207
FZUS53 KDLH 190811
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
311 AM CDT SAT SEP 19 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.
LSZ140-191600-
GRAND PORTAGE TO GRAND MARAIS MN-
311 AM CDT SAT SEP 19 2026
TODAY
EAST WIND 5 KNOTS. PARTLY SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTH LATE IN THE
EVENING, THEN RISING TO 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
SUNDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING EAST 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 2 TO 4 FEET.
A SMALL CRAFT ADVISORY MAY BE NEEDED.
SUNDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 TO 2 FEET.
LSZ141-191600-
GRAND MARAIS TO TACONITE HARBOR MN-
311 AM CDT SAT SEP 19 2026
TODAY
EAST WIND 5 KNOTS. PARTLY SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTH 10 TO 15 KNOTS
WITH GUSTS TO AROUND 20 KNOTS IN THE LATE EVENING AND OVERNIGHT.
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS BECOMING EAST IN THE
AFTERNOON. GUSTS UP TO 20 KNOTS. MOSTLY SUNNY. WAVES 1 TO 2 FEET
BUILDING TO 1 TO 3 FEET IN THE AFTERNOON.
SUNDAY NIGHT
EAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 TO 3 FEET.
LSZ142-191600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
311 AM CDT SAT SEP 19 2026
TODAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES 1 TO
2 FEET.
TONIGHT
NORTH WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT
OR LESS.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS BECOMING EAST IN THE
AFTERNOON. GUSTS UP TO 20 KNOTS. MOSTLY SUNNY. WAVES 1 TO 2 FEET
BUILDING TO 2 TO 4 FEET IN THE AFTERNOON.
SUNDAY NIGHT
EAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET IN THE LATE EVENING AND
OVERNIGHT.
LSZ143-191600-
SILVER BAY HARBOR TO TWO HARBORS MN-
311 AM CDT SAT SEP 19 2026
TODAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES 1 TO
2 FEET.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHEAST WIND 15 TO 20 KNOTS BECOMING EAST 10 TO
15 KNOTS LATE IN THE AFTERNOON. GUSTS UP TO 25 KNOTS. PARTLY
SUNNY. WAVES 1 TO 2 FEET BUILDING TO 3 TO 5 FEET IN THE LATE
MORNING AND AFTERNOON. A SMALL CRAFT ADVISORY MAY BE NEEDED.
SUNDAY NIGHT
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. MOSTLY CLOUDY. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
3 FEET AFTER MIDNIGHT. A SMALL CRAFT ADVISORY MAY BE NEEDED.
LSZ144-191600-
TWO HARBORS TO DULUTH MN-
311 AM CDT SAT SEP 19 2026
TODAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE AFTERNOON. PATCHY FOG EARLY IN THE MORNING. WAVES
1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. PARTLY SUNNY. WAVES 1 TO 3 FEET BUILDING TO 4 TO 6 FEET
IN THE LATE MORNING AND AFTERNOON. WAVES OCCASIONALLY TO 7 FEET.
A SMALL CRAFT ADVISORY MAY BE NEEDED.
SUNDAY NIGHT
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. MOSTLY CLOUDY. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
3 FEET EARLY IN THE MORNING. A SMALL CRAFT ADVISORY MAY BE
NEEDED.
LSZ145-191600-
DULUTH MN TO PORT WING WI-
311 AM CDT SAT SEP 19 2026
TODAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE AFTERNOON. PATCHY FOG EARLY IN THE MORNING. WAVES
1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE MORNING. PATCHY FOG AFTER MIDNIGHT. WAVES 1 TO
2 FEET.
SUNDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. PARTLY SUNNY. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO
7 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
SUNDAY NIGHT
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. MOSTLY CLOUDY. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
3 FEET EARLY IN THE MORNING. A SMALL CRAFT ADVISORY MAY BE
NEEDED.
LSZ146-191600-
PORT WING TO SAND ISLAND WI-
311 AM CDT SAT SEP 19 2026
TODAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS EARLY
IN THE AFTERNOON. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. PARTLY SUNNY. WAVES 1 TO 3 FEET BUILDING TO 4 TO 6 FEET
IN THE LATE MORNING AND AFTERNOON. WAVES OCCASIONALLY TO 7 FEET.
A SMALL CRAFT ADVISORY MAY BE NEEDED.
SUNDAY NIGHT
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. MOSTLY CLOUDY. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
2 FEET AFTER MIDNIGHT. A SMALL CRAFT ADVISORY MAY BE NEEDED.
LSZ147-191600-
SAND ISLAND TO BAYFIELD WI-
311 AM CDT SAT SEP 19 2026
TODAY
EAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT OR
LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTH IN THE LATE
EVENING AND EARLY MORNING, THEN BECOMING NORTHEAST 10 TO 15 KNOTS
WITH GUSTS TO AROUND 20 KNOTS EARLY IN THE MORNING. MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS LATE IN THE MORNING, THEN DECREASING TO
25 KNOTS IN THE AFTERNOON. PARTLY SUNNY. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY TO 7 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
SUNDAY NIGHT
EAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
UNTIL EARLY MORNING. MOSTLY CLOUDY. WAVES 2 TO 4 FEET SUBSIDING
TO 1 TO 3 FEET IN THE LATE EVENING AND OVERNIGHT.
LSZ150-191600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
311 AM CDT SAT SEP 19 2026
TODAY
EAST WIND 5 TO 10 KNOTS BECOMING NORTHEAST LATE IN THE
AFTERNOON. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 5 KNOTS RISING TO 10 TO 15 KNOTS WITH
GUSTS TO AROUND 25 KNOTS IN THE LATE EVENING AND OVERNIGHT.
MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
SUNDAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS IN THE LATE MORNING AND AFTERNOON. PARTLY
SUNNY. WAVES 2 TO 4 FEET BUILDING TO 4 TO 7 FEET IN THE LATE
MORNING AND AFTERNOON. WAVES OCCASIONALLY TO 10 FEET. A SMALL
CRAFT ADVISORY MAY BE NEEDED.
SUNDAY NIGHT
EAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS EASING TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS EARLY
IN THE MORNING. MOSTLY CLOUDY. WAVES 4 TO 6 FEET SUBSIDING TO
1 TO 3 FEET. WAVES OCCASIONALLY TO 7 FEET. A SMALL CRAFT ADVISORY
MAY BE NEEDED.
LSZ121-191600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
311 AM CDT SAT SEP 19 2026
TODAY
NORTHEAST WIND 5 TO 10 KNOTS. CLOUDY. WAVES 1 FOOT OR
LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS RISING TO 10 TO 15 KNOTS WITH
GUSTS TO AROUND 20 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
SUNDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 25 KNOTS BECOMING EAST 5 TO 10 KNOTS AFTER MIDNIGHT.
MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
LSZ148-191600-
OAK POINT TO SAXON HARBOR WI-
311 AM CDT SAT SEP 19 2026
TODAY
EAST WIND 5 TO 10 KNOTS. CLOUDY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY
CLOUDY. WAVES 2 TO 4 FEET BUILDING TO 4 TO 7 FEET IN THE LATE
MORNING AND AFTERNOON. WAVES OCCASIONALLY TO 10 FEET. A SMALL
CRAFT ADVISORY MAY BE NEEDED.
SUNDAY NIGHT
EAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS EASING TO 5 TO 10 KNOTS EARLY IN THE MORNING. MOSTLY
CLOUDY. WAVES 4 TO 6 FEET SUBSIDING TO 1 TO 2 FEET. WAVES
OCCASIONALLY TO 8 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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