607
FZUS53 KDLH 301102
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
602 AM CDT SUN AUG 30 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.
LSZ140-301600-
GRAND PORTAGE TO GRAND MARAIS MN-
602 AM CDT SUN AUG 30 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM CDT THIS MORNING
THROUGH MONDAY MORNING...
TODAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
PATCHY FOG. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET IN THE
AFTERNOON.
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 30 KNOTS
DECREASING TO 20 KNOTS. PATCHY FOG THROUGH THE NIGHT. SLIGHT
CHANCE OF RAIN SHOWERS IN THE EVENING. CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 2 TO 4 FEET.
MONDAY
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHEAST 5 TO 10 KNOTS EARLY IN THE AFTERNOON, THEN
BECOMING SOUTHWEST LATE IN THE AFTERNOON. RAIN SHOWERS LIKELY AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING. PATCHY FOG THROUGH
THE DAY. WAVES 1 TO 3 FEET.
MONDAY NIGHT
WEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
LSZ141-301600-
GRAND MARAIS TO TACONITE HARBOR MN-
602 AM CDT SUN AUG 30 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM CDT THIS MORNING
THROUGH MONDAY MORNING...
TODAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 30 KNOTS.
PATCHY FOG UNTIL LATE AFTERNOON. WAVES 1 TO 2 FEET BUILDING TO
2 TO 4 FEET IN THE AFTERNOON.
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 30 KNOTS
DECREASING TO 25 KNOTS EARLY IN THE MORNING. PATCHY FOG THROUGH
THE NIGHT. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING. RAIN SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. WAVES 2 TO 4 FEET.
MONDAY
EAST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHWEST IN THE AFTERNOON. PATCHY FOG IN THE MORNING.
CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
MORNING. WAVES 1 TO 3 FEET.
MONDAY NIGHT
WEST WIND 5 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT OR
LESS.
LSZ142-301600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
602 AM CDT SUN AUG 30 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM CDT THIS MORNING
THROUGH MONDAY MORNING...
TODAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 30 KNOTS. PATCHY FOG EARLY IN THE MORNING. PATCHY
FOG EARLY IN THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. WAVES 1 TO 3 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 30 KNOTS
DECREASING TO 20 KNOTS. PATCHY FOG THROUGH THE NIGHT. CHANCE OF
RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
RAIN SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
WAVES 2 TO 4 FEET.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST IN THE
AFTERNOON. PATCHY FOG IN THE MORNING. CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING. WAVES 1 TO 3 FEET.
MONDAY NIGHT
WEST WIND 5 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT OR
LESS.
LSZ143-301600-
SILVER BAY HARBOR TO TWO HARBORS MN-
602 AM CDT SUN AUG 30 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM CDT THIS MORNING
THROUGH LATE TONIGHT...
TODAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS. PATCHY FOG EARLY IN THE MORNING. PATCHY FOG EARLY IN
THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS IN THE LATE MORNING
AND AFTERNOON. WAVES 1 TO 2 FEET BUILDING TO 2 TO 4 FEET IN THE
LATE MORNING AND AFTERNOON.
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 30 KNOTS
DECREASING TO 20 KNOTS. PATCHY FOG THROUGH THE NIGHT. CHANCE OF
RAIN SHOWERS IN THE EVENING. CHANCE OF THUNDERSTORMS THROUGH THE
NIGHT. RAIN SHOWERS LIKELY AFTER MIDNIGHT. WAVES 2 TO 4 FEET.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS BECOMING NORTH LATE IN THE
MORNING, THEN BECOMING SOUTHWEST IN THE AFTERNOON. PATCHY FOG IN
THE MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
MORNING. WAVES 1 TO 3 FEET.
MONDAY NIGHT
WEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ144-301600-
TWO HARBORS TO DULUTH MN-
602 AM CDT SUN AUG 30 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM CDT THIS MORNING
THROUGH LATE TONIGHT...
TODAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 30 KNOTS.
PATCHY FOG EARLY IN THE MORNING. SLIGHT CHANCE OF RAIN SHOWERS
EARLY IN THE MORNING, THEN CHANCE OF RAIN SHOWERS LATE IN THE
MORNING. SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE AFTERNOON.
WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET IN THE LATE MORNING AND
AFTERNOON.
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 30 KNOTS
DECREASING TO 20 KNOTS. PATCHY FOG THROUGH THE NIGHT. CHANCE OF
SHOWERS AND THUNDERSTORMS THROUGH THE NIGHT. WAVES 3 TO 5 FEET.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS BECOMING WEST IN THE LATE
MORNING AND AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 TO
2 FEET.
MONDAY NIGHT
WEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ145-301600-
DULUTH MN TO PORT WING WI-
602 AM CDT SUN AUG 30 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM CDT THIS MORNING
THROUGH LATE TONIGHT...
TODAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 30 KNOTS.
PATCHY FOG IN THE MORNING. SLIGHT CHANCE OF SHOWERS EARLY IN THE
MORNING. CHANCE OF SHOWERS LATE IN THE MORNING, THEN SLIGHT
CHANCE OF SHOWERS EARLY IN THE AFTERNOON. WAVES 3 TO 5 FEET.
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS.
PATCHY FOG THROUGH THE NIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS
THROUGH THE NIGHT. WAVES 2 TO 4 FEET.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS BECOMING WEST WITH GUSTS
TO AROUND 20 KNOTS IN THE LATE MORNING AND AFTERNOON. PATCHY FOG
IN THE MORNING. WAVES 1 TO 2 FEET.
MONDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ146-301600-
PORT WING TO SAND ISLAND WI-
602 AM CDT SUN AUG 30 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM CDT THIS MORNING
THROUGH LATE TONIGHT...
TODAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS LATE
IN THE MORNING INCREASING TO 30 KNOTS, THEN DECREASING TO
25 KNOTS LATE IN THE AFTERNOON. PATCHY FOG EARLY IN THE MORNING.
SLIGHT CHANCE OF SHOWERS IN THE LATE MORNING AND EARLY AFTERNOON.
WAVES 1 TO 2 FEET BUILDING TO 2 TO 4 FEET IN THE AFTERNOON.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
CHANCE OF SHOWERS IN THE EVENING. CHANCE OF THUNDERSTORMS THROUGH
THE NIGHT. SHOWERS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER
MIDNIGHT. WAVES 1 TO 3 FEET.
MONDAY
NORTHEAST WIND 5 KNOTS BECOMING NORTHWEST LATE IN THE
MORNING, THEN BECOMING WEST WITH GUSTS TO AROUND 20 KNOTS IN THE
AFTERNOON. PATCHY FOG IN THE MORNING. CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING. WAVES 1 TO 2 FEET.
MONDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. PARTLY CLOUDY. WAVES 1 FOOT OR
LESS.
LSZ147-301600-
SAND ISLAND TO BAYFIELD WI-
602 AM CDT SUN AUG 30 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM CDT THIS MORNING
THROUGH LATE TONIGHT...
TODAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
SLIGHT CHANCE OF SHOWERS IN THE LATE MORNING AND EARLY AFTERNOON.
WAVES 1 TO 2 FEET BUILDING TO 1 TO 3 FEET IN THE AFTERNOON.
TONIGHT
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS
EASING TO 5 KNOTS EARLY IN THE MORNING. CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH THE NIGHT. PATCHY FOG AFTER MIDNIGHT. WAVES
1 TO 3 FEET.
MONDAY
EAST WIND 5 KNOTS BECOMING WEST WITH GUSTS TO AROUND
20 KNOTS IN THE LATE MORNING AND AFTERNOON. CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING. WAVES 1 TO 2 FEET.
MONDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. PARTLY CLOUDY. WAVES 1 FOOT OR
LESS.
LSZ150-301600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
602 AM CDT SUN AUG 30 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM CDT THIS MORNING
THROUGH LATE TONIGHT...
TODAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 30 KNOTS.
SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. WAVES 1 TO 2 FEET
BUILDING TO 2 TO 4 FEET IN THE AFTERNOON.
TONIGHT
EAST WIND 10 TO 15 KNOTS. GUSTS UP TO 30 KNOTS. CHANCE
OF SHOWERS AND THUNDERSTORMS THROUGH THE NIGHT. PATCHY FOG AFTER
MIDNIGHT. WAVES 2 TO 4 FEET.
MONDAY
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH LATE IN THE
MORNING, THEN BECOMING WEST WITH GUSTS TO AROUND 20 KNOTS IN THE
AFTERNOON. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS
IN THE MORNING. WAVES 1 TO 2 FEET.
MONDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. PARTLY CLOUDY. WAVES 1 FOOT OR
LESS.
LSZ121-301600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
602 AM CDT SUN AUG 30 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM CDT THIS AFTERNOON
THROUGH THIS EVENING...
TODAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. SLIGHT CHANCE OF SHOWERS EARLY IN THE MORNING, THEN
CHANCE OF SHOWERS LATE IN THE MORNING. SLIGHT CHANCE OF SHOWERS
EARLY IN THE AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING EAST 5 KNOTS AFTER MIDNIGHT. CHANCE OF SHOWERS
IN THE EVENING. CHANCE OF THUNDERSTORMS THROUGH THE NIGHT.
SHOWERS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. WAVES
1 TO 2 FEET.
MONDAY
EAST WIND 5 KNOTS BECOMING SOUTHWEST LATE IN THE
MORNING, THEN BECOMING WEST IN THE AFTERNOON. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE MORNING. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
WEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST AFTER
MIDNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ148-301600-
OAK POINT TO SAXON HARBOR WI-
602 AM CDT SUN AUG 30 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM CDT THIS AFTERNOON
THROUGH THIS EVENING...
TODAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS. CHANCE OF SHOWERS LATE IN THE MORNING. SLIGHT CHANCE OF
SHOWERS EARLY IN THE AFTERNOON. WAVES 1 TO 3 FEET.
TONIGHT
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS
EASING TO 5 KNOTS AFTER MIDNIGHT. SLIGHT CHANCE OF SHOWERS IN THE
EVENING. CHANCE OF THUNDERSTORMS THROUGH THE NIGHT. CHANCE OF
SHOWERS AFTER MIDNIGHT. WAVES 1 TO 3 FEET SUBSIDING TO 1 TO
2 FEET IN THE LATE EVENING AND OVERNIGHT.
MONDAY
SOUTHEAST WIND 5 KNOTS BECOMING SOUTHWEST LATE IN THE
MORNING, THEN BECOMING NORTHWEST IN THE AFTERNOON. SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS IN THE MORNING. WAVES 1 FOOT OR
LESS.
MONDAY NIGHT
WEST WIND 5 TO 10 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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