141
FZUS53 KDLH 110622
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
122 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.
LSZ140-111600-
GRAND PORTAGE TO GRAND MARAIS MN-
122 AM CDT TUE AUG 11 2026
TODAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTH IN THE AFTERNOON.
PATCHY FOG EARLY IN THE MORNING. CHANCE OF SPRINKLES IN THE
MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTH WIND 5 TO 10 KNOTS BECOMING NORTHWEST EARLY IN
THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTH WIND 5 KNOTS BECOMING EAST LATE IN THE
MORNING, THEN BECOMING SOUTH EARLY IN THE AFTERNOON BECOMING
SOUTHWEST LATE 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.
LSZ141-111600-
GRAND MARAIS TO TACONITE HARBOR MN-
122 AM CDT TUE AUG 11 2026
TODAY
NORTHWEST WIND 5 KNOTS BECOMING WEST LATE IN THE
MORNING, THEN BECOMING SOUTH IN THE AFTERNOON. PATCHY FOG EARLY
IN THE MORNING. SLIGHT CHANCE OF RAIN SHOWERS UNTIL LATE
AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
WEDNESDAY
NORTH WIND 5 KNOTS BECOMING SOUTHWEST LATE IN THE
MORNING, THEN BECOMING SOUTHWEST 5 KNOTS IN THE 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.
LSZ142-111600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
122 AM CDT TUE AUG 11 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST
5 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING VARIABLE 10 KNOTS
OR LESS LATE IN THE AFTERNOON. PATCHY FOG EARLY IN THE MORNING.
SLIGHT CHANCE OF RAIN SHOWERS UNTIL LATE AFTERNOON. WAVES 1 FOOT
OR LESS.
TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
WEDNESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTHWEST
5 KNOTS LATE IN THE MORNING, THEN BECOMING SOUTH IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
VARIABLE WINDS 10 KNOTS OR LESS BECOMING
NORTHWEST 5 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ143-111600-
SILVER BAY HARBOR TO TWO HARBORS MN-
122 AM CDT TUE AUG 11 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS LATE IN THE MORNING, THEN BECOMING EAST IN THE AFTERNOON.
PATCHY FOG EARLY IN THE MORNING. CHANCE OF RAIN SHOWERS EARLY IN
THE MORNING, THEN CHANCE OF SPRINKLES LATE IN THE MORNING. WAVES
1 FOOT OR LESS.
TONIGHT
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.
WEDNESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTH
5 KNOTS IN THE LATE MORNING AND 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. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ144-111600-
TWO HARBORS TO DULUTH MN-
122 AM CDT TUE AUG 11 2026
TODAY
NORTHEAST WIND 5 KNOTS BECOMING EAST IN THE AFTERNOON.
CHANCE OF RAIN SHOWERS EARLY IN THE MORNING. WAVES 1 FOOT OR
LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT OR
LESS.
WEDNESDAY
NORTH WIND 5 KNOTS BECOMING SOUTHEAST 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.
LSZ145-111600-
DULUTH MN TO PORT WING WI-
122 AM CDT TUE AUG 11 2026
TODAY
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS
EARLY IN THE MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT OR
LESS.
WEDNESDAY
NORTHEAST WIND 5 KNOTS BECOMING NORTH LATE IN THE
MORNING, THEN 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.
LSZ146-111600-
PORT WING TO SAND ISLAND WI-
122 AM CDT TUE AUG 11 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE AFTERNOON. CHANCE OF SPRINKLES EARLY IN THE
MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING NORTH 5 KNOTS AFTER
MIDNIGHT BECOMING VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
WEDNESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHWEST
5 KNOTS LATE IN THE MORNING, THEN BECOMING NORTH EARLY IN THE
AFTERNOON BECOMING NORTHEAST 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.
LSZ147-111600-
SAND ISLAND TO BAYFIELD WI-
122 AM CDT TUE AUG 11 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE AFTERNOON. CHANCE OF SHOWERS EARLY IN THE MORNING,
THEN CHANCE OF SPRINKLES LATE IN THE MORNING. WAVES 1 FOOT OR
LESS.
TONIGHT
EAST WIND 5 KNOTS IN THE EVENING BECOMING VARIABLE
10 KNOTS OR LESS. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
WEDNESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHWEST
5 KNOTS LATE IN THE MORNING, THEN BECOMING NORTHEAST IN THE
AFTERNOON. 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.
LSZ150-111600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
122 AM CDT TUE AUG 11 2026
TODAY
NORTH WIND 5 KNOTS EARLY IN THE MORNING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING NORTHEAST 5 KNOTS IN THE
AFTERNOON. PATCHY FOG EARLY IN THE MORNING. CHANCE OF SHOWERS
EARLY IN THE MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHEAST WIND 5 KNOTS BECOMING WEST AFTER MIDNIGHT.
PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTHWEST WIND 5 KNOTS BECOMING EAST 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.
LSZ121-111600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
122 AM CDT TUE AUG 11 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE LATE MORNING AND AFTERNOON. SLIGHT CHANCE OF
SHOWERS EARLY IN THE MORNING, THEN CHANCE OF SPRINKLES LATE IN
THE MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING WEST 5 KNOTS AFTER
MIDNIGHT BECOMING SOUTHWEST. PARTLY CLOUDY IN THE EVENING THEN
BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
WEDNESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTH
5 KNOTS LATE IN THE MORNING, THEN 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.
LSZ148-111600-
OAK POINT TO SAXON HARBOR WI-
122 AM CDT TUE AUG 11 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE AFTERNOON. PATCHY FOG EARLY IN THE MORNING. CHANCE
OF SHOWERS EARLY IN THE MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 KNOTS IN THE EVENING BECOMING VARIABLE
10 KNOTS OR LESS, THEN BECOMING SOUTH 5 KNOTS EARLY IN THE
MORNING. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
WEDNESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHWEST
5 KNOTS LATE IN THE MORNING, THEN 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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