868
FZUS53 KDLH 240003
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
703 PM CDT THU APR 23 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.
LSZ140-241000-
GRAND PORTAGE TO GRAND MARAIS MN-
703 PM CDT THU APR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING
REST OF TONIGHT
NORTHEAST WIND 20 TO 25 KNOTS EASING TO 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS TOWARD DAYBREAK. RAIN AND
CHANCE OF THUNDERSTORMS. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO
8 FEET.
FRIDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING NORTHWEST WITH GUSTS TO AROUND 20 KNOTS IN THE
LATE MORNING AND AFTERNOON. RAIN AND CHANCE OF THUNDERSTORMS IN
THE MORNING, THEN CHANCE OF RAIN IN THE AFTERNOON. WAVES 3 TO
5 FEET.
FRIDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 TO 3 FEET.
SATURDAY
NORTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
LSZ141-241000-
GRAND MARAIS TO TACONITE HARBOR MN-
703 PM CDT THU APR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING
REST OF TONIGHT
EAST WIND 20 TO 25 KNOTS BECOMING NORTHEAST
10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS TOWARD DAYBREAK.
THUNDERSTORMS LIKELY IN THE EVENING. RAIN THROUGH THE NIGHT.
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY TO 7 FEET.
FRIDAY
NORTH WIND 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING WEST WITH GUSTS TO AROUND 20 KNOTS IN THE LATE MORNING
AND AFTERNOON. CHANCE OF RAIN AND SLIGHT CHANCE OF THUNDERSTORMS
IN THE MORNING, THEN SLIGHT CHANCE OF RAIN IN THE AFTERNOON.
WAVES 2 TO 4 FEET.
FRIDAY NIGHT
NORTHWEST WIND 5 KNOTS. MOSTLY CLEAR. WAVES 1 TO
3 FEET.
SATURDAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTH IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
LSZ142-241000-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
703 PM CDT THU APR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING
REST OF TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS BECOMING NORTH
5 TO 10 KNOTS TOWARD DAYBREAK. RAIN WITH THUNDERSTORMS LIKELY IN
THE EVENING, THEN RAIN LIKELY AND CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT. WAVES 2 TO 4 FEET.
FRIDAY
NORTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING WEST IN THE AFTERNOON. CHANCE OF RAIN IN THE
MORNING. WAVES 1 TO 3 FEET.
FRIDAY NIGHT
NORTHWEST WIND 5 KNOTS BECOMING NORTH AFTER
MIDNIGHT. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
SATURDAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTHWEST LATE IN THE
MORNING, THEN BECOMING SOUTHEAST IN THE AFTERNOON. MOSTLY SUNNY.
WAVES 1 FOOT OR LESS.
LSZ143-241000-
SILVER BAY HARBOR TO TWO HARBORS MN-
703 PM CDT THU APR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING
REST OF TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 25 KNOTS BECOMING NORTHWEST 5 TO 10 KNOTS TOWARD DAYBREAK.
RAIN WITH THUNDERSTORMS LIKELY IN THE EVENING, THEN RAIN LIKELY
AND CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 3 TO 5 FEET.
FRIDAY
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS EARLY IN
THE MORNING. CHANCE OF RAIN IN THE MORNING. WAVES 1 TO 3 FEET.
FRIDAY NIGHT
WEST WIND 5 KNOTS BECOMING NORTH IN THE LATE
EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
SATURDAY
NORTH WIND 5 KNOTS BECOMING EAST IN THE LATE MORNING
AND AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ144-241000-
TWO HARBORS TO DULUTH MN-
703 PM CDT THU APR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 25 KNOTS BECOMING WEST 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS TOWARD DAYBREAK. RAIN IN THE EVENING. CHANCE OF
THUNDERSTORMS THROUGH THE NIGHT. RAIN LIKELY AFTER MIDNIGHT.
WAVES 3 TO 5 FEET.
FRIDAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN THE
MORNING. CHANCE OF RAIN IN THE MORNING. WAVES 1 TO 3 FEET.
FRIDAY NIGHT
WEST WIND 5 TO 10 KNOTS BECOMING NORTH IN THE
LATE EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
SATURDAY
NORTH WIND 5 KNOTS BECOMING EAST IN THE LATE MORNING
AND AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ145-241000-
DULUTH MN TO PORT WING WI-
703 PM CDT THU APR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS BECOMING NORTH
10 TO 15 KNOTS AFTER MIDNIGHT, THEN BECOMING WEST 5 TO 10 KNOTS
WITH GUSTS TO AROUND 20 KNOTS TOWARD DAYBREAK. RAIN IN THE
EVENING. CHANCE OF THUNDERSTORMS THROUGH THE NIGHT. RAIN LIKELY
AFTER MIDNIGHT. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET TOWARD
DAYBREAK.
FRIDAY
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS
EASING TO 5 TO 10 KNOTS IN THE AFTERNOON. CHANCE OF RAIN IN THE
MORNING. WAVES 1 TO 3 FEET.
FRIDAY NIGHT
WEST WIND 5 TO 10 KNOTS BECOMING NORTH AFTER
MIDNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 KNOTS BECOMING EAST LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ146-241000-
PORT WING TO SAND ISLAND WI-
703 PM CDT THU APR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TONIGHT
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING NORTHEAST AFTER MIDNIGHT, THEN BECOMING WEST
5 TO 10 KNOTS TOWARD DAYBREAK. RAIN WITH THUNDERSTORMS LIKELY IN
THE EVENING, THEN RAIN LIKELY AND CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET TOWARD
DAYBREAK.
FRIDAY
WEST WIND 10 TO 15 KNOTS BECOMING SOUTHWEST LATE IN THE
AFTERNOON. CHANCE OF RAIN IN THE MORNING. WAVES 1 TO 2 FEET.
FRIDAY NIGHT
WEST WIND 5 TO 10 KNOTS BECOMING NORTH IN THE
LATE EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
SATURDAY
NORTH WIND 5 KNOTS BECOMING NORTHEAST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ147-241000-
SAND ISLAND TO BAYFIELD WI-
703 PM CDT THU APR 23 2026
REST OF TONIGHT
EAST WIND 10 TO 15 KNOTS BECOMING WEST TOWARD
DAYBREAK. RAIN WITH THUNDERSTORMS LIKELY IN THE EVENING, THEN
RAIN LIKELY AND CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES
1 TO 3 FEET.
FRIDAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN THE
MORNING. RAIN LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
MORNING. WAVES 1 TO 2 FEET.
FRIDAY NIGHT
WEST WIND 5 KNOTS BECOMING NORTH IN THE LATE
EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
SATURDAY
NORTHWEST WIND 5 KNOTS EARLY IN THE MORNING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING EAST 5 KNOTS IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ150-241000-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
703 PM CDT THU APR 23 2026
REST OF TONIGHT
EAST WIND 15 TO 20 KNOTS BECOMING SOUTHWEST
10 TO 15 KNOTS TOWARD DAYBREAK. THUNDERSTORMS LIKELY IN THE
EVENING. RAIN THROUGH THE NIGHT. CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT. WAVES 2 TO 4 FEET.
FRIDAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS UNTIL
LATE AFTERNOON. RAIN LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE MORNING. WAVES 1 TO 3 FEET.
FRIDAY NIGHT
WEST WIND 5 TO 10 KNOTS BECOMING NORTH IN THE
LATE EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
SATURDAY
NORTHWEST WIND 5 KNOTS BECOMING EAST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ121-241000-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
703 PM CDT THU APR 23 2026
REST OF TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS WITH GUSTS TO
AROUND 20 KNOTS BECOMING WEST TOWARD DAYBREAK. RAIN AND CHANCE OF
THUNDERSTORMS. WAVES 1 TO 2 FEET.
FRIDAY
WEST WIND 5 TO 10 KNOTS. RAIN LIKELY AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE MORNING. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
WEST WIND 5 KNOTS BECOMING NORTH IN THE LATE
EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHWEST WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ148-241000-
OAK POINT TO SAXON HARBOR WI-
703 PM CDT THU APR 23 2026
REST OF TONIGHT
SOUTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS BECOMING WEST 5 TO 10 KNOTS TOWARD DAYBREAK. RAIN
AND CHANCE OF THUNDERSTORMS. WAVES 1 TO 3 FEET.
FRIDAY
WEST WIND 5 TO 10 KNOTS. RAIN LIKELY AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE MORNING. WAVES 1 TO 2 FEET.
FRIDAY NIGHT
WEST WIND 5 KNOTS BECOMING NORTH IN THE LATE
EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHWEST WIND 5 KNOTS BECOMING NORTHEAST LATE IN THE
AFTERNOON. MOSTLY SUNNY. 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