627
FZUS53 KDLH 221113
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
513 AM CST MON DEC 22 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.
LSZ140-221700-
GRAND PORTAGE TO GRAND MARAIS MN-
513 AM CST MON DEC 22 2025
TODAY
NORTHEAST WIND 5 TO 10 KNOTS BECOMING EAST LATE IN THE
AFTERNOON. PARTLY SUNNY UNTIL LATE AFTERNOON THEN BECOMING
CLOUDY. WAVES 1 TO 2 FEET.
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST LATE IN THE
EVENING, THEN BECOMING SOUTHWEST 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS AFTER MIDNIGHT. SLIGHT CHANCE OF SNOW IN THE
EVENING. CHANCE OF SNOW AND SLIGHT CHANCE OF LIGHT FREEZING
DRIZZLE AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
TUESDAY
WEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND 30 KNOTS
BECOMING NORTHWEST WITH GUSTS TO AROUND 25 KNOTS LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
2 FEET LATE IN THE AFTERNOON.
TUESDAY NIGHT
NORTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING NORTHEAST 5 KNOTS AFTER MIDNIGHT, THEN BECOMING
SOUTHEAST EARLY IN THE MORNING. PARTLY CLOUDY IN THE EVENING THEN
BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ141-221700-
GRAND MARAIS TO TACONITE HARBOR MN-
513 AM CST MON DEC 22 2025
TODAY
NORTHEAST WIND 5 KNOTS BECOMING EAST IN THE LATE MORNING
AND AFTERNOON. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST LATE IN THE
EVENING, THEN BECOMING SOUTHWEST 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS AFTER MIDNIGHT. SLIGHT CHANCE OF SNOW. WAVES 1 TO
2 FEET.
TUESDAY
WEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND 30 KNOTS
BECOMING NORTHWEST 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS
LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 3 FEET.
TUESDAY NIGHT
NORTH WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTHEAST EARLY IN THE MORNING. PARTLY CLOUDY
IN THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ142-221700-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
513 AM CST MON DEC 22 2025
TODAY
NORTHEAST WIND 5 KNOTS BECOMING EAST IN THE AFTERNOON.
MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST WITH GUSTS
TO AROUND 20 KNOTS AFTER MIDNIGHT. SLIGHT CHANCE OF SNOW IN THE
EVENING. SLIGHT CHANCE OF LIGHT FREEZING DRIZZLE THROUGH THE
NIGHT. WAVES 1 TO 2 FEET.
TUESDAY
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 30 KNOTS
BECOMING NORTHWEST WITH GUSTS TO AROUND 25 KNOTS LATE IN THE
AFTERNOON. SUNNY. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO
AROUND 20 KNOTS EARLY IN THE EVENING BECOMING NORTH, THEN
BECOMING NORTHEAST AFTER MIDNIGHT BECOMING VARIABLE 10 KNOTS OR
LESS. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ143-221700-
SILVER BAY HARBOR TO TWO HARBORS MN-
513 AM CST MON DEC 22 2025
TODAY
NORTHEAST WIND 5 TO 10 KNOTS BECOMING EAST IN THE
AFTERNOON. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING WEST 10 TO 15 KNOTS
WITH GUSTS TO AROUND 20 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY.
WAVES 1 TO 2 FEET.
TUESDAY
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS
BECOMING NORTHWEST 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
NORTHWEST WIND 5 KNOTS BECOMING SOUTHEAST EARLY
IN THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ144-221700-
TWO HARBORS TO DULUTH MN-
513 AM CST MON DEC 22 2025
TODAY
EAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES 1 TO
2 FEET.
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING WEST 10 TO 15 KNOTS
WITH GUSTS TO AROUND 20 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY.
WAVES 1 TO 2 FEET.
TUESDAY
WEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND 25 KNOTS
BECOMING NORTHWEST 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 3 FEET.
TUESDAY NIGHT
NORTHWEST WIND 5 KNOTS BECOMING EAST AFTER
MIDNIGHT. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ145-221700-
DULUTH MN TO PORT WING WI-
513 AM CST MON DEC 22 2025
TODAY
EAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 TO
2 FEET.
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS AFTER MIDNIGHT. MOSTLY
CLOUDY. WAVES 1 TO 2 FEET.
TUESDAY
WEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND 25 KNOTS
BECOMING NORTHWEST 5 TO 10 KNOTS LATE IN THE AFTERNOON. MOSTLY
SUNNY. WAVES 1 TO 3 FEET.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST
AFTER MIDNIGHT. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ146-221700-
PORT WING TO SAND ISLAND WI-
513 AM CST MON DEC 22 2025
TODAY
EAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES 1 TO
2 FEET.
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS AFTER MIDNIGHT. MOSTLY
CLOUDY. WAVES 1 TO 2 FEET.
TUESDAY
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES
2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET LATE IN THE AFTERNOON.
TUESDAY NIGHT
NORTHWEST WIND 5 KNOTS BECOMING SOUTHEAST EARLY
IN THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ147-221700-
SAND ISLAND TO BAYFIELD WI-
513 AM CST MON DEC 22 2025
TODAY
SOUTHEAST WIND 5 KNOTS BECOMING EAST LATE IN THE
AFTERNOON. PARTLY SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS AFTER MIDNIGHT. MOSTLY
CLOUDY. WAVES 1 TO 2 FEET.
TUESDAY
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES
2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET LATE IN THE AFTERNOON.
TUESDAY NIGHT
NORTHWEST WIND 5 KNOTS BECOMING SOUTHEAST EARLY
IN THE MORNING. PARTLY CLOUDY IN THE EVENING THEN BECOMING
CLOUDY. WAVES 1 FOOT OR LESS.
LSZ150-221700-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
513 AM CST MON DEC 22 2025
TODAY
SOUTHEAST WIND 5 KNOTS BECOMING EAST IN THE AFTERNOON.
PARTLY SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS AFTER MIDNIGHT. MOSTLY
CLOUDY. WAVES 1 TO 2 FEET.
TUESDAY
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES
3 TO 5 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST
EARLY IN THE MORNING. PARTLY CLOUDY IN THE EVENING THEN BECOMING
CLOUDY. WAVES 1 TO 2 FEET.
LSZ121-221700-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
513 AM CST MON DEC 22 2025
TODAY
SOUTHWEST WIND 5 KNOTS BECOMING SOUTH LATE IN THE
MORNING, THEN BECOMING NORTHEAST IN THE AFTERNOON. PARTLY SUNNY.
WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTHWEST IN THE LATE
EVENING AND OVERNIGHT. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
TUESDAY
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
NORTHWEST WIND 5 KNOTS BECOMING EAST AFTER
MIDNIGHT, THEN BECOMING SOUTH EARLY IN THE MORNING. PARTLY CLOUDY
IN THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ148-221700-
OAK POINT TO SAXON HARBOR WI-
513 AM CST MON DEC 22 2025
TODAY
SOUTHWEST WIND 5 KNOTS BECOMING EAST IN THE AFTERNOON.
PARTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS AFTER MIDNIGHT. MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
TUESDAY
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE LATE MORNING AND EARLY AFTERNOON,
THEN DECREASING TO 20 KNOTS LATE IN THE AFTERNOON. MOSTLY SUNNY.
WAVES 1 TO 3 FEET.
TUESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS BECOMING EAST AFTER
MIDNIGHT, THEN BECOMING SOUTH EARLY IN THE MORNING. PARTLY CLOUDY
IN THE EVENING THEN BECOMING CLOUDY. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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