739
FZUS53 KDLH 250853
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
353 AM CDT FRI SEP 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-
353 AM CDT FRI SEP 25 2026
TODAY
SOUTHWEST WIND 5 KNOTS. MOSTLY CLOUDY EARLY IN THE
MORNING THEN BECOMING MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 KNOTS BECOMING NORTHEAST AFTER MIDNIGHT.
PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
EAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 TO
2 FEET.
SATURDAY NIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH EARLY IN
THE MORNING. CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 TO
2 FEET.
LSZ141-251600-
GRAND MARAIS TO TACONITE HARBOR MN-
353 AM CDT FRI SEP 25 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTHWEST
5 KNOTS IN THE LATE MORNING AND EARLY AFTERNOON, THEN BECOMING
SOUTHEAST LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
SATURDAY
EAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 TO
2 FEET.
SATURDAY NIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH EARLY IN
THE MORNING. CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 TO
2 FEET.
LSZ142-251600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
353 AM CDT FRI SEP 25 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST
5 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING EAST LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT OR
LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES
1 TO 2 FEET.
SATURDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST
AFTER MIDNIGHT. SLIGHT CHANCE OF RAIN SHOWERS IN THE EVENING,
THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
LSZ143-251600-
SILVER BAY HARBOR TO TWO HARBORS MN-
353 AM CDT FRI SEP 25 2026
TODAY
SOUTH WIND 5 KNOTS EARLY IN THE MORNING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING EAST 5 TO 10 KNOTS IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. PARTLY SUNNY. WAVES 1 TO 3 FEET.
SATURDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST
AFTER MIDNIGHT. SLIGHT CHANCE OF RAIN SHOWERS IN THE EVENING,
THEN CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
LSZ144-251600-
TWO HARBORS TO DULUTH MN-
353 AM CDT FRI SEP 25 2026
TODAY
EAST WIND 5 TO 10 KNOTS. PATCHY FOG EARLY IN THE
MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. PARTLY SUNNY. WAVES 1 TO 3 FEET.
SATURDAY NIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST
AFTER MIDNIGHT. CHANCE OF RAIN SHOWERS IN THE EVENING, THEN RAIN
SHOWERS LIKELY AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
LSZ145-251600-
DULUTH MN TO PORT WING WI-
353 AM CDT FRI SEP 25 2026
TODAY
SOUTHEAST WIND 5 KNOTS BECOMING NORTHEAST IN THE
AFTERNOON. PATCHY FOG EARLY IN THE MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
EAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 TO
2 FEET.
SATURDAY NIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH AFTER
MIDNIGHT. CHANCE OF RAIN SHOWERS. WAVES 1 TO 2 FEET.
LSZ146-251600-
PORT WING TO SAND ISLAND WI-
353 AM CDT FRI SEP 25 2026
TODAY
SOUTH WIND 5 KNOTS EARLY IN THE MORNING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING NORTHEAST 5 TO 10 KNOTS
IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT
OR LESS.
SATURDAY
EAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 TO
2 FEET.
SATURDAY NIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST IN
THE LATE EVENING AND OVERNIGHT. SLIGHT CHANCE OF RAIN SHOWERS IN
THE EVENING, THEN CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES
1 TO 2 FEET.
LSZ147-251600-
SAND ISLAND TO BAYFIELD WI-
353 AM CDT FRI SEP 25 2026
TODAY
SOUTH WIND 5 KNOTS BECOMING NORTHEAST IN THE AFTERNOON.
SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT OR
LESS.
SATURDAY
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING EAST LATE IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH IN THE
LATE EVENING AND OVERNIGHT. CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. WAVES 1 TO 2 FEET.
LSZ150-251600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
353 AM CDT FRI SEP 25 2026
TODAY
SOUTHWEST WIND 5 KNOTS BECOMING NORTHEAST IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT
OR LESS.
SATURDAY
SOUTHEAST WIND 5 KNOTS BECOMING EAST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH IN THE
LATE EVENING AND OVERNIGHT. CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. WAVES 1 TO 2 FEET.
LSZ121-251600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
353 AM CDT FRI SEP 25 2026
TODAY
SOUTH WIND 5 KNOTS BECOMING NORTHEAST IN THE AFTERNOON.
SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTH EARLY IN
THE MORNING. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
SOUTH WIND 5 KNOTS BECOMING EAST IN THE AFTERNOON.
MOSTLY SUNNY. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH IN THE
LATE EVENING AND OVERNIGHT. CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. WAVES 1 TO 2 FEET.
LSZ148-251600-
OAK POINT TO SAXON HARBOR WI-
353 AM CDT FRI SEP 25 2026
TODAY
SOUTHWEST WIND 5 KNOTS BECOMING NORTHEAST IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH EARLY IN THE
MORNING. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
SOUTH WIND 5 KNOTS BECOMING EAST IN THE AFTERNOON.
MOSTLY SUNNY. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH IN THE
LATE EVENING AND OVERNIGHT. CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. WAVES 1 TO 2 FEET.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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