742
FZUS53 KDLH 260621
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
120 AM CDT SUN JUL 26 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.
LSZ140-261600-
GRAND PORTAGE TO GRAND MARAIS MN-
120 AM CDT SUN JUL 26 2026
TODAY
EAST WIND 5 KNOTS BECOMING SOUTHEAST IN THE LATE MORNING
AND AFTERNOON. AREAS OF FOG UNTIL LATE AFTERNOON. CHANCE OF RAIN
SHOWERS EARLY IN THE AFTERNOON. SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS LATE IN THE
AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. 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.
MONDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE LATE MORNING AND EARLY AFTERNOON. CHANCE OF RAIN SHOWERS IN
THE MORNING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE DAY.
SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES 1 TO
2 FEET.
MONDAY NIGHT
NORTH WIND 5 TO 10 KNOTS EASING TO 5 KNOTS IN THE
LATE EVENING AND OVERNIGHT. SLIGHT CHANCE OF RAIN SHOWERS IN THE
EVENING. WAVES 1 FOOT OR LESS.
LSZ141-261600-
GRAND MARAIS TO TACONITE HARBOR MN-
120 AM CDT SUN JUL 26 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS IN
THE LATE MORNING AND AFTERNOON. AREAS OF FOG UNTIL LATE
AFTERNOON. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN
THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY SMOKE IN THE
EVENING. 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.
MONDAY
EAST WIND 10 TO 15 KNOTS. CHANCE OF RAIN SHOWERS IN THE
MORNING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE DAY. SLIGHT
CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
NORTH WIND 5 KNOTS UNTIL EARLY MORNING BECOMING
VARIABLE 10 KNOTS OR LESS. SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING. SLIGHT CHANCE OF RAIN SHOWERS THROUGH THE NIGHT. WAVES
1 FOOT OR LESS.
LSZ142-261600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
120 AM CDT SUN JUL 26 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
VARIABLE WINDS 10 KNOTS OR LESS. AREAS OF DENSE FOG
UNTIL LATE AFTERNOON. PATCHY SMOKE LATE IN THE AFTERNOON. WAVES
1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING NORTHEAST 5 KNOTS AFTER
MIDNIGHT. PATCHY SMOKE THROUGH THE NIGHT. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE EVENING. CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 KNOTS. CHANCE OF THUNDERSTORMS IN THE
MORNING. CHANCE OF RAIN SHOWERS THROUGH THE DAY. SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
NORTH WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING. SLIGHT CHANCE OF RAIN SHOWERS THROUGH THE NIGHT. WAVES
1 FOOT OR LESS.
LSZ143-261600-
SILVER BAY HARBOR TO TWO HARBORS MN-
120 AM CDT SUN JUL 26 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING SOUTHEAST LATE IN
THE AFTERNOON. AREAS OF DENSE FOG UNTIL LATE AFTERNOON. PATCHY
SMOKE LATE IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTH LATE IN THE
EVENING, THEN BECOMING NORTHEAST AFTER MIDNIGHT. PATCHY SMOKE
THROUGH THE NIGHT. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE EVENING. RAIN SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
NORTH WIND 5 TO 10 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. WAVES 1 FOOT OR LESS.
LSZ144-261600-
TWO HARBORS TO DULUTH MN-
120 AM CDT SUN JUL 26 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS IN
THE LATE MORNING AND AFTERNOON. PATCHY FOG UNTIL LATE AFTERNOON.
PATCHY SMOKE LATE IN THE AFTERNOON. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS LATE IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING SOUTHWEST LATE IN THE
EVENING, THEN BECOMING NORTHEAST AFTER MIDNIGHT. PATCHY SMOKE
THROUGH THE NIGHT. SLIGHT CHANCE OF RAIN SHOWERS IN THE EVENING.
CHANCE OF THUNDERSTORMS THROUGH THE NIGHT. RAIN SHOWERS LIKELY
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE LATE MORNING AND AFTERNOON. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. MOSTLY CLOUDY. WAVES 1 FOOT
OR LESS.
LSZ145-261600-
DULUTH MN TO PORT WING WI-
120 AM CDT SUN JUL 26 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE LATE MORNING AND AFTERNOON. PATCHY FOG UNTIL LATE
AFTERNOON. PATCHY SMOKE LATE IN THE AFTERNOON. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS LATE IN THE AFTERNOON. WAVES 1 FOOT OR
LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING SOUTH LATE IN THE
EVENING, THEN BECOMING NORTHEAST AFTER MIDNIGHT. PATCHY SMOKE
THROUGH THE NIGHT. CHANCE OF SHOWERS IN THE EVENING. CHANCE OF
THUNDERSTORMS THROUGH THE NIGHT. SHOWERS LIKELY AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE LATE MORNING AND AFTERNOON. PATCHY SMOKE IN THE MORNING.
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING. WAVES 1 TO
2 FEET.
MONDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY IN THE EVENING
THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ146-261600-
PORT WING TO SAND ISLAND WI-
120 AM CDT SUN JUL 26 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS
LATE IN THE AFTERNOON. PATCHY DENSE FOG UNTIL LATE AFTERNOON.
PATCHY SMOKE LATE IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
NORTH WIND 5 KNOTS BECOMING WEST LATE IN THE EVENING,
THEN BECOMING NORTHEAST AFTER MIDNIGHT. PATCHY SMOKE THROUGH THE
NIGHT. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING.
CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 FOOT
OR LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE MORNING. SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON.
WAVES 1 FOOT OR LESS.
MONDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. MOSTLY CLOUDY. WAVES 1 FOOT
OR LESS.
LSZ147-261600-
SAND ISLAND TO BAYFIELD WI-
120 AM CDT SUN JUL 26 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTH 5 KNOTS
EARLY IN THE AFTERNOON, THEN BECOMING NORTHEAST LATE IN THE
AFTERNOON. AREAS OF DENSE FOG EARLY IN THE MORNING, THEN PATCHY
FOG IN THE LATE MORNING AND EARLY AFTERNOON. PATCHY SMOKE LATE IN
THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTH WIND 5 KNOTS BECOMING NORTHWEST LATE IN THE
EVENING, THEN BECOMING NORTHEAST AFTER MIDNIGHT. PATCHY SMOKE
THROUGH THE NIGHT. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE EVENING. CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY SMOKE IN THE
MORNING. CHANCE OF THUNDERSTORMS IN THE MORNING. CHANCE OF RAIN
SHOWERS THROUGH THE DAY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
NORTHEAST WIND 5 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. SLIGHT CHANCE OF RAIN SHOWERS
IN THE EVENING. WAVES 1 FOOT OR LESS.
LSZ150-261600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
120 AM CDT SUN JUL 26 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
SOUTH WIND 5 KNOTS BECOMING NORTHEAST IN THE AFTERNOON.
AREAS OF DENSE FOG IN THE MORNING, THEN PATCHY FOG EARLY IN THE
AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHEAST WIND 5 KNOTS BECOMING NORTH LATE IN THE
EVENING, THEN BECOMING NORTHEAST AFTER MIDNIGHT. PATCHY SMOKE
THROUGH THE NIGHT. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE EVENING. CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE LATE MORNING AND EARLY AFTERNOON. CHANCE OF THUNDERSTORMS IN
THE MORNING. CHANCE OF RAIN SHOWERS THROUGH THE DAY. SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 2 FEET.
MONDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. MOSTLY CLOUDY. WAVES 1 TO
2 FEET.
LSZ121-261600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
120 AM CDT SUN JUL 26 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTH 5 KNOTS
IN THE LATE MORNING AND EARLY AFTERNOON, THEN BECOMING NORTH LATE
IN THE AFTERNOON. AREAS OF FOG IN THE MORNING, THEN PATCHY FOG
EARLY IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 KNOTS BECOMING NORTH AFTER MIDNIGHT, THEN
BECOMING NORTHEAST EARLY IN THE MORNING. PATCHY SMOKE THROUGH THE
NIGHT. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING.
SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES
1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE AFTERNOON. PATCHY SMOKE IN THE MORNING. CHANCE OF
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING. SLIGHT
CHANCE OF SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. MOSTLY CLOUDY. WAVES 1 FOOT
OR LESS.
LSZ148-261600-
OAK POINT TO SAXON HARBOR WI-
120 AM CDT SUN JUL 26 2026
TODAY
SOUTH WIND 5 KNOTS BECOMING NORTHEAST IN THE AFTERNOON.
AREAS OF FOG IN THE MORNING, THEN PATCHY FOG EARLY IN THE
AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHWEST WIND 5 KNOTS BECOMING SOUTHWEST LATE IN THE
EVENING, THEN BECOMING NORTHEAST AFTER MIDNIGHT. PATCHY SMOKE
THROUGH THE NIGHT. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE EVENING. CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS BECOMING NORTHEAST 5 TO
10 KNOTS WITH GUSTS TO AROUND 20 KNOTS IN THE AFTERNOON. PATCHY
SMOKE IN THE MORNING. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
MORNING, THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
MONDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. MOSTLY CLOUDY. WAVES 1 TO
2 FEET.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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