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FZUS53 KDLH 291823
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
123 PM CDT TUE SEP 29 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.
LSZ140-292200-
GRAND PORTAGE TO GRAND MARAIS MN-
123 PM CDT TUE SEP 29 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
REST OF TODAY
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE AFTERNOON,
THEN CHANCE OF RAIN SHOWERS LATE. WAVES 2 TO 4 FEET.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS EARLY IN THE MORNING. RAIN SHOWERS LIKELY
IN THE EVENING. PATCHY FOG AFTER MIDNIGHT. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET EARLY IN THE MORNING.
WEDNESDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE AFTERNOON. PATCHY FOG IN THE
MORNING. WAVES 1 TO 2 FEET BUILDING TO 1 TO 3 FEET IN THE
AFTERNOON.
WEDNESDAY NIGHT
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING NORTHWEST 5 TO 10 KNOTS EARLY IN THE MORNING.
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES
1 TO 2 FEET.
LSZ141-292200-
GRAND MARAIS TO TACONITE HARBOR MN-
123 PM CDT TUE SEP 29 2026
REST OF TODAY
SOUTH WIND 5 TO 10 KNOTS. CHANCE OF RAIN SHOWERS
EARLY IN THE AFTERNOON, THEN RAIN SHOWERS LATE. WAVES 1 TO
2 FEET.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. RAIN SHOWERS LIKELY IN THE EVENING. PATCHY
FOG AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
IN THE AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 TO 2 FEET.
WEDNESDAY NIGHT
WEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST
WITH GUSTS TO AROUND 20 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY IN
THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ142-292200-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
123 PM CDT TUE SEP 29 2026
REST OF TODAY
SOUTH WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS. CHANCE OF RAIN SHOWERS EARLY IN THE AFTERNOON, THEN
RAIN SHOWERS LIKELY LATE. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. RAIN SHOWERS LIKELY IN THE EVENING. PATCHY
FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
IN THE AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 FOOT OR
LESS.
WEDNESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING
NORTHWEST AFTER MIDNIGHT. PARTLY CLOUDY IN THE EVENING THEN
BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ143-292200-
SILVER BAY HARBOR TO TWO HARBORS MN-
123 PM CDT TUE SEP 29 2026
REST OF TODAY
SOUTH WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS. CHANCE OF RAIN SHOWERS EARLY IN THE AFTERNOON, THEN
RAIN SHOWERS LIKELY LATE. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. CHANCE OF RAIN SHOWERS IN THE EVENING.
PATCHY FOG AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
IN THE AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 FOOT OR
LESS.
WEDNESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST
AFTER MIDNIGHT. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
LSZ144-292200-
TWO HARBORS TO DULUTH MN-
123 PM CDT TUE SEP 29 2026
REST OF TODAY
SOUTH WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS. RAIN SHOWERS LIKELY. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. CHANCE OF RAIN SHOWERS IN THE EVENING.
PATCHY FOG AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. PATCHY FOG IN THE
MORNING. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST
AFTER MIDNIGHT. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
LSZ145-292200-
DULUTH MN TO PORT WING WI-
123 PM CDT TUE SEP 29 2026
REST OF TODAY
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. CHANCE OF SHOWERS EARLY IN THE AFTERNOON, THEN SHOWERS
LIKELY LATE. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE EVENING. CHANCE OF RAIN SHOWERS IN THE EVENING. PATCHY FOG
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. PATCHY FOG IN THE
MORNING. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING
NORTHWEST EARLY IN THE MORNING. PARTLY CLOUDY IN THE EVENING THEN
BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ146-292200-
PORT WING TO SAND ISLAND WI-
123 PM CDT TUE SEP 29 2026
REST OF TODAY
SOUTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. SLIGHT CHANCE OF SHOWERS EARLY IN THE AFTERNOON,
THEN SHOWERS LIKELY LATE. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE EVENING. CHANCE OF RAIN SHOWERS IN THE EVENING. PATCHY FOG
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
IN THE LATE MORNING AND EARLY AFTERNOON. PATCHY FOG IN THE
MORNING. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST
EARLY IN THE MORNING. PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ147-292200-
SAND ISLAND TO BAYFIELD WI-
123 PM CDT TUE SEP 29 2026
REST OF TODAY
SOUTH WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS. SLIGHT CHANCE OF SHOWERS EARLY IN THE AFTERNOON, THEN
SHOWERS LIKELY LATE. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE EVENING. CHANCE OF RAIN SHOWERS IN THE EVENING. WAVES 1 FOOT
OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
IN THE LATE MORNING AND EARLY AFTERNOON. PATCHY FOG IN THE
MORNING. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST
EARLY IN THE MORNING. PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ150-292200-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
123 PM CDT TUE SEP 29 2026
REST OF TODAY
SOUTH WIND 10 KNOTS RISING TO 10 TO 15 KNOTS
LATE. GUSTS UP TO 20 KNOTS. SLIGHT CHANCE OF SHOWERS EARLY IN THE
AFTERNOON, THEN SHOWERS LIKELY LATE. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
UNTIL EARLY MORNING. CHANCE OF RAIN SHOWERS IN THE EVENING. WAVES
1 TO 2 FEET.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
IN THE LATE MORNING AND EARLY AFTERNOON. PATCHY FOG IN THE
MORNING. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST
EARLY IN THE MORNING. PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
LSZ121-292200-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
123 PM CDT TUE SEP 29 2026
REST OF TODAY
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS. SLIGHT CHANCE OF SHOWERS EARLY IN THE AFTERNOON, THEN
SHOWERS LIKELY LATE. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE EVENING. CHANCE OF SHOWERS IN THE EVENING. WAVES 1 FOOT OR
LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. PATCHY FOG IN THE
MORNING. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST
EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ148-292200-
OAK POINT TO SAXON HARBOR WI-
123 PM CDT TUE SEP 29 2026
REST OF TODAY
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS. SLIGHT CHANCE OF SHOWERS EARLY IN THE AFTERNOON, THEN
SHOWERS LIKELY LATE. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING SOUTHWEST 5 TO 10 KNOTS WITH GUSTS TO AROUND
25 KNOTS IN THE LATE EVENING AND OVERNIGHT. CHANCE OF RAIN
SHOWERS IN THE EVENING. WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. PATCHY FOG IN THE
MORNING. WAVES 1 FOOT OR LESS.
WEDNESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST
EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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