933
FZUS53 KDLH 192332
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
632 PM 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.
LSZ140-201000-
GRAND PORTAGE TO GRAND MARAIS MN-
632 PM CDT SAT SEP 19 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM CDT SUNDAY THROUGH
SUNDAY AFTERNOON...
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTHWEST LATE
IN THE EVENING, THEN BECOMING NORTH 15 TO 20 KNOTS WITH GUSTS TO
AROUND 25 KNOTS AFTER MIDNIGHT. SLIGHT CHANCE OF RAIN SHOWERS
UNTIL EARLY MORNING. WAVES 1 TO 2 FEET.
SUNDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING EAST 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET LATE IN THE AFTERNOON.
SUNDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 TO 2 FEET.
MONDAY
EAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY IN THE MORNING
THEN BECOMING MOSTLY SUNNY. WAVES 1 TO 2 FEET.
LSZ141-201000-
GRAND MARAIS TO TACONITE HARBOR MN-
632 PM CDT SAT SEP 19 2026
REST OF TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS BECOMING
NORTHWEST 5 KNOTS LATE IN THE EVENING, THEN BECOMING NORTH 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS AFTER MIDNIGHT. SLIGHT
CHANCE OF RAIN SHOWERS IN THE LATE EVENING AND EARLY MORNING.
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.
SUNDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 TO 2 FEET.
MONDAY
EAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN THE
LATE MORNING AND AFTERNOON. MOSTLY CLOUDY IN THE MORNING THEN
BECOMING MOSTLY SUNNY. WAVES 1 TO 2 FEET.
LSZ142-201000-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
632 PM CDT SAT SEP 19 2026
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTH IN THE
LATE EVENING AND OVERNIGHT. SLIGHT CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING EAST WITH GUSTS TO AROUND 25 KNOTS IN THE
AFTERNOON. 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 SUBSIDING TO 1 TO 2 FEET IN THE LATE EVENING AND
OVERNIGHT.
MONDAY
EAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN THE
LATE MORNING AND AFTERNOON. MOSTLY CLOUDY IN THE MORNING THEN
BECOMING MOSTLY SUNNY. WAVES 1 TO 2 FEET.
LSZ143-201000-
SILVER BAY HARBOR TO TWO HARBORS MN-
632 PM CDT SAT SEP 19 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
SUNDAY EVENING...
REST OF TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS TOWARD DAYBREAK. SLIGHT CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING EAST 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET
BUILDING TO 2 TO 4 FEET IN THE LATE MORNING AND AFTERNOON.
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 IN THE LATE EVENING AND OVERNIGHT.
MONDAY
EAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS. PARTLY
SUNNY. WAVES 1 TO 3 FEET.
LSZ144-201000-
TWO HARBORS TO DULUTH MN-
632 PM CDT SAT SEP 19 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
SUNDAY EVENING...
REST OF TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS TOWARD DAYBREAK. SLIGHT CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. 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 EARLY AFTERNOON,
THEN DECREASING TO 25 KNOTS LATE IN THE AFTERNOON. PARTLY SUNNY.
WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET IN THE LATE MORNING AND
AFTERNOON.
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.
MONDAY
EAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND 25 KNOTS.
MOSTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY SUNNY. WAVES
1 TO 3 FEET BUILDING TO 2 TO 4 FEET LATE IN THE AFTERNOON.
LSZ145-201000-
DULUTH MN TO PORT WING WI-
632 PM CDT SAT SEP 19 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
SUNDAY EVENING...
REST OF TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS TOWARD DAYBREAK. SLIGHT CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. 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 EARLY AFTERNOON,
THEN DECREASING TO 25 KNOTS LATE IN THE AFTERNOON. MOSTLY CLOUDY.
WAVES 3 TO 5 FEET.
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 AFTER MIDNIGHT.
MONDAY
EAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND 25 KNOTS.
MOSTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY SUNNY. WAVES
1 TO 3 FEET BUILDING TO 2 TO 4 FEET LATE IN THE AFTERNOON.
LSZ146-201000-
PORT WING TO SAND ISLAND WI-
632 PM CDT SAT SEP 19 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
SUNDAY EVENING...
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS RISING TO 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS TOWARD DAYBREAK. SLIGHT
CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. 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 EARLY AFTERNOON,
THEN DECREASING TO 25 KNOTS LATE IN THE AFTERNOON. PARTLY SUNNY.
WAVES 3 TO 5 FEET.
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 IN THE LATE EVENING AND OVERNIGHT.
MONDAY
EAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS. PARTLY
SUNNY. WAVES 1 TO 2 FEET.
LSZ147-201000-
SAND ISLAND TO BAYFIELD WI-
632 PM CDT SAT SEP 19 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
SUNDAY EVENING...
REST OF 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 TOWARD DAYBREAK. SLIGHT
CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. 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 EARLY AFTERNOON,
THEN DECREASING TO 25 KNOTS LATE IN THE AFTERNOON. PARTLY SUNNY.
WAVES 3 TO 5 FEET. WAVES OCCASIONALLY TO 7 FEET.
SUNDAY NIGHT
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS EASING TO 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS IN
THE LATE EVENING AND OVERNIGHT. MOSTLY CLOUDY. WAVES 1 TO 3 FEET
SUBSIDING TO 1 TO 2 FEET IN THE LATE EVENING AND OVERNIGHT.
MONDAY
EAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS. MOSTLY
CLOUDY IN THE MORNING THEN BECOMING MOSTLY SUNNY. WAVES 1 TO
2 FEET.
LSZ150-201000-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
632 PM CDT SAT SEP 19 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
SUNDAY EVENING...
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTH 10 TO
15 KNOTS WITH GUSTS TO AROUND 25 KNOTS IN THE LATE EVENING AND
OVERNIGHT. SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES
1 TO 2 FEET.
SUNDAY
NORTHEAST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS. PARTLY SUNNY. WAVES 2 TO 4 FEET BUILDING TO 4 TO 7 FEET
IN THE LATE MORNING AND AFTERNOON. WAVES OCCASIONALLY TO 9 FEET.
SUNDAY NIGHT
EAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS EASING TO 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
AFTER MIDNIGHT. MOSTLY CLOUDY. WAVES 3 TO 5 FEET SUBSIDING TO
1 TO 2 FEET.
MONDAY
EAST WIND 10 TO 15 KNOTS. GUSTS UP TO 30 KNOTS. MOSTLY
CLOUDY IN THE MORNING THEN BECOMING MOSTLY SUNNY. WAVES 1 TO
3 FEET.
LSZ121-201000-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
632 PM CDT SAT SEP 19 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
SUNDAY EVENING...
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTH 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHEAST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS. MOSTLY CLOUDY. WAVES 1 TO 2 FEET BUILDING TO 1 TO
3 FEET IN THE LATE MORNING AND AFTERNOON.
SUNDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 30 KNOTS BECOMING EAST 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
MONDAY
EAST WIND 10 TO 15 KNOTS. GUSTS UP TO 30 KNOTS. MOSTLY
CLOUDY IN THE MORNING THEN BECOMING MOSTLY SUNNY. WAVES 1 TO
2 FEET.
LSZ148-201000-
OAK POINT TO SAXON HARBOR WI-
632 PM CDT SAT SEP 19 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
SUNDAY EVENING...
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS RISING TO 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS TOWARD DAYBREAK. SLIGHT
CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHEAST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS. MOSTLY CLOUDY. WAVES 2 TO 4 FEET BUILDING TO 4 TO
6 FEET IN THE LATE MORNING AND AFTERNOON. WAVES OCCASIONALLY TO
8 FEET.
SUNDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 30 KNOTS BECOMING EAST 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY. WAVES 4 TO 6 FEET
SUBSIDING TO 1 TO 2 FEET. WAVES OCCASIONALLY TO 7 FEET.
MONDAY
EAST WIND 10 TO 15 KNOTS. GUSTS UP TO 30 KNOTS. MOSTLY
CLOUDY IN THE MORNING THEN BECOMING MOSTLY SUNNY. WAVES 1 TO
3 FEET.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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