097
FZUS53 KDLH 040809
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
308 AM 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.
LSZ140-041600-
GRAND PORTAGE TO GRAND MARAIS MN-
308 AM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS IN THE
LATE MORNING AND AFTERNOON. CHANCE OF RAIN SHOWERS EARLY IN THE
MORNING, THEN SLIGHT CHANCE OF RAIN SHOWERS LATE IN THE MORNING.
WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO 7 FEET.
TONIGHT
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS EARLY IN THE MORNING. PARTLY CLOUDY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. 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. CHANCE OF FLURRIES IN THE MORNING. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. PARTLY CLOUDY. WAVES 1 TO 2 FEET.
LSZ141-041600-
GRAND MARAIS TO TACONITE HARBOR MN-
308 AM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY
WEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND 25 KNOTS.
CHANCE OF RAIN SHOWERS EARLY IN THE MORNING, THEN CHANCE OF
SPRINKLES LATE IN THE MORNING. WAVES 2 TO 4 FEET.
TONIGHT
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS AFTER MIDNIGHT. CHANCE OF FLURRIES AFTER
MIDNIGHT. WAVES 1 TO 3 FEET SUBSIDING TO 1 TO 2 FEET IN THE LATE
EVENING AND OVERNIGHT.
TUESDAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN THE
MORNING. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ142-041600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
308 AM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY
WEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND 25 KNOTS.
CHANCE OF RAIN SHOWERS EARLY IN THE MORNING, THEN CHANCE OF
SPRINKLES LATE IN THE MORNING. 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. PARTLY
CLOUDY. WAVES 1 TO 2 FEET.
TUESDAY
WEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ143-041600-
SILVER BAY HARBOR TO TWO HARBORS MN-
308 AM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE LATE MORNING AND AFTERNOON. SLIGHT
CHANCE OF RAIN SHOWERS IN THE MORNING. WAVES 1 TO 3 FEET.
TONIGHT
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. PARTLY CLOUDY. WAVES 1 TO 2 FEET.
TUESDAY
WEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
TUESDAY NIGHT
NORTHWEST WIND 5 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ144-041600-
TWO HARBORS TO DULUTH MN-
308 AM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY
WEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND 25 KNOTS.
SLIGHT CHANCE OF RAIN SHOWERS IN THE MORNING. 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. PARTLY
CLOUDY. WAVES 1 TO 3 FEET.
TUESDAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN THE
MORNING THEN 20 KNOTS LATE IN THE AFTERNOON. 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.
LSZ145-041600-
DULUTH MN TO PORT WING WI-
308 AM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE LATE MORNING AND AFTERNOON. SLIGHT
CHANCE OF RAIN SHOWERS EARLY IN THE MORNING, THEN CHANCE OF RAIN
SHOWERS LATE IN THE MORNING. 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. PARTLY
CLOUDY. 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 EARLY
IN THE MORNING THEN 20 KNOTS LATE IN THE AFTERNOON. 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.
LSZ146-041600-
PORT WING TO SAND ISLAND WI-
308 AM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
TODAY
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE LATE MORNING AND AFTERNOON. SLIGHT
CHANCE OF RAIN SHOWERS IN THE MORNING. WAVES 2 TO 4 FEET.
TONIGHT
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. PARTLY CLOUDY. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
3 FEET IN THE LATE EVENING AND OVERNIGHT.
TUESDAY
WEST WIND 10 TO 15 KNOTS EASING TO 5 TO 10 KNOTS IN
THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ147-041600-
SAND ISLAND TO BAYFIELD WI-
308 AM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
TODAY
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE LATE MORNING AND AFTERNOON. SLIGHT
CHANCE OF RAIN SHOWERS IN THE MORNING. WAVES 2 TO 4 FEET.
TONIGHT
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. PARTLY CLOUDY. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
3 FEET AFTER MIDNIGHT.
TUESDAY
WEST WIND 10 TO 15 KNOTS EASING TO 5 KNOTS LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
NORTHWEST WIND 5 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ150-041600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
308 AM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
TODAY
WEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND 25 KNOTS.
SLIGHT CHANCE OF RAIN SHOWERS IN THE MORNING. WAVES 3 TO 5 FEET.
TONIGHT
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS IN THE LATE EVENING AND OVERNIGHT. PARTLY
CLOUDY. WAVES 2 TO 4 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
TUESDAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN THE
MORNING. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ121-041600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
308 AM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
TODAY
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE LATE MORNING AND AFTERNOON. SLIGHT
CHANCE OF RAIN SHOWERS EARLY IN THE MORNING, THEN CHANCE OF RAIN
SHOWERS LATE IN THE MORNING. WAVES 1 TO 2 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. PARTLY CLOUDY. WAVES 1 TO 2 FEET.
TUESDAY
WEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ148-041600-
OAK POINT TO SAXON HARBOR WI-
308 AM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
TODAY
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS. SLIGHT
CHANCE OF RAIN SHOWERS IN THE MORNING. 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. PARTLY
CLOUDY. WAVES 1 TO 3 FEET.
TUESDAY
WEST WIND 10 TO 15 KNOTS. MOSTLY 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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