802
FZUS53 KDLH 031338
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
838 AM CDT THU SEP 3 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.
LSZ140-032200-
GRAND PORTAGE TO GRAND MARAIS MN-
838 AM CDT THU SEP 3 2026
REST OF TODAY
EAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES
1 TO 3 FEET.
FRIDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS IN THE MORNING. WAVES
1 TO 3 FEET.
FRIDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS DECREASING TO 20 KNOTS IN THE LATE EVENING AND
OVERNIGHT. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
LSZ141-032200-
GRAND MARAIS TO TACONITE HARBOR MN-
838 AM CDT THU SEP 3 2026
REST OF TODAY
EAST WIND 5 TO 10 KNOTS. SUNNY EARLY IN THE
MORNING THEN BECOMING PARTLY SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH THE
NIGHT. WAVES 1 TO 3 FEET.
FRIDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS EARLY IN THE AFTERNOON, THEN DECREASING TO
25 KNOTS LATE IN THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS IN
THE MORNING. WAVES 1 TO 3 FEET.
FRIDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS DECREASING TO 20 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY.
WAVES 1 TO 3 FEET.
LSZ142-032200-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
838 AM CDT THU SEP 3 2026
REST OF TODAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS THROUGH THE NIGHT. WAVES 1 TO 3 FEET.
FRIDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS EARLY IN THE AFTERNOON, THEN DECREASING TO
25 KNOTS LATE IN THE AFTERNOON. CHANCE OF RAIN SHOWERS IN THE
MORNING. WAVES 1 TO 3 FEET.
FRIDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS DECREASING TO 20 KNOTS IN THE LATE EVENING AND
OVERNIGHT. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
LSZ143-032200-
SILVER BAY HARBOR TO TWO HARBORS MN-
838 AM CDT THU SEP 3 2026
REST OF TODAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS. MOSTLY SUNNY EARLY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 TO 2 FEET BUILDING TO 2 TO 4 FEET IN THE
AFTERNOON.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS LATE IN THE EVENING, THEN INCREASING TO
25 KNOTS AFTER MIDNIGHT. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS THROUGH THE NIGHT. WAVES 1 TO 3 FEET.
FRIDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS IN THE AFTERNOON. PATCHY FOG IN THE
MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
MORNING. WAVES 2 TO 4 FEET.
FRIDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS DECREASING TO 20 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY.
WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET AFTER MIDNIGHT.
LSZ144-032200-
TWO HARBORS TO DULUTH MN-
838 AM CDT THU SEP 3 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON CDT TODAY THROUGH
LATE TONIGHT...
REST OF TODAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 25 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON.
WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET IN THE AFTERNOON.
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH THE NIGHT.
WAVES 2 TO 4 FEET.
FRIDAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS IN THE AFTERNOON. PATCHY FOG IN THE
MORNING. SLIGHT CHANCE OF RAIN SHOWERS IN THE MORNING. WAVES 2 TO
4 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
FRIDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 25 KNOTS EASING TO 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET AFTER MIDNIGHT. A SMALL CRAFT ADVISORY
MAY BE NEEDED.
LSZ145-032200-
DULUTH MN TO PORT WING WI-
838 AM CDT THU SEP 3 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON CDT TODAY THROUGH
LATE TONIGHT...
REST OF TODAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 25 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON.
WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET IN THE AFTERNOON.
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS EARLY IN THE MORNING. CHANCE OF SHOWERS
AND THUNDERSTORMS THROUGH THE NIGHT. PATCHY FOG AFTER MIDNIGHT.
WAVES 2 TO 4 FEET.
FRIDAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE LATE MORNING AND AFTERNOON. PATCHY
FOG IN THE MORNING. WAVES 2 TO 4 FEET. A SMALL CRAFT ADVISORY MAY
BE NEEDED.
FRIDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS DECREASING TO 20 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY.
WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET EARLY IN THE MORNING.
LSZ146-032200-
PORT WING TO SAND ISLAND WI-
838 AM CDT THU SEP 3 2026
REST OF TODAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS IN THE AFTERNOON. SUNNY EARLY IN THE MORNING THEN
BECOMING PARTLY SUNNY. WAVES 1 TO 2 FEET BUILDING TO 2 TO 4 FEET
IN THE AFTERNOON.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS IN THE LATE EVENING AND OVERNIGHT. CHANCE
OF SHOWERS AND THUNDERSTORMS THROUGH THE NIGHT. PATCHY FOG AFTER
MIDNIGHT. WAVES 1 TO 3 FEET.
FRIDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE AFTERNOON. PATCHY FOG IN THE
MORNING. SLIGHT CHANCE OF SHOWERS IN THE MORNING. WAVES 1 TO
3 FEET BUILDING TO 2 TO 4 FEET IN THE LATE MORNING AND AFTERNOON.
FRIDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS DECREASING TO 20 KNOTS IN THE LATE EVENING AND
OVERNIGHT. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
LSZ147-032200-
SAND ISLAND TO BAYFIELD WI-
838 AM CDT THU SEP 3 2026
REST OF TODAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
EAST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS.
CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH THE NIGHT. WAVES 1 TO
2 FEET.
FRIDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
PATCHY FOG IN THE MORNING. SLIGHT CHANCE OF SHOWERS IN THE
MORNING. WAVES 1 TO 3 FEET.
FRIDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 25 KNOTS EASING TO 5 KNOTS EARLY IN THE MORNING. MOSTLY
CLOUDY. WAVES 1 TO 3 FEET.
LSZ150-032200-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
838 AM CDT THU SEP 3 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON
THROUGH THIS EVENING...
REST OF TODAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
30 KNOTS. MOSTLY SUNNY. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET
LATE.
TONIGHT
EAST WIND 10 TO 15 KNOTS. GUSTS UP TO 30 KNOTS
DECREASING TO 20 KNOTS. CHANCE OF SHOWERS AND THUNDERSTORMS
THROUGH THE NIGHT. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET
AFTER MIDNIGHT.
FRIDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 30 KNOTS. PATCHY FOG IN THE MORNING. SLIGHT CHANCE
OF SHOWERS IN THE MORNING. WAVES 2 TO 4 FEET.
FRIDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS DECREASING TO 20 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY.
WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET EARLY IN THE MORNING.
LSZ121-032200-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
838 AM CDT THU SEP 3 2026
REST OF TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING
NORTHEAST 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS IN THE
LATE MORNING AND AFTERNOON. SLIGHT CHANCE OF SHOWERS LATE. WAVES
1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH
THE NIGHT. PATCHY FOG AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
FRIDAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS LATE
IN THE AFTERNOON. PATCHY FOG IN THE MORNING. SLIGHT CHANCE OF
SHOWERS IN THE MORNING. WAVES 1 TO 2 FEET.
FRIDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. SLIGHT CHANCE OF SHOWERS IN THE
EVENING. WAVES 1 TO 2 FEET.
LSZ148-032200-
OAK POINT TO SAXON HARBOR WI-
838 AM CDT THU SEP 3 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON
THROUGH THIS EVENING...
REST OF TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING
NORTHEAST 10 TO 15 KNOTS WITH GUSTS TO AROUND 30 KNOTS IN THE
LATE MORNING AND AFTERNOON. SUNNY EARLY IN THE MORNING THEN
BECOMING PARTLY SUNNY. WAVES 1 TO 3 FEET.
TONIGHT
EAST WIND 10 TO 15 KNOTS. GUSTS UP TO 30 KNOTS. CHANCE
OF SHOWERS AND THUNDERSTORMS THROUGH THE NIGHT. PATCHY FOG AFTER
MIDNIGHT. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET AFTER
MIDNIGHT.
FRIDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 30 KNOTS.
PATCHY FOG IN THE MORNING. SLIGHT CHANCE OF SHOWERS IN THE
MORNING. WAVES 1 TO 2 FEET BUILDING TO 1 TO 3 FEET LATE IN THE
AFTERNOON.
FRIDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 25 KNOTS BECOMING EAST 5 KNOTS EARLY IN THE MORNING.
SLIGHT CHANCE OF SHOWERS IN THE EVENING. WAVES 1 TO 3 FEET.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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