692
FZUS53 KDLH 041845
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
145 PM CDT MON MAY 4 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.
LSZ140-042200-
GRAND PORTAGE TO GRAND MARAIS MN-
145 PM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF TODAY
WEST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS. PARTLY SUNNY. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO
7 FEET.
TONIGHT
WEST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND 30 KNOTS
EASING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS EARLY IN
THE MORNING. MOSTLY CLEAR IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 2 FEET EARLY IN THE
MORNING.
TUESDAY
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. MOSTLY SUNNY. WAVES 1 TO 3 FEET.
TUESDAY NIGHT
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. PARTLY CLOUDY. WAVES 1 TO 2 FEET.
LSZ141-042200-
GRAND MARAIS TO TACONITE HARBOR MN-
145 PM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF TODAY
WEST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS. CHANCE OF SPRINKLES LATE. WAVES 2 TO 4 FEET.
TONIGHT
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 30 KNOTS
DECREASING TO 20 KNOTS. CHANCE OF SPRINKLES IN THE EVENING. WAVES
2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET IN THE LATE EVENING AND
OVERNIGHT.
TUESDAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS UNTIL
LATE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ142-042200-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
145 PM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TODAY
WEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. CHANCE OF SPRINKLES LATE. WAVES 1 TO 3 FEET.
TONIGHT
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS AFTER MIDNIGHT. CHANCE OF SPRINKLES IN THE
EVENING. WAVES 1 TO 2 FEET.
TUESDAY
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN THE
MORNING. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ143-042200-
SILVER BAY HARBOR TO TWO HARBORS MN-
145 PM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TODAY
WEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. CHANCE OF SPRINKLES LATE. WAVES 1 TO 3 FEET.
TONIGHT
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY
CLEAR. WAVES 1 TO 2 FEET.
TUESDAY
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS EARLY IN
THE MORNING. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
NORTHWEST WIND 5 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ144-042200-
TWO HARBORS TO DULUTH MN-
145 PM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TODAY
WEST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS. MOSTLY SUNNY. WAVES 2 TO 4 FEET.
TONIGHT
WEST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND 30 KNOTS
EASING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS AFTER
MIDNIGHT. MOSTLY CLEAR. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
2 FEET AFTER MIDNIGHT.
TUESDAY
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
NORTHWEST WIND 10 TO 15 KNOTS EASING TO 5 KNOTS
AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ145-042200-
DULUTH MN TO PORT WING WI-
145 PM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TODAY
WEST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS. MOSTLY SUNNY. WAVES 3 TO 5 FEET.
TONIGHT
WEST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND 30 KNOTS
EASING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS AFTER
MIDNIGHT. MOSTLY CLEAR. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO
3 FEET AFTER MIDNIGHT.
TUESDAY
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
NORTHWEST WIND 10 TO 15 KNOTS EASING TO 5 TO
10 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 1 TO 2 FEET.
LSZ146-042200-
PORT WING TO SAND ISLAND WI-
145 PM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TODAY
WEST WIND 5 TO 15 KNOTS RISING TO 15 TO 20 KNOTS
LATE. GUSTS UP TO 25 KNOTS. MOSTLY SUNNY. WAVES 2 TO 4 FEET.
TONIGHT
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY
CLEAR. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET AFTER MIDNIGHT.
TUESDAY
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS
EASING TO 5 TO 10 KNOTS IN THE LATE MORNING AND AFTERNOON. SUNNY.
WAVES 1 TO 2 FEET.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ147-042200-
SAND ISLAND TO BAYFIELD WI-
145 PM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TODAY
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS. MOSTLY SUNNY. WAVES 2 TO 4 FEET.
TONIGHT
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS
EASING TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS EARLY IN THE
MORNING. MOSTLY CLEAR. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET
AFTER MIDNIGHT.
TUESDAY
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS EARLY IN
THE MORNING. SUNNY. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
NORTHWEST WIND 5 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ150-042200-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
145 PM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF TODAY
WEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. MOSTLY SUNNY. WAVES 3 TO 5 FEET.
TONIGHT
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 2 TO
4 FEET.
TUESDAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS UNTIL
LATE AFTERNOON. SUNNY. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ121-042200-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
145 PM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TODAY
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 30 KNOTS
DECREASING TO 25 KNOTS LATE. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS
EASING TO 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS AFTER
MIDNIGHT. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
TUESDAY
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN THE
LATE MORNING AND EARLY AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ148-042200-
OAK POINT TO SAXON HARBOR WI-
145 PM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TODAY
WEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. MOSTLY SUNNY. WAVES 1 TO 3 FEET.
TONIGHT
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY
CLEAR. WAVES 1 TO 3 FEET.
TUESDAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN THE
MORNING. SUNNY. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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