190
FZUS53 KDLH 241448
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
948 AM CDT FRI JUL 24 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.
LSZ140-242200-
GRAND PORTAGE TO GRAND MARAIS MN-
948 AM CDT FRI JUL 24 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON
THROUGH SATURDAY MORNING...
REST OF TODAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS IN THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS LATE.
WAVES 1 TO 3 FEET.
TONIGHT
SOUTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING, THEN CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET IN THE LATE EVENING AND
OVERNIGHT. WAVES OCCASIONALLY TO 7 FEET.
SATURDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
IN THE MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
MORNING. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET IN THE
AFTERNOON.
SATURDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTHEAST
AFTER MIDNIGHT. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 TO 2 FEET.
LSZ141-242200-
GRAND MARAIS TO TACONITE HARBOR MN-
948 AM CDT FRI JUL 24 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON
THROUGH LATE TONIGHT...
REST OF TODAY
SOUTH WIND 5 KNOTS. GUSTS UP TO 25 KNOTS. SLIGHT
CHANCE OF RAIN SHOWERS LATE. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS IN THE LATE EVENING AND OVERNIGHT. CHANCE
OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
SATURDAY
SOUTHWEST WIND 5 TO 10 KNOTS. PATCHY FOG IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
SOUTHWEST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING NORTHWEST, THEN BECOMING NORTHEAST AFTER MIDNIGHT
BECOMING VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY IN THE EVENING
THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ142-242200-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
948 AM CDT FRI JUL 24 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON
THROUGH LATE TONIGHT...
REST OF TODAY
SOUTH WIND 5 TO 10 KNOTS. GUSTS UP TO 25 KNOTS.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE
AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS IN THE LATE EVENING AND OVERNIGHT. SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING. CHANCE OF RAIN SHOWERS
THROUGH THE NIGHT. CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES
1 TO 2 FEET.
SATURDAY
SOUTHWEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE MORNING. PATCHY FOG IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTH LATE IN
THE EVENING, THEN BECOMING VARIABLE 10 KNOTS OR LESS AFTER
MIDNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ143-242200-
SILVER BAY HARBOR TO TWO HARBORS MN-
948 AM CDT FRI JUL 24 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON
THROUGH LATE TONIGHT...
REST OF TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
25 KNOTS. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS LATE IN THE EVENING, THEN INCREASING TO
25 KNOTS AFTER MIDNIGHT DECREASING TO 20 KNOTS EARLY IN THE
MORNING. SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. CHANCE OF
RAIN SHOWERS THROUGH THE NIGHT. CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT. WAVES 1 TO 3 FEET.
SATURDAY
SOUTHWEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE MORNING. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
SOUTH WIND 5 KNOTS BECOMING NORTH LATE IN THE
EVENING, THEN BECOMING VARIABLE 10 KNOTS OR LESS AFTER MIDNIGHT.
PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ144-242200-
TWO HARBORS TO DULUTH MN-
948 AM CDT FRI JUL 24 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON
THROUGH LATE TONIGHT...
REST OF TODAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
UNTIL EARLY MORNING. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
SATURDAY
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS EASING TO 5 KNOTS LATE IN THE AFTERNOON. SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS IN THE MORNING. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHEAST IN
THE LATE EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
LSZ145-242200-
DULUTH MN TO PORT WING WI-
948 AM CDT FRI JUL 24 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON
THROUGH LATE TONIGHT...
REST OF TODAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
UNTIL EARLY MORNING. SLIGHT CHANCE OF SHOWERS IN THE EVENING,
THEN SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
WAVES 1 TO 3 FEET.
SATURDAY
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS EASING TO 5 KNOTS IN THE AFTERNOON. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE MORNING. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
SOUTHEAST WIND 5 KNOTS BECOMING NORTHEAST IN
THE LATE EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
LSZ146-242200-
PORT WING TO SAND ISLAND WI-
948 AM CDT FRI JUL 24 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON
THROUGH SATURDAY MORNING...
REST OF TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS IN THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS EARLY IN
THE AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING, THEN CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
WAVES 1 TO 2 FEET.
SATURDAY
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE MORNING. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
SOUTH WIND 5 KNOTS IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
LSZ147-242200-
SAND ISLAND TO BAYFIELD WI-
948 AM CDT FRI JUL 24 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON
THROUGH SATURDAY MORNING...
REST OF TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS IN THE AFTERNOON. SUNNY IN THE LATE MORNING AND EARLY
AFTERNOON THEN BECOMING PARTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS. SLIGHT CHANCE OF SHOWERS IN THE EVENING, THEN CHANCE OF
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
SATURDAY
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE MORNING. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
MORNING. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
SOUTH WIND 5 KNOTS IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
LSZ150-242200-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
948 AM CDT FRI JUL 24 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON
THROUGH SATURDAY MORNING...
REST OF TODAY
SOUTH WIND 5 TO 10 KNOTS. GUSTS UP TO 25 KNOTS.
SUNNY IN THE LATE MORNING AND EARLY AFTERNOON THEN BECOMING
PARTLY SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS LATE IN THE EVENING, THEN DECREASING TO
25 KNOTS AFTER MIDNIGHT. SLIGHT CHANCE OF SHOWERS IN THE EVENING,
THEN CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. WAVES
1 TO 3 FEET.
SATURDAY
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTH 5 KNOTS LATE IN THE AFTERNOON. CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE MORNING. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
SOUTH WIND 5 KNOTS BECOMING EAST AFTER
MIDNIGHT. SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES
1 FOOT OR LESS.
LSZ121-242200-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
948 AM CDT FRI JUL 24 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON
THROUGH SATURDAY MORNING...
REST OF TODAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS. SUNNY IN THE LATE MORNING AND EARLY AFTERNOON THEN
BECOMING PARTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS. SLIGHT CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS
LIKELY AND CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO
2 FEET.
SATURDAY
SOUTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING NORTHEAST LATE IN THE AFTERNOON. SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS IN THE MORNING. WAVES 1 FOOT OR
LESS.
SATURDAY NIGHT
EAST WIND 5 KNOTS BECOMING WEST LATE IN THE
EVENING, THEN BECOMING VARIABLE 10 KNOTS OR LESS AFTER MIDNIGHT.
MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
LSZ148-242200-
OAK POINT TO SAXON HARBOR WI-
948 AM CDT FRI JUL 24 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON
THROUGH SATURDAY MORNING...
REST OF TODAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS. SUNNY IN THE LATE MORNING AND EARLY AFTERNOON THEN
BECOMING PARTLY SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS AFTER MIDNIGHT, THEN DECREASING TO
25 KNOTS EARLY IN THE MORNING. SLIGHT CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT. WAVES 1 TO 2 FEET.
SATURDAY
SOUTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTHEAST LATE IN THE AFTERNOON. CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE MORNING. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH IN THE
LATE EVENING AND OVERNIGHT. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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