831
FZUS53 KDLH 051201
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
701 AM CDT TUE MAY 5 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.
LSZ140-051600-
GRAND PORTAGE TO GRAND MARAIS MN-
701 AM CDT TUE MAY 5 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS.
CHANCE OF SPRINKLES AND SNOW SHOWERS EARLY IN THE AFTERNOON.
SLIGHT CHANCE OF RAIN SHOWERS AND SNOW SHOWERS LATE IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS EARLY
IN THE EVENING. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF SNOW
SHOWERS IN THE EVENING. WAVES 1 TO 2 FEET.
WEDNESDAY
NORTHWEST WIND 5 TO 10 KNOTS BECOMING WEST 10 TO
15 KNOTS IN THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS AND SNOW
SHOWERS IN THE AFTERNOON. WAVES 1 TO 2 FEET.
WEDNESDAY NIGHT
WEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 TO 2 FEET.
LSZ141-051600-
GRAND MARAIS TO TACONITE HARBOR MN-
701 AM CDT TUE MAY 5 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS.
CHANCE OF SPRINKLES EARLY IN THE AFTERNOON. SLIGHT CHANCE OF SNOW
SHOWERS IN THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS LATE IN
THE AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS. CHANCE OF RAIN SHOWERS
AND SLIGHT CHANCE OF SNOW SHOWERS IN THE EVENING. WAVES 1 FOOT OR
LESS.
WEDNESDAY
WEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS AND SNOW SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
WEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY IN THE
EVENING THEN BECOMING PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ142-051600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
701 AM CDT TUE MAY 5 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS UNTIL LATE
AFTERNOON. CHANCE OF SPRINKLES EARLY IN THE AFTERNOON. SLIGHT
CHANCE OF SNOW SHOWERS IN THE AFTERNOON. SLIGHT CHANCE OF RAIN
SHOWERS LATE IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS. CHANCE OF RAIN SHOWERS
AND SLIGHT CHANCE OF SNOW SHOWERS IN THE EVENING. WAVES 1 FOOT OR
LESS.
WEDNESDAY
WEST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS AND
SNOW SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
WEST WIND 5 KNOTS. MOSTLY CLOUDY IN THE
EVENING THEN BECOMING PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ143-051600-
SILVER BAY HARBOR TO TWO HARBORS MN-
701 AM CDT TUE MAY 5 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS UNTIL
LATE AFTERNOON. CHANCE OF SPRINKLES AND SLIGHT CHANCE OF SNOW
SHOWERS EARLY IN THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS
LATE IN THE AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS. CHANCE OF RAIN SHOWERS
AND SLIGHT CHANCE OF SNOW SHOWERS IN THE EVENING. WAVES 1 FOOT OR
LESS.
WEDNESDAY
WEST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS AND
SNOW SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
WEST WIND 5 KNOTS. MOSTLY CLOUDY IN THE
EVENING THEN BECOMING PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ144-051600-
TWO HARBORS TO DULUTH MN-
701 AM CDT TUE MAY 5 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS.
CHANCE OF RAIN SHOWERS EARLY IN THE AFTERNOON. SLIGHT CHANCE OF
RAIN SHOWERS LATE IN THE AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS. CHANCE OF RAIN SHOWERS
IN THE EVENING. WAVES 1 FOOT OR LESS.
WEDNESDAY
WEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS AND SNOW SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
WEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY IN THE
EVENING THEN BECOMING PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ145-051600-
DULUTH MN TO PORT WING WI-
701 AM CDT TUE MAY 5 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS.
CHANCE OF RAIN SHOWERS EARLY IN THE AFTERNOON. SLIGHT CHANCE OF
RAIN SHOWERS LATE IN THE AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
NORTHWEST WIND 10 TO 15 KNOTS. CHANCE OF RAIN SHOWERS
IN THE EVENING. WAVES 1 TO 2 FEET.
WEDNESDAY
WEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS AND SNOW SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
WEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ146-051600-
PORT WING TO SAND ISLAND WI-
701 AM CDT TUE MAY 5 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS
EASING TO 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS IN THE
AFTERNOON. CHANCE OF SPRINKLES EARLY IN THE AFTERNOON. SLIGHT
CHANCE OF SNOW SHOWERS IN THE AFTERNOON. SLIGHT CHANCE OF RAIN
SHOWERS LATE IN THE AFTERNOON. WAVES 1 TO 3 FEET SUBSIDING TO
1 TO 2 FEET IN THE AFTERNOON.
TONIGHT
WEST WIND 5 TO 10 KNOTS. CHANCE OF RAIN SHOWERS IN THE
EVENING. WAVES 1 TO 2 FEET.
WEDNESDAY
WEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS AND SNOW SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
WEST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT
OR LESS.
LSZ147-051600-
SAND ISLAND TO BAYFIELD WI-
701 AM CDT TUE MAY 5 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS.
CHANCE OF SPRINKLES EARLY IN THE AFTERNOON. SLIGHT CHANCE OF SNOW
SHOWERS IN THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS LATE IN
THE AFTERNOON. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET IN THE
AFTERNOON.
TONIGHT
WEST WIND 5 KNOTS. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF SNOW SHOWERS IN THE EVENING. WAVES 1 TO 2 FEET.
WEDNESDAY
WEST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS AND
SNOW SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
WEST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT
OR LESS.
LSZ150-051600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
701 AM CDT TUE MAY 5 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS IN THE LATE MORNING AND AFTERNOON. CHANCE
OF SPRINKLES EARLY IN THE AFTERNOON. SLIGHT CHANCE OF SNOW
SHOWERS IN THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS LATE IN
THE AFTERNOON. WAVES 2 TO 4 FEET.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS. CHANCE OF RAIN SHOWERS
IN THE EVENING. WAVES 1 TO 2 FEET.
WEDNESDAY
WEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS AND SNOW SHOWERS IN THE AFTERNOON. WAVES 1 TO 2 FEET.
WEDNESDAY NIGHT
WEST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT
OR LESS.
LSZ121-051600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
701 AM CDT TUE MAY 5 2026
TODAY
WEST WIND 10 TO 15 KNOTS EASING TO 5 TO 10 KNOTS IN THE
AFTERNOON. GUSTS UP TO 20 KNOTS. CHANCE OF SPRINKLES EARLY IN THE
AFTERNOON. CHANCE OF RAIN SHOWERS LATE IN THE AFTERNOON. WAVES
1 FOOT OR LESS.
TONIGHT
WEST WIND 5 TO 10 KNOTS. CHANCE OF SPRINKLES IN THE
EVENING. WAVES 1 FOOT OR LESS.
WEDNESDAY
WEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
WEST WIND 5 KNOTS. MOSTLY CLOUDY IN THE
EVENING THEN BECOMING PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ148-051600-
OAK POINT TO SAXON HARBOR WI-
701 AM CDT TUE MAY 5 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS.
CHANCE OF SPRINKLES EARLY IN THE AFTERNOON. CHANCE OF RAIN
SHOWERS LATE IN THE AFTERNOON. WAVES 1 TO 3 FEET.
TONIGHT
WEST WIND 5 TO 10 KNOTS. CHANCE OF SPRINKLES IN THE
EVENING. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTHWEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS AND SNOW SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
WEST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT
OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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