038
FZUS53 KDLH 311600
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
1100 AM CDT SUN MAY 31 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.
LSZ140-312200-
GRAND PORTAGE TO GRAND MARAIS MN-
1100 AM CDT SUN MAY 31 2026
REST OF TODAY
SOUTHEAST WIND 5 KNOTS BECOMING SOUTHWEST IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING SOUTH LATE IN THE
EVENING, THEN BECOMING SOUTHWEST AFTER MIDNIGHT BECOMING NORTH
EARLY IN THE MORNING. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS.
SUNNY. WAVES 1 TO 2 FEET BUILDING TO 2 TO 4 FEET IN THE
AFTERNOON.
MONDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS IN THE EVENING. CLEAR. WAVES 1 TO 3 FEET SUBSIDING TO
1 TO 2 FEET IN THE LATE EVENING AND OVERNIGHT.
LSZ141-312200-
GRAND MARAIS TO TACONITE HARBOR MN-
1100 AM CDT SUN MAY 31 2026
REST OF TODAY
EAST WIND 5 KNOTS LATE IN THE MORNING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTH WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE
EVENING, THEN BECOMING VARIABLE 10 KNOTS OR LESS AFTER MIDNIGHT
BECOMING NORTHWEST 5 KNOTS EARLY IN THE MORNING. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
MONDAY
EAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN THE
AFTERNOON. SUNNY. WAVES 1 TO 2 FEET BUILDING TO 1 TO 3 FEET IN
THE AFTERNOON.
MONDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS EASING TO 5 KNOTS EARLY IN THE MORNING. MOSTLY
CLEAR. WAVES 1 TO 3 FEET.
LSZ142-312200-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
1100 AM CDT SUN MAY 31 2026
REST OF TODAY
EAST WIND 5 KNOTS LATE IN THE MORNING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTH 5 KNOTS
LATE IN THE EVENING, THEN BECOMING VARIABLE 10 KNOTS OR LESS
AFTER MIDNIGHT BECOMING NORTH 5 KNOTS EARLY IN THE MORNING.
PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 TO
3 FEET.
MONDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
1 TO 3 FEET.
LSZ143-312200-
SILVER BAY HARBOR TO TWO HARBORS MN-
1100 AM CDT SUN MAY 31 2026
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY.
WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING NORTH EARLY IN
THE MORNING. PARTLY 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.
MONDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS IN THE EVENING. MOSTLY CLEAR. WAVES 1 TO 3 FEET.
LSZ144-312200-
TWO HARBORS TO DULUTH MN-
1100 AM CDT SUN MAY 31 2026
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY.
WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 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 2 FEET BUILDING TO 1 TO 3 FEET LATE IN
THE AFTERNOON.
MONDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS. MOSTLY CLEAR. WAVES 1 TO 3 FEET.
LSZ145-312200-
DULUTH MN TO PORT WING WI-
1100 AM CDT SUN MAY 31 2026
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY.
WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING EAST EARLY IN
THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
MOSTLY SUNNY. WAVES 1 TO 2 FEET BUILDING TO 1 TO 3 FEET LATE IN
THE AFTERNOON.
MONDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS. MOSTLY CLEAR. WAVES 1 TO 3 FEET.
LSZ146-312200-
PORT WING TO SAND ISLAND WI-
1100 AM CDT SUN MAY 31 2026
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY.
WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY IN THE
EVENING THEN BECOMING 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.
MONDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS EASING TO 5 KNOTS EARLY IN THE MORNING. MOSTLY
CLEAR. WAVES 1 TO 3 FEET.
LSZ147-312200-
SAND ISLAND TO BAYFIELD WI-
1100 AM CDT SUN MAY 31 2026
REST OF TODAY
NORTHEAST WIND 5 KNOTS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
TONIGHT
EAST WIND 5 KNOTS BECOMING NORTH AFTER MIDNIGHT.
PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 TO
3 FEET.
MONDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
1 TO 3 FEET.
LSZ150-312200-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
1100 AM CDT SUN MAY 31 2026
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY.
WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 KNOTS BECOMING NORTH AFTER MIDNIGHT.
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.
MONDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS IN THE EVENING. MOSTLY CLEAR. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 2 FEET EARLY IN THE MORNING. A SMALL CRAFT
ADVISORY MAY BE NEEDED.
LSZ121-312200-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
1100 AM CDT SUN MAY 31 2026
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY.
WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY IN THE EVENING THEN
BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 10 TO 15 KNOTS. MOSTLY SUNNY. WAVES 1 TO
2 FEET BUILDING TO 2 TO 4 FEET LATE IN THE AFTERNOON.
MONDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 2 TO
4 FEET SUBSIDING TO 1 FOOT OR LESS.
LSZ148-312200-
OAK POINT TO SAXON HARBOR WI-
1100 AM CDT SUN MAY 31 2026
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY.
WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTHWEST AFTER
MIDNIGHT. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 10 TO 15 KNOTS. MOSTLY SUNNY. WAVES 1 TO
2 FEET BUILDING TO 2 TO 4 FEET LATE IN THE AFTERNOON.
MONDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS EASING TO 5 KNOTS
EARLY IN THE MORNING. MOSTLY CLEAR. WAVES 2 TO 4 FEET SUBSIDING
TO 1 TO 2 FEET EARLY IN THE MORNING.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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