060
FZUS53 KDLH 311600
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
1100 AM CDT FRI JUL 31 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.
LSZ140-312200-
GRAND PORTAGE TO GRAND MARAIS MN-
1100 AM CDT FRI JUL 31 2026
REST OF TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. CHANCE OF RAIN
SHOWERS THROUGH THE DAY. SLIGHT CHANCE OF THUNDERSTORMS EARLY IN
THE AFTERNOON, THEN CHANCE OF THUNDERSTORMS LATE. WAVES 1 FOOT OR
LESS.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTH AFTER
MIDNIGHT. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING EAST 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS IN THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ141-312200-
GRAND MARAIS TO TACONITE HARBOR MN-
1100 AM CDT FRI JUL 31 2026
REST OF TODAY
SOUTHWEST WIND 5 KNOTS. PATCHY FOG LATE IN THE
MORNING. CHANCE OF RAIN SHOWERS THROUGH THE DAY. CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 KNOTS BECOMING NORTH AFTER MIDNIGHT.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING. PATCHY
FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. CHANCE OF RAIN SHOWERS
IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTH WIND 5 KNOTS. CHANCE OF RAIN SHOWERS IN
THE EVENING. WAVES 1 FOOT OR LESS.
LSZ142-312200-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
1100 AM CDT FRI JUL 31 2026
REST OF TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. PATCHY FOG LATE IN
THE MORNING. PATCHY FOG LATE. CHANCE OF RAIN SHOWERS THROUGH THE
DAY. CHANCE OF THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FOOT OR
LESS.
TONIGHT
WEST WIND 5 KNOTS BECOMING NORTH EARLY IN THE MORNING.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING. PATCHY
FOG THROUGH THE NIGHT. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS
IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTH WIND 5 KNOTS. MOSTLY CLOUDY IN THE
EVENING THEN BECOMING PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ143-312200-
SILVER BAY HARBOR TO TWO HARBORS MN-
1100 AM CDT FRI JUL 31 2026
REST OF TODAY
SOUTHWEST WIND 5 TO 10 KNOTS EASING TO 5 KNOTS
LATE. PATCHY FOG LATE IN THE MORNING. CHANCE OF RAIN SHOWERS
THROUGH THE DAY. CHANCE OF THUNDERSTORMS EARLY IN THE AFTERNOON,
THEN SLIGHT CHANCE OF THUNDERSTORMS LATE. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTH EARLY IN THE
MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING. PATCHY FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ144-312200-
TWO HARBORS TO DULUTH MN-
1100 AM CDT FRI JUL 31 2026
REST OF TODAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTHWEST EARLY
IN THE AFTERNOON, THEN BECOMING SOUTH LATE. PATCHY FOG LATE IN
THE MORNING. CHANCE OF RAIN SHOWERS THROUGH THE DAY. SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTH WIND 5 KNOTS BECOMING NORTH EARLY IN THE
MORNING. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING.
WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS EASING TO 5 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ145-312200-
DULUTH MN TO PORT WING WI-
1100 AM CDT FRI JUL 31 2026
REST OF TODAY
NORTH WIND 5 KNOTS BECOMING SOUTHEAST LATE.
CHANCE OF SHOWERS THROUGH THE DAY. SLIGHT CHANCE OF THUNDERSTORMS
IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST EARLY IN THE
MORNING. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING.
PATCHY FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. PATCHY FOG IN THE MORNING. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS EASING TO 5 KNOTS AFTER MIDNIGHT. PATCHY FOG
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ146-312200-
PORT WING TO SAND ISLAND WI-
1100 AM CDT FRI JUL 31 2026
REST OF TODAY
WEST WIND 5 KNOTS BECOMING SOUTHWEST LATE.
CHANCE OF SHOWERS LATE IN THE MORNING. SLIGHT CHANCE OF
THUNDERSTORMS THROUGH THE DAY. SLIGHT CHANCE OF SHOWERS LATE.
WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST EARLY IN THE
MORNING. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING.
WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ147-312200-
SAND ISLAND TO BAYFIELD WI-
1100 AM CDT FRI JUL 31 2026
REST OF TODAY
WEST WIND 5 KNOTS. CHANCE OF SHOWERS LATE IN THE
MORNING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE DAY. SLIGHT
CHANCE OF SHOWERS LATE. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST EARLY IN THE
MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING. PATCHY FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
SATURDAY NIGHT
NORTH WIND 5 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT
OR LESS.
LSZ150-312200-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
1100 AM CDT FRI JUL 31 2026
REST OF TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. PATCHY FOG LATE IN
THE MORNING. CHANCE OF SHOWERS LATE IN THE MORNING. SLIGHT CHANCE
OF THUNDERSTORMS THROUGH THE DAY. SLIGHT CHANCE OF SHOWERS LATE.
WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST EARLY IN THE
MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ121-312200-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
1100 AM CDT FRI JUL 31 2026
REST OF TODAY
WEST WIND 5 KNOTS BECOMING SOUTH EARLY IN THE
AFTERNOON, THEN BECOMING WEST LATE. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST EARLY IN THE
MORNING. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. PATCHY
FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY FOG IN THE
MORNING. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ148-312200-
OAK POINT TO SAXON HARBOR WI-
1100 AM CDT FRI JUL 31 2026
REST OF TODAY
WEST WIND 5 KNOTS BECOMING SOUTHEAST EARLY IN
THE AFTERNOON, THEN BECOMING NORTHWEST LATE. CHANCE OF SHOWERS
LATE IN THE MORNING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE
DAY. SLIGHT CHANCE OF SHOWERS LATE. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST EARLY IN THE
MORNING. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. PATCHY
FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page