486
FZUS53 KDLH 301951
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
251 PM CDT SAT MAY 30 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.
LSZ140-310400-
GRAND PORTAGE TO GRAND MARAIS MN-
251 PM CDT SAT MAY 30 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS EASING TO 5 TO 10 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR.
WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET AFTER MIDNIGHT.
SUNDAY
NORTHEAST WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE
MORNING, THEN BECOMING SOUTHWEST IN THE AFTERNOON. SUNNY. WAVES
1 FOOT OR LESS.
SUNDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST
AFTER MIDNIGHT, THEN BECOMING NORTHEAST EARLY IN THE MORNING.
PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET BUILDING TO 1 TO
3 FEET IN THE AFTERNOON.
LSZ141-310400-
GRAND MARAIS TO TACONITE HARBOR MN-
251 PM CDT SAT MAY 30 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS EASING TO 5 TO 10 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR.
WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 2 FEET LATE IN THE NIGHT.
SUNDAY
NORTHEAST WIND 5 KNOTS BECOMING EAST LATE IN THE
MORNING, THEN BECOMING SOUTHEAST EARLY IN THE AFTERNOON BECOMING
NORTH LATE IN THE AFTERNOON. SUNNY. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
NORTH WIND 5 KNOTS BECOMING NORTHEAST EARLY IN
THE MORNING. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
EAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS. MOSTLY
SUNNY. WAVES 1 TO 2 FEET BUILDING TO 1 TO 3 FEET IN THE
AFTERNOON.
LSZ142-310400-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
251 PM CDT SAT MAY 30 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS EASING TO 5 TO 10 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY.
WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET LATE IN THE NIGHT.
SUNDAY
NORTHEAST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 TO
2 FEET.
SUNDAY NIGHT
NORTH WIND 5 KNOTS. PARTLY CLOUDY IN THE EVENING
THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 3 FEET.
LSZ143-310400-
SILVER BAY HARBOR TO TWO HARBORS MN-
251 PM CDT SAT MAY 30 2026
..GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM TO 10 PM CDT THIS
EVENING...
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS EASING TO 5 TO 10 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY.
WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET LATE IN THE NIGHT.
SUNDAY
NORTHEAST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 TO
2 FEET.
SUNDAY NIGHT
NORTH WIND 5 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT
OR LESS.
MONDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
LSZ144-310400-
TWO HARBORS TO DULUTH MN-
251 PM CDT SAT MAY 30 2026
..GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM TO 10 PM CDT THIS
EVENING...
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GALES TO AROUND
35 KNOTS EASING TO 5 TO 10 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY
EARLY IN THE EVENING THEN BECOMING PARTLY CLOUDY. WAVES 4 TO
6 FEET SUBSIDING TO 1 TO 3 FEET LATE IN THE NIGHT. WAVES
OCCASIONALLY TO 7 FEET.
SUNDAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 TO
2 FEET.
SUNDAY NIGHT
NORTHEAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
MOSTLY SUNNY. WAVES 1 TO 3 FEET.
LSZ145-310400-
DULUTH MN TO PORT WING WI-
251 PM CDT SAT MAY 30 2026
..GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM TO 10 PM CDT THIS
EVENING...
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS EASING TO 5 TO 10 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY
EARLY IN THE EVENING THEN BECOMING PARTLY CLOUDY. WAVES 4 TO
6 FEET SUBSIDING TO 1 TO 3 FEET. WAVES OCCASIONALLY TO 7 FEET.
SUNDAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 TO
2 FEET.
SUNDAY NIGHT
NORTHEAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 KNOTS RISING TO 15 TO 20 KNOTS WITH
GUSTS TO AROUND 25 KNOTS IN THE LATE MORNING AND AFTERNOON.
MOSTLY SUNNY. WAVES 1 TO 3 FEET.
LSZ146-310400-
PORT WING TO SAND ISLAND WI-
251 PM CDT SAT MAY 30 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS EASING TO 5 TO 10 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY.
WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET LATE IN THE NIGHT.
SUNDAY
NORTHEAST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 TO
2 FEET.
SUNDAY NIGHT
EAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT OR
LESS.
MONDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
LSZ147-310400-
SAND ISLAND TO BAYFIELD WI-
251 PM CDT SAT MAY 30 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING NORTH 5 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR.
WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 2 FEET LATE IN THE NIGHT.
SUNDAY
NORTH WIND 5 KNOTS BECOMING NORTHEAST IN THE AFTERNOON.
MOSTLY SUNNY. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
NORTHEAST WIND 5 KNOTS BECOMING EAST EARLY IN THE
MORNING. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 TO
2 FEET.
LSZ150-310400-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
251 PM CDT SAT MAY 30 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING NORTH 5 KNOTS. MOSTLY CLEAR. WAVES 4 TO 6 FEET
SUBSIDING TO 1 TO 3 FEET. WAVES OCCASIONALLY TO 8 FEET.
SUNDAY
NORTHEAST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 TO
2 FEET.
SUNDAY NIGHT
EAST WIND 5 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT OR
LESS.
MONDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 3 FEET BUILDING TO 2 TO
4 FEET LATE IN THE AFTERNOON.
LSZ121-310400-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
251 PM CDT SAT MAY 30 2026
TONIGHT
NORTH WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 25 KNOTS
BECOMING WEST AFTER MIDNIGHT, THEN BECOMING VARIABLE 10 KNOTS OR
LESS LATE IN THE NIGHT. PARTLY CLOUDY. WAVES 4 TO 6 FEET
SUBSIDING TO 1 FOOT OR LESS. WAVES OCCASIONALLY TO 8 FEET.
SUNDAY
NORTH WIND 5 KNOTS BECOMING EAST IN THE LATE MORNING
AND AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
EAST WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE
EVENING, THEN BECOMING NORTHWEST AFTER MIDNIGHT BECOMING NORTH
EARLY IN THE MORNING. MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
LSZ148-310400-
OAK POINT TO SAXON HARBOR WI-
251 PM CDT SAT MAY 30 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING NORTHWEST 5 TO 10 KNOTS LATE IN THE EVENING,
THEN BECOMING WEST AFTER MIDNIGHT BECOMING NORTH LATE IN THE
NIGHT. MOSTLY CLEAR. WAVES 4 TO 6 FEET SUBSIDING TO 1 TO 2 FEET.
WAVES OCCASIONALLY TO 8 FEET.
SUNDAY
EAST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
EAST WIND 5 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT OR
LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 TO
2 FEET.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page