486
FZUS53 KDLH 101233
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
733 AM CDT WED SEP 10 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.
LSZ140-141-101615-
GRAND PORTAGE TO GRAND MARAIS MN-
GRAND MARAIS TO TACONITE HARBOR MN-
733 AM CDT WED SEP 10 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
NORTHEAST WIND 5 TO 10 KNOTS BECOMING EAST IN THE
AFTERNOON. PATCHY DENSE FOG IN THE MORNING. PATCHY FOG LATE IN
THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG IN
THE EVENING, THEN WIDESPREAD DENSE FOG AFTER MIDNIGHT. WAVES
1 FOOT OR LESS.
THURSDAY
NORTHEAST WIND 5 KNOTS BECOMING EAST IN THE LATE
MORNING AND AFTERNOON. AREAS OF DENSE FOG IN THE MORNING. WAVES
1 FOOT OR LESS.
THURSDAY NIGHT
NORTHEAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ142-143-101615-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
SILVER BAY HARBOR TO TWO HARBORS MN-
733 AM CDT WED SEP 10 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY DENSE FOG IN THE
MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG IN
THE EVENING, THEN WIDESPREAD DENSE FOG AFTER MIDNIGHT. WAVES
1 FOOT OR LESS.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG IN
THE MORNING. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ144-145-101615-
TWO HARBORS TO DULUTH MN-DULUTH MN TO PORT WING WI-
733 AM CDT WED SEP 10 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY DENSE FOG IN THE
MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY FOG IN THE
EVENING, THEN WIDESPREAD DENSE FOG AFTER MIDNIGHT. WAVES 1 TO
2 FEET.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG IN
THE MORNING. WAVES 1 TO 2 FEET.
THURSDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ146-101615-
PORT WING TO SAND ISLAND WI-
733 AM CDT WED SEP 10 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG EARLY
IN THE MORNING. PATCHY DENSE FOG LATE IN THE MORNING. WAVES
1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY FOG IN THE
EVENING, THEN AREAS OF DENSE FOG AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG IN
THE MORNING. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
EAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ147-101615-
SAND ISLAND TO BAYFIELD WI-
733 AM CDT WED SEP 10 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY DENSE FOG EARLY IN
THE MORNING. PATCHY FOG IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG
THROUGH THE NIGHT. WAVES 1 FOOT OR LESS.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG IN
THE MORNING. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
NORTHEAST WIND 5 KNOTS BECOMING EAST EARLY IN
THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ150-101615-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
733 AM CDT WED SEP 10 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY DENSE FOG THROUGH
THE DAY. WAVES 1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG.
WAVES 1 TO 2 FEET.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF FOG IN THE
MORNING. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST
EARLY IN THE MORNING. PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ121-101615-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
733 AM CDT WED SEP 10 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY DENSE FOG EARLY IN
THE MORNING. WAVES 1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG
THROUGH THE NIGHT. WAVES 1 TO 2 FEET.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG IN
THE MORNING. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST
EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ148-101615-
OAK POINT TO SAXON HARBOR WI-
733 AM CDT WED SEP 10 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY DENSE FOG THROUGH
THE DAY. WAVES 1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY DENSE FOG IN THE
EVENING, THEN AREAS OF DENSE FOG AFTER MIDNIGHT. WAVES 1 TO
2 FEET.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG IN
THE MORNING. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST
EARLY IN THE MORNING. PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
NLY
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