718
FZUS53 KDLH 071822
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
122 PM CDT FRI AUG 7 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.
LSZ140-072200-
GRAND PORTAGE TO GRAND MARAIS MN-
122 PM CDT FRI AUG 7 2026
REST OF TODAY
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH THE
DAY. WAVES 1 TO 2 FEET.
TONIGHT
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING NORTHWEST 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 1 TO 2 FEET.
SATURDAY
SOUTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. MOSTLY SUNNY. WAVES 1 TO 2 FEET BUILDING TO 2 TO 4 FEET
IN THE AFTERNOON.
SATURDAY NIGHT
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS EASING TO 5 TO 10 KNOTS AFTER MIDNIGHT. CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. WAVES 1 TO 3 FEET SUBSIDING TO 1 TO
2 FEET IN THE LATE EVENING AND OVERNIGHT.
LSZ141-072200-
GRAND MARAIS TO TACONITE HARBOR MN-
122 PM CDT FRI AUG 7 2026
REST OF TODAY
WEST WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY IN THE AFTERNOON, THEN SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS LATE. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
LATE IN THE EVENING. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
WEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS IN THE AFTERNOON. MOSTLY
SUNNY. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST IN
THE LATE EVENING AND OVERNIGHT. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
LSZ142-072200-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
122 PM CDT FRI AUG 7 2026
REST OF TODAY
WEST WIND 5 KNOTS. CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH THE DAY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHWEST WIND 5 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
SATURDAY
WEST WIND 5 KNOTS BECOMING SOUTHWEST WITH GUSTS TO
AROUND 20 KNOTS IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
SATURDAY NIGHT
SOUTHWEST WIND 5 KNOTS BECOMING WEST LATE IN
THE EVENING, THEN BECOMING VARIABLE 10 KNOTS OR LESS AFTER
MIDNIGHT. SLIGHT CHANCE OF RAIN SHOWERS IN THE EVENING. SLIGHT
CHANCE OF THUNDERSTORMS THROUGH THE NIGHT. RAIN SHOWERS LIKELY
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ143-072200-
SILVER BAY HARBOR TO TWO HARBORS MN-
122 PM CDT FRI AUG 7 2026
REST OF TODAY
WEST WIND 5 KNOTS. CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH THE DAY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHWEST WIND 5 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
SATURDAY
WEST WIND 5 KNOTS BECOMING SOUTHWEST WITH GUSTS TO
AROUND 20 KNOTS IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
SATURDAY NIGHT
SOUTHWEST WIND 5 KNOTS BECOMING WEST LATE IN
THE EVENING, THEN BECOMING VARIABLE 10 KNOTS OR LESS AFTER
MIDNIGHT. SLIGHT CHANCE OF RAIN SHOWERS IN THE EVENING. SLIGHT
CHANCE OF THUNDERSTORMS THROUGH THE NIGHT. CHANCE OF RAIN SHOWERS
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ144-072200-
TWO HARBORS TO DULUTH MN-
122 PM CDT FRI AUG 7 2026
REST OF TODAY
WEST WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH THE DAY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
1 FOOT OR LESS.
SATURDAY
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTH EARLY IN
THE MORNING. SLIGHT CHANCE OF RAIN SHOWERS IN THE EVENING. SLIGHT
CHANCE OF THUNDERSTORMS THROUGH THE NIGHT. CHANCE OF RAIN SHOWERS
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ145-072200-
DULUTH MN TO PORT WING WI-
122 PM CDT FRI AUG 7 2026
REST OF TODAY
WEST WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH THE DAY. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
SATURDAY
WEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST AFTER
MIDNIGHT, THEN BECOMING NORTHEAST EARLY IN THE MORNING. SLIGHT
CHANCE OF SHOWERS IN THE EVENING. SLIGHT CHANCE OF THUNDERSTORMS
THROUGH THE NIGHT. CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT
OR LESS.
LSZ146-072200-
PORT WING TO SAND ISLAND WI-
122 PM CDT FRI AUG 7 2026
REST OF TODAY
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE AFTERNOON. SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS EARLY IN THE AFTERNOON, THEN CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS LATE. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
SATURDAY
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTH EARLY IN
THE MORNING. SLIGHT CHANCE OF SHOWERS IN THE EVENING. SLIGHT
CHANCE OF THUNDERSTORMS THROUGH THE NIGHT. CHANCE OF SHOWERS
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ147-072200-
SAND ISLAND TO BAYFIELD WI-
122 PM CDT FRI AUG 7 2026
REST OF TODAY
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE AFTERNOON. SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 KNOTS. SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING. WAVES 1 FOOT OR LESS.
SATURDAY
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTH EARLY IN
THE MORNING. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ150-072200-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
122 PM CDT FRI AUG 7 2026
REST OF TODAY
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE AFTERNOON. SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 TO 10 KNOTS. CHANCE OF THUNDERSTORMS IN
THE EVENING. WAVES 1 FOOT OR LESS.
SATURDAY
WEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHWEST WITH GUSTS TO AROUND 20 KNOTS LATE IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTH
EARLY IN THE MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ121-072200-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
122 PM CDT FRI AUG 7 2026
REST OF TODAY
WEST WIND 5 TO 10 KNOTS. SHOWERS LIKELY EARLY IN
THE AFTERNOON. CHANCE OF THUNDERSTORMS THROUGH THE DAY. SHOWERS
LATE. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 KNOTS. CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE EVENING. WAVES 1 FOOT OR LESS.
SATURDAY
WEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST EARLY
IN THE MORNING. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ148-072200-
OAK POINT TO SAXON HARBOR WI-
122 PM CDT FRI AUG 7 2026
REST OF TODAY
WEST WIND 5 TO 10 KNOTS. SHOWERS LIKELY AND
CHANCE OF THUNDERSTORMS. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 KNOTS. CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE EVENING. WAVES 1 FOOT OR LESS.
SATURDAY
WEST WIND 5 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
SOUTHEAST WIND 5 KNOTS BECOMING NORTHWEST EARLY
IN THE MORNING. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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