054
FZUS53 KDLH 092048
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
348 PM CDT TUE SEP 9 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.
LSZ140-141-100430-
GRAND PORTAGE TO GRAND MARAIS MN-
GRAND MARAIS TO TACONITE HARBOR MN-
348 PM CDT TUE SEP 9 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT WEDNESDAY
TONIGHT
SOUTHEAST WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
EVENING AND OVERNIGHT. PATCHY FOG IN THE LATE EVENING AND EARLY
MORNING. AREAS OF DENSE FOG LATE IN THE NIGHT. WAVES 1 TO 2 FEET.
WEDNESDAY
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG IN
THE MORNING. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
NORTHEAST WIND 5 KNOTS. PARTLY CLOUDY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
THURSDAY
EAST WIND 5 KNOTS. PARTLY SUNNY. WAVES 1 FOOT OR
LESS.
LSZ143-100430-
SILVER BAY HARBOR TO TWO HARBORS MN-
348 PM CDT TUE SEP 9 2025
TONIGHT
NORTHEAST WIND 5 KNOTS. PATCHY FOG AFTER MIDNIGHT.
AREAS OF DENSE FOG LATE IN THE NIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG IN
THE MORNING. WAVES 1 TO 2 FEET.
WEDNESDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 TO 2 FEET.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ142-100430-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
348 PM CDT TUE SEP 9 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT WEDNESDAY
TONIGHT
NORTHEAST WIND 5 KNOTS. PATCHY FOG IN THE LATE EVENING
AND EARLY MORNING. AREAS OF DENSE FOG LATE IN THE NIGHT. WAVES
1 FOOT OR LESS.
WEDNESDAY
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG IN
THE MORNING. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
NORTHEAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
THURSDAY
EAST WIND 5 KNOTS. PARTLY SUNNY. WAVES 1 FOOT OR
LESS.
LSZ144-145-100430-
TWO HARBORS TO DULUTH MN-DULUTH MN TO PORT WING WI-
348 PM CDT TUE SEP 9 2025
TONIGHT
EAST WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
EVENING AND OVERNIGHT. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
EARLY IN THE EVENING. PATCHY FOG AFTER MIDNIGHT. AREAS OF DENSE
FOG LATE IN THE NIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG IN
THE MORNING. WAVES 1 TO 2 FEET.
WEDNESDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 TO 2 FEET.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ146-100430-
PORT WING TO SAND ISLAND WI-
348 PM CDT TUE SEP 9 2025
TONIGHT
EAST WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
EVENING AND OVERNIGHT. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
EARLY IN THE EVENING. AREAS OF FOG AFTER MIDNIGHT. WIDESPREAD
DENSE FOG LATE IN THE NIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTHEAST WIND 5 TO 10 KNOTS. WIDESPREAD DENSE FOG
IN THE MORNING. WAVES 1 TO 2 FEET.
WEDNESDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 TO 2 FEET.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES
1 FOOT OR LESS.
LSZ147-100430-
SAND ISLAND TO BAYFIELD WI-
348 PM CDT TUE SEP 9 2025
TONIGHT
SOUTHEAST WIND 5 KNOTS BECOMING NORTHEAST AFTER
MIDNIGHT. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE
EVENING. AREAS OF FOG AFTER MIDNIGHT. WIDESPREAD DENSE FOG LATE
IN THE NIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG IN
THE MORNING. WAVES 1 TO 2 FEET.
WEDNESDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 TO 2 FEET.
THURSDAY
NORTHEAST WIND 5 KNOTS. PARTLY SUNNY. WAVES 1 FOOT OR
LESS.
LSZ150-100430-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
348 PM CDT TUE SEP 9 2025
TONIGHT
SOUTHEAST WIND 5 KNOTS BECOMING NORTHEAST AFTER
MIDNIGHT. SLIGHT CHANCE OF RAIN SHOWERS IN THE EVENING. PATCHY
DENSE FOG AFTER MIDNIGHT. WIDESPREAD DENSE FOG LATE IN THE NIGHT.
WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG IN
THE MORNING. WAVES 1 TO 2 FEET.
WEDNESDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 TO 2 FEET.
THURSDAY
EAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT
OR LESS.
LSZ121-100430-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
348 PM CDT TUE SEP 9 2025
TONIGHT
SOUTH WIND 5 KNOTS BECOMING NORTH AFTER MIDNIGHT.
SLIGHT CHANCE OF THUNDERSTORMS EARLY IN THE EVENING. SLIGHT
CHANCE OF RAIN SHOWERS IN THE EVENING. PATCHY FOG AFTER MIDNIGHT.
AREAS OF DENSE FOG LATE IN THE NIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG IN
THE MORNING. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 TO 2 FEET.
THURSDAY
NORTHEAST WIND 5 KNOTS. PARTLY SUNNY. WAVES 1 FOOT OR
LESS.
LSZ148-100430-
OAK POINT TO SAXON HARBOR WI-
348 PM CDT TUE SEP 9 2025
TONIGHT
SOUTH WIND 5 KNOTS BECOMING NORTH AFTER MIDNIGHT, THEN
BECOMING NORTHEAST LATE IN THE NIGHT. SLIGHT CHANCE OF
THUNDERSTORMS EARLY IN THE EVENING. SLIGHT CHANCE OF RAIN SHOWERS
IN THE EVENING. PATCHY FOG AFTER MIDNIGHT. AREAS OF DENSE FOG
LATE IN THE NIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG IN
THE MORNING. WAVES 1 TO 2 FEET.
WEDNESDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 TO 2 FEET.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES
1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
KML
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