371
FZUS53 KDLH 030906
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
406 AM CDT FRI JUL 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.
LSZ140-031600-
GRAND PORTAGE TO GRAND MARAIS MN-
406 AM CDT FRI JUL 3 2026
TODAY
EAST WIND 5 KNOTS. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY IN THE MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
IN THE LATE MORNING AND AFTERNOON. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 3 FEET.
SATURDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. SLIGHT CHANCE OF RAIN SHOWERS
AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
LSZ141-031600-
GRAND MARAIS TO TACONITE HARBOR MN-
406 AM CDT FRI JUL 3 2026
TODAY
NORTHEAST WIND 5 KNOTS BECOMING EAST IN THE AFTERNOON.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING.
WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
SATURDAY
EAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN THE
LATE MORNING AND AFTERNOON. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 3 FEET.
SATURDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING. SLIGHT CHANCE OF RAIN SHOWERS THROUGH THE NIGHT.
WAVES 1 TO 2 FEET.
LSZ142-031600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
406 AM CDT FRI JUL 3 2026
TODAY
NORTHEAST WIND 5 KNOTS. PATCHY FOG EARLY IN THE MORNING.
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS EARLY
IN THE MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE LATE MORNING AND AFTERNOON. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH THE DAY. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2 FEET.
LSZ143-031600-
SILVER BAY HARBOR TO TWO HARBORS MN-
406 AM CDT FRI JUL 3 2026
TODAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY FOG EARLY IN THE
MORNING. CHANCE OF RAIN SHOWERS IN THE MORNING. SLIGHT CHANCE OF
THUNDERSTORMS THROUGH THE DAY. SLIGHT CHANCE OF RAIN SHOWERS IN
THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2 FEET.
SATURDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS IN THE MORNING. SLIGHT
CHANCE OF THUNDERSTORMS THROUGH THE DAY. CHANCE OF RAIN SHOWERS
IN THE AFTERNOON. WAVES 1 TO 3 FEET.
SATURDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. WAVES 1 TO 2 FEET.
LSZ144-031600-
TWO HARBORS TO DULUTH MN-
406 AM CDT FRI JUL 3 2026
TODAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY FOG EARLY IN THE
MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH THE
DAY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2 FEET.
SATURDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS EARLY IN THE AFTERNOON, THEN DECREASING TO
20 KNOTS LATE IN THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS IN
THE MORNING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE DAY.
CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES 2 TO 4 FEET.
SATURDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. WAVES 1 TO 3 FEET.
LSZ145-031600-
DULUTH MN TO PORT WING WI-
406 AM CDT FRI JUL 3 2026
TODAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY FOG IN THE MORNING.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH THE DAY. WAVES
1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2 FEET.
SATURDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS EARLY IN THE AFTERNOON, THEN DECREASING TO
20 KNOTS LATE IN THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS IN
THE MORNING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE DAY.
CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES 2 TO 4 FEET.
SATURDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS EASING TO 5 KNOTS EARLY IN THE MORNING. CHANCE OF
RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. WAVES 1 TO
3 FEET.
LSZ146-031600-
PORT WING TO SAND ISLAND WI-
406 AM CDT FRI JUL 3 2026
TODAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY FOG IN THE MORNING.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH THE DAY. WAVES
1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS THROUGH THE NIGHT. WAVES 1 TO 2 FEET.
SATURDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
IN THE LATE MORNING AND AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS
IN THE MORNING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE DAY.
CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES 1 TO 3 FEET.
SATURDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. CHANCE OF RAIN
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. WAVES 1 TO 3 FEET.
LSZ147-031600-
SAND ISLAND TO BAYFIELD WI-
406 AM CDT FRI JUL 3 2026
TODAY
NORTH WIND 5 KNOTS BECOMING NORTHEAST IN THE AFTERNOON.
PATCHY FOG IN THE MORNING. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 10 TO 15 KNOTS EASING TO 5 TO 10 KNOTS
IN THE AFTERNOON. GUSTS UP TO 20 KNOTS IN THE AFTERNOON. SLIGHT
CHANCE OF RAIN SHOWERS IN THE MORNING. SLIGHT CHANCE OF
THUNDERSTORMS THROUGH THE DAY. CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. WAVES 1 TO 3 FEET.
SATURDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. CHANCE OF RAIN
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. WAVES 1 TO 3 FEET.
LSZ150-031600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
406 AM CDT FRI JUL 3 2026
TODAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY FOG IN THE MORNING.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING. WAVES
1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
SATURDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
SLIGHT CHANCE OF RAIN SHOWERS IN THE MORNING. SLIGHT CHANCE OF
THUNDERSTORMS THROUGH THE DAY. CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET IN THE LATE
MORNING AND AFTERNOON.
SATURDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. SLIGHT CHANCE OF RAIN SHOWERS IN
THE EVENING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE NIGHT.
CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET AFTER MIDNIGHT.
LSZ121-031600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
406 AM CDT FRI JUL 3 2026
TODAY
WEST WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE MORNING
AND AFTERNOON. PATCHY FOG EARLY IN THE MORNING. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS THROUGH THE DAY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS THROUGH THE NIGHT. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS IN THE MORNING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH
THE DAY. CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES 1 TO
2 FEET.
SATURDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. CHANCE OF RAIN
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. WAVES 1 FOOT OR LESS.
LSZ148-031600-
OAK POINT TO SAXON HARBOR WI-
406 AM CDT FRI JUL 3 2026
TODAY
WEST WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE MORNING
AND EARLY AFTERNOON, THEN BECOMING NORTHEAST 5 TO 10 KNOTS LATE
IN THE AFTERNOON. PATCHY FOG EARLY IN THE MORNING. SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS THROUGH THE DAY. WAVES 1 FOOT OR
LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS IN THE MORNING.
SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE DAY. CHANCE OF RAIN
SHOWERS IN THE AFTERNOON. WAVES 1 TO 3 FEET.
SATURDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. CHANCE OF RAIN
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. WAVES 1 TO 3 FEET.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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