182
FZUS53 KDLH 071813
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
113 PM CDT MON SEP 7 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.
LSZ140-072200-
GRAND PORTAGE TO GRAND MARAIS MN-
113 PM CDT MON SEP 7 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM CDT THIS EVENING
THROUGH LATE TONIGHT...
...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
AFTERNOON...
...GALE WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY
AFTERNOON...
REST OF TODAY
EAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTHEAST 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS AFTER MIDNIGHT. SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 3 FEET BUILDING TO 3 TO
5 FEET AFTER MIDNIGHT. WAVES OCCASIONALLY TO 7 FEET.
TUESDAY
SOUTH WIND 20 TO 25 KNOTS. GUSTS UP TO 35 KNOTS
DECREASING TO 30 KNOTS LATE IN THE AFTERNOON. RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING, THEN CHANCE OF
SPRINKLES IN THE AFTERNOON. WAVES 4 TO 7 FEET. WAVES OCCASIONALLY
TO 10 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 30 KNOTS. SLIGHT CHANCE OF SHOWERS IN THE EVENING. WAVES
3 TO 5 FEET. WAVES OCCASIONALLY TO 7 FEET. A SMALL CRAFT ADVISORY
MAY BE NEEDED.
LSZ141-072200-
GRAND MARAIS TO TACONITE HARBOR MN-
113 PM CDT MON SEP 7 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM CDT THIS EVENING
THROUGH WEDNESDAY MORNING...
...GALE WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY
AFTERNOON...
REST OF TODAY
EAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
LATE. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 25 KNOTS
BECOMING SOUTHEAST 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS
EARLY IN THE MORNING. SLIGHT CHANCE OF SHOWERS IN THE EVENING,
THEN SHOWERS AND CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES
1 TO 3 FEET.
TUESDAY
SOUTH WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS IN THE AFTERNOON. SHOWERS AND CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN CHANCE OF SPRINKLES IN THE
AFTERNOON. WAVES 1 TO 3 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS INCREASING TO 25 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY IN
THE EVENING THEN CLEARING. WAVES 1 TO 3 FEET.
LSZ142-072200-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
113 PM CDT MON SEP 7 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY MORNING...
...GALE WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY
AFTERNOON...
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS LATE. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTH WITH GUSTS TO AROUND 20 KNOTS EARLY IN
THE MORNING. CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS AND
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
TUESDAY
SOUTH WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS. SHOWERS AND CHANCE OF THUNDERSTORMS IN THE MORNING,
THEN CHANCE OF SHOWERS IN THE AFTERNOON. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS INCREASING TO 25 KNOTS EARLY IN THE MORNING. PARTLY
CLOUDY. WAVES 1 TO 2 FEET.
LSZ143-072200-
SILVER BAY HARBOR TO TWO HARBORS MN-
113 PM CDT MON SEP 7 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY MORNING...
...GALE WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY
AFTERNOON...
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS LATE. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTH WITH GUSTS TO AROUND 20 KNOTS EARLY IN
THE MORNING. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN SHOWERS AND CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT. WAVES 1 TO 2 FEET.
TUESDAY
SOUTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS. SHOWERS AND CHANCE OF THUNDERSTORMS IN THE MORNING,
THEN CHANCE OF SPRINKLES IN THE AFTERNOON. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS INCREASING TO 25 KNOTS EARLY IN THE MORNING. MOSTLY
CLEAR. WAVES 1 TO 2 FEET.
LSZ144-072200-
TWO HARBORS TO DULUTH MN-
113 PM CDT MON SEP 7 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY MORNING...
...GALE WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY
AFTERNOON...
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS LATE. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTH 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS EARLY IN THE MORNING.
SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING,
THEN SHOWERS AND CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES
1 TO 2 FEET.
TUESDAY
SOUTH WIND 10 TO 15 KNOTS BECOMING SOUTHWEST LATE IN
THE AFTERNOON. GUSTS UP TO 20 KNOTS. SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN CHANCE OF SHOWERS IN THE
AFTERNOON. WAVES 1 TO 3 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS INCREASING TO 25 KNOTS EARLY IN THE MORNING. PARTLY
CLOUDY. WAVES 1 TO 3 FEET.
LSZ145-072200-
DULUTH MN TO PORT WING WI-
113 PM CDT MON SEP 7 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY MORNING...
...GALE WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY
AFTERNOON...
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTH 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS AFTER
MIDNIGHT. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN SHOWERS AND CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT. WAVES 1 TO 2 FEET.
TUESDAY
SOUTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS LATE IN THE AFTERNOON. CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE MORNING. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS INCREASING TO 25 KNOTS EARLY IN THE MORNING. PARTLY
CLOUDY. WAVES 1 TO 2 FEET BUILDING TO 1 TO 3 FEET EARLY IN THE
MORNING.
LSZ146-072200-
PORT WING TO SAND ISLAND WI-
113 PM CDT MON SEP 7 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY MORNING...
...GALE WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY
AFTERNOON...
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH WITH GUSTS TO
AROUND 20 KNOTS AFTER MIDNIGHT. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN SHOWERS AND CHANCE
OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
TUESDAY
SOUTH WIND 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHWEST WITH GUSTS TO AROUND 25 KNOTS IN THE LATE
MORNING AND AFTERNOON. SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
MORNING. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS INCREASING TO 25 KNOTS IN THE LATE EVENING AND
OVERNIGHT. MOSTLY CLOUDY IN THE EVENING THEN CLEARING. WAVES 1 TO
2 FEET BUILDING TO 1 TO 3 FEET EARLY IN THE MORNING.
LSZ147-072200-
SAND ISLAND TO BAYFIELD WI-
113 PM CDT MON SEP 7 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY MORNING...
...GALE WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY
AFTERNOON...
REST OF TODAY
EAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES
1 FOOT OR LESS.
TONIGHT
EAST WIND 5 KNOTS BECOMING SOUTH WITH GUSTS TO AROUND
20 KNOTS IN THE LATE EVENING AND OVERNIGHT. SLIGHT CHANCE OF
SHOWERS IN THE EVENING, THEN SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
TUESDAY
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS. SHOWERS AND CHANCE OF THUNDERSTORMS IN THE MORNING.
WAVES 1 TO 2 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO
AROUND 25 KNOTS BECOMING WEST 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY IN THE EVENING THEN
CLEARING. WAVES 1 TO 3 FEET.
LSZ150-072200-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
113 PM CDT MON SEP 7 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY MORNING...
...GALE WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY
AFTERNOON...
REST OF TODAY
EAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES
1 FOOT OR LESS.
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH 10 TO 15 KNOTS
WITH GUSTS TO AROUND 25 KNOTS IN THE LATE EVENING AND OVERNIGHT.
SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES
1 TO 2 FEET.
TUESDAY
SOUTH WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS EARLY IN THE AFTERNOON, THEN DECREASING TO
25 KNOTS LATE IN THE AFTERNOON. SHOWERS AND CHANCE OF
THUNDERSTORMS IN THE MORNING. WAVES 1 TO 3 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS. MOSTLY CLOUDY IN THE EVENING THEN CLEARING. WAVES 1 TO
3 FEET.
LSZ121-072200-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
113 PM CDT MON SEP 7 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY MORNING...
...GALE WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY
AFTERNOON...
REST OF TODAY
SOUTHEAST WIND 5 TO 10 KNOTS. PARTLY SUNNY.
WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH 10 TO 15 KNOTS
WITH GUSTS TO AROUND 25 KNOTS IN THE LATE EVENING AND OVERNIGHT.
CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS AND CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
TUESDAY
SOUTH WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. SHOWERS AND CHANCE OF THUNDERSTORMS IN THE MORNING.
WAVES 1 TO 2 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS DECREASING TO 20 KNOTS IN THE LATE EVENING AND
OVERNIGHT. MOSTLY CLOUDY IN THE EVENING THEN CLEARING. WAVES 1 TO
2 FEET.
LSZ148-072200-
OAK POINT TO SAXON HARBOR WI-
113 PM CDT MON SEP 7 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY MORNING...
...GALE WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY
AFTERNOON...
REST OF TODAY
EAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES
1 FOOT OR LESS.
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTH WITH GUSTS
TO AROUND 25 KNOTS IN THE LATE EVENING AND OVERNIGHT. SHOWERS AND
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
TUESDAY
SOUTH WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS IN THE LATE MORNING AND AFTERNOON. SHOWERS
AND CHANCE OF THUNDERSTORMS IN THE MORNING. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
30 KNOTS DECREASING TO 20 KNOTS. MOSTLY CLOUDY IN THE EVENING
THEN CLEARING. WAVES 1 TO 2 FEET.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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