339
FZUS53 KDLH 142026
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
326 PM CDT MON SEP 14 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.
LSZ140-150400-
GRAND PORTAGE TO GRAND MARAIS MN-
326 PM CDT MON SEP 14 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING
...GALE WARNING IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
AFTERNOON...
TONIGHT
SOUTHEAST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING SOUTHWEST WITH GALES TO AROUND 35 KNOTS AFTER
MIDNIGHT. RAIN SHOWERS IN THE EVENING, THEN CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. WAVES 2 TO 4 FEET BUILDING TO 4 TO 7 FEET
IN THE LATE EVENING AND OVERNIGHT. WAVES OCCASIONALLY TO 9 FEET.
TUESDAY
WEST WIND UP TO 30 KNOTS. GALES UP TO 40 KNOTS
DECREASING TO 35 KNOTS LATE IN THE AFTERNOON. PARTLY SUNNY. WAVES
7 TO 10 FEET SUBSIDING TO 4 TO 7 FEET LATE IN THE AFTERNOON.
WAVES OCCASIONALLY TO 13 FEET.
TUESDAY NIGHT
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
PARTLY CLOUDY. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET IN THE
LATE EVENING AND OVERNIGHT. A SMALL CRAFT ADVISORY MAY BE NEEDED.
WEDNESDAY
NORTHWEST WIND 5 KNOTS BECOMING NORTHEAST LATE IN
THE MORNING, THEN BECOMING SOUTHEAST IN THE AFTERNOON. MOSTLY
SUNNY. WAVES 1 FOOT OR LESS.
LSZ141-150400-
GRAND MARAIS TO TACONITE HARBOR MN-
326 PM CDT MON SEP 14 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING
...GALE WARNING IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
AFTERNOON...
TONIGHT
SOUTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING SOUTHWEST 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS AFTER MIDNIGHT. RAIN SHOWERS IN THE EVENING, THEN CHANCE
OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 TO 3 FEET BUILDING TO
2 TO 4 FEET IN THE LATE EVENING AND OVERNIGHT.
TUESDAY
WEST WIND 20 TO 25 KNOTS. GUSTS UP TO 35 KNOTS
INCREASING TO 40 KNOTS LATE IN THE MORNING, THEN DECREASING TO
35 KNOTS EARLY IN THE AFTERNOON DECREASING TO 30 KNOTS LATE IN
THE AFTERNOON. PARTLY SUNNY. WAVES 4 TO 7 FEET SUBSIDING TO 3 TO
5 FEET LATE IN THE AFTERNOON. WAVES OCCASIONALLY TO 9 FEET.
TUESDAY NIGHT
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING NORTHWEST 5 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR.
WAVES 1 TO 3 FEET SUBSIDING TO 1 TO 2 FEET IN THE LATE EVENING
AND OVERNIGHT.
WEDNESDAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTHEAST IN THE
AFTERNOON. SUNNY IN THE MORNING THEN BECOMING MOSTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ142-150400-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
326 PM CDT MON SEP 14 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING
...GALE WARNING IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
AFTERNOON...
TONIGHT
SOUTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING SOUTHWEST WITH GUSTS TO AROUND 30 KNOTS AFTER
MIDNIGHT. SLIGHT CHANCE OF THUNDERSTORMS EARLY IN THE EVENING.
RAIN SHOWERS IN THE EVENING, THEN CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. WAVES 1 TO 3 FEET.
TUESDAY
WEST WIND 15 TO 20 KNOTS. GALES UP TO 40 KNOTS
DECREASING TO 30 KNOTS. MOSTLY SUNNY. WAVES 3 TO 5 FEET SUBSIDING
TO 1 TO 3 FEET LATE IN THE AFTERNOON. WAVES OCCASIONALLY TO
7 FEET.
TUESDAY NIGHT
WEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING NORTHWEST EARLY IN THE MORNING. MOSTLY CLEAR.
WAVES 1 TO 2 FEET.
WEDNESDAY
NORTH WIND 5 KNOTS EARLY IN THE MORNING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING EAST 5 KNOTS IN THE
AFTERNOON. SUNNY IN THE MORNING THEN BECOMING MOSTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ143-150400-
SILVER BAY HARBOR TO TWO HARBORS MN-
326 PM CDT MON SEP 14 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING
...GALE WARNING IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
AFTERNOON...
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTHWEST 10 TO 15 KNOTS WITH GUSTS TO AROUND
30 KNOTS AFTER MIDNIGHT. RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS EARLY IN THE EVENING, THEN CHANCE OF RAIN SHOWERS
IN THE LATE EVENING AND EARLY MORNING. WAVES 1 TO 3 FEET BUILDING
TO 2 TO 4 FEET LATE IN THE NIGHT.
TUESDAY
WEST WIND 20 TO 25 KNOTS WITH GALES TO AROUND 40 KNOTS
EASING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS LATE IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 4 TO 6 FEET SUBSIDING TO 1 TO
3 FEET LATE IN THE AFTERNOON. WAVES OCCASIONALLY TO 7 FEET.
TUESDAY NIGHT
WEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING NORTHWEST EARLY IN THE MORNING. MOSTLY CLEAR.
WAVES 1 TO 2 FEET.
WEDNESDAY
NORTH WIND 5 KNOTS EARLY IN THE MORNING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING EAST 5 TO 10 KNOTS IN
THE AFTERNOON. MOSTLY SUNNY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
LSZ144-150400-
TWO HARBORS TO DULUTH MN-
326 PM CDT MON SEP 14 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING
...GALE WARNING IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
AFTERNOON...
TONIGHT
SOUTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTHWEST 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS AFTER MIDNIGHT. RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS EARLY IN THE EVENING, THEN RAIN SHOWERS LIKELY LATE
IN THE EVENING. CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 TO
2 FEET BUILDING TO 2 TO 4 FEET AFTER MIDNIGHT.
TUESDAY
WEST WIND 20 TO 25 KNOTS. GALES UP TO 40 KNOTS
DECREASING TO 25 KNOTS. MOSTLY SUNNY. WAVES 4 TO 6 FEET SUBSIDING
TO 1 TO 3 FEET LATE IN THE AFTERNOON. WAVES OCCASIONALLY TO
7 FEET.
TUESDAY NIGHT
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
WEDNESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 TO
10 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY IN THE
MORNING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ145-150400-
DULUTH MN TO PORT WING WI-
326 PM CDT MON SEP 14 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING
...GALE WARNING IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
AFTERNOON...
TONIGHT
SOUTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTHWEST 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS LATE IN THE NIGHT. RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS EARLY IN THE EVENING, THEN RAIN SHOWERS LIKELY LATE
IN THE EVENING. CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 TO
3 FEET.
TUESDAY
WEST WIND 20 TO 25 KNOTS. GALES UP TO 40 KNOTS
DECREASING TO 25 KNOTS. MOSTLY SUNNY. WAVES 4 TO 7 FEET SUBSIDING
TO 2 TO 4 FEET LATE IN THE AFTERNOON. WAVES OCCASIONALLY TO
9 FEET.
TUESDAY NIGHT
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
WEDNESDAY
NORTH WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ146-150400-
PORT WING TO SAND ISLAND WI-
326 PM CDT MON SEP 14 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING
...GALE WARNING IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
AFTERNOON...
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTH 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS IN THE LATE EVENING AND EARLY MORNING, THEN BECOMING
SOUTHWEST 15 TO 20 KNOTS WITH GUSTS TO AROUND 30 KNOTS LATE IN
THE NIGHT. RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS EARLY
IN THE EVENING, THEN CHANCE OF RAIN SHOWERS IN THE LATE EVENING
AND EARLY MORNING. WAVES 1 FOOT OR LESS BUILDING TO 2 TO 4 FEET
AFTER MIDNIGHT.
TUESDAY
WEST WIND 20 TO 25 KNOTS. GALES UP TO 40 KNOTS
INCREASING TO 45 KNOTS LATE IN THE MORNING, THEN DECREASING TO
40 KNOTS EARLY IN THE AFTERNOON DECREASING TO 30 KNOTS LATE IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 5 TO 8 FEET SUBSIDING TO 3 TO
5 FEET LATE IN THE AFTERNOON. WAVES OCCASIONALLY TO 11 FEET.
TUESDAY NIGHT
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS EASING TO 5 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR. WAVES
1 TO 3 FEET SUBSIDING TO 1 TO 2 FEET IN THE LATE EVENING AND
OVERNIGHT.
WEDNESDAY
NORTH WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ147-150400-
SAND ISLAND TO BAYFIELD WI-
326 PM CDT MON SEP 14 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING
...GALE WARNING IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
AFTERNOON...
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING SOUTHWEST 10 TO 15 KNOTS WITH GUSTS TO AROUND
30 KNOTS AFTER MIDNIGHT. SLIGHT CHANCE OF THUNDERSTORMS EARLY IN
THE EVENING. RAIN SHOWERS IN THE EVENING, THEN CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
TUESDAY
WEST WIND UP TO 30 KNOTS EASING TO 15 TO 20 KNOTS LATE
IN THE AFTERNOON. GALES UP TO 40 KNOTS INCREASING TO 45 KNOTS
LATE IN THE MORNING, THEN DECREASING TO 40 KNOTS EARLY IN THE
AFTERNOON DECREASING TO 30 KNOTS LATE IN THE AFTERNOON. MOSTLY
SUNNY. WAVES 5 TO 8 FEET SUBSIDING TO 3 TO 5 FEET LATE IN THE
AFTERNOON. WAVES OCCASIONALLY TO 10 FEET.
TUESDAY NIGHT
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. MOSTLY CLEAR. WAVES 1 TO 3 FEET SUBSIDING
TO 1 TO 2 FEET IN THE LATE EVENING AND OVERNIGHT.
WEDNESDAY
NORTHWEST WIND 5 KNOTS EARLY IN THE MORNING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING EAST 5 KNOTS IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ150-150400-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
326 PM CDT MON SEP 14 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING
...GALE WARNING IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
AFTERNOON...
TONIGHT
SOUTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING SOUTHWEST 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS AFTER MIDNIGHT. RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET AFTER
MIDNIGHT.
TUESDAY
SOUTHWEST WIND UP TO 30 KNOTS BECOMING WEST 15 TO
20 KNOTS LATE IN THE AFTERNOON. GALES UP TO 40 KNOTS INCREASING
TO 45 KNOTS LATE IN THE MORNING, THEN DECREASING TO 40 KNOTS
EARLY IN THE AFTERNOON DECREASING TO 30 KNOTS LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 6 TO 9 FEET SUBSIDING TO 4 TO
6 FEET LATE IN THE AFTERNOON. WAVES OCCASIONALLY TO 12 FEET.
TUESDAY NIGHT
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS EASING TO 5 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR. WAVES
2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET IN THE LATE EVENING AND
OVERNIGHT.
WEDNESDAY
NORTHWEST WIND 5 KNOTS BECOMING EAST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ121-150400-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
326 PM CDT MON SEP 14 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON
TONIGHT
SOUTH WIND 10 TO 15 KNOTS BECOMING SOUTHWEST AFTER
MIDNIGHT. GUSTS UP TO 25 KNOTS. RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. WAVES 1 TO 2 FEET.
TUESDAY
WEST WIND 15 TO 20 KNOTS WITH GALES TO AROUND 35 KNOTS
BECOMING WEST 15 TO 20 KNOTS WITH GUSTS TO AROUND 30 KNOTS LATE
IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 3 FEET. A GALE WARNING
MAY BE NEEDED.
TUESDAY NIGHT
WEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS UNTIL EARLY MORNING BECOMING VARIABLE 10 KNOTS OR LESS.
MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
WEDNESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST
5 KNOTS IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ148-150400-
OAK POINT TO SAXON HARBOR WI-
326 PM CDT MON SEP 14 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING
...GALE WARNING IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
AFTERNOON...
TONIGHT
SOUTH WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING SOUTHWEST WITH GUSTS TO AROUND 30 KNOTS AFTER
MIDNIGHT. RAIN SHOWERS EARLY IN THE EVENING. SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING. CHANCE OF RAIN SHOWERS IN THE LATE
EVENING AND EARLY MORNING. WAVES 1 TO 3 FEET.
TUESDAY
WEST WIND 20 TO 25 KNOTS WITH GALES TO AROUND 35 KNOTS
EASING TO 15 TO 20 KNOTS WITH GUSTS TO AROUND 30 KNOTS LATE IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 2 TO 4 FEET.
TUESDAY NIGHT
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
WEDNESDAY
WEST WIND 5 KNOTS EARLY IN THE MORNING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING NORTHEAST 5 TO 10 KNOTS
IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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