074
FZUS53 KDLH 122313
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
613 PM CDT SAT SEP 12 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.
LSZ140-131000-
GRAND PORTAGE TO GRAND MARAIS MN-
613 PM CDT SAT SEP 12 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM CDT SUNDAY
REST OF TONIGHT
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS TOWARD DAYBREAK. MOSTLY CLOUDY. WAVES 1 TO
3 FEET.
SUNDAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY
CLOUDY IN THE MORNING THEN CLEARING. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS EASING TO 5 KNOTS EARLY IN THE MORNING. MOSTLY
CLEAR. WAVES 1 TO 2 FEET.
MONDAY
WEST WIND 5 KNOTS BECOMING SOUTH 10 TO 15 KNOTS WITH
GUSTS TO AROUND 20 KNOTS IN THE LATE MORNING AND AFTERNOON.
CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES 1 TO 2 FEET.
LSZ141-131000-
GRAND MARAIS TO TACONITE HARBOR MN-
613 PM CDT SAT SEP 12 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING
REST OF TONIGHT
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
SUNDAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY
SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST 5 TO
10 KNOTS WITH GUSTS TO AROUND 25 KNOTS IN THE LATE MORNING AND
AFTERNOON. RAIN SHOWERS LIKELY IN THE AFTERNOON. WAVES 1 TO
2 FEET.
LSZ142-131000-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
613 PM CDT SAT SEP 12 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING
REST OF TONIGHT
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHWEST WIND 5 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST 5 TO
10 KNOTS WITH GUSTS TO AROUND 25 KNOTS IN THE LATE MORNING AND
AFTERNOON. RAIN SHOWERS IN THE AFTERNOON. WAVES 1 TO 2 FEET.
LSZ143-131000-
SILVER BAY HARBOR TO TWO HARBORS MN-
613 PM CDT SAT SEP 12 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING
REST OF TONIGHT
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
WEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS.
MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHWEST WIND 5 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST 5 TO
10 KNOTS WITH GUSTS TO AROUND 20 KNOTS IN THE LATE MORNING AND
AFTERNOON. RAIN SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
LSZ144-131000-
TWO HARBORS TO DULUTH MN-
613 PM CDT SAT SEP 12 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING
REST OF TONIGHT
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
SUNDAY
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
SUNDAY NIGHT
NORTHWEST WIND 5 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
MONDAY
SOUTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
LSZ145-131000-
DULUTH MN TO PORT WING WI-
613 PM CDT SAT SEP 12 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING
REST OF TONIGHT
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS IN THE EVENING. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
SUNDAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTH EARLY
IN THE MORNING. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
SOUTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. WAVES 1 FOOT OR LESS.
LSZ146-131000-
PORT WING TO SAND ISLAND WI-
613 PM CDT SAT SEP 12 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING
REST OF TONIGHT
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
SUNDAY
WEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS.
SUNNY. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
NORTHWEST WIND 5 KNOTS BECOMING NORTH AFTER
MIDNIGHT, THEN BECOMING SOUTH EARLY IN THE MORNING. MOSTLY CLEAR.
WAVES 1 FOOT OR LESS.
MONDAY
SOUTH WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS LATE IN
THE AFTERNOON. RAIN SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR
LESS.
LSZ147-131000-
SAND ISLAND TO BAYFIELD WI-
613 PM CDT SAT SEP 12 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING
REST OF TONIGHT
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. PARTLY CLOUDY EARLY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
SUNDAY
NORTHWEST WIND 10 TO 15 KNOTS BECOMING WEST 5 TO
10 KNOTS IN THE AFTERNOON. GUSTS UP TO 20 KNOTS. SUNNY. WAVES
1 TO 2 FEET.
SUNDAY NIGHT
NORTHWEST WIND 5 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
MONDAY
SOUTH WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS LATE IN
THE AFTERNOON. RAIN SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR
LESS.
LSZ150-131000-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
613 PM CDT SAT SEP 12 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM CDT SUNDAY
REST OF TONIGHT
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. PARTLY CLOUDY EARLY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
SUNDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS LATE IN THE MORNING, THEN DECREASING TO
20 KNOTS IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 3 FEET.
SUNDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST
EARLY IN THE MORNING. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
MONDAY
SOUTH WIND 5 TO 10 KNOTS. GUSTS UP TO 25 KNOTS LATE IN
THE AFTERNOON. RAIN SHOWERS IN THE AFTERNOON. WAVES 1 TO 2 FEET.
LSZ121-131000-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
613 PM CDT SAT SEP 12 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING
REST OF TONIGHT
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. PARTLY CLOUDY EARLY IN THE EVENING THEN
BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE LATE MORNING AND AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHWEST WIND 5 KNOTS IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING SOUTHWEST 5 KNOTS EARLY
IN THE MORNING. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
SOUTH WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN THE
AFTERNOON. RAIN SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
LSZ148-131000-
OAK POINT TO SAXON HARBOR WI-
613 PM CDT SAT SEP 12 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING
REST OF TONIGHT
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 TO 2 FEET.
SUNDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE LATE MORNING AND AFTERNOON. SUNNY.
WAVES 1 TO 2 FEET.
SUNDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTHWEST EARLY IN THE MORNING. MOSTLY CLEAR.
WAVES 1 FOOT OR LESS.
MONDAY
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS. RAIN SHOWERS IN THE AFTERNOON. WAVES 1 TO 2 FEET.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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