423
FZUS53 KDLH 282127
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
427 PM CDT SAT MAR 28 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.
LSZ140-290400-
GRAND PORTAGE TO GRAND MARAIS MN-
427 PM CDT SAT MAR 28 2026
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING NORTHEAST IN THE
LATE EVENING AND OVERNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
SUNDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING NORTH AFTER
MIDNIGHT. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
LATE IN THE AFTERNOON. SLIGHT CHANCE OF SNOW IN THE AFTERNOON.
WAVES 1 FOOT OR LESS BUILDING TO 1 TO 3 FEET LATE IN THE
AFTERNOON.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ141-290400-
GRAND MARAIS TO TACONITE HARBOR MN-
427 PM CDT SAT MAR 28 2026
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING NORTHEAST IN THE LATE
EVENING AND OVERNIGHT. PARTLY CLOUDY UNTIL EARLY MORNING THEN
BECOMING MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
SUNDAY
EAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES 1 TO
3 FEET.
SUNDAY NIGHT
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 15 TO 20 KNOTS. SLIGHT CHANCE OF SNOW
AND LIGHT FREEZING RAIN IN THE AFTERNOON. WAVES 1 TO 2 FEET
BUILDING TO 2 TO 4 FEET LATE IN THE AFTERNOON.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ142-290400-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
427 PM CDT SAT MAR 28 2026
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING NORTHEAST IN THE LATE
EVENING AND OVERNIGHT. PARTLY CLOUDY UNTIL EARLY MORNING THEN
BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS. PARTLY SUNNY. WAVES 1 TO
3 FEET.
SUNDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY IN
THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
MONDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. SLIGHT CHANCE OF RAIN AND SNOW IN THE AFTERNOON. WAVES
1 TO 2 FEET BUILDING TO 2 TO 4 FEET LATE IN THE AFTERNOON.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ143-290400-
SILVER BAY HARBOR TO TWO HARBORS MN-
427 PM CDT SAT MAR 28 2026
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. PARTLY CLOUDY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE LATE MORNING AND AFTERNOON. PARTLY SUNNY. WAVES 1 TO 3 FEET.
SUNDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY IN
THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
MONDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. SLIGHT CHANCE OF RAIN AND SNOW IN THE AFTERNOON. WAVES
1 TO 3 FEET BUILDING TO 2 TO 4 FEET LATE IN THE AFTERNOON. A
SMALL CRAFT ADVISORY MAY BE NEEDED.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ144-290400-
TWO HARBORS TO DULUTH MN-
427 PM CDT SAT MAR 28 2026
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. MOSTLY CLEAR IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE LATE MORNING AND AFTERNOON. MOSTLY CLOUDY IN THE MORNING THEN
BECOMING MOSTLY SUNNY. WAVES 1 TO 3 FEET.
SUNDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY IN
THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
MONDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. SLIGHT CHANCE OF RAIN IN THE AFTERNOON. WAVES 1 TO
2 FEET BUILDING TO 3 TO 5 FEET IN THE AFTERNOON. A SMALL CRAFT
ADVISORY MAY BE NEEDED.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ145-290400-
DULUTH MN TO PORT WING WI-
427 PM CDT SAT MAR 28 2026
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING NORTHEAST IN THE LATE
EVENING AND OVERNIGHT. PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE LATE MORNING AND AFTERNOON. MOSTLY CLOUDY IN THE MORNING THEN
BECOMING MOSTLY SUNNY. WAVES 1 TO 2 FEET BUILDING TO 1 TO 3 FEET
IN THE AFTERNOON.
SUNDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY IN
THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
MONDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. SLIGHT CHANCE OF RAIN IN THE AFTERNOON. WAVES 1 TO
2 FEET BUILDING TO 3 TO 5 FEET IN THE AFTERNOON. A SMALL CRAFT
ADVISORY MAY BE NEEDED.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ146-290400-
PORT WING TO SAND ISLAND WI-
427 PM CDT SAT MAR 28 2026
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING NORTHEAST IN THE LATE
EVENING AND OVERNIGHT. PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. PARTLY SUNNY. WAVES 1 TO 3 FEET.
SUNDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY IN
THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
MONDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. SLIGHT CHANCE OF RAIN IN THE AFTERNOON. WAVES 1 TO
3 FEET BUILDING TO 2 TO 4 FEET LATE IN THE AFTERNOON. A SMALL
CRAFT ADVISORY MAY BE NEEDED.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ147-290400-
SAND ISLAND TO BAYFIELD WI-
427 PM CDT SAT MAR 28 2026
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING NORTHEAST AFTER
MIDNIGHT. MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE LATE
EVENING AND EARLY MORNING THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO
2 FEET.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS. PARTLY SUNNY. WAVES 1 TO
2 FEET.
SUNDAY NIGHT
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 1 TO
3 FEET LATE IN THE AFTERNOON.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ150-290400-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
427 PM CDT SAT MAR 28 2026
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING NORTHEAST 10 TO
15 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY THEN BECOMING PARTLY
CLOUDY IN THE LATE EVENING AND EARLY MORNING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 TO 2 FEET.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. PARTLY SUNNY. WAVES 1 TO 3 FEET.
SUNDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. PARTLY CLOUDY IN
THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
MONDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. SLIGHT CHANCE OF LIGHT FREEZING RAIN IN THE AFTERNOON.
WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET LATE IN THE AFTERNOON.
A SMALL CRAFT ADVISORY MAY BE NEEDED.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ148-290400-
OAK POINT TO SAXON HARBOR WI-
427 PM CDT SAT MAR 28 2026
TONIGHT
SOUTH WIND 5 TO 10 KNOTS BECOMING SOUTHWEST LATE IN
THE EVENING, THEN BECOMING NORTHWEST AFTER MIDNIGHT BECOMING
NORTHEAST LATE IN THE NIGHT. PARTLY CLOUDY UNTIL EARLY MORNING
THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS. MOSTLY CLOUDY IN THE
MORNING THEN BECOMING MOSTLY SUNNY. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
NORTH 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 2 TO
4 FEET LATE IN THE AFTERNOON.
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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