053
FZUS53 KDLH 170400
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
1100 PM CDT SUN AUG 16 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.
LSZ140-171000-
GRAND PORTAGE TO GRAND MARAIS MN-
1100 PM CDT SUN AUG 16 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH
MONDAY EVENING...
REST OF TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLEAR.
WAVES 1 FOOT OR LESS.
MONDAY
WEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST 15 TO
20 KNOTS WITH GUSTS TO AROUND 30 KNOTS IN THE AFTERNOON. MOSTLY
SUNNY. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET LATE IN THE
AFTERNOON.
MONDAY NIGHT
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS EASING TO 5 TO 10 KNOTS EARLY IN THE MORNING. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN CHANCE
OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 2 TO 4 FEET SUBSIDING TO
1 TO 3 FEET IN THE LATE EVENING AND OVERNIGHT.
TUESDAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
LSZ141-171000-
GRAND MARAIS TO TACONITE HARBOR MN-
1100 PM CDT SUN AUG 16 2026
REST OF TONIGHT
NORTHWEST WIND 5 KNOTS. MOSTLY CLEAR. 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 TO 2 FEET.
MONDAY NIGHT
WEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS EASING TO 5 KNOTS EARLY IN THE MORNING. CHANCE OF RAIN
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. SLIGHT
CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
TUESDAY
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ142-171000-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
1100 PM CDT SUN AUG 16 2026
REST OF TONIGHT
NORTHWEST WIND 5 KNOTS. MOSTLY CLEAR. 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.
MONDAY NIGHT
WEST WIND 5 KNOTS. GUSTS UP TO 20 KNOTS EARLY IN
THE EVENING. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING. WAVES 1 FOOT OR LESS.
TUESDAY
WEST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ143-171000-
SILVER BAY HARBOR TO TWO HARBORS MN-
1100 PM CDT SUN AUG 16 2026
REST OF TONIGHT
WEST WIND 5 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT
OR LESS.
MONDAY
SOUTHWEST WIND 5 KNOTS RISING TO 5 TO 10 KNOTS WITH
GUSTS TO AROUND 20 KNOTS IN THE AFTERNOON. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
MONDAY NIGHT
WEST WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. WAVES 1 FOOT OR LESS.
TUESDAY
WEST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ144-171000-
TWO HARBORS TO DULUTH MN-
1100 PM CDT SUN AUG 16 2026
REST OF TONIGHT
WEST WIND 5 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT
OR LESS.
MONDAY
SOUTHWEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
WEST WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. WAVES 1 FOOT OR LESS.
TUESDAY
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
LSZ145-171000-
DULUTH MN TO PORT WING WI-
1100 PM CDT SUN AUG 16 2026
REST OF TONIGHT
WEST WIND 5 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT
OR LESS.
MONDAY
SOUTHWEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
WEST WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. WAVES 1 FOOT OR
LESS.
TUESDAY
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
LSZ146-171000-
PORT WING TO SAND ISLAND WI-
1100 PM CDT SUN AUG 16 2026
REST OF TONIGHT
WEST WIND 5 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT
OR LESS.
MONDAY
SOUTHWEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
MONDAY NIGHT
WEST WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS IN THE
EVENING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE NIGHT. SLIGHT
CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
TUESDAY
WEST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ147-171000-
SAND ISLAND TO BAYFIELD WI-
1100 PM CDT SUN AUG 16 2026
REST OF TONIGHT
WEST WIND 5 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT
OR LESS.
MONDAY
SOUTHWEST WIND 5 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
WEST WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS IN THE
EVENING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE NIGHT. SLIGHT
CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
TUESDAY
WEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
LSZ150-171000-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
1100 PM CDT SUN AUG 16 2026
REST OF TONIGHT
WEST WIND 5 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT
OR LESS.
MONDAY
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTH LATE IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
SOUTH WIND 5 TO 10 KNOTS BECOMING WEST IN THE
LATE EVENING AND OVERNIGHT. SLIGHT CHANCE OF SHOWERS IN THE
EVENING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE NIGHT. CHANCE
OF SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
TUESDAY
WEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
LSZ121-171000-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
1100 PM CDT SUN AUG 16 2026
REST OF TONIGHT
WEST WIND 5 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT
OR LESS.
MONDAY
SOUTHWEST WIND 5 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST EARLY
IN THE MORNING. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS THROUGH THE NIGHT. WAVES 1 FOOT OR LESS.
TUESDAY
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
LSZ148-171000-
OAK POINT TO SAXON HARBOR WI-
1100 PM CDT SUN AUG 16 2026
REST OF TONIGHT
WEST WIND 5 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT
OR LESS.
MONDAY
SOUTHWEST WIND 5 KNOTS BECOMING SOUTH LATE IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
SOUTH WIND 5 KNOTS BECOMING WEST IN THE LATE
EVENING AND OVERNIGHT. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS THROUGH THE NIGHT. WAVES 1 FOOT OR LESS.
TUESDAY
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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