506
FZUS53 KDLH 292223
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
522 PM CDT SUN MAR 29 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.
LSZ140-300400-
GRAND PORTAGE TO GRAND MARAIS MN-
522 PM CDT SUN MAR 29 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY EVENING...
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY THEN
BECOMING PARTLY CLOUDY LATE IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 TO 2 FEET.
MONDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. SLIGHT CHANCE OF SNOW IN THE AFTERNOON. WAVES 1 TO
2 FEET BUILDING TO 1 TO 3 FEET LATE IN THE AFTERNOON.
MONDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 25 KNOTS. SLIGHT CHANCE OF SNOW IN THE EVENING, THEN
CHANCE OF SNOW, LIGHT FREEZING RAIN AND LIGHT SLEET AFTER
MIDNIGHT. WAVES 3 TO 5 FEET.
TUESDAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
UNTIL LATE AFTERNOON. LIGHT FREEZING RAIN LIKELY AND SLIGHT
CHANCE OF LIGHT SLEET IN THE MORNING. CHANCE OF SNOW THROUGH THE
DAY. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO 8 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ141-300400-
GRAND MARAIS TO TACONITE HARBOR MN-
522 PM CDT SUN MAR 29 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY EVENING...
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING NORTH AFTER
MIDNIGHT. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 TO 2 FEET.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS BECOMING EAST 15 TO
20 KNOTS IN THE AFTERNOON. SLIGHT CHANCE OF SNOW IN THE
AFTERNOON. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET LATE IN THE
AFTERNOON.
MONDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 25 KNOTS. CHANCE OF LIGHT FREEZING RAIN, SNOW AND LIGHT
SLEET AFTER MIDNIGHT. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO
8 FEET.
TUESDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING NORTH 5 TO 10 KNOTS LATE IN THE AFTERNOON.
LIGHT FREEZING RAIN AND LIGHT SLEET LIKELY IN THE MORNING. SNOW
LIKELY THROUGH THE DAY. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO
7 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ142-300400-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
522 PM CDT SUN MAR 29 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY EVENING...
TONIGHT
NORTHEAST WIND 5 KNOTS. PARTLY CLOUDY IN THE EVENING
THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
MONDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. MOSTLY CLOUDY. WAVES 1 TO 3 FEET BUILDING TO 2 TO
4 FEET LATE IN THE AFTERNOON.
MONDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO
25 KNOTS INCREASING TO 30 KNOTS IN THE LATE EVENING AND EARLY
MORNING, THEN DECREASING TO 25 KNOTS EARLY IN THE MORNING. CHANCE
OF LIGHT FREEZING RAIN, SNOW AND LIGHT SLEET AFTER MIDNIGHT.
WAVES 4 TO 7 FEET. WAVES OCCASIONALLY TO 9 FEET.
TUESDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING NORTH 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS IN THE AFTERNOON. SNOW LIKELY AND CHANCE OF LIGHT
FREEZING RAIN IN THE MORNING, THEN CHANCE OF SNOW IN THE
AFTERNOON. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO 8 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ143-300400-
SILVER BAY HARBOR TO TWO HARBORS MN-
522 PM CDT SUN MAR 29 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY EVENING...
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
MONDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. MOSTLY CLOUDY. WAVES 1 TO 2 FEET BUILDING TO 3 TO
5 FEET IN THE AFTERNOON.
MONDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO
30 KNOTS DECREASING TO 25 KNOTS EARLY IN THE MORNING. CHANCE OF
RAIN, LIGHT FREEZING RAIN AND SLIGHT CHANCE OF SNOW AFTER
MIDNIGHT. WAVES 4 TO 7 FEET. WAVES OCCASIONALLY TO 9 FEET.
TUESDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING NORTH 5 TO 10 KNOTS LATE IN THE AFTERNOON.
CHANCE OF RAIN, SNOW AND LIGHT SLEET IN THE MORNING. CHANCE OF
LIGHT FREEZING RAIN THROUGH THE DAY. SLIGHT CHANCE OF RAIN AND
SNOW IN THE AFTERNOON. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO
8 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ144-300400-
TWO HARBORS TO DULUTH MN-
522 PM CDT SUN MAR 29 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY EVENING...
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
MONDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. MOSTLY CLOUDY. WAVES 1 TO 2 FEET BUILDING TO 3 TO
5 FEET IN THE AFTERNOON. WAVES OCCASIONALLY TO 7 FEET.
MONDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO
30 KNOTS DECREASING TO 25 KNOTS EARLY IN THE MORNING. CHANCE OF
RAIN, LIGHT FREEZING RAIN AND SLIGHT CHANCE OF SNOW AFTER
MIDNIGHT. WAVES 4 TO 7 FEET. WAVES OCCASIONALLY TO 9 FEET.
TUESDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING NORTH WITH GUSTS TO AROUND 20 KNOTS EARLY IN
THE AFTERNOON, THEN EASING TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS LATE IN THE AFTERNOON. CHANCE OF LIGHT FREEZING RAIN IN
THE MORNING. CHANCE OF RAIN AND SLIGHT CHANCE OF SNOW THROUGH THE
DAY. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO 7 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ145-300400-
DULUTH MN TO PORT WING WI-
522 PM CDT SUN MAR 29 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY EVENING...
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY EARLY IN
THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
MONDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS. MOSTLY CLOUDY. WAVES 1 TO 3 FEET BUILDING TO 3 TO
5 FEET IN THE AFTERNOON. WAVES OCCASIONALLY TO 7 FEET.
MONDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO
30 KNOTS DECREASING TO 25 KNOTS EARLY IN THE MORNING. CHANCE OF
RAIN, LIGHT FREEZING RAIN AND SLIGHT CHANCE OF SNOW AFTER
MIDNIGHT. WAVES 4 TO 7 FEET. WAVES OCCASIONALLY TO 9 FEET.
TUESDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING NORTH WITH GUSTS TO AROUND 20 KNOTS IN THE
AFTERNOON. CHANCE OF RAIN AND LIGHT FREEZING RAIN IN THE MORNING.
SLIGHT CHANCE OF SNOW THROUGH THE DAY. SLIGHT CHANCE OF RAIN IN
THE AFTERNOON. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO 7 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ146-300400-
PORT WING TO SAND ISLAND WI-
522 PM CDT SUN MAR 29 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY EVENING...
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY THEN
BECOMING PARTLY CLOUDY LATE IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 TO 2 FEET.
MONDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. MOSTLY CLOUDY. WAVES 1 TO 2 FEET BUILDING TO 3 TO
5 FEET IN THE AFTERNOON.
MONDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO
30 KNOTS DECREASING TO 25 KNOTS EARLY IN THE MORNING. CHANCE OF
RAIN, LIGHT FREEZING RAIN AND SLIGHT CHANCE OF SNOW AFTER
MIDNIGHT. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO 8 FEET.
TUESDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING NORTH 10 KNOTS LATE IN THE AFTERNOON. CHANCE OF
RAIN IN THE MORNING. CHANCE OF LIGHT FREEZING RAIN AND SNOW
THROUGH THE DAY. SLIGHT CHANCE OF RAIN IN THE AFTERNOON. WAVES
3 TO 5 FEET. WAVES OCCASIONALLY TO 7 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ147-300400-
SAND ISLAND TO BAYFIELD WI-
522 PM CDT SUN MAR 29 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY EVENING...
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
MONDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. MOSTLY CLOUDY. WAVES 1 TO 2 FEET BUILDING TO 3 TO
5 FEET IN THE AFTERNOON.
MONDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO
30 KNOTS DECREASING TO 25 KNOTS AFTER MIDNIGHT. CHANCE OF RAIN
AND LIGHT FREEZING RAIN AFTER MIDNIGHT. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY TO 8 FEET.
TUESDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING NORTH 10 TO 15 KNOTS LATE IN THE AFTERNOON.
SNOW LIKELY AND CHANCE OF RAIN IN THE MORNING. LIGHT FREEZING
RAIN LIKELY THROUGH THE DAY. SLIGHT CHANCE OF SNOW IN THE
AFTERNOON. WAVES 3 TO 5 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ150-300400-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
522 PM CDT SUN MAR 29 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY EVENING...
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
MONDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. MOSTLY CLOUDY. WAVES 1 TO 2 FEET BUILDING TO 3 TO
5 FEET IN THE AFTERNOON. WAVES OCCASIONALLY TO 7 FEET.
MONDAY NIGHT
NORTHEAST WIND 20 TO 25 KNOTS WITH GUSTS TO
AROUND 30 KNOTS. CHANCE OF RAIN AND LIGHT FREEZING RAIN AFTER
MIDNIGHT. WAVES 4 TO 7 FEET. WAVES OCCASIONALLY TO 10 FEET.
TUESDAY
NORTHEAST WIND 20 TO 25 KNOTS BECOMING NORTH 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS LATE IN THE AFTERNOON.
LIGHT FREEZING RAIN, SNOW LIKELY AND CHANCE OF RAIN IN THE
MORNING, THEN SLIGHT CHANCE OF SNOW AND LIGHT FREEZING RAIN IN
THE AFTERNOON. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO 8 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ148-300400-
OAK POINT TO SAXON HARBOR WI-
522 PM CDT SUN MAR 29 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY EVENING...
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY EARLY IN
THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
MONDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS. MOSTLY CLOUDY. WAVES 1 TO 3 FEET BUILDING TO 3 TO
5 FEET IN THE AFTERNOON. WAVES OCCASIONALLY TO 7 FEET.
MONDAY NIGHT
NORTHEAST WIND 20 TO 25 KNOTS. GUSTS UP TO
30 KNOTS DECREASING TO 25 KNOTS AFTER MIDNIGHT. CHANCE OF RAIN
AND LIGHT FREEZING RAIN AFTER MIDNIGHT. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY TO 8 FEET.
TUESDAY
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 LIGHT FREEZING RAIN LIKELY IN
THE MORNING, THEN SLIGHT CHANCE OF RAIN, LIGHT FREEZING RAIN AND
SNOW IN THE AFTERNOON. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO
8 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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