085
FZUS53 KDLH 181815
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
115 PM CDT FRI SEP 18 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.
LSZ140-182200-
GRAND PORTAGE TO GRAND MARAIS MN-
115 PM CDT FRI SEP 18 2026
REST OF TODAY
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
TONIGHT
EAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS EARLY
IN THE EVENING. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
SATURDAY
EAST WIND 5 KNOTS. PARTLY SUNNY. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTH LATE IN
THE EVENING, THEN RISING TO 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
LSZ141-182200-
GRAND MARAIS TO TACONITE HARBOR MN-
115 PM CDT FRI SEP 18 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TODAY
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS EASING TO 5 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY.
WAVES 1 TO 3 FEET.
SATURDAY
EAST WIND 5 KNOTS. PARTLY SUNNY. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
NORTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. WAVES 1 FOOT OR LESS.
LSZ142-182200-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
115 PM CDT FRI SEP 18 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TODAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE EVENING. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES
1 TO 2 FEET.
SATURDAY NIGHT
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTH
5 TO 10 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ143-182200-
SILVER BAY HARBOR TO TWO HARBORS MN-
115 PM CDT FRI SEP 18 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TODAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 25 KNOTS. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
MOSTLY CLOUDY. WAVES 1 TO 3 FEET SUBSIDING TO 1 TO 2 FEET EARLY
IN THE MORNING.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE LATE MORNING AND AFTERNOON. PARTLY SUNNY. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR
LESS.
LSZ144-182200-
TWO HARBORS TO DULUTH MN-
115 PM CDT FRI SEP 18 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TODAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 25 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS THROUGH THE DAY.
WAVES 2 TO 4 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
SLIGHT CHANCE OF RAIN SHOWERS IN THE EVENING. SLIGHT CHANCE OF
DRIZZLE THROUGH THE NIGHT. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
3 FEET AFTER MIDNIGHT.
SATURDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
IN THE LATE MORNING AND AFTERNOON. PATCHY FOG IN THE MORNING.
WAVES 1 TO 2 FEET.
SATURDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
LSZ145-182200-
DULUTH MN TO PORT WING WI-
115 PM CDT FRI SEP 18 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TODAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS THROUGH THE DAY.
WAVES 2 TO 4 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE EVENING. CHANCE OF RAIN SHOWERS IN THE EVENING. SLIGHT CHANCE
OF DRIZZLE THROUGH THE NIGHT. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
3 FEET AFTER MIDNIGHT.
SATURDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
IN THE LATE MORNING AND AFTERNOON. PATCHY FOG IN THE MORNING.
WAVES 1 TO 2 FEET.
SATURDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
LSZ146-182200-
PORT WING TO SAND ISLAND WI-
115 PM CDT FRI SEP 18 2026
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS LATE. SLIGHT CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET.
TONIGHT
EAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS EARLY IN
THE EVENING. SLIGHT CHANCE OF DRIZZLE IN THE EVENING. WAVES 1 TO
3 FEET.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. PARTLY SUNNY. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ147-182200-
SAND ISLAND TO BAYFIELD WI-
115 PM CDT FRI SEP 18 2026
REST OF TODAY
EAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
LATE. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
TONIGHT
EAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS EARLY IN
THE EVENING. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
SATURDAY
EAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT
OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 KNOTS RISING TO 10 TO 15 KNOTS
WITH GUSTS TO AROUND 20 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT OR
LESS.
LSZ150-182200-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
115 PM CDT FRI SEP 18 2026
REST OF TODAY
EAST WIND 10 TO 15 KNOTS EASING TO 10 KNOTS
LATE. GUSTS UP TO 20 KNOTS. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
TONIGHT
EAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS EARLY IN
THE EVENING. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
SATURDAY
EAST WIND 5 TO 10 KNOTS BECOMING NORTHEAST LATE IN
THE AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 25 KNOTS. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
LSZ121-182200-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
115 PM CDT FRI SEP 18 2026
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF
RAIN SHOWERS. WAVES 1 TO 3 FEET.
TONIGHT
EAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES 1 TO
3 FEET.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES
1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 KNOTS RISING TO 5 TO 10 KNOTS
AFTER MIDNIGHT. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ148-182200-
OAK POINT TO SAXON HARBOR WI-
115 PM CDT FRI SEP 18 2026
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF
RAIN SHOWERS LATE. WAVES 1 TO 3 FEET.
TONIGHT
EAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES 1 TO
3 FEET.
SATURDAY
EAST WIND 5 KNOTS BECOMING NORTHEAST IN THE
AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR
LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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