285
FZUS53 KDLH 251000
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
500 AM CDT SAT APR 25 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.
LSZ140-251600-
GRAND PORTAGE TO GRAND MARAIS MN-
500 AM CDT SAT APR 25 2026
TODAY
NORTH WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE
MORNING, THEN BECOMING SOUTH IN THE AFTERNOON. MOSTLY SUNNY.
WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHEAST WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
EVENING AND OVERNIGHT. SLIGHT CHANCE OF RAIN AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
SUNDAY
NORTHEAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN
THROUGH THE DAY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
LSZ141-251600-
GRAND MARAIS TO TACONITE HARBOR MN-
500 AM CDT SAT APR 25 2026
TODAY
NORTHEAST WIND 5 KNOTS BECOMING SOUTHEAST IN THE LATE
MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 KNOTS BECOMING NORTHEAST AFTER MIDNIGHT.
SLIGHT CHANCE OF RAIN IN THE EVENING, THEN CHANCE OF RAIN AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
SUNDAY
EAST WIND 5 TO 10 KNOTS. CHANCE OF RAIN THROUGH THE
DAY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY CLOUDY. WAVES
1 TO 2 FEET.
LSZ142-251600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
500 AM CDT SAT APR 25 2026
TODAY
NORTHEAST WIND 5 KNOTS BECOMING EAST IN THE LATE MORNING
AND AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN IN THE
EVENING, THEN CHANCE OF RAIN AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
SUNDAY
NORTHEAST WIND 5 TO 10 KNOTS. CHANCE OF RAIN THROUGH
THE DAY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
LSZ143-251600-
SILVER BAY HARBOR TO TWO HARBORS MN-
500 AM CDT SAT APR 25 2026
TODAY
NORTHEAST WIND 5 KNOTS BECOMING EAST IN THE LATE MORNING
AND AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN IN THE
EVENING, THEN CHANCE OF RAIN AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
SUNDAY
NORTHEAST WIND 5 TO 10 KNOTS. CHANCE OF RAIN THROUGH
THE DAY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS IN THE LATE EVENING AND OVERNIGHT. SLIGHT CHANCE OF RAIN
AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
LSZ144-251600-
TWO HARBORS TO DULUTH MN-
500 AM CDT SAT APR 25 2026
TODAY
NORTHEAST WIND 5 KNOTS BECOMING EAST IN THE LATE MORNING
AND AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN IN THE
EVENING, THEN CHANCE OF RAIN AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
SUNDAY
NORTHEAST WIND 5 TO 10 KNOTS. CHANCE OF RAIN THROUGH
THE DAY. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS IN THE LATE EVENING AND OVERNIGHT. SLIGHT CHANCE OF RAIN
AFTER MIDNIGHT. WAVES 1 TO 2 FEET BUILDING TO 1 TO 3 FEET EARLY
IN THE MORNING.
LSZ145-251600-
DULUTH MN TO PORT WING WI-
500 AM CDT SAT APR 25 2026
TODAY
NORTHEAST WIND 5 KNOTS. PARTLY SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN IN THE
EVENING, THEN CHANCE OF RAIN AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
SUNDAY
NORTHEAST WIND 5 TO 10 KNOTS. CHANCE OF RAIN THROUGH
THE DAY. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. WAVES 1 TO
2 FEET BUILDING TO 1 TO 3 FEET EARLY IN THE MORNING.
LSZ146-251600-
PORT WING TO SAND ISLAND WI-
500 AM CDT SAT APR 25 2026
TODAY
NORTHEAST WIND 5 KNOTS. PARTLY SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. CHANCE OF RAIN AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
SUNDAY
NORTHEAST WIND 5 TO 10 KNOTS. CHANCE OF RAIN THROUGH
THE DAY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE MORNING. SLIGHT CHANCE OF RAIN AFTER
MIDNIGHT. WAVES 1 TO 2 FEET.
LSZ147-251600-
SAND ISLAND TO BAYFIELD WI-
500 AM CDT SAT APR 25 2026
TODAY
EAST WIND 5 KNOTS EARLY IN THE MORNING BECOMING VARIABLE
10 KNOTS OR LESS, THEN BECOMING EAST 5 KNOTS IN THE AFTERNOON.
PARTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. CHANCE OF RAIN AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
SUNDAY
NORTHEAST WIND 5 TO 10 KNOTS. CHANCE OF RAIN IN THE
MORNING. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 TO 2 FEET.
LSZ150-251600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
500 AM CDT SAT APR 25 2026
TODAY
EAST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHEAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN
THROUGH THE DAY. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
EAST WIND 10 TO 15 KNOTS. MOSTLY CLOUDY. WAVES
1 TO 3 FEET.
LSZ121-251600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
500 AM CDT SAT APR 25 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS IN
THE LATE MORNING AND AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
SUNDAY
NORTH WIND 5 KNOTS BECOMING NORTHEAST IN THE AFTERNOON.
SLIGHT CHANCE OF RAIN THROUGH THE DAY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ148-251600-
OAK POINT TO SAXON HARBOR WI-
500 AM CDT SAT APR 25 2026
TODAY
NORTHEAST WIND 5 KNOTS. PARTLY SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTH AFTER MIDNIGHT,
THEN BECOMING NORTHEAST EARLY IN THE MORNING. MOSTLY CLOUDY.
WAVES 1 FOOT OR LESS.
SUNDAY
NORTH WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
MORNING AND AFTERNOON. SLIGHT CHANCE OF RAIN IN THE MORNING.
WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
EAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 TO 2 FEET.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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