749
FZUS53 KDLH 081232
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
732 AM CDT SAT AUG 8 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.
LSZ140-081600-
GRAND PORTAGE TO GRAND MARAIS MN-
732 AM CDT SAT AUG 8 2026
TODAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
MOSTLY SUNNY. WAVES 1 TO 2 FEET BUILDING TO 2 TO 4 FEET IN THE
AFTERNOON.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING WEST 5 TO 10 KNOTS AFTER MIDNIGHT. SLIGHT
CHANCE OF RAIN SHOWERS IN THE EVENING, THEN CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
2 FEET IN THE LATE EVENING AND OVERNIGHT.
SUNDAY
SOUTHWEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS IN THE MORNING. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST AFTER
MIDNIGHT. MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. WAVES 1 FOOT OR LESS.
LSZ141-081600-
GRAND MARAIS TO TACONITE HARBOR MN-
732 AM CDT SAT AUG 8 2026
TODAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST IN THE LATE
EVENING AND OVERNIGHT. CHANCE OF RAIN SHOWERS IN THE EVENING,
THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
SUNDAY
SOUTHWEST WIND 5 KNOTS. CHANCE OF RAIN SHOWERS IN THE
MORNING. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST IN THE
LATE EVENING AND OVERNIGHT. MOSTLY CLOUDY IN THE EVENING THEN
BECOMING PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ142-081600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
732 AM CDT SAT AUG 8 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTHEAST EARLY
IN THE MORNING. CHANCE OF RAIN SHOWERS THROUGH THE NIGHT. SLIGHT
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
SUNDAY
SOUTH WIND 5 KNOTS. CHANCE OF RAIN SHOWERS IN THE
MORNING. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
VARIABLE WINDS 10 KNOTS OR LESS BECOMING
NORTHWEST 5 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR
LESS.
LSZ143-081600-
SILVER BAY HARBOR TO TWO HARBORS MN-
732 AM CDT SAT AUG 8 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING WEST LATE IN THE
EVENING, THEN BECOMING NORTHWEST AFTER MIDNIGHT BECOMING
NORTHEAST EARLY IN THE MORNING. SLIGHT CHANCE OF RAIN SHOWERS IN
THE EVENING, THEN CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
SUNDAY
EAST WIND 5 KNOTS BECOMING NORTHEAST LATE IN THE
MORNING, THEN BECOMING SOUTHEAST IN THE AFTERNOON. CHANCE OF RAIN
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING. WAVES
1 FOOT OR LESS.
SUNDAY NIGHT
EAST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING NORTHWEST 5 KNOTS AFTER
MIDNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ144-081600-
TWO HARBORS TO DULUTH MN-
732 AM CDT SAT AUG 8 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
WEST WIND 5 KNOTS BECOMING NORTHEAST EARLY IN THE
MORNING. SLIGHT CHANCE OF RAIN SHOWERS IN THE EVENING, THEN
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
SUNDAY
EAST WIND 5 KNOTS. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
EAST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING NORTHWEST 5 KNOTS AFTER
MIDNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
LSZ145-081600-
DULUTH MN TO PORT WING WI-
732 AM CDT SAT AUG 8 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
WEST WIND 5 KNOTS BECOMING NORTHEAST EARLY IN THE
MORNING. SLIGHT CHANCE OF RAIN SHOWERS IN THE EVENING, THEN
CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 FOOT
OR LESS.
SUNDAY
NORTHEAST WIND 5 KNOTS. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTHWEST AFTER
MIDNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
LSZ146-081600-
PORT WING TO SAND ISLAND WI-
732 AM CDT SAT AUG 8 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST AFTER
MIDNIGHT, THEN BECOMING NORTHEAST EARLY IN THE MORNING. SLIGHT
CHANCE OF SHOWERS IN THE EVENING, THEN CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
SUNDAY
EAST WIND 5 KNOTS BECOMING NORTHEAST IN THE AFTERNOON.
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
MORNING. WAVES 1 FOOT OR LESS.
SUNDAY 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. WAVES 1 FOOT OR LESS.
LSZ147-081600-
SAND ISLAND TO BAYFIELD WI-
732 AM CDT SAT AUG 8 2026
TODAY
WEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTH EARLY IN THE
MORNING. SLIGHT CHANCE OF SHOWERS IN THE EVENING, THEN CHANCE OF
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES
1 FOOT OR LESS.
SUNDAY
EAST WIND 5 KNOTS BECOMING NORTHEAST IN THE AFTERNOON.
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
MORNING. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH LATE IN THE
EVENING, THEN BECOMING VARIABLE 10 KNOTS OR LESS AFTER MIDNIGHT
BECOMING WEST 5 KNOTS EARLY IN THE MORNING. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ150-081600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
732 AM CDT SAT AUG 8 2026
TODAY
WEST WIND 10 TO 15 KNOTS BECOMING SOUTHWEST 5 TO
10 KNOTS LATE IN THE AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST AFTER
MIDNIGHT, THEN BECOMING NORTH EARLY IN THE MORNING. CHANCE OF
RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
SUNDAY
EAST WIND 5 KNOTS BECOMING NORTHEAST EARLY IN THE
AFTERNOON, THEN BECOMING EAST LATE IN THE AFTERNOON. CHANCE OF
RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING.
WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
SOUTHEAST WIND 5 KNOTS BECOMING WEST AFTER
MIDNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ121-081600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
732 AM CDT SAT AUG 8 2026
TODAY
WEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTH EARLY IN THE
MORNING. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
SUNDAY
EAST WIND 5 KNOTS BECOMING NORTHEAST IN THE AFTERNOON.
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
MORNING. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
EAST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ148-081600-
OAK POINT TO SAXON HARBOR WI-
732 AM CDT SAT AUG 8 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
SOUTH WIND 5 TO 10 KNOTS BECOMING WEST AFTER MIDNIGHT,
THEN BECOMING NORTH EARLY IN THE MORNING. CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
SUNDAY
EAST WIND 5 KNOTS BECOMING NORTHEAST IN THE AFTERNOON.
CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
MORNING. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
EAST WIND 5 KNOTS BECOMING SOUTHWEST AFTER
MIDNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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