497
FZUS53 KDLH 121402
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
902 AM CDT SUN JUL 12 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.
LSZ140-122200-
GRAND PORTAGE TO GRAND MARAIS MN-
902 AM CDT SUN JUL 12 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TODAY
SOUTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 25 KNOTS. MOSTLY SUNNY. WAVES 1 TO 3 FEET BUILDING TO 2 TO
4 FEET IN THE AFTERNOON.
TONIGHT
SOUTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 2 TO
4 FEET.
MONDAY
SOUTHWEST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS. MOSTLY SUNNY. WAVES 1 TO 3 FEET BUILDING TO 4 TO 6 FEET
IN THE LATE MORNING AND AFTERNOON. WAVES OCCASIONALLY TO 8 FEET.
A SMALL CRAFT ADVISORY MAY BE NEEDED.
MONDAY NIGHT
SOUTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO
30 KNOTS DECREASING TO 25 KNOTS EARLY IN THE MORNING. PARTLY
CLOUDY. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO 8 FEET. A SMALL
CRAFT ADVISORY MAY BE NEEDED.
LSZ141-122200-
GRAND MARAIS TO TACONITE HARBOR MN-
902 AM CDT SUN JUL 12 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING
REST OF TODAY
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
UNTIL EARLY MORNING. PARTLY CLOUDY. WAVES 1 TO 2 FEET.
MONDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
MOSTLY SUNNY. WAVES 1 TO 3 FEET.
MONDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS DECREASING TO 20 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY.
WAVES 1 TO 3 FEET.
LSZ142-122200-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
902 AM CDT SUN JUL 12 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING
REST OF TODAY
SOUTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
UNTIL EARLY MORNING. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
MOSTLY SUNNY. WAVES 1 TO 2 FEET.
MONDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
25 KNOTS DECREASING TO 20 KNOTS IN THE LATE EVENING AND
OVERNIGHT. PARTLY CLOUDY. WAVES 1 TO 2 FEET.
LSZ143-122200-
SILVER BAY HARBOR TO TWO HARBORS MN-
902 AM CDT SUN JUL 12 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING
REST OF TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS INCREASING TO 25 KNOTS EARLY IN THE AFTERNOON, THEN
DECREASING TO 20 KNOTS LATE. SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE EVENING. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
MONDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE AFTERNOON. SUNNY. WAVES 1 TO
2 FEET.
MONDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS DECREASING TO 20 KNOTS IN THE LATE EVENING AND
OVERNIGHT. PARTLY CLOUDY. WAVES 1 TO 2 FEET.
LSZ144-122200-
TWO HARBORS TO DULUTH MN-
902 AM CDT SUN JUL 12 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING
REST OF TODAY
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE EVENING. CLEAR. WAVES 1 TO 2 FEET.
MONDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
SUNNY. WAVES 1 TO 2 FEET.
MONDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. PARTLY CLOUDY. WAVES 1 TO 2 FEET.
LSZ145-122200-
DULUTH MN TO PORT WING WI-
902 AM CDT SUN JUL 12 2026
REST OF TODAY
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
UNTIL EARLY MORNING. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
MONDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE LATE MORNING AND AFTERNOON. SUNNY. WAVES 1 TO 2 FEET.
MONDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. PARTLY CLOUDY. WAVES 1 TO 2 FEET.
LSZ146-122200-
PORT WING TO SAND ISLAND WI-
902 AM CDT SUN JUL 12 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TODAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS INCREASING TO 25 KNOTS IN THE AFTERNOON. SUNNY. WAVES
1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS EASING TO 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS IN
THE LATE EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
MONDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE AFTERNOON. SUNNY. WAVES 1 TO
2 FEET.
MONDAY NIGHT
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. PARTLY CLOUDY. WAVES 1 TO
2 FEET.
LSZ147-122200-
SAND ISLAND TO BAYFIELD WI-
902 AM CDT SUN JUL 12 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TODAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS INCREASING TO 25 KNOTS IN THE AFTERNOON. SUNNY. WAVES
1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY
CLEAR. WAVES 1 TO 2 FEET.
MONDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE AFTERNOON. SUNNY. WAVES 1 TO
2 FEET.
MONDAY NIGHT
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. PARTLY CLOUDY. WAVES 1 TO
2 FEET.
LSZ150-122200-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
902 AM CDT SUN JUL 12 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TODAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS INCREASING TO 25 KNOTS IN THE AFTERNOON. SUNNY. WAVES
1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 1 TO
2 FEET.
MONDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE AFTERNOON. SUNNY. WAVES 1 TO
2 FEET.
MONDAY NIGHT
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. PARTLY CLOUDY. WAVES 1 TO
2 FEET.
LSZ121-122200-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
902 AM CDT SUN JUL 12 2026
REST OF TODAY
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ148-122200-
OAK POINT TO SAXON HARBOR WI-
902 AM CDT SUN JUL 12 2026
REST OF TODAY
SOUTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS LATE
IN THE AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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