841
FZUS53 KDLH 240552
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
1252 AM CDT SUN MAY 24 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.
LSZ140-241600-
GRAND PORTAGE TO GRAND MARAIS MN-
1252 AM CDT SUN MAY 24 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT MONDAY
TODAY
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST EARLY IN
THE MORNING. PARTLY CLOUDY. WAVES 1 TO 2 FEET.
MONDAY
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH IN THE AFTERNOON.
MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
SOUTH WIND 5 KNOTS BECOMING WEST IN THE LATE
EVENING AND OVERNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ141-241600-
GRAND MARAIS TO TACONITE HARBOR MN-
1252 AM CDT SUN MAY 24 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT MONDAY
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTH LATE IN THE
AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE AFTERNOON.
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS LATE IN
THE AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 KNOTS BECOMING SOUTHEAST IN THE LATE
MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
SOUTH WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING WEST 5 KNOTS EARLY IN
THE MORNING. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ142-241600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
1252 AM CDT SUN MAY 24 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT MONDAY
TODAY
SOUTHWEST WIND 5 KNOTS BECOMING SOUTH LATE IN THE
AFTERNOON. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE
AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST
5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
EAST WIND 5 KNOTS BECOMING NORTHWEST LATE IN THE
EVENING, THEN BECOMING VARIABLE 10 KNOTS OR LESS AFTER MIDNIGHT.
PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ143-241600-
SILVER BAY HARBOR TO TWO HARBORS MN-
1252 AM CDT SUN MAY 24 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT MONDAY
TODAY
SOUTHWEST WIND 5 KNOTS BECOMING SOUTH LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST
5 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
MONDAY NIGHT
EAST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
NORTH, THEN BECOMING WEST AFTER MIDNIGHT BECOMING VARIABLE
10 KNOTS OR LESS. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ144-241600-
TWO HARBORS TO DULUTH MN-
1252 AM CDT SUN MAY 24 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT MONDAY
TODAY
SOUTHWEST WIND 5 KNOTS BECOMING SOUTH LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 KNOTS BECOMING NORTH LATE IN THE EVENING,
THEN BECOMING WEST AFTER MIDNIGHT BECOMING SOUTHWEST EARLY IN THE
MORNING. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
SOUTH WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
SOUTHEAST WIND 5 KNOTS BECOMING WEST EARLY IN THE
MORNING. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ145-241600-
DULUTH MN TO PORT WING WI-
1252 AM CDT SUN MAY 24 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT MONDAY
TODAY
SOUTHWEST WIND 5 KNOTS BECOMING SOUTH IN THE AFTERNOON.
MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE
EVENING, THEN BECOMING SOUTHWEST AFTER MIDNIGHT. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
MONDAY
SOUTH WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
EAST WIND 5 KNOTS BECOMING SOUTHWEST EARLY IN THE
MORNING. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ146-241600-
PORT WING TO SAND ISLAND WI-
1252 AM CDT SUN MAY 24 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT MONDAY
TODAY
SOUTHWEST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING WEST AFTER MIDNIGHT,
THEN BECOMING SOUTH EARLY IN THE MORNING. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
MONDAY
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST LATE IN THE
MORNING, THEN BECOMING NORTHEAST IN THE AFTERNOON. MOSTLY SUNNY.
WAVES 1 FOOT OR LESS.
MONDAY NIGHT
EAST WIND 5 KNOTS BECOMING NORTH LATE IN THE
EVENING, THEN BECOMING SOUTHWEST AFTER MIDNIGHT. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ147-241600-
SAND ISLAND TO BAYFIELD WI-
1252 AM CDT SUN MAY 24 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT MONDAY
TODAY
SOUTHWEST WIND 5 KNOTS BECOMING SOUTH IN THE AFTERNOON.
MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTH WIND 5 KNOTS BECOMING SOUTHWEST AFTER MIDNIGHT.
PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
SOUTH WIND 5 KNOTS BECOMING EAST IN THE AFTERNOON.
MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
SOUTHEAST WIND 5 KNOTS BECOMING NORTHWEST LATE IN
THE EVENING, THEN BECOMING SOUTHWEST AFTER MIDNIGHT. PARTLY
CLOUDY. WAVES 1 FOOT OR LESS.
LSZ150-241600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
1252 AM CDT SUN MAY 24 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT MONDAY
TODAY
SOUTHWEST WIND 5 KNOTS BECOMING SOUTH IN THE AFTERNOON.
MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTH WIND 5 KNOTS BECOMING SOUTHWEST AFTER MIDNIGHT.
PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
SOUTH WIND 5 KNOTS BECOMING EAST IN THE AFTERNOON.
MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
SOUTHEAST WIND 5 KNOTS BECOMING WEST LATE IN THE
EVENING, THEN BECOMING SOUTHWEST AFTER MIDNIGHT. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ121-241600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
1252 AM CDT SUN MAY 24 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT MONDAY
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT
OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
MONDAY
SOUTH WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
SOUTHWEST WIND 5 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ148-241600-
OAK POINT TO SAXON HARBOR WI-
1252 AM CDT SUN MAY 24 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT MONDAY
TODAY
SOUTHWEST WIND 5 KNOTS BECOMING SOUTHEAST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
MONDAY
SOUTH WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
SOUTHWEST WIND 5 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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