366
FZUS53 KDLH 181138
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
538 AM CST TUE NOV 18 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.
LSZ140-181700-
GRAND PORTAGE TO GRAND MARAIS MN-
538 AM CST TUE NOV 18 2025
TODAY
NORTHEAST WIND 5 KNOTS BECOMING EAST EARLY IN THE
AFTERNOON, THEN BECOMING SOUTHWEST LATE IN THE AFTERNOON. SUNNY.
WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT
OR LESS.
WEDNESDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
IN THE LATE MORNING AND AFTERNOON. MOSTLY CLOUDY. WAVES 1 TO
3 FEET.
WEDNESDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS INCREASING TO 25 KNOTS IN THE LATE EVENING AND
OVERNIGHT. CHANCE OF RAIN IN THE EVENING, THEN RAIN LIKELY AFTER
MIDNIGHT. WAVES 1 TO 3 FEET.
LSZ141-181700-
GRAND MARAIS TO TACONITE HARBOR MN-
538 AM CST TUE NOV 18 2025
TODAY
NORTHEAST WIND 5 KNOTS BECOMING SOUTH LATE IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT OR
LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
WEDNESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS IN THE LATE EVENING AND OVERNIGHT. CHANCE OF RAIN IN THE
EVENING, THEN RAIN LIKELY AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
LSZ142-181700-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
538 AM CST TUE NOV 18 2025
TODAY
NORTHEAST WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS BECOMING WEST 5 KNOTS
IN THE LATE EVENING AND OVERNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR
LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
WEDNESDAY NIGHT
SOUTHWEST WIND 5 KNOTS. CHANCE OF RAIN IN THE
EVENING, THEN RAIN LIKELY AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ143-181700-
SILVER BAY HARBOR TO TWO HARBORS MN-
538 AM CST TUE NOV 18 2025
TODAY
NORTHEAST WIND 5 KNOTS BECOMING EAST LATE IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS BECOMING WEST 5 KNOTS
IN THE LATE EVENING AND OVERNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR
LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
WEDNESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS IN THE EVENING. CHANCE OF RAIN IN THE EVENING, THEN RAIN
LIKELY AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ144-181700-
TWO HARBORS TO DULUTH MN-
538 AM CST TUE NOV 18 2025
TODAY
NORTHEAST WIND 5 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 KNOTS BECOMING SOUTHWEST AFTER MIDNIGHT.
PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. CLOUDY. WAVES 1 FOOT
OR LESS.
WEDNESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. CHANCE OF RAIN
IN THE EVENING, THEN RAIN LIKELY AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
LSZ145-181700-
DULUTH MN TO PORT WING WI-
538 AM CST TUE NOV 18 2025
TODAY
EAST WIND 5 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 KNOTS BECOMING SOUTHWEST EARLY IN THE
MORNING. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
WEDNESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. CHANCE OF RAIN
IN THE EVENING, THEN RAIN LIKELY AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
LSZ146-181700-
PORT WING TO SAND ISLAND WI-
538 AM CST TUE NOV 18 2025
TODAY
EAST WIND 5 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTHWEST EARLY IN THE
MORNING. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
WEDNESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. CHANCE OF RAIN
IN THE EVENING, THEN RAIN LIKELY AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
LSZ147-181700-
SAND ISLAND TO BAYFIELD WI-
538 AM CST TUE NOV 18 2025
TODAY
EAST WIND 5 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTHWEST IN THE LATE
EVENING AND OVERNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
WEDNESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. CHANCE OF RAIN
IN THE EVENING, THEN RAIN LIKELY AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
LSZ150-181700-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
538 AM CST TUE NOV 18 2025
TODAY
EAST WIND 5 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTHWEST EARLY IN THE
MORNING. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
WEDNESDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. CHANCE OF RAIN IN THE EVENING, THEN RAIN LIKELY
AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
LSZ121-181700-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
538 AM CST TUE NOV 18 2025
TODAY
SOUTH WIND 5 KNOTS BECOMING EAST IN THE AFTERNOON.
SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTHWEST IN THE LATE
EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
WEDNESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. CHANCE OF RAIN
IN THE EVENING, THEN RAIN LIKELY AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
LSZ148-181700-
OAK POINT TO SAXON HARBOR WI-
538 AM CST TUE NOV 18 2025
TODAY
SOUTHEAST WIND 5 KNOTS BECOMING NORTHEAST IN THE
AFTERNOON. SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
EAST WIND 5 KNOTS BECOMING SOUTHWEST IN THE LATE
EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
WEDNESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. CHANCE OF RAIN
IN THE EVENING, THEN RAIN LIKELY AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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