051
FZUS53 KDLH 242248
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
548 PM CDT FRI OCT 24 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.
LSZ140-250400-
GRAND PORTAGE TO GRAND MARAIS MN-
548 PM CDT FRI OCT 24 2025
TONIGHT
SOUTH WIND 5 KNOTS RISING TO 5 TO 10 KNOTS AFTER
MIDNIGHT. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
SOUTH WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT
OR LESS.
SATURDAY NIGHT
SOUTH WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
1 TO 2 FEET.
SUNDAY
SOUTH WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHEAST LATE IN THE AFTERNOON. SUNNY. WAVES 1 TO
2 FEET.
LSZ141-250400-
GRAND MARAIS TO TACONITE HARBOR MN-
548 PM CDT FRI OCT 24 2025
TONIGHT
SOUTH WIND 5 KNOTS RISING TO 5 TO 10 KNOTS AFTER
MIDNIGHT. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
SOUTH WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT
OR LESS.
SATURDAY NIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTH
AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING EAST LATE IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
LSZ142-250400-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
548 PM CDT FRI OCT 24 2025
TONIGHT
SOUTH WIND 5 TO 10 KNOTS. PARTLY CLOUDY EARLY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
SOUTH WIND 5 KNOTS. PARTLY SUNNY. WAVES 1 FOOT OR
LESS.
SATURDAY NIGHT
SOUTH WIND 5 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT
OR LESS.
SUNDAY
SOUTHEAST WIND 5 KNOTS BECOMING EAST LATE IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
LSZ143-250400-
SILVER BAY HARBOR TO TWO HARBORS MN-
548 PM CDT FRI OCT 24 2025
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTH AFTER
MIDNIGHT. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
SOUTH WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE
AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
SOUTH WIND 5 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT
OR LESS.
SUNDAY
SOUTHEAST WIND 5 KNOTS BECOMING EAST LATE IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
LSZ144-250400-
TWO HARBORS TO DULUTH MN-
548 PM CDT FRI OCT 24 2025
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH IN THE LATE
EVENING AND OVERNIGHT. SLIGHT CHANCE OF RAIN SHOWERS IN THE LATE
EVENING AND EARLY MORNING. WAVES 1 FOOT OR LESS.
SATURDAY
SOUTH WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT
OR LESS.
SATURDAY NIGHT
SOUTH WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
SUNDAY
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING EAST WITH GUSTS
TO AROUND 20 KNOTS LATE IN THE AFTERNOON. SUNNY. WAVES 1 TO
2 FEET.
LSZ145-250400-
DULUTH MN TO PORT WING WI-
548 PM CDT FRI OCT 24 2025
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH IN THE LATE
EVENING AND OVERNIGHT. SLIGHT CHANCE OF RAIN SHOWERS IN THE LATE
EVENING AND EARLY MORNING. WAVES 1 FOOT OR LESS.
SATURDAY
SOUTH WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT
OR LESS.
SATURDAY NIGHT
SOUTH WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
SUNDAY
SOUTHEAST WIND 10 TO 15 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
LSZ146-250400-
PORT WING TO SAND ISLAND WI-
548 PM CDT FRI OCT 24 2025
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH IN THE LATE
EVENING AND OVERNIGHT. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
SOUTH WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT
OR LESS.
SATURDAY NIGHT
SOUTH WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
SUNDAY
SOUTHEAST WIND 5 KNOTS RISING TO 5 TO 10 KNOTS LATE IN
THE AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
LSZ147-250400-
SAND ISLAND TO BAYFIELD WI-
548 PM CDT FRI OCT 24 2025
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTH AFTER
MIDNIGHT. PARTLY CLOUDY EARLY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
SOUTH WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT
OR LESS.
SATURDAY NIGHT
SOUTH WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
SUNDAY
SOUTHEAST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
LSZ150-250400-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
548 PM CDT FRI OCT 24 2025
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTH AFTER
MIDNIGHT. PARTLY CLOUDY EARLY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
SOUTH WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT
OR LESS.
SATURDAY NIGHT
SOUTH WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
SUNDAY
SOUTHEAST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
LSZ121-250400-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
548 PM CDT FRI OCT 24 2025
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTH IN THE
LATE EVENING AND OVERNIGHT. PARTLY CLOUDY EARLY IN THE EVENING
THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
SOUTH WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT
OR LESS.
SATURDAY NIGHT
SOUTH WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
SUNDAY
SOUTHEAST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
LSZ148-250400-
OAK POINT TO SAXON HARBOR WI-
548 PM CDT FRI OCT 24 2025
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTH IN THE
LATE EVENING AND OVERNIGHT. PARTLY CLOUDY EARLY IN THE EVENING
THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
SOUTH WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT
OR LESS.
SATURDAY NIGHT
SOUTH WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
SUNDAY
SOUTHEAST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page