544
FZUS53 KDLH 301232
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
732 AM CDT SAT MAY 30 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.
LSZ140-301600-
GRAND PORTAGE TO GRAND MARAIS MN-
732 AM CDT SAT MAY 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. SUNNY. WAVES 3 TO 5 FEET.
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS EASING TO 5 TO 10 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR.
WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET AFTER MIDNIGHT.
SUNDAY
NORTHEAST WIND 5 KNOTS BECOMING SOUTH IN THE AFTERNOON.
SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHEAST AFTER
MIDNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ141-301600-
GRAND MARAIS TO TACONITE HARBOR MN-
732 AM CDT SAT MAY 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY
EAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND 30 KNOTS.
MOSTLY SUNNY. WAVES 3 TO 5 FEET.
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS EASING TO 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 3 TO 5 FEET SUBSIDING TO
1 TO 2 FEET EARLY IN THE MORNING.
SUNDAY
NORTHEAST WIND 5 KNOTS EARLY IN THE MORNING BECOMING
EAST, THEN BECOMING SOUTHEAST EARLY IN THE AFTERNOON BECOMING
VARIABLE 10 KNOTS OR LESS. SUNNY. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
VARIABLE WINDS 10 KNOTS OR LESS BECOMING
NORTHEAST 5 KNOTS EARLY IN THE MORNING. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ142-301600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
732 AM CDT SAT MAY 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS. MOSTLY SUNNY. WAVES 3 TO 5 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS EASING TO 5 KNOTS EARLY IN THE MORNING. PARTLY CLOUDY.
WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET EARLY IN THE MORNING.
SUNDAY
VARIABLE WINDS 10 KNOTS OR LESS. MOSTLY SUNNY. WAVES
1 TO 2 FEET.
SUNDAY NIGHT
VARIABLE WINDS 10 KNOTS OR LESS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ143-301600-
SILVER BAY HARBOR TO TWO HARBORS MN-
732 AM CDT SAT MAY 30 2026
..GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING
TODAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS. MOSTLY SUNNY. WAVES 3 TO 5 FEET.
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS EASING TO 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 3 TO 5 FEET SUBSIDING TO
1 TO 3 FEET EARLY IN THE MORNING. A SMALL CRAFT ADVISORY MAY BE
NEEDED.
SUNDAY
NORTHEAST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 TO
2 FEET.
SUNDAY NIGHT
NORTH WIND 5 KNOTS UNTIL EARLY MORNING BECOMING
VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ144-301600-
TWO HARBORS TO DULUTH MN-
732 AM CDT SAT MAY 30 2026
..GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING
TODAY
NORTHEAST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS. PARTLY SUNNY. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO
7 FEET.
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS EASING TO 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 4 TO 6 FEET SUBSIDING TO
1 TO 3 FEET EARLY IN THE MORNING. WAVES OCCASIONALLY TO 7 FEET. A
SMALL CRAFT ADVISORY MAY BE NEEDED.
SUNDAY
EAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 TO
2 FEET.
SUNDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ145-301600-
DULUTH MN TO PORT WING WI-
732 AM CDT SAT MAY 30 2026
..GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING
TODAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS IN THE AFTERNOON. PARTLY SUNNY. WAVES 4 TO
6 FEET. WAVES OCCASIONALLY TO 7 FEET.
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS EASING TO 5 KNOTS EARLY IN THE MORNING. PARTLY CLOUDY.
WAVES 4 TO 6 FEET SUBSIDING TO 1 TO 3 FEET. WAVES OCCASIONALLY TO
7 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
SUNDAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 TO
2 FEET.
SUNDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ146-301600-
PORT WING TO SAND ISLAND WI-
732 AM CDT SAT MAY 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY
SUNNY. WAVES 3 TO 5 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS EASING TO 5 KNOTS EARLY IN THE MORNING. PARTLY CLOUDY.
WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET EARLY IN THE MORNING.
SUNDAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 TO
2 FEET.
SUNDAY NIGHT
NORTHEAST WIND 5 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES 1 FOOT
OR LESS.
LSZ147-301600-
SAND ISLAND TO BAYFIELD WI-
732 AM CDT SAT MAY 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE AFTERNOON. MOSTLY SUNNY. WAVES 3 TO
5 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES
3 TO 5 FEET SUBSIDING TO 1 TO 2 FEET EARLY IN THE MORNING.
SUNDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
VARIABLE WINDS 10 KNOTS OR LESS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ150-301600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
732 AM CDT SAT MAY 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 30 KNOTS. MOSTLY SUNNY. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY TO 7 FEET.
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING EAST 5 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY.
WAVES 4 TO 6 FEET SUBSIDING TO 1 TO 3 FEET EARLY IN THE MORNING.
WAVES OCCASIONALLY TO 7 FEET.
SUNDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE LATE MORNING AND AFTERNOON. SUNNY. WAVES 1 TO
2 FEET.
SUNDAY NIGHT
NORTHEAST WIND 5 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ121-301600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
732 AM CDT SAT MAY 30 2026
TODAY
NORTH WIND 5 KNOTS BECOMING NORTHEAST 10 TO 15 KNOTS
WITH GUSTS TO AROUND 20 KNOTS IN THE LATE MORNING AND EARLY
AFTERNOON, THEN EASING TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
NORTH WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
IN THE EVENING BECOMING VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY.
WAVES 1 TO 2 FEET.
SUNDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 TO
10 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
SUNDAY NIGHT
NORTHEAST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
LSZ148-301600-
OAK POINT TO SAXON HARBOR WI-
732 AM CDT SAT MAY 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY
NORTH WIND 5 KNOTS BECOMING NORTHEAST 10 TO 15 KNOTS
WITH GALES TO AROUND 35 KNOTS IN THE LATE MORNING AND AFTERNOON.
MOSTLY SUNNY. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO 7 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GALES TO AROUND
35 KNOTS BECOMING NORTHWEST 5 TO 10 KNOTS LATE IN THE EVENING,
THEN BECOMING SOUTHWEST AFTER MIDNIGHT BECOMING NORTH EARLY IN
THE MORNING. PARTLY CLOUDY. WAVES 4 TO 6 FEET SUBSIDING TO 1 TO
2 FEET. WAVES OCCASIONALLY TO 8 FEET. A GALE WARNING MAY BE
NEEDED.
SUNDAY
SOUTHEAST WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
MORNING AND AFTERNOON. SUNNY. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
NORTHEAST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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