583
FZUS53 KDLH 292200
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
500 PM CDT MON JUN 29 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.
LSZ140-300400-
GRAND PORTAGE TO GRAND MARAIS MN-
500 PM CDT MON JUN 29 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM CDT TUESDAY
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING EAST 5 TO 10 KNOTS AFTER MIDNIGHT. PATCHY DENSE
FOG THROUGH THE NIGHT. RAIN SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET AFTER
MIDNIGHT.
TUESDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING. PATCHY
DENSE FOG THROUGH THE DAY. WAVES 1 TO 3 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS. PATCHY DENSE FOG IN THE EVENING. WAVES 1 TO 3 FEET.
WEDNESDAY
SOUTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE AFTERNOON. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 3 FEET.
LSZ141-300400-
GRAND MARAIS TO TACONITE HARBOR MN-
500 PM CDT MON JUN 29 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM CDT TUESDAY
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
TONIGHT
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS
BECOMING NORTHEAST 5 KNOTS LATE IN THE NIGHT. PATCHY DENSE FOG
THROUGH THE NIGHT. RAIN SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS UNTIL EARLY MORNING. CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS LATE IN THE NIGHT. WAVES 2 TO
4 FEET SUBSIDING TO 1 TO 3 FEET LATE IN THE NIGHT.
TUESDAY
WEST WIND 5 KNOTS BECOMING SOUTH WITH GUSTS TO AROUND
20 KNOTS IN THE LATE MORNING AND EARLY AFTERNOON, THEN BECOMING
SOUTHWEST WITH GUSTS TO AROUND 20 KNOTS LATE IN THE AFTERNOON.
PATCHY DENSE FOG. WAVES 1 TO 3 FEET.
TUESDAY NIGHT
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. PATCHY DENSE FOG IN THE EVENING. WAVES
1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
LSZ142-300400-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
500 PM CDT MON JUN 29 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM CDT TUESDAY
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING VARIABLE 10 KNOTS OR LESS. PATCHY DENSE FOG
THROUGH THE NIGHT. CHANCE OF THUNDERSTORMS IN THE EVENING. RAIN
SHOWERS LIKELY THROUGH THE NIGHT. SLIGHT CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
TUESDAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTH WITH GUSTS TO
AROUND 20 KNOTS IN THE LATE MORNING AND EARLY AFTERNOON, THEN
BECOMING SOUTH 5 KNOTS WITH GUSTS TO AROUND 20 KNOTS LATE IN THE
AFTERNOON. PATCHY DENSE FOG. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 5 KNOTS. PARTLY CLOUDY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 KNOTS. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
LSZ143-300400-
SILVER BAY HARBOR TO TWO HARBORS MN-
500 PM CDT MON JUN 29 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM CDT TUESDAY
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
30 KNOTS EASING TO 5 KNOTS AFTER MIDNIGHT. PATCHY DENSE FOG
THROUGH THE NIGHT. CHANCE OF THUNDERSTORMS IN THE EVENING. RAIN
SHOWERS LIKELY THROUGH THE NIGHT. SLIGHT CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
TUESDAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTH WITH GUSTS TO
AROUND 20 KNOTS IN THE LATE MORNING AND AFTERNOON. PATCHY DENSE
FOG. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS IN THE MORNING, THEN CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
LSZ144-300400-
TWO HARBORS TO DULUTH MN-
500 PM CDT MON JUN 29 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM CDT TUESDAY
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 30 KNOTS.
PATCHY DENSE FOG THROUGH THE NIGHT. CHANCE OF THUNDERSTORMS IN
THE EVENING. RAIN SHOWERS LIKELY THROUGH THE NIGHT. SLIGHT CHANCE
OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 2 TO 4 FEET SUBSIDING TO
1 TO 3 FEET AFTER MIDNIGHT.
TUESDAY
EAST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST WITH GUSTS
TO AROUND 20 KNOTS IN THE LATE MORNING AND AFTERNOON. SLIGHT
CHANCE OF RAIN SHOWERS IN THE MORNING. AREAS OF DENSE FOG IN THE
MORNING. PATCHY DENSE FOG IN THE AFTERNOON. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS IN THE MORNING, THEN CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
LSZ145-300400-
DULUTH MN TO PORT WING WI-
500 PM CDT MON JUN 29 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM CDT TUESDAY
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
PATCHY DENSE FOG THROUGH THE NIGHT. CHANCE OF THUNDERSTORMS IN
THE EVENING. RAIN SHOWERS LIKELY THROUGH THE NIGHT. SLIGHT CHANCE
OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 2 TO 4 FEET SUBSIDING TO
1 TO 3 FEET AFTER MIDNIGHT.
TUESDAY
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTHWEST WITH GUSTS TO AROUND 20 KNOTS LATE IN
THE AFTERNOON. PATCHY DENSE FOG IN THE MORNING. SLIGHT CHANCE OF
RAIN SHOWERS IN THE MORNING. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
LSZ146-300400-
PORT WING TO SAND ISLAND WI-
500 PM CDT MON JUN 29 2026
...SEVERE THUNDERSTORM WATCH 414 IN EFFECT UNTIL 6 PM CDT THIS
EVENING...
..DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM CDT TUESDAY
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS EASING TO 5 KNOTS AFTER MIDNIGHT, THEN BECOMING EAST
LATE IN THE NIGHT. PATCHY DENSE FOG THROUGH THE NIGHT. CHANCE OF
THUNDERSTORMS IN THE EVENING. CHANCE OF RAIN SHOWERS THROUGH THE
NIGHT. SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 2 TO
4 FEET SUBSIDING TO 1 TO 3 FEET AFTER MIDNIGHT.
TUESDAY
WEST WIND 5 KNOTS BECOMING SOUTHWEST LATE IN THE
AFTERNOON. PATCHY DENSE FOG. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 KNOTS. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
LSZ147-300400-
SAND ISLAND TO BAYFIELD WI-
500 PM CDT MON JUN 29 2026
...SEVERE THUNDERSTORM WATCH 414 IN EFFECT UNTIL 6 PM CDT THIS
EVENING...
..DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM CDT TUESDAY
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTHEAST LATE IN THE NIGHT. PATCHY DENSE FOG
THROUGH THE NIGHT. CHANCE OF THUNDERSTORMS IN THE EVENING. CHANCE
OF RAIN SHOWERS THROUGH THE NIGHT. SLIGHT CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
TUESDAY
WEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST LATE IN THE
AFTERNOON. PATCHY DENSE FOG. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 5 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 KNOTS. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
LSZ150-300400-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
500 PM CDT MON JUN 29 2026
...SEVERE THUNDERSTORM WATCH 414 IN EFFECT UNTIL 6 PM CDT THIS
EVENING...
..DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM CDT TUESDAY
TONIGHT
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS
BECOMING SOUTHEAST 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
AFTER MIDNIGHT. PATCHY DENSE FOG THROUGH THE NIGHT. CHANCE OF
THUNDERSTORMS IN THE EVENING. CHANCE OF RAIN SHOWERS THROUGH THE
NIGHT. SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 2 TO
4 FEET.
TUESDAY
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST EARLY
IN THE AFTERNOON, THEN BECOMING SOUTH LATE IN THE AFTERNOON.
PATCHY DENSE FOG THROUGH THE DAY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
LSZ121-300400-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
500 PM CDT MON JUN 29 2026
...SEVERE THUNDERSTORM WATCH 414 IN EFFECT UNTIL 6 PM CDT THIS
EVENING...
..DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM CDT TUESDAY
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING EAST WITH GUSTS
TO AROUND 20 KNOTS LATE IN THE EVENING, THEN BECOMING SOUTHWEST
10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS AFTER MIDNIGHT.
CHANCE OF SHOWERS AND THUNDERSTORMS UNTIL EARLY MORNING. SLIGHT
CHANCE OF SHOWERS LATE IN THE NIGHT. PATCHY DENSE FOG AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
TUESDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. PATCHY DENSE FOG IN THE MORNING. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLEAR.
WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. SHOWERS LIKELY AND
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
LSZ148-300400-
OAK POINT TO SAXON HARBOR WI-
500 PM CDT MON JUN 29 2026
...SEVERE THUNDERSTORM WATCH 414 IN EFFECT UNTIL 6 PM CDT THIS
EVENING...
..DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM CDT TUESDAY
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS BECOMING SOUTHWEST AFTER
MIDNIGHT. GUSTS UP TO 20 KNOTS. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY IN THE EVENING, THEN CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE LATE EVENING AND EARLY MORNING. SLIGHT
CHANCE OF SHOWERS LATE IN THE NIGHT. PATCHY DENSE FOG LATE IN THE
NIGHT. WAVES 1 TO 2 FEET.
TUESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. PATCHY DENSE FOG IN THE MORNING. SLIGHT CHANCE OF
SHOWERS THROUGH THE DAY. SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. SHOWERS LIKELY AND
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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