279
FZUS53 KDLH 251215
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
715 AM CDT SAT JUL 25 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.
LSZ140-251600-
GRAND PORTAGE TO GRAND MARAIS MN-
715 AM CDT SAT JUL 25 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE
MORNING. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET IN THE
AFTERNOON.
TONIGHT
WEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST EARLY IN
THE MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER
MIDNIGHT. WAVES 1 TO 2 FEET.
SUNDAY
SOUTHEAST WIND 5 KNOTS BECOMING EAST IN THE LATE
MORNING AND AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS. WAVES
1 FOOT OR LESS.
SUNDAY NIGHT
EAST WIND 5 TO 10 KNOTS BECOMING NORTHEAST AFTER
MIDNIGHT. CHANCE OF RAIN SHOWERS THROUGH THE NIGHT. SLIGHT CHANCE
OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ141-251600-
GRAND MARAIS TO TACONITE HARBOR MN-
715 AM CDT SAT JUL 25 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS EARLY IN THE MORNING. PATCHY SMOKE
LATE IN THE MORNING. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST LATE
IN THE EVENING, THEN BECOMING VARIABLE 10 KNOTS OR LESS AFTER
MIDNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
NORTH WIND 5 KNOTS BECOMING EAST LATE IN THE MORNING,
THEN BECOMING SOUTH EARLY IN THE AFTERNOON BECOMING EAST LATE IN
THE AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHEAST WIND 5 KNOTS. CHANCE OF RAIN SHOWERS
AND SLIGHT CHANCE OF THUNDERSTORMS. WAVES 1 FOOT OR LESS.
LSZ142-251600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
715 AM CDT SAT JUL 25 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS EARLY IN THE MORNING. PATCHY SMOKE IN THE
MORNING. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST LATE IN THE
EVENING, THEN BECOMING VARIABLE 10 KNOTS OR LESS AFTER MIDNIGHT.
PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTH 5 KNOTS
LATE IN THE AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHEAST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS. SLIGHT CHANCE OF RAIN SHOWERS
IN THE EVENING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE NIGHT.
CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ143-251600-
SILVER BAY HARBOR TO TWO HARBORS MN-
715 AM CDT SAT JUL 25 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 TO
2 FEET.
TONIGHT
SOUTH WIND 5 KNOTS BECOMING NORTH IN THE LATE EVENING
AND EARLY MORNING, THEN BECOMING VARIABLE 10 KNOTS OR LESS EARLY
IN THE MORNING. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST
5 KNOTS IN THE AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHEAST WIND 5 KNOTS. RAIN SHOWERS LIKELY AND
SLIGHT CHANCE OF THUNDERSTORMS. WAVES 1 FOOT OR LESS.
LSZ144-251600-
TWO HARBORS TO DULUTH MN-
715 AM CDT SAT JUL 25 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. PARTLY SUNNY IN THE
MORNING THEN CLEARING. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTH IN THE LATE
EVENING AND EARLY MORNING, THEN BECOMING VARIABLE 10 KNOTS OR
LESS EARLY IN THE MORNING. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
EAST WIND 5 KNOTS BECOMING SOUTHEAST IN THE AFTERNOON.
PARTLY SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHEAST WIND 5 KNOTS. SHOWERS LIKELY AND SLIGHT
CHANCE OF THUNDERSTORMS. WAVES 1 FOOT OR LESS.
LSZ145-251600-
DULUTH MN TO PORT WING WI-
715 AM CDT SAT JUL 25 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. PARTLY SUNNY IN THE
MORNING THEN CLEARING. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHEAST WIND 5 KNOTS BECOMING EAST IN THE LATE
EVENING AND EARLY MORNING, THEN BECOMING SOUTHWEST EARLY IN THE
MORNING. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
EAST WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
MORNING AND AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHEAST WIND 5 KNOTS BECOMING SOUTHEAST LATE IN
THE EVENING, THEN BECOMING NORTHEAST AFTER MIDNIGHT. SHOWERS
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS. WAVES 1 FOOT OR LESS.
LSZ146-251600-
PORT WING TO SAND ISLAND WI-
715 AM CDT SAT JUL 25 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS EARLY
IN THE MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY
IN THE MORNING. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHEAST WIND 5 KNOTS UNTIL EARLY MORNING BECOMING
VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTH 5 KNOTS
IN THE AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHEAST WIND 5 KNOTS. RAIN SHOWERS LIKELY AND
SLIGHT CHANCE OF THUNDERSTORMS. WAVES 1 FOOT OR LESS.
LSZ147-251600-
SAND ISLAND TO BAYFIELD WI-
715 AM CDT SAT JUL 25 2026
TODAY
WEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHWEST LATE IN THE AFTERNOON. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING. WAVES 1 TO
2 FEET.
TONIGHT
SOUTH WIND 5 KNOTS BECOMING WEST EARLY IN THE MORNING.
PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
NORTH WIND 5 KNOTS EARLY IN THE MORNING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING NORTHEAST 5 KNOTS IN THE
AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHEAST WIND 5 KNOTS BECOMING SOUTHEAST LATE IN
THE EVENING, THEN BECOMING NORTHEAST AFTER MIDNIGHT. RAIN SHOWERS
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS. WAVES 1 FOOT OR LESS.
LSZ150-251600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
715 AM CDT SAT JUL 25 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS EARLY
IN THE MORNING. CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE
MORNING. WAVES 1 TO 2 FEET.
TONIGHT
SOUTH WIND 5 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT OR
LESS.
SUNDAY
SOUTH WIND 5 KNOTS BECOMING EAST IN THE LATE MORNING
AND AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHEAST WIND 5 KNOTS BECOMING SOUTHEAST LATE IN
THE EVENING, THEN BECOMING NORTHEAST AFTER MIDNIGHT. RAIN SHOWERS
LIKELY IN THE EVENING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE
NIGHT. CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
LSZ121-251600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
715 AM CDT SAT JUL 25 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING EAST LATE IN THE
AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE
MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 KNOTS BECOMING SOUTHWEST LATE IN THE
EVENING, THEN BECOMING VARIABLE 10 KNOTS OR LESS AFTER MIDNIGHT
BECOMING SOUTHWEST 5 KNOTS EARLY IN THE MORNING. MOSTLY CLEAR.
WAVES 1 FOOT OR LESS.
SUNDAY
SOUTH WIND 5 KNOTS BECOMING EAST IN THE LATE MORNING
AND EARLY AFTERNOON, THEN BECOMING SOUTHEAST LATE IN THE
AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
EAST WIND 5 KNOTS BECOMING SOUTH IN THE LATE
EVENING AND EARLY MORNING, THEN BECOMING NORTHEAST EARLY IN THE
MORNING. SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS. WAVES
1 FOOT OR LESS.
LSZ148-251600-
OAK POINT TO SAXON HARBOR WI-
715 AM CDT SAT JUL 25 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING EAST LATE IN THE
AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE
MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 KNOTS BECOMING SOUTHWEST AFTER MIDNIGHT.
MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
SUNDAY
SOUTH WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
MORNING AND EARLY AFTERNOON, THEN BECOMING EAST LATE IN THE
AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
EAST WIND 5 KNOTS BECOMING SOUTHEAST IN THE LATE
EVENING AND EARLY MORNING, THEN BECOMING NORTHEAST EARLY IN THE
MORNING. SHOWERS LIKELY IN THE EVENING. SLIGHT CHANCE OF
THUNDERSTORMS THROUGH THE NIGHT. CHANCE OF SHOWERS AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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