019
FZUS53 KDLH 160201
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
901 PM CDT SAT AUG 15 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.
LSZ140-161000-
GRAND PORTAGE TO GRAND MARAIS MN-
901 PM CDT SAT AUG 15 2026
REST OF TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING WEST
TOWARD DAYBREAK. RAIN SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS
LATE IN THE EVENING, THEN SLIGHT CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT. CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. PATCHY FOG AFTER
MIDNIGHT. WAVES 1 TO 2 FEET.
SUNDAY
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES
1 FOOT OR LESS.
SUNDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
MONDAY
WEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST 15 TO
20 KNOTS WITH GUSTS TO AROUND 25 KNOTS IN THE AFTERNOON. MOSTLY
SUNNY. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET LATE IN THE
AFTERNOON.
LSZ141-161000-
GRAND MARAIS TO TACONITE HARBOR MN-
901 PM CDT SAT AUG 15 2026
REST OF TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING WEST
TOWARD DAYBREAK. CHANCE OF THUNDERSTORMS LATE IN THE EVENING.
CHANCE OF RAIN SHOWERS IN THE LATE EVENING AND EARLY MORNING.
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. PATCHY FOG AFTER
MIDNIGHT. WAVES 1 TO 2 FEET.
SUNDAY
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 TO
2 FEET.
SUNDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
MONDAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTHWEST WITH GUSTS TO
AROUND 20 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY.
WAVES 1 TO 2 FEET.
LSZ142-161000-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
901 PM CDT SAT AUG 15 2026
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS LATE IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS, THEN BECOMING WEST 5 KNOTS
TOWARD DAYBREAK. CHANCE OF THUNDERSTORMS LATE IN THE EVENING.
CHANCE OF RAIN SHOWERS IN THE LATE EVENING AND EARLY MORNING.
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. PATCHY FOG AFTER
MIDNIGHT. WAVES 1 TO 3 FEET.
SUNDAY
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 TO
2 FEET.
SUNDAY NIGHT
NORTHWEST WIND 5 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
MONDAY
WEST WIND 5 KNOTS BECOMING SOUTHWEST WITH GUSTS TO
AROUND 20 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY.
WAVES 1 FOOT OR LESS.
LSZ143-161000-
SILVER BAY HARBOR TO TWO HARBORS MN-
901 PM CDT SAT AUG 15 2026
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTH AFTER
MIDNIGHT, THEN BECOMING WEST TOWARD DAYBREAK. CHANCE OF
THUNDERSTORMS LATE IN THE EVENING. CHANCE OF RAIN SHOWERS IN THE
LATE EVENING AND EARLY MORNING. SLIGHT CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
SUNDAY
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 TO
2 FEET.
SUNDAY NIGHT
NORTHWEST WIND 5 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
MONDAY
WEST WIND 5 KNOTS BECOMING SOUTHWEST WITH GUSTS TO
AROUND 20 KNOTS IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
LSZ144-161000-
TWO HARBORS TO DULUTH MN-
901 PM CDT SAT AUG 15 2026
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING WEST TOWARD
DAYBREAK. CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE
EVENING, THEN CHANCE OF SPRINKLES AFTER MIDNIGHT. PATCHY FOG
AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
SUNDAY
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE MORNING. PARTLY SUNNY. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PATCHY FOG AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
MONDAY
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ145-161000-
DULUTH MN TO PORT WING WI-
901 PM CDT SAT AUG 15 2026
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING WEST TOWARD
DAYBREAK. CHANCE OF THUNDERSTORMS LATE IN THE EVENING. CHANCE OF
SHOWERS IN THE LATE EVENING AND EARLY MORNING. SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. WAVES
1 TO 2 FEET.
SUNDAY
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 TO
2 FEET.
SUNDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS BECOMING WEST EARLY
IN THE MORNING. PATCHY FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
MONDAY
SOUTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
LSZ146-161000-
PORT WING TO SAND ISLAND WI-
901 PM CDT SAT AUG 15 2026
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING WEST TOWARD
DAYBREAK. CHANCE OF THUNDERSTORMS LATE IN THE EVENING. CHANCE OF
SHOWERS IN THE LATE EVENING AND EARLY MORNING. SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. WAVES
1 TO 3 FEET.
SUNDAY
WEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 TO
2 FEET.
SUNDAY NIGHT
WEST WIND 5 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
MONDAY
SOUTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ147-161000-
SAND ISLAND TO BAYFIELD WI-
901 PM CDT SAT AUG 15 2026
REST OF TONIGHT
NORTH WIND 5 KNOTS BECOMING WEST TOWARD
DAYBREAK. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE LATE EVENING
AND EARLY MORNING. PATCHY FOG AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
SUNDAY
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN THE
LATE MORNING AND EARLY AFTERNOON. PARTLY SUNNY IN THE MORNING
THEN CLEARING. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
WEST WIND 5 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
MONDAY
WEST WIND 5 KNOTS BECOMING SOUTHWEST LATE IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
LSZ150-161000-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
901 PM CDT SAT AUG 15 2026
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING WEST TOWARD
DAYBREAK. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE LATE EVENING
AND EARLY MORNING. PATCHY FOG AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
SUNDAY
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS UNTIL
LATE AFTERNOON. PARTLY SUNNY IN THE MORNING THEN CLEARING. WAVES
1 TO 2 FEET.
SUNDAY NIGHT
NORTHWEST WIND 5 KNOTS. MOSTLY CLEAR. WAVES
1 FOOT OR LESS.
MONDAY
WEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ121-161000-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
901 PM CDT SAT AUG 15 2026
REST OF TONIGHT
NORTH WIND 5 KNOTS BECOMING WEST AFTER
MIDNIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE LATE EVENING
AND EARLY MORNING, THEN CHANCE OF SPRINKLES TOWARD DAYBREAK.
WAVES 1 FOOT OR LESS.
SUNDAY
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS LATE
IN THE MORNING. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS BECOMING WEST EARLY
IN THE MORNING. PATCHY FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
MONDAY
WEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
LSZ148-161000-
OAK POINT TO SAXON HARBOR WI-
901 PM CDT SAT AUG 15 2026
REST OF TONIGHT
NORTHWEST WIND 5 KNOTS BECOMING WEST AFTER
MIDNIGHT. CHANCE OF THUNDERSTORMS IN THE LATE EVENING AND EARLY
MORNING. CHANCE OF SHOWERS THROUGH THE NIGHT. WAVES 1 TO 2 FEET.
SUNDAY
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE LATE MORNING AND EARLY AFTERNOON. MOSTLY SUNNY. WAVES 1 TO
2 FEET.
SUNDAY NIGHT
NORTHWEST WIND 5 KNOTS BECOMING WEST EARLY IN THE
MORNING. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
WEST WIND 5 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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