY IN THE
AFTERNOON BECOMING SOUTH LATE IN THE AFTERNOON. SLIGHT CHANCE OF
SNOW LATE IN THE AFTERNOON. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
2 FEET IN THE LATE MORNING AND AFTERNOON.
TONIGHT
SOUTH WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING SOUTHWEST 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS AFTER MIDNIGHT. SNOW LIKELY. WAVES 1 TO 3 FEET BUILDING
TO 2 TO 4 FEET EARLY IN THE MORNING. A SMALL CRAFT ADVISORY MAY
BE NEEDED.
SATURDAY
WEST WIND UP TO 30 KNOTS. GUSTS UP TO 35 KNOTS
INCREASING TO 40 KNOTS IN THE LATE MORNING AND AFTERNOON. SLIGHT
CHANCE OF SNOW IN THE MORNING. HEAVY FREEZING SPRAY THROUGH THE
DAY. WAVES 5 TO 8 FEET. WAVES OCCASIONALLY TO 11 FEET. A GALE
WARNING MAY BE NEEDED.
SATURDAY NIGHT
WEST WIND UP TO 30 KNOTS WITH GALES TO AROUND
40 KNOTS EASING TO 5 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS.
HEAVY FREEZING SPRAY IN THE EVENING. WAVES 5 TO 8 FEET SUBSIDING
TO 3 TO 5 FEET AFTER MIDNIGHT. WAVES OCCASIONALLY TO 10 FEET. A
GALE WARNING MAY BE NEEDED.
LSZ147-191700-
SAND ISLAND TO BAYFIELD WI-
111 AM CST FRI DEC 19 2025
..GALE WARNING IN EFFECT UNTIL 4 AM CST EARLY THIS MORNING
...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM CST THIS
MORNING...
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH LATE
SATURDAY NIGHT...
TODAY
NORTHWEST WIND 15 TO 20 KNOTS BECOMING WEST 5 KNOTS
EARLY IN THE AFTERNOON, THEN BECOMING SOUTH LATE IN THE
AFTERNOON. SLIGHT CHANCE OF SNOW LATE IN THE AFTERNOON. WAVES
2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET IN THE LATE MORNING AND
AFTERNOON.
TONIGHT
SOUTH WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING SOUTHWEST 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS EARLY IN THE MORNING. SNOW LIKELY. WAVES 1 TO 3 FEET. A
SMALL CRAFT ADVISORY MAY BE NEEDED.
SATURDAY
WEST WIND UP TO 30 KNOTS WITH GALES TO AROUND
40 KNOTS. SLIGHT CHANCE OF SNOW IN THE MORNING. HEAVY FREEZING
SPRAY IN THE AFTERNOON. WAVES 4 TO 6 FEET BUILDING TO 5 TO 8 FEET
IN THE LATE MORNING AND AFTERNOON. WAVES OCCASIONALLY TO 10 FEET.
A GALE WARNING MAY BE NEEDED.
SATURDAY NIGHT
WEST WIND UP TO 30 KNOTS WITH GALES TO AROUND
40 KNOTS EASING TO 15 TO 20 KNOTS WITH GUSTS TO AROUND 30 KNOTS
AFTER MIDNIGHT. MOSTLY CLOUDY. WAVES 4 TO 7 FEET SUBSIDING TO
3 TO 5 FEET AFTER MIDNIGHT. WAVES OCCASIONALLY TO 9 FEET. A GALE
WARNING MAY BE NEEDED.
LSZ150-191700-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
111 AM CST FRI DEC 19 2025
..GALE WARNING IN EFFECT UNTIL 4 AM CST EARLY THIS MORNING
...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM CST THIS
MORNING...
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH LATE
SATURDAY NIGHT...
TODAY
NORTH WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND 25 KNOTS
BECOMING WEST 5 TO 10 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING
SOUTH LATE IN THE AFTERNOON. CHANCE OF SNOW EARLY IN THE MORNING.
SLIGHT CHANCE OF SNOW IN THE LATE MORNING AND AFTERNOON. WAVES
4 TO 6 FEET SUBSIDING TO 1 TO 2 FEET. WAVES OCCASIONALLY TO
8 FEET.
TONIGHT
SOUTH WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING SOUTHWEST WITH GALES TO AROUND 35 KNOTS EARLY
IN THE MORNING. SNOW LIKELY. WAVES 1 TO 3 FEET BUILDING TO 2 TO
4 FEET AFTER MIDNIGHT. A GALE WARNING MAY BE NEEDED.
SATURDAY
WEST WIND UP TO 30 KNOTS. GALES UP TO 40 KNOTS.
SLIGHT CHANCE OF SNOW IN THE MORNING. HEAVY FREEZING SPRAY IN THE
AFTERNOON. WAVES 4 TO 6 FEET BUILDING TO 6 TO 9 FEET IN THE LATE
MORNING AND AFTERNOON. WAVES OCCASIONALLY TO 11 FEET. A GALE
WARNING MAY BE NEEDED.
SATURDAY NIGHT
WEST WIND UP TO 30 KNOTS WITH GALES TO AROUND
40 KNOTS BECOMING NORTHWEST 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY IN THE EVENING.
WAVES 5 TO 8 FEET SUBSIDING TO 2 TO 4 FEET EARLY IN THE MORNING.
WAVES OCCASIONALLY TO 10 FEET. A GALE WARNING MAY BE NEEDED.
LSZ121-191700-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
111 AM CST FRI DEC 19 2025
..GALE WARNING IN EFFECT UNTIL 4 AM CST EARLY THIS MORNING
...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM CST THIS
MORNING...
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH LATE
SATURDAY NIGHT...
TODAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING WEST 5 KNOTS EARLY IN THE AFTERNOON, THEN
BECOMING SOUTH LATE IN THE AFTERNOON. SLIGHT CHANCE OF SNOW LATE
IN THE AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
SOUTH WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING SOUTHWEST WITH GUSTS TO AROUND 25 KNOTS EARLY
IN THE MORNING. SNOW LIKELY. WAVES 1 FOOT OR LESS.
SATURDAY
WEST WIND 20 TO 25 KNOTS WITH GALES TO AROUND
35 KNOTS. SLIGHT CHANCE OF SNOW IN THE MORNING. WAVES 1 TO
3 FEET. A GALE WARNING MAY BE NEEDED.
SATURDAY NIGHT
WEST WIND 20 TO 25 KNOTS WITH GALES TO AROUND
35 KNOTS EASING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS
EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES 1 TO 3 FEET. A GALE
WARNING MAY BE NEEDED.
LSZ148-191700-
OAK POINT TO SAXON HARBOR WI-
111 AM CST FRI DEC 19 2025
..GALE WARNING IN EFFECT UNTIL 4 AM CST EARLY THIS MORNING
...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM CST THIS
MORNING...
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH LATE
SATURDAY NIGHT...
TODAY
NORTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING WEST 5 TO 10 KNOTS EARLY IN THE AFTERNOON, THEN
BECOMING SOUTH LATE IN THE AFTERNOON. CHANCE OF SNOW IN THE
MORNING, THEN SLIGHT CHANCE OF SNOW IN THE AFTERNOON. WAVES 4 TO
6 FEET SUBSIDING TO 1 TO 2 FEET. WAVES OCCASIONALLY TO 8 FEET.
TONIGHT
SOUTH WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING SOUTHWEST WITH GUSTS TO AROUND 30 KNOTS EARLY
IN THE MORNING. SNOW LIKELY. WAVES 1 TO 3 FEET.
SATURDAY
WEST WIND UP TO 30 KNOTS WITH GALES TO AROUND
40 KNOTS. SLIGHT CHANCE OF SNOW AND LIGHT FREEZING RAIN IN THE
MORNING. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO 7 FEET. A GALE
WARNING MAY BE NEEDED.
SATURDAY NIGHT
WEST WIND UP TO 30 KNOTS WITH GALES TO AROUND
35 KNOTS EASING TO 15 TO 20 KNOTS WITH GUSTS TO AROUND 30 KNOTS
AFTER MIDNIGHT. MOSTLY CLOUDY. WAVES 4 TO 6 FEET SUBSIDING TO
1 TO 3 FEET EARLY IN THE MORNING. WAVES OCCASIONALLY TO 7 FEET. A
GALE WARNING MAY BE NEEDED.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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