688
FZUS53 KDLH 111453
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
952 AM CDT TUE AUG 11 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.
LSZ140-112200-
GRAND PORTAGE TO GRAND MARAIS MN-
952 AM CDT TUE AUG 11 2026
REST OF TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. PARTLY SUNNY.
WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST AFTER
MIDNIGHT. MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTH WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE
MORNING, THEN BECOMING SOUTH IN THE AFTERNOON. PARTLY SUNNY.
WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
WEST WIND 5 KNOTS BECOMING NORTHWEST AFTER
MIDNIGHT. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ141-112200-
GRAND MARAIS TO TACONITE HARBOR MN-
952 AM CDT TUE AUG 11 2026
REST OF TODAY
SOUTHWEST WIND 5 KNOTS. PARTLY SUNNY. WAVES
1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTH IN THE LATE
EVENING AND OVERNIGHT. MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTHWEST IN THE
LATE MORNING AND AFTERNOON. PATCHY FOG IN THE MORNING. WAVES
1 FOOT OR LESS.
WEDNESDAY NIGHT
NORTHWEST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS, THEN BECOMING NORTHWEST
5 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ142-112200-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
952 AM CDT TUE AUG 11 2026
REST OF TODAY
SOUTH WIND 5 KNOTS. PARTLY SUNNY. WAVES 1 FOOT
OR LESS.
TONIGHT
SOUTHEAST WIND 5 KNOTS BECOMING NORTH IN THE LATE
EVENING AND EARLY MORNING, THEN BECOMING NORTHWEST EARLY IN THE
MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
WEDNESDAY
WEST WIND 5 KNOTS BECOMING SOUTHWEST IN THE LATE
MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
NORTH WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS, THEN BECOMING NORTHWEST
5 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR
LESS.
LSZ143-112200-
SILVER BAY HARBOR TO TWO HARBORS MN-
952 AM CDT TUE AUG 11 2026
REST OF TODAY
SOUTHWEST WIND 5 KNOTS BECOMING EAST LATE.
PARTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTH EARLY IN THE
MORNING. CHANCE OF SPRINKLES AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
WEDNESDAY
WEST WIND 5 KNOTS BECOMING SOUTHWEST IN THE LATE
MORNING AND EARLY AFTERNOON, THEN BECOMING EAST LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
NORTH WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS, THEN BECOMING NORTHWEST
5 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ144-112200-
TWO HARBORS TO DULUTH MN-
952 AM CDT TUE AUG 11 2026
REST OF TODAY
SOUTH WIND 5 KNOTS BECOMING EAST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTH EARLY IN THE
MORNING. CHANCE OF SPRINKLES. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTH IN THE LATE
MORNING AND EARLY AFTERNOON, THEN BECOMING EAST LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTH AFTER
MIDNIGHT. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
LSZ145-112200-
DULUTH MN TO PORT WING WI-
952 AM CDT TUE AUG 11 2026
REST OF TODAY
NORTHWEST WIND 5 KNOTS BECOMING NORTHEAST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. CHANCE OF SPRINKLES. WAVES
1 FOOT OR LESS.
WEDNESDAY
WEST WIND 5 KNOTS BECOMING NORTHEAST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTH AFTER
MIDNIGHT. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
LSZ146-112200-
PORT WING TO SAND ISLAND WI-
952 AM CDT TUE AUG 11 2026
REST OF TODAY
NORTHWEST WIND 5 KNOTS BECOMING NORTHEAST IN THE
AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTHWEST EARLY IN THE
MORNING. CHANCE OF SPRINKLES. WAVES 1 FOOT OR LESS.
WEDNESDAY
WEST WIND 5 KNOTS BECOMING NORTHWEST LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
NORTHEAST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS, THEN BECOMING NORTHWEST
5 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY IN THE EVENING THEN
BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ147-112200-
SAND ISLAND TO BAYFIELD WI-
952 AM CDT TUE AUG 11 2026
REST OF TODAY
NORTH WIND 5 KNOTS BECOMING EAST LATE. PARTLY
SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 KNOTS BECOMING NORTHEAST AFTER MIDNIGHT,
THEN BECOMING NORTHWEST EARLY IN THE MORNING. CHANCE OF
SPRINKLES. WAVES 1 FOOT OR LESS.
WEDNESDAY
WEST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
WEDNESDAY NIGHT
EAST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS, THEN BECOMING NORTHWEST
5 KNOTS EARLY IN THE MORNING. PARTLY CLOUDY IN THE EVENING THEN
BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ150-112200-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
952 AM CDT TUE AUG 11 2026
REST OF TODAY
WEST WIND 5 KNOTS BECOMING NORTH EARLY IN THE
AFTERNOON, THEN BECOMING EAST LATE. PARTLY SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
EAST WIND 5 KNOTS BECOMING NORTHEAST AFTER MIDNIGHT,
THEN BECOMING NORTHWEST EARLY IN THE MORNING. CHANCE OF
SPRINKLES. WAVES 1 FOOT OR LESS.
WEDNESDAY
WEST WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE
AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
EAST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS, THEN BECOMING NORTHWEST
5 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY IN THE EVENING THEN
BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ121-112200-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
952 AM CDT TUE AUG 11 2026
REST OF TODAY
SOUTH WIND 5 KNOTS BECOMING NORTHEAST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 KNOTS BECOMING WEST AFTER MIDNIGHT. CHANCE
OF SPRINKLES. WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 KNOTS BECOMING NORTHEAST IN THE
AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
NORTHEAST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY IN THE EVENING
THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ148-112200-
OAK POINT TO SAXON HARBOR WI-
952 AM CDT TUE AUG 11 2026
REST OF TODAY
WEST WIND 5 KNOTS BECOMING NORTHEAST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 KNOTS BECOMING NORTHWEST AFTER MIDNIGHT,
THEN BECOMING SOUTHWEST EARLY IN THE MORNING. CHANCE OF
SPRINKLES. WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 KNOTS BECOMING NORTHEAST IN THE
AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
EAST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS, THEN BECOMING WEST 5 KNOTS
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
WFO DLH
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