569
FZUS53 KDLH 190745
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
245 AM CDT SUN OCT 19 2025
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.
LSZ140-191615-
GRAND PORTAGE TO GRAND MARAIS MN-
245 AM CDT SUN OCT 19 2025
TODAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. CHANCE OF SPRINKLES IN THE AFTERNOON. WAVES 1 TO
2 FEET.
TONIGHT
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN THE
EVENING. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTHEAST 15 TO
20 KNOTS WITH GUSTS TO AROUND 30 KNOTS IN THE LATE MORNING AND
AFTERNOON. CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES 1 TO
2 FEET BUILDING TO 2 TO 4 FEET LATE IN THE AFTERNOON.
MONDAY NIGHT
SOUTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 30 KNOTS BECOMING SOUTH 10 TO 15 KNOTS WITH GUSTS TO
AROUND 25 KNOTS EARLY IN THE MORNING. RAIN SHOWERS. WAVES 3 TO
5 FEET. WAVES OCCASIONALLY TO 7 FEET. A SMALL CRAFT ADVISORY MAY
BE NEEDED.
LSZ141-191615-
GRAND MARAIS TO TACONITE HARBOR MN-
245 AM CDT SUN OCT 19 2025
TODAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. CHANCE OF SPRINKLES IN THE LATE MORNING AND AFTERNOON.
WAVES 1 TO 2 FEET.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
EAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND 30 KNOTS.
RAIN SHOWERS LIKELY IN THE AFTERNOON. WAVES 1 TO 2 FEET BUILDING
TO 2 TO 4 FEET LATE IN THE AFTERNOON.
MONDAY NIGHT
SOUTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 25 KNOTS BECOMING WEST WITH GUSTS TO AROUND 20 KNOTS EARLY
IN THE MORNING. RAIN SHOWERS. WAVES 2 TO 4 FEET. A SMALL CRAFT
ADVISORY MAY BE NEEDED.
LSZ142-191615-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
245 AM CDT SUN OCT 19 2025
TODAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. CHANCE OF SPRINKLES IN THE LATE MORNING AND EARLY
AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
MONDAY
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS.
RAIN SHOWERS LIKELY IN THE AFTERNOON. WAVES 1 TO 3 FEET.
MONDAY NIGHT
SOUTHEAST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING WEST WITH GUSTS TO AROUND 20 KNOTS AFTER
MIDNIGHT. RAIN SHOWERS LIKELY. WAVES 1 TO 3 FEET.
LSZ143-191615-
SILVER BAY HARBOR TO TWO HARBORS MN-
245 AM CDT SUN OCT 19 2025
TODAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. SUNNY IN THE MORNING THEN BECOMING PARTLY SUNNY. WAVES
1 FOOT OR LESS.
TONIGHT
WEST WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
MONDAY
SOUTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS. RAIN SHOWERS LIKELY IN THE AFTERNOON. WAVES 1 TO
2 FEET.
MONDAY NIGHT
SOUTH WIND 5 TO 10 KNOTS BECOMING WEST 10 TO
15 KNOTS AFTER MIDNIGHT. GUSTS UP TO 25 KNOTS. RAIN SHOWERS.
WAVES 1 TO 2 FEET.
LSZ144-191615-
TWO HARBORS TO DULUTH MN-
245 AM CDT SUN OCT 19 2025
TODAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. SUNNY THEN BECOMING PARTLY SUNNY EARLY IN THE AFTERNOON
THEN BECOMING SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
WEST WIND 5 TO 10 KNOTS BECOMING SOUTH EARLY IN THE
MORNING. CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
MONDAY
SOUTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
RAIN SHOWERS LIKELY IN THE AFTERNOON. WAVES 1 TO 2 FEET.
MONDAY NIGHT
SOUTH WIND 10 TO 15 KNOTS BECOMING WEST 15 TO
20 KNOTS IN THE LATE EVENING AND OVERNIGHT. GUSTS UP TO 25 KNOTS.
RAIN SHOWERS LIKELY. WAVES 1 TO 3 FEET.
LSZ145-191615-
DULUTH MN TO PORT WING WI-
245 AM CDT SUN OCT 19 2025
TODAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. SUNNY THEN BECOMING PARTLY SUNNY EARLY IN THE AFTERNOON
THEN BECOMING SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
WEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTH EARLY IN THE MORNING. MOSTLY CLEAR. WAVES 1 TO
2 FEET.
MONDAY
SOUTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
RAIN SHOWERS LIKELY IN THE AFTERNOON. WAVES 1 TO 2 FEET.
MONDAY NIGHT
SOUTH WIND 10 TO 15 KNOTS BECOMING WEST 15 TO
20 KNOTS IN THE LATE EVENING AND OVERNIGHT. GUSTS UP TO 25 KNOTS.
RAIN SHOWERS LIKELY. WAVES 1 TO 2 FEET BUILDING TO 2 TO 4 FEET
AFTER MIDNIGHT.
LSZ146-191615-
PORT WING TO SAND ISLAND WI-
245 AM CDT SUN OCT 19 2025
TODAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. MOSTLY SUNNY. WAVES 1 TO 3 FEET.
TONIGHT
WEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTH EARLY IN THE MORNING. MOSTLY CLEAR. WAVES 1 TO
2 FEET.
MONDAY
SOUTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS. RAIN SHOWERS LIKELY IN THE AFTERNOON. WAVES 1 TO
2 FEET.
MONDAY NIGHT
SOUTH WIND 5 TO 10 KNOTS BECOMING WEST 10 TO
15 KNOTS EARLY IN THE MORNING. GUSTS UP TO 25 KNOTS. RAIN SHOWERS
LIKELY. WAVES 1 TO 2 FEET BUILDING TO 2 TO 4 FEET AFTER MIDNIGHT.
LSZ147-191615-
SAND ISLAND TO BAYFIELD WI-
245 AM CDT SUN OCT 19 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. MOSTLY SUNNY. WAVES 1 TO 3 FEET.
TONIGHT
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING WEST 5 KNOTS AFTER MIDNIGHT, THEN BECOMING
SOUTHWEST EARLY IN THE MORNING. MOSTLY CLEAR. WAVES 1 TO 3 FEET.
MONDAY
SOUTHEAST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS RISING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS
IN THE AFTERNOON. RAIN SHOWERS LIKELY IN THE AFTERNOON. WAVES
1 TO 2 FEET.
MONDAY NIGHT
SOUTH WIND 5 TO 10 KNOTS BECOMING WEST 10 TO
15 KNOTS AFTER MIDNIGHT. GUSTS UP TO 25 KNOTS. RAIN SHOWERS.
WAVES 1 TO 3 FEET.
LSZ150-191615-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
245 AM CDT SUN OCT 19 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY
NORTHWEST WIND 15 TO 20 KNOTS. PARTLY SUNNY. WAVES 2 TO
4 FEET.
TONIGHT
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHWEST 5 KNOTS EARLY IN THE MORNING. MOSTLY CLEAR.
WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET IN THE LATE EVENING
AND OVERNIGHT.
MONDAY
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHEAST WITH GUSTS TO AROUND 25 KNOTS IN THE
AFTERNOON. RAIN SHOWERS LIKELY IN THE AFTERNOON. WAVES 1 TO
2 FEET.
MONDAY NIGHT
SOUTH WIND 10 TO 15 KNOTS BECOMING SOUTHWEST
AFTER MIDNIGHT. GUSTS UP TO 25 KNOTS. RAIN SHOWERS LIKELY. WAVES
1 TO 3 FEET.
LSZ121-191615-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
245 AM CDT SUN OCT 19 2025
TODAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST AFTER
MIDNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
SOUTH WIND 5 TO 10 KNOTS BECOMING SOUTHEAST WITH GUSTS
TO AROUND 25 KNOTS IN THE AFTERNOON. RAIN SHOWERS LIKELY IN THE
AFTERNOON. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
SOUTH WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING WEST 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS AFTER MIDNIGHT. RAIN SHOWERS LIKELY IN THE EVENING, THEN
CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ148-191615-
OAK POINT TO SAXON HARBOR WI-
245 AM CDT SUN OCT 19 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. PARTLY SUNNY. WAVES 1 TO 3 FEET.
TONIGHT
WEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHWEST AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 1 TO
2 FEET.
MONDAY
SOUTH WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHEAST WITH GUSTS TO AROUND 25 KNOTS IN THE
AFTERNOON. RAIN SHOWERS LIKELY IN THE AFTERNOON. WAVES 1 TO
2 FEET.
MONDAY NIGHT
SOUTH WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING SOUTHWEST 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS AFTER MIDNIGHT. RAIN SHOWERS. WAVES 1 TO 2 FEET.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
NLY
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