466
FZUS53 KDLH 122308
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
607 PM CDT MON OCT 12 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.
LSZ140-131000-
GRAND PORTAGE TO GRAND MARAIS MN-
607 PM CDT MON OCT 12 2026
..GALE WARNING IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TONIGHT
NORTHEAST WIND 20 TO 25 KNOTS. GUSTS UP TO
35 KNOTS DECREASING TO 30 KNOTS TOWARD DAYBREAK. RAIN SHOWERS IN
THE EVENING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE NIGHT.
RAIN SHOWERS LIKELY AFTER MIDNIGHT. PATCHY FOG IN THE LATE
EVENING AND OVERNIGHT. WAVES 6 TO 9 FEET. WAVES OCCASIONALLY TO
12 FEET.
TUESDAY
NORTH WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING NORTHWEST 5 TO 10 KNOTS EARLY IN THE AFTERNOON,
THEN BECOMING WEST LATE IN THE AFTERNOON. SLIGHT CHANCE OF RAIN
SHOWERS IN THE MORNING. WAVES 4 TO 6 FEET SUBSIDING TO 1 TO
3 FEET. WAVES OCCASIONALLY TO 7 FEET. A SMALL CRAFT ADVISORY MAY
BE NEEDED.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 TO 2 FEET.
WEDNESDAY
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES
1 FOOT OR LESS.
LSZ141-131000-
GRAND MARAIS TO TACONITE HARBOR MN-
607 PM CDT MON OCT 12 2026
..GALE WARNING IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TONIGHT
NORTHEAST WIND 20 TO 25 KNOTS WITH GALES TO
AROUND 35 KNOTS EASING TO 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS TOWARD DAYBREAK. RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. PATCHY FOG LATE IN THE EVENING. WAVES 6 TO 9 FEET.
WAVES OCCASIONALLY TO 12 FEET.
TUESDAY
NORTH WIND 10 TO 15 KNOTS BECOMING WEST 5 KNOTS IN THE
AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS IN THE MORNING. WAVES
4 TO 6 FEET SUBSIDING TO 1 TO 3 FEET. WAVES OCCASIONALLY TO
7 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 TO 2 FEET.
WEDNESDAY
NORTHWEST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT
OR LESS.
LSZ142-131000-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
607 PM CDT MON OCT 12 2026
..GALE WARNING IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TONIGHT
NORTHEAST WIND 20 TO 25 KNOTS WITH GALES TO
AROUND 35 KNOTS EASING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS TOWARD DAYBREAK. PATCHY FOG UNTIL EARLY MORNING. RAIN
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. RAIN
SHOWERS LIKELY AFTER MIDNIGHT, THEN CHANCE OF RAIN SHOWERS TOWARD
DAYBREAK. WAVES 7 TO 10 FEET SUBSIDING TO 5 TO 8 FEET TOWARD
DAYBREAK. WAVES OCCASIONALLY TO 13 FEET.
TUESDAY
NORTH WIND 5 TO 10 KNOTS BECOMING WEST IN THE
AFTERNOON. MOSTLY CLOUDY. WAVES 4 TO 6 FEET SUBSIDING TO 2 TO
4 FEET IN THE AFTERNOON. WAVES OCCASIONALLY TO 8 FEET. A SMALL
CRAFT ADVISORY MAY BE NEEDED.
TUESDAY NIGHT
NORTHWEST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES
1 TO 3 FEET.
WEDNESDAY
NORTHWEST WIND 5 KNOTS BECOMING WEST LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ143-131000-
SILVER BAY HARBOR TO TWO HARBORS MN-
607 PM CDT MON OCT 12 2026
..GALE WARNING IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TONIGHT
NORTHEAST WIND 20 TO 25 KNOTS. GUSTS UP TO
35 KNOTS DECREASING TO 30 KNOTS TOWARD DAYBREAK. PATCHY FOG UNTIL
EARLY MORNING. RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING. CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 8 TO
11 FEET SUBSIDING TO 5 TO 8 FEET TOWARD DAYBREAK. WAVES
OCCASIONALLY TO 14 FEET.
TUESDAY
NORTH WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING WEST IN THE AFTERNOON. MOSTLY CLOUDY. WAVES 4 TO 6 FEET
SUBSIDING TO 2 TO 4 FEET IN THE AFTERNOON. WAVES OCCASIONALLY TO
8 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY IN
THE EVENING THEN BECOMING PARTLY CLOUDY. WAVES 1 TO 3 FEET.
WEDNESDAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTHWEST LATE IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ144-131000-
TWO HARBORS TO DULUTH MN-
607 PM CDT MON OCT 12 2026
..GALE WARNING IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TONIGHT
NORTHEAST WIND UP TO 30 KNOTS EASING TO 15 TO
20 KNOTS TOWARD DAYBREAK. GUSTS UP TO 35 KNOTS DECREASING TO
25 KNOTS TOWARD DAYBREAK. RAIN SHOWERS LIKELY AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE EVENING. CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT, THEN SLIGHT CHANCE OF RAIN SHOWERS AND DRIZZLE TOWARD
DAYBREAK. PATCHY FOG IN THE LATE EVENING AND EARLY MORNING. WAVES
7 TO 10 FEET SUBSIDING TO 5 TO 8 FEET TOWARD DAYBREAK. WAVES
OCCASIONALLY TO 14 FEET.
TUESDAY
NORTH WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING WEST IN THE AFTERNOON. MOSTLY CLOUDY. WAVES 4 TO 6 FEET
SUBSIDING TO 2 TO 4 FEET IN THE AFTERNOON. WAVES OCCASIONALLY TO
8 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 TO 2 FEET.
WEDNESDAY
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
LSZ145-131000-
DULUTH MN TO PORT WING WI-
607 PM CDT MON OCT 12 2026
..GALE WARNING IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TONIGHT
NORTHEAST WIND UP TO 30 KNOTS WITH GALES TO
AROUND 40 KNOTS EASING TO 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS TOWARD DAYBREAK. RAIN SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS IN THE EVENING. CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT, THEN SLIGHT CHANCE OF RAIN SHOWERS TOWARD DAYBREAK.
PATCHY FOG LATE IN THE EVENING. WAVES 7 TO 10 FEET SUBSIDING TO
5 TO 8 FEET TOWARD DAYBREAK. WAVES OCCASIONALLY TO 13 FEET.
TUESDAY
NORTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING WEST 5 KNOTS IN THE AFTERNOON. MOSTLY CLOUDY.
WAVES 4 TO 6 FEET SUBSIDING TO 1 TO 3 FEET. WAVES OCCASIONALLY TO
8 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 TO 2 FEET.
WEDNESDAY
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
LSZ146-131000-
PORT WING TO SAND ISLAND WI-
607 PM CDT MON OCT 12 2026
..GALE WARNING IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TONIGHT
NORTHEAST WIND 20 TO 25 KNOTS. GUSTS UP TO
35 KNOTS DECREASING TO 30 KNOTS TOWARD DAYBREAK. RAIN SHOWERS AND
CHANCE OF THUNDERSTORMS IN THE EVENING. RAIN SHOWERS LIKELY AND
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. PATCHY FOG IN THE
LATE EVENING AND EARLY MORNING. WAVES 7 TO 10 FEET. WAVES
OCCASIONALLY TO 13 FEET.
TUESDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING WEST 5 KNOTS IN THE AFTERNOON. MOSTLY CLOUDY.
WAVES 4 TO 6 FEET SUBSIDING TO 1 TO 3 FEET. WAVES OCCASIONALLY TO
8 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 TO 2 FEET.
WEDNESDAY
NORTHWEST WIND 5 TO 10 KNOTS UNTIL LATE AFTERNOON
BECOMING VARIABLE 10 KNOTS OR LESS. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
LSZ147-131000-
SAND ISLAND TO BAYFIELD WI-
607 PM CDT MON OCT 12 2026
..GALE WARNING IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TONIGHT
NORTHEAST WIND 20 TO 25 KNOTS. GUSTS UP TO
35 KNOTS DECREASING TO 30 KNOTS TOWARD DAYBREAK. RAIN SHOWERS AND
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS LIKELY
AND SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. PATCHY FOG
LATE IN THE EVENING. WAVES 7 TO 10 FEET. WAVES OCCASIONALLY TO
13 FEET.
TUESDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING NORTHWEST 5 KNOTS EARLY IN THE AFTERNOON, THEN
BECOMING WEST LATE IN THE AFTERNOON. MOSTLY CLOUDY. WAVES 4 TO
7 FEET SUBSIDING TO 1 TO 3 FEET. WAVES OCCASIONALLY TO 9 FEET. A
SMALL CRAFT ADVISORY MAY BE NEEDED.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY IN
THE EVENING THEN BECOMING PARTLY CLOUDY. WAVES 1 TO 2 FEET.
WEDNESDAY
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
LSZ150-131000-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
607 PM CDT MON OCT 12 2026
..GALE WARNING IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TONIGHT
NORTHEAST WIND UP TO 30 KNOTS WITH GALES TO
AROUND 35 KNOTS EASING TO 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS TOWARD DAYBREAK. RAIN SHOWERS AND CHANCE OF
THUNDERSTORMS IN THE EVENING. RAIN SHOWERS LIKELY AND SLIGHT
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. PATCHY FOG IN THE LATE
EVENING AND EARLY MORNING. WAVES 8 TO 11 FEET. WAVES OCCASIONALLY
TO 15 FEET.
TUESDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING NORTH 5 TO 10 KNOTS EARLY IN THE AFTERNOON,
THEN BECOMING WEST LATE IN THE AFTERNOON. MOSTLY CLOUDY. WAVES
5 TO 8 FEET SUBSIDING TO 3 TO 5 FEET IN THE AFTERNOON. WAVES
OCCASIONALLY TO 10 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY IN
THE EVENING THEN BECOMING PARTLY CLOUDY. WAVES 1 TO 3 FEET.
WEDNESDAY
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
1 TO 2 FEET.
LSZ121-131000-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
607 PM CDT MON OCT 12 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO
30 KNOTS DECREASING TO 20 KNOTS. RAIN SHOWERS IN THE EVENING.
CHANCE OF THUNDERSTORMS THROUGH THE NIGHT. CHANCE OF RAIN SHOWERS
AFTER MIDNIGHT. PATCHY FOG LATE IN THE EVENING. WAVES 1 TO
3 FEET.
TUESDAY
NORTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING NORTHWEST 5 KNOTS EARLY IN THE AFTERNOON, THEN
BECOMING WEST LATE IN THE AFTERNOON. MOSTLY CLOUDY. WAVES 1 TO
2 FEET.
TUESDAY NIGHT
VARIABLE WINDS 10 KNOTS OR LESS BECOMING
NORTHWEST 5 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTHWEST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT
OR LESS.
LSZ148-131000-
OAK POINT TO SAXON HARBOR WI-
607 PM CDT MON OCT 12 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO
30 KNOTS DECREASING TO 25 KNOTS AFTER MIDNIGHT. RAIN SHOWERS IN
THE EVENING. CHANCE OF THUNDERSTORMS THROUGH THE NIGHT. RAIN
SHOWERS LIKELY AFTER MIDNIGHT. PATCHY FOG LATE IN THE EVENING.
WAVES 6 TO 9 FEET. WAVES OCCASIONALLY TO 12 FEET.
TUESDAY
NORTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS EASING TO 5 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING
WEST LATE IN THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS IN THE
MORNING. WAVES 4 TO 7 FEET SUBSIDING TO 3 TO 5 FEET IN THE
AFTERNOON. WAVES OCCASIONALLY TO 9 FEET. A SMALL CRAFT ADVISORY
MAY BE NEEDED.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 TO 3 FEET.
WEDNESDAY
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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