074
FZUS53 KDLH 222200
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
500 PM CDT WED APR 22 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.
LSZ140-230400-
GRAND PORTAGE TO GRAND MARAIS MN-
500 PM CDT WED APR 22 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM CDT THIS EVENING
THROUGH FRIDAY EVENING...
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
LATE IN THE NIGHT. SLIGHT CHANCE OF RAIN AND THUNDERSTORMS IN THE
EVENING. CHANCE OF RAIN AND THUNDERSTORMS AFTER MIDNIGHT. WAVES
1 TO 3 FEET BUILDING TO 2 TO 4 FEET IN THE LATE EVENING AND
OVERNIGHT.
THURSDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. CHANCE OF RAIN AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. WAVES 3 TO 5 FEET. WAVES OCCASIONALLY TO 7 FEET.
THURSDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 25 KNOTS. RAIN LIKELY IN THE EVENING. CHANCE OF
THUNDERSTORMS THROUGH THE NIGHT. RAIN AFTER MIDNIGHT. WAVES 4 TO
6 FEET. WAVES OCCASIONALLY TO 8 FEET.
FRIDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING NORTH 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS IN THE AFTERNOON. RAIN AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN CHANCE OF RAIN IN THE
AFTERNOON. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO 8 FEET.
LSZ141-230400-
GRAND MARAIS TO TACONITE HARBOR MN-
500 PM CDT WED APR 22 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM CDT THIS EVENING
THROUGH FRIDAY EVENING...
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
LATE IN THE NIGHT. CHANCE OF RAIN AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE LATE EVENING AND OVERNIGHT. WAVES 1 TO
3 FEET BUILDING TO 2 TO 4 FEET IN THE LATE EVENING AND OVERNIGHT.
THURSDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. RAIN LIKELY AND CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. WAVES 3 TO 5 FEET. WAVES OCCASIONALLY TO 7 FEET.
THURSDAY NIGHT
EAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS IN THE LATE EVENING AND OVERNIGHT. RAIN
AND CHANCE OF THUNDERSTORMS. WAVES 3 TO 5 FEET. WAVES
OCCASIONALLY TO 7 FEET.
FRIDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING NORTHWEST 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS IN THE LATE MORNING AND AFTERNOON. RAIN LIKELY AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING, THEN CHANCE OF
RAIN IN THE AFTERNOON. WAVES 3 TO 5 FEET. WAVES OCCASIONALLY TO
7 FEET.
LSZ142-230400-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
500 PM CDT WED APR 22 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM CDT THIS EVENING
THROUGH FRIDAY EVENING...
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. SLIGHT CHANCE OF RAIN LATE IN THE EVENING. SLIGHT
CHANCE OF THUNDERSTORMS IN THE LATE EVENING AND EARLY MORNING.
CHANCE OF RAIN AFTER MIDNIGHT. WAVES 1 TO 2 FEET BUILDING TO 2 TO
4 FEET IN THE LATE EVENING AND OVERNIGHT.
THURSDAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
EARLY IN THE AFTERNOON DECREASING TO 20 KNOTS. CHANCE OF RAIN AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 3 TO 5 FEET.
THURSDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. RAIN AND CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN RAIN LIKELY AND SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. WAVES 3 TO 5 FEET.
FRIDAY
NORTH WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING NORTHWEST IN THE LATE MORNING AND AFTERNOON. SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING. CHANCE OF RAIN THROUGH
THE DAY. WAVES 2 TO 4 FEET.
LSZ143-230400-
SILVER BAY HARBOR TO TWO HARBORS MN-
500 PM CDT WED APR 22 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM CDT THIS EVENING
THROUGH FRIDAY EVENING...
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS. SLIGHT CHANCE OF RAIN
UNTIL EARLY MORNING. SLIGHT CHANCE OF THUNDERSTORMS LATE IN THE
EVENING. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET IN THE LATE
EVENING AND OVERNIGHT.
THURSDAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS EARLY IN THE AFTERNOON. RAIN LIKELY AND
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. WAVES 2 TO 4 FEET.
THURSDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. RAIN AND CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN RAIN LIKELY AND SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. WAVES 2 TO 4 FEET.
FRIDAY
NORTHWEST WIND 5 TO 10 KNOTS BECOMING WEST IN THE
AFTERNOON. CHANCE OF RAIN. WAVES 1 TO 3 FEET.
LSZ144-230400-
TWO HARBORS TO DULUTH MN-
500 PM CDT WED APR 22 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS. PARTLY CLOUDY EARLY IN
THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 2 TO 4 FEET.
THURSDAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS EARLY IN THE AFTERNOON, THEN DECREASING TO
20 KNOTS LATE IN THE AFTERNOON. RAIN AND CHANCE OF THUNDERSTORMS
IN THE AFTERNOON. WAVES 1 TO 3 FEET.
THURSDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS BECOMING NORTH 5 TO 10 KNOTS EARLY IN THE
MORNING. RAIN AND CHANCE OF THUNDERSTORMS IN THE EVENING, THEN
CHANCE OF RAIN AND SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
WAVES 1 TO 3 FEET.
FRIDAY
WEST WIND 10 TO 15 KNOTS. CHANCE OF RAIN THROUGH THE
DAY. WAVES 1 TO 3 FEET.
LSZ145-230400-
DULUTH MN TO PORT WING WI-
500 PM CDT WED APR 22 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS. PARTLY CLOUDY EARLY IN
THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 2 TO 4 FEET.
THURSDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
IN THE LATE MORNING AND AFTERNOON. CHANCE OF RAIN AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 3 FEET.
THURSDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS BECOMING NORTH 5 TO 10 KNOTS EARLY IN THE
MORNING. RAIN AND CHANCE OF THUNDERSTORMS IN THE EVENING, THEN
CHANCE OF RAIN AND SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
WAVES 1 TO 3 FEET.
FRIDAY
WEST WIND 10 TO 15 KNOTS. CHANCE OF RAIN THROUGH THE
DAY. WAVES 1 TO 2 FEET.
LSZ146-230400-
PORT WING TO SAND ISLAND WI-
500 PM CDT WED APR 22 2026
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS. SLIGHT CHANCE OF
THUNDERSTORMS LATE IN THE EVENING. SLIGHT CHANCE OF RAIN IN THE
LATE EVENING AND EARLY MORNING. WAVES 1 TO 3 FEET.
THURSDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
IN THE AFTERNOON. CHANCE OF RAIN AND THUNDERSTORMS IN THE
AFTERNOON. WAVES 1 TO 3 FEET.
THURSDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. CHANCE OF RAIN
AND THUNDERSTORMS IN THE EVENING, THEN RAIN LIKELY AND SLIGHT
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
FRIDAY
WEST WIND 5 TO 10 KNOTS. CHANCE OF RAIN. WAVES 1 TO
3 FEET.
LSZ147-230400-
SAND ISLAND TO BAYFIELD WI-
500 PM CDT WED APR 22 2026
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST LATE IN THE
NIGHT. SLIGHT CHANCE OF RAIN AND THUNDERSTORMS IN THE LATE
EVENING AND EARLY MORNING. WAVES 1 TO 3 FEET.
THURSDAY
SOUTHEAST WIND 5 TO 10 KNOTS. CHANCE OF RAIN AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 2 FEET.
THURSDAY NIGHT
EAST WIND 5 TO 10 KNOTS BECOMING NORTHEAST
EARLY IN THE MORNING. RAIN AND CHANCE OF THUNDERSTORMS. WAVES
1 TO 3 FEET.
FRIDAY
NORTHWEST WIND 5 TO 10 KNOTS BECOMING WEST IN THE LATE
MORNING AND AFTERNOON. RAIN LIKELY AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN CHANCE OF RAIN IN THE
AFTERNOON. WAVES 1 TO 3 FEET.
LSZ150-230400-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
500 PM CDT WED APR 22 2026
TONIGHT
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHEAST LATE IN THE NIGHT. SLIGHT CHANCE OF RAIN AND
THUNDERSTORMS IN THE LATE EVENING AND EARLY MORNING. WAVES 1 TO
3 FEET BUILDING TO 2 TO 4 FEET IN THE LATE EVENING AND OVERNIGHT.
THURSDAY
SOUTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
IN THE AFTERNOON. CHANCE OF RAIN AND THUNDERSTORMS IN THE
AFTERNOON. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET IN THE
AFTERNOON.
THURSDAY NIGHT
EAST WIND 10 TO 15 KNOTS EASING TO 5 TO
10 KNOTS AFTER MIDNIGHT. RAIN AND CHANCE OF THUNDERSTORMS. WAVES
2 TO 4 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
FRIDAY
NORTHWEST WIND 5 TO 10 KNOTS BECOMING WEST IN THE LATE
MORNING AND AFTERNOON. SLIGHT CHANCE OF THUNDERSTORMS IN THE
MORNING. CHANCE OF RAIN THROUGH THE DAY. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET LATE IN THE AFTERNOON.
LSZ121-230400-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
500 PM CDT WED APR 22 2026
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTH LATE IN
THE NIGHT. SLIGHT CHANCE OF RAIN LATE IN THE EVENING. WAVES
1 FOOT OR LESS.
THURSDAY
SOUTH WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
CHANCE OF RAIN AND THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FOOT
OR LESS.
THURSDAY NIGHT
SOUTH WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. RAIN AND CHANCE OF THUNDERSTORMS. WAVES
1 FOOT OR LESS.
FRIDAY
WEST WIND 5 TO 10 KNOTS. RAIN LIKELY AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE MORNING, THEN CHANCE OF RAIN IN THE
AFTERNOON. WAVES 1 FOOT OR LESS.
LSZ148-230400-
OAK POINT TO SAXON HARBOR WI-
500 PM CDT WED APR 22 2026
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS AFTER MIDNIGHT. SLIGHT
CHANCE OF THUNDERSTORMS LATE IN THE EVENING. SLIGHT CHANCE OF
RAIN IN THE LATE EVENING AND EARLY MORNING. WAVES 1 TO 2 FEET.
THURSDAY
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. CHANCE OF RAIN AND THUNDERSTORMS IN THE AFTERNOON.
WAVES 1 TO 2 FEET.
THURSDAY NIGHT
SOUTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. CHANCE OF RAIN IN THE EVENING.
CHANCE OF THUNDERSTORMS THROUGH THE NIGHT. RAIN AFTER MIDNIGHT.
WAVES 1 TO 2 FEET.
FRIDAY
WEST WIND 5 TO 10 KNOTS. RAIN LIKELY AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE MORNING, THEN CHANCE OF RAIN IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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