486
FZUS53 KDLH 241109
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
609 AM CDT FRI APR 24 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.
LSZ140-241600-
GRAND PORTAGE TO GRAND MARAIS MN-
609 AM CDT FRI APR 24 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON
TODAY
NORTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING NORTHWEST WITH GUSTS TO AROUND 20 KNOTS IN THE LATE
MORNING AND AFTERNOON. RAIN EARLY IN THE MORNING, THEN CHANCE OF
RAIN LATE IN THE MORNING. SLIGHT CHANCE OF RAIN EARLY IN THE
AFTERNOON. WAVES 3 TO 5 FEET.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS BECOMING NORTH AFTER
MIDNIGHT, THEN BECOMING NORTHWEST EARLY IN THE MORNING. PARTLY
CLOUDY. WAVES 1 TO 3 FEET.
SATURDAY
NORTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTH IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING NORTHEAST
IN THE LATE EVENING AND OVERNIGHT. PARTLY CLOUDY IN THE EVENING
THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ141-241600-
GRAND MARAIS TO TACONITE HARBOR MN-
609 AM CDT FRI APR 24 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON
TODAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS. RAIN
EARLY IN THE MORNING, THEN CHANCE OF RAIN LATE IN THE MORNING.
WAVES 2 TO 4 FEET.
TONIGHT
NORTHWEST WIND 5 KNOTS BECOMING NORTH AFTER MIDNIGHT.
PARTLY CLOUDY. WAVES 1 TO 3 FEET.
SATURDAY
NORTH WIND 5 KNOTS BECOMING SOUTHWEST IN THE LATE
MORNING AND EARLY AFTERNOON, THEN BECOMING SOUTH LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
EAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT
OR LESS.
LSZ142-241600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
609 AM CDT FRI APR 24 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON
TODAY
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 25 KNOTS. CHANCE OF
RAIN IN THE MORNING. WAVES 1 TO 3 FEET.
TONIGHT
WEST WIND 5 KNOTS BECOMING NORTH IN THE LATE EVENING
AND EARLY MORNING, THEN BECOMING VARIABLE 10 KNOTS OR LESS EARLY
IN THE MORNING. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
SATURDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST
5 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
SATURDAY NIGHT
EAST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING NORTHEAST 5 KNOTS AFTER
MIDNIGHT. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ143-241600-
SILVER BAY HARBOR TO TWO HARBORS MN-
609 AM CDT FRI APR 24 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON
TODAY
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN THE
MORNING. CHANCE OF RAIN EARLY IN THE MORNING, THEN SLIGHT CHANCE
OF RAIN LATE IN THE MORNING. WAVES 1 TO 3 FEET.
TONIGHT
WEST WIND 5 KNOTS BECOMING NORTH IN THE LATE EVENING
AND EARLY MORNING, THEN BECOMING VARIABLE 10 KNOTS OR LESS EARLY
IN THE MORNING. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
SATURDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST
5 KNOTS IN THE LATE MORNING AND EARLY AFTERNOON, THEN BECOMING
EAST LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ144-241600-
TWO HARBORS TO DULUTH MN-
609 AM CDT FRI APR 24 2026
TODAY
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN THE
MORNING. CHANCE OF RAIN EARLY IN THE MORNING. WAVES 1 TO 3 FEET.
TONIGHT
WEST WIND 5 KNOTS BECOMING NORTH IN THE LATE EVENING
AND OVERNIGHT. CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
SATURDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS
IN THE LATE MORNING AND AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR
LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ145-241600-
DULUTH MN TO PORT WING WI-
609 AM CDT FRI APR 24 2026
TODAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN THE
MORNING. CHANCE OF RAIN EARLY IN THE MORNING. WAVES 1 TO 3 FEET.
TONIGHT
WEST WIND 5 KNOTS BECOMING NORTH IN THE LATE EVENING
AND OVERNIGHT. CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
SATURDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE LATE MORNING AND AFTERNOON. PARTLY SUNNY. WAVES
1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ146-241600-
PORT WING TO SAND ISLAND WI-
609 AM CDT FRI APR 24 2026
TODAY
WEST WIND 10 TO 15 KNOTS. CHANCE OF RAIN EARLY IN THE
MORNING, THEN SLIGHT CHANCE OF RAIN LATE IN THE MORNING. WAVES
1 TO 3 FEET.
TONIGHT
WEST WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
EVENING AND EARLY MORNING, THEN BECOMING VARIABLE 10 KNOTS OR
LESS EARLY IN THE MORNING. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
SATURDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS
IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ147-241600-
SAND ISLAND TO BAYFIELD WI-
609 AM CDT FRI APR 24 2026
TODAY
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS
EASING TO 5 KNOTS LATE IN THE AFTERNOON. RAIN LIKELY EARLY IN THE
MORNING, THEN CHANCE OF RAIN LATE IN THE MORNING. WAVES 1 TO
2 FEET.
TONIGHT
WEST WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
EVENING AND EARLY MORNING, THEN BECOMING NORTHWEST EARLY IN THE
MORNING. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
SATURDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS
IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
EAST WIND 5 KNOTS BECOMING NORTHEAST AFTER
MIDNIGHT. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ150-241600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
609 AM CDT FRI APR 24 2026
TODAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN THE
MORNING. RAIN LIKELY EARLY IN THE MORNING, THEN CHANCE OF RAIN
LATE IN THE MORNING. WAVES 1 TO 3 FEET.
TONIGHT
WEST WIND 5 KNOTS BECOMING NORTH IN THE LATE EVENING
AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
SATURDAY
NORTHEAST WIND 5 KNOTS BECOMING WEST LATE IN THE
MORNING, THEN BECOMING SOUTHEAST IN THE AFTERNOON. MOSTLY SUNNY.
WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
EAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT
OR LESS.
LSZ121-241600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
609 AM CDT FRI APR 24 2026
TODAY
NORTHWEST WIND 5 TO 10 KNOTS. RAIN LIKELY EARLY IN THE
MORNING, THEN SLIGHT CHANCE OF RAIN LATE IN THE MORNING. WAVES
1 FOOT OR LESS.
TONIGHT
NORTH WIND 5 KNOTS UNTIL EARLY MORNING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
SATURDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ148-241600-
OAK POINT TO SAXON HARBOR WI-
609 AM CDT FRI APR 24 2026
TODAY
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS EARLY IN
THE MORNING. RAIN LIKELY EARLY IN THE MORNING, THEN CHANCE OF
RAIN LATE IN THE MORNING. WAVES 1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTH EARLY IN THE
MORNING. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
SATURDAY
NORTH WIND 5 KNOTS BECOMING NORTHEAST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
EAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT
OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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