809
FZUS53 KDLH 031137
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
637 AM CDT SAT OCT 3 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.
LSZ140-031600-
GRAND PORTAGE TO GRAND MARAIS MN-
637 AM CDT SAT OCT 3 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM CDT THIS AFTERNOON
THROUGH LATE TONIGHT...
TODAY
SOUTH WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHEAST 15 TO 20 KNOTS WITH GUSTS TO AROUND 25 KNOTS
IN THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE
MORNING, THEN CHANCE OF RAIN SHOWERS IN THE LATE MORNING AND
EARLY AFTERNOON. RAIN SHOWERS LIKELY LATE IN THE AFTERNOON. WAVES
1 TO 2 FEET BUILDING TO 1 TO 3 FEET LATE IN THE AFTERNOON.
TONIGHT
SOUTH WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING SOUTHWEST WITH GUSTS TO AROUND 30 KNOTS LATE IN
THE EVENING, THEN BECOMING WEST 15 TO 20 KNOTS WITH GUSTS TO
AROUND 25 KNOTS AFTER MIDNIGHT EASING TO 10 TO 15 KNOTS WITH
GUSTS TO AROUND 25 KNOTS EARLY IN THE MORNING. RAIN SHOWERS
LIKELY IN THE EVENING, THEN SLIGHT CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. WAVES 4 TO 6 FEET SUBSIDING TO 2 TO 4 FEET EARLY IN THE
MORNING. WAVES OCCASIONALLY TO 8 FEET.
SUNDAY
NORTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS. MOSTLY SUNNY. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
3 FEET LATE IN THE AFTERNOON.
SUNDAY NIGHT
NORTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO
25 KNOTS DECREASING TO 20 KNOTS EARLY IN THE MORNING. MOSTLY
CLEAR. WAVES 1 TO 2 FEET.
LSZ141-031600-
GRAND MARAIS TO TACONITE HARBOR MN-
637 AM CDT SAT OCT 3 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM CDT THIS AFTERNOON
THROUGH LATE TONIGHT...
TODAY
SOUTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE LATE MORNING AND AFTERNOON. CHANCE OF RAIN SHOWERS UNTIL LATE
AFTERNOON, THEN RAIN SHOWERS LIKELY LATE IN THE AFTERNOON. WAVES
1 TO 3 FEET.
TONIGHT
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING WEST WITH GUSTS TO AROUND 25 KNOTS AFTER
MIDNIGHT. CHANCE OF RAIN SHOWERS IN THE EVENING. WAVES 1 TO
3 FEET.
SUNDAY
NORTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. MOSTLY SUNNY. WAVES 1 TO 3 FEET.
SUNDAY NIGHT
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS UNTIL EARLY MORNING. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
LSZ142-031600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
637 AM CDT SAT OCT 3 2026
TODAY
SOUTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE
MORNING, THEN CHANCE OF RAIN SHOWERS IN THE LATE MORNING AND
EARLY AFTERNOON. RAIN SHOWERS LIKELY LATE IN THE AFTERNOON. WAVES
1 TO 2 FEET.
TONIGHT
SOUTH WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING WEST 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS AFTER
MIDNIGHT. CHANCE OF RAIN SHOWERS IN THE EVENING. WAVES 1 TO
2 FEET.
SUNDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS LATE IN THE AFTERNOON. SUNNY. WAVES 1 TO
2 FEET.
SUNDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
LSZ143-031600-
SILVER BAY HARBOR TO TWO HARBORS MN-
637 AM CDT SAT OCT 3 2026
TODAY
SOUTH WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN THE
AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE MORNING,
THEN CHANCE OF RAIN SHOWERS IN THE LATE MORNING AND AFTERNOON.
WAVES 1 TO 2 FEET.
TONIGHT
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING NORTHWEST 5 TO 10 KNOTS WITH GUSTS TO AROUND
25 KNOTS EARLY IN THE MORNING. CHANCE OF RAIN SHOWERS IN THE
EVENING. WAVES 1 TO 2 FEET.
SUNDAY
NORTHWEST 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 AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
LSZ144-031600-
TWO HARBORS TO DULUTH MN-
637 AM CDT SAT OCT 3 2026
TODAY
SOUTH WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN THE
LATE MORNING AND AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS EARLY
IN THE MORNING, THEN CHANCE OF RAIN SHOWERS IN THE LATE MORNING
AND AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
SOUTH WIND 10 TO 15 KNOTS BECOMING WEST AFTER
MIDNIGHT. GUSTS UP TO 20 KNOTS. CHANCE OF RAIN SHOWERS IN THE
EVENING. WAVES 1 TO 2 FEET.
SUNDAY
NORTHWEST WIND 10 TO 15 KNOTS EASING TO 10 KNOTS EARLY
IN THE AFTERNOON, THEN RISING TO 10 TO 15 KNOTS LATE IN THE
AFTERNOON. GUSTS UP TO 20 KNOTS. SUNNY. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
LSZ145-031600-
DULUTH MN TO PORT WING WI-
637 AM CDT SAT OCT 3 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM CDT THIS AFTERNOON
THROUGH LATE TONIGHT...
TODAY
SOUTH WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN THE
LATE MORNING AND AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS EARLY
IN THE MORNING, THEN CHANCE OF RAIN SHOWERS IN THE LATE MORNING
AND AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS BECOMING WEST AFTER
MIDNIGHT. GUSTS UP TO 20 KNOTS. CHANCE OF RAIN SHOWERS IN THE
EVENING. WAVES 1 TO 2 FEET.
SUNDAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. SUNNY. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
LSZ146-031600-
PORT WING TO SAND ISLAND WI-
637 AM CDT SAT OCT 3 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM CDT THIS AFTERNOON
THROUGH LATE TONIGHT...
TODAY
SOUTH WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN THE
AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE MORNING,
THEN CHANCE OF RAIN SHOWERS IN THE LATE MORNING AND AFTERNOON.
WAVES 1 FOOT OR LESS.
TONIGHT
SOUTH WIND 10 TO 15 KNOTS BECOMING NORTHWEST EARLY IN
THE MORNING. GUSTS UP TO 25 KNOTS. CHANCE OF RAIN SHOWERS IN THE
EVENING. WAVES 1 TO 2 FEET.
SUNDAY
NORTHWEST WIND 10 TO 15 KNOTS EASING TO 10 KNOTS LATE
IN THE AFTERNOON. GUSTS UP TO 25 KNOTS DECREASING TO 20 KNOTS IN
THE AFTERNOON. SUNNY. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS UNTIL EARLY MORNING. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
LSZ147-031600-
SAND ISLAND TO BAYFIELD WI-
637 AM CDT SAT OCT 3 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM CDT THIS AFTERNOON
THROUGH LATE TONIGHT...
TODAY
SOUTH WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN THE
LATE MORNING AND AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS LATE IN
THE MORNING. CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES
1 FOOT OR LESS.
TONIGHT
SOUTH WIND 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHWEST WITH GUSTS TO AROUND 25 KNOTS LATE IN THE
EVENING, THEN BECOMING WEST WITH GUSTS TO AROUND 25 KNOTS AFTER
MIDNIGHT. CHANCE OF RAIN SHOWERS IN THE EVENING. WAVES 1 TO
2 FEET.
SUNDAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS EASING TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS LATE IN
THE AFTERNOON. SUNNY. WAVES 1 TO 3 FEET.
SUNDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS UNTIL EARLY MORNING. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
LSZ150-031600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
637 AM CDT SAT OCT 3 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM CDT THIS AFTERNOON
THROUGH LATE TONIGHT...
TODAY
SOUTH WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN THE
LATE MORNING AND AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS LATE IN
THE MORNING. CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES 1 TO
2 FEET.
TONIGHT
SOUTH WIND 10 TO 15 KNOTS BECOMING WEST AFTER
MIDNIGHT. GUSTS UP TO 25 KNOTS. CHANCE OF RAIN SHOWERS IN THE
EVENING, THEN SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES
1 TO 2 FEET BUILDING TO 1 TO 3 FEET EARLY IN THE MORNING.
SUNDAY
NORTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS LATE IN THE AFTERNOON. SUNNY. WAVES 2 TO
4 FEET SUBSIDING TO 1 TO 3 FEET LATE IN THE AFTERNOON. A SMALL
CRAFT ADVISORY MAY BE NEEDED.
SUNDAY NIGHT
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
LSZ121-031600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
637 AM CDT SAT OCT 3 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM CDT THIS AFTERNOON
THROUGH LATE TONIGHT...
TODAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTH WITH GUSTS TO
AROUND 20 KNOTS IN THE LATE MORNING AND AFTERNOON. SLIGHT CHANCE
OF RAIN SHOWERS LATE IN THE MORNING. CHANCE OF RAIN SHOWERS IN
THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING WEST 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS AFTER MIDNIGHT. CHANCE OF RAIN SHOWERS IN THE EVENING.
WAVES 1 FOOT OR LESS.
SUNDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS.
SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
1 FOOT OR LESS.
LSZ148-031600-
OAK POINT TO SAXON HARBOR WI-
637 AM CDT SAT OCT 3 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM CDT THIS AFTERNOON
THROUGH LATE TONIGHT...
TODAY
SOUTH WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
RISING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS LATE IN
THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS LATE IN THE MORNING.
CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING WEST WITH GUSTS TO AROUND 20 KNOTS EARLY IN THE
MORNING. CHANCE OF RAIN SHOWERS IN THE EVENING, THEN SLIGHT
CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
SUNDAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. SUNNY. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page