974
FZUS53 KDLH 231823
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
123 PM CDT FRI OCT 23 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.
LSZ140-232200-
GRAND PORTAGE TO GRAND MARAIS MN-
123 PM CDT FRI OCT 23 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 1 AM CDT SATURDAY
REST OF TODAY
EAST WIND 5 KNOTS. AREAS OF DENSE FOG EARLY IN
THE AFTERNOON, THEN PATCHY DENSE FOG LATE. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS AFTER MIDNIGHT. WIDESPREAD
DENSE FOG IN THE EVENING, THEN PATCHY DENSE FOG AFTER MIDNIGHT.
SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
SATURDAY
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING SOUTHWEST WITH GUSTS TO AROUND 25 KNOTS IN THE
AFTERNOON. PATCHY FOG IN THE MORNING. CHANCE OF RAIN SHOWERS IN
THE AFTERNOON. WAVES 3 TO 5 FEET. A SMALL CRAFT ADVISORY MAY BE
NEEDED.
SATURDAY NIGHT
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS EASING TO 5 TO 10 KNOTS AFTER MIDNIGHT. CHANCE OF RAIN
SHOWERS IN THE EVENING. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
2 FEET EARLY IN THE MORNING. A SMALL CRAFT ADVISORY MAY BE
NEEDED.
LSZ141-232200-
GRAND MARAIS TO TACONITE HARBOR MN-
123 PM CDT FRI OCT 23 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 1 AM CDT SATURDAY
REST OF TODAY
EAST WIND 5 KNOTS. WIDESPREAD DENSE FOG. WAVES
1 FOOT OR LESS.
TONIGHT
EAST WIND 5 TO 10 KNOTS. WIDESPREAD DENSE FOG IN THE
EVENING, THEN PATCHY DENSE FOG AFTER MIDNIGHT. CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
SATURDAY
EAST WIND 10 TO 15 KNOTS BECOMING SOUTHWEST 5 TO
10 KNOTS WITH GUSTS TO AROUND 20 KNOTS LATE IN THE AFTERNOON.
PATCHY FOG IN THE MORNING. RAIN SHOWERS LIKELY IN THE AFTERNOON.
WAVES 1 TO 2 FEET BUILDING TO 1 TO 3 FEET IN THE LATE MORNING AND
AFTERNOON.
SATURDAY NIGHT
WEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING NORTHWEST AFTER MIDNIGHT. CHANCE OF RAIN
SHOWERS IN THE EVENING. WAVES 1 TO 3 FEET.
LSZ142-232200-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
123 PM CDT FRI OCT 23 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 1 AM CDT SATURDAY
REST OF TODAY
NORTHEAST WIND 5 KNOTS. WIDESPREAD DENSE FOG.
WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. WIDESPREAD DENSE FOG IN
THE EVENING, THEN PATCHY DENSE FOG AFTER MIDNIGHT. SLIGHT CHANCE
OF RAIN SHOWERS IN THE EVENING, THEN CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
SATURDAY
EAST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS IN THE AFTERNOON. RAIN
SHOWERS LIKELY IN THE AFTERNOON. WAVES 1 TO 2 FEET BUILDING TO
1 TO 3 FEET IN THE AFTERNOON.
SATURDAY NIGHT
WEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST IN
THE LATE EVENING AND OVERNIGHT. CHANCE OF RAIN SHOWERS IN THE
EVENING. WAVES 1 TO 2 FEET.
LSZ143-232200-
SILVER BAY HARBOR TO TWO HARBORS MN-
123 PM CDT FRI OCT 23 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 1 AM CDT SATURDAY
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. WIDESPREAD DENSE
FOG. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. WIDESPREAD DENSE FOG IN
THE EVENING. CHANCE OF RAIN SHOWERS THROUGH THE NIGHT. WAVES 1 TO
2 FEET.
SATURDAY
SOUTHEAST WIND 10 TO 15 KNOTS BECOMING SOUTHWEST 5 TO
10 KNOTS LATE IN THE AFTERNOON. GUSTS UP TO 20 KNOTS. RAIN
SHOWERS LIKELY IN THE AFTERNOON. WAVES 1 TO 2 FEET BUILDING TO
1 TO 3 FEET IN THE LATE MORNING AND AFTERNOON.
SATURDAY NIGHT
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. CHANCE OF RAIN SHOWERS IN THE EVENING.
WAVES 1 TO 2 FEET.
LSZ144-232200-
TWO HARBORS TO DULUTH MN-
123 PM CDT FRI OCT 23 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY DENSE FOG.
WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 TO 10 KNOTS RISING TO 10 TO 15 KNOTS WITH
GUSTS TO AROUND 20 KNOTS EARLY IN THE MORNING. WIDESPREAD DENSE
FOG IN THE EVENING. CHANCE OF RAIN SHOWERS IN THE EVENING, THEN
SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
SATURDAY
SOUTHEAST WIND 10 TO 15 KNOTS BECOMING WEST LATE IN
THE AFTERNOON. GUSTS UP TO 20 KNOTS. RAIN SHOWERS LIKELY IN THE
AFTERNOON. WAVES 1 TO 3 FEET.
SATURDAY NIGHT
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. CHANCE OF RAIN SHOWERS IN THE EVENING.
WAVES 1 TO 2 FEET.
LSZ145-232200-
DULUTH MN TO PORT WING WI-
123 PM CDT FRI OCT 23 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY DENSE FOG
THROUGH THE DAY. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHEAST WITH GUSTS TO AROUND 25 KNOTS EARLY IN THE
MORNING. PATCHY DENSE FOG IN THE EVENING. CHANCE OF RAIN SHOWERS
IN THE EVENING. SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT.
WAVES 1 TO 2 FEET.
SATURDAY
SOUTH WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING SOUTHWEST 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS IN THE AFTERNOON. CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. WAVES 1 TO 3 FEET.
SATURDAY NIGHT
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. CHANCE OF RAIN SHOWERS IN THE EVENING.
WAVES 1 TO 2 FEET.
LSZ146-232200-
PORT WING TO SAND ISLAND WI-
123 PM CDT FRI OCT 23 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY DENSE FOG
THROUGH THE DAY. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH 10 TO 15 KNOTS
WITH GUSTS TO AROUND 25 KNOTS EARLY IN THE MORNING. PATCHY DENSE
FOG IN THE EVENING. SLIGHT CHANCE OF RAIN SHOWERS THROUGH THE
NIGHT. WAVES 1 TO 2 FEET.
SATURDAY
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING SOUTHWEST WITH GUSTS TO AROUND 25 KNOTS IN THE
AFTERNOON. CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES 1 TO
3 FEET.
SATURDAY NIGHT
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. CHANCE OF RAIN SHOWERS IN THE EVENING.
WAVES 1 TO 2 FEET.
LSZ147-232200-
SAND ISLAND TO BAYFIELD WI-
123 PM CDT FRI OCT 23 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TODAY
NORTHEAST WIND 5 KNOTS. PATCHY DENSE FOG. WAVES
1 FOOT OR LESS.
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTH WITH GUSTS
TO AROUND 20 KNOTS EARLY IN THE MORNING. PATCHY DENSE FOG IN THE
EVENING. SLIGHT CHANCE OF RAIN SHOWERS THROUGH THE NIGHT. WAVES
1 FOOT OR LESS.
SATURDAY
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING SOUTHWEST WITH GUSTS TO AROUND 20 KNOTS LATE IN
THE AFTERNOON. CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES
1 TO 2 FEET.
SATURDAY NIGHT
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. CHANCE OF RAIN SHOWERS IN THE EVENING.
WAVES 1 TO 2 FEET.
LSZ150-232200-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
123 PM CDT FRI OCT 23 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TODAY
NORTHEAST WIND 5 KNOTS. WIDESPREAD DENSE FOG
THROUGH THE DAY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTH 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS AFTER MIDNIGHT. PATCHY
DENSE FOG IN THE EVENING. SLIGHT CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. WAVES 1 TO 2 FEET.
SATURDAY
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING SOUTHWEST WITH GUSTS TO AROUND 20 KNOTS LATE IN
THE AFTERNOON. CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES
1 TO 2 FEET BUILDING TO 1 TO 3 FEET IN THE LATE MORNING AND
AFTERNOON.
SATURDAY NIGHT
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. CHANCE OF RAIN SHOWERS IN THE EVENING.
WAVES 1 TO 2 FEET.
LSZ121-232200-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
123 PM CDT FRI OCT 23 2026
REST OF TODAY
NORTHEAST WIND 5 KNOTS BECOMING EAST LATE.
PARTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH WITH GUSTS TO
AROUND 20 KNOTS IN THE LATE EVENING AND OVERNIGHT. PATCHY FOG IN
THE EVENING. SLIGHT CHANCE OF RAIN SHOWERS THROUGH THE NIGHT.
WAVES 1 FOOT OR LESS.
SATURDAY
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS. CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES 1 TO
2 FEET.
SATURDAY NIGHT
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. CHANCE OF RAIN SHOWERS IN THE EVENING.
WAVES 1 FOOT OR LESS.
LSZ148-232200-
OAK POINT TO SAXON HARBOR WI-
123 PM CDT FRI OCT 23 2026
REST OF TODAY
NORTHEAST WIND 5 KNOTS BECOMING EAST LATE.
PATCHY FOG EARLY IN THE AFTERNOON, THEN WIDESPREAD DENSE FOG
LATE. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTH WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
SATURDAY
SOUTH WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS LATE IN THE MORNING, THEN DECREASING TO
25 KNOTS IN THE AFTERNOON. CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
WEST WIND 5 TO 10 KNOTS. CHANCE OF RAIN SHOWERS
IN THE EVENING. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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