208
FZUS53 KDLH 281137
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
637 AM CDT FRI AUG 28 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.
LSZ140-281600-
GRAND PORTAGE TO GRAND MARAIS MN-
637 AM CDT FRI AUG 28 2026
TODAY
NORTHEAST WIND 5 KNOTS BECOMING EAST LATE IN THE
MORNING, THEN BECOMING SOUTH IN THE AFTERNOON. MOSTLY SUNNY.
WAVES 1 FOOT OR LESS.
TONIGHT
SOUTH WIND 5 TO 10 KNOTS BECOMING NORTHWEST EARLY IN
THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
EAST WIND 5 KNOTS BECOMING SOUTHEAST IN THE
AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS THROUGH THE DAY. WAVES
1 FOOT OR LESS.
SATURDAY NIGHT
SOUTHEAST WIND 5 KNOTS BECOMING NORTHEAST EARLY
IN THE MORNING. SLIGHT CHANCE OF RAIN SHOWERS IN THE EVENING.
WAVES 1 FOOT OR LESS.
LSZ141-281600-
GRAND MARAIS TO TACONITE HARBOR MN-
637 AM CDT FRI AUG 28 2026
TODAY
NORTHEAST WIND 5 KNOTS EARLY IN THE MORNING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING SOUTHEAST 5 KNOTS IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 KNOTS BECOMING EAST IN THE
AFTERNOON. CHANCE OF RAIN SHOWERS IN THE MORNING, THEN SLIGHT
CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 KNOTS. CLOUDY. WAVES 1 FOOT OR
LESS.
LSZ142-281600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
637 AM CDT FRI AUG 28 2026
TODAY
NORTHEAST WIND 5 TO 10 KNOTS EARLY IN THE MORNING
BECOMING VARIABLE 10 KNOTS OR LESS, THEN BECOMING EAST 5 KNOTS IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS
IN THE LATE MORNING AND AFTERNOON. CHANCE OF RAIN SHOWERS THROUGH
THE DAY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 KNOTS IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING NORTHEAST 5 KNOTS EARLY
IN THE MORNING. SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
LSZ143-281600-
SILVER BAY HARBOR TO TWO HARBORS MN-
637 AM CDT FRI AUG 28 2026
TODAY
NORTHEAST WIND 5 TO 10 KNOTS BECOMING EAST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT OR
LESS.
SATURDAY
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING. CHANCE OF RAIN SHOWERS THROUGH THE
DAY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 KNOTS. CLOUDY. WAVES 1 FOOT OR
LESS.
LSZ144-281600-
TWO HARBORS TO DULUTH MN-
637 AM CDT FRI AUG 28 2026
TODAY
EAST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
SATURDAY
EAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING. CHANCE OF RAIN SHOWERS THROUGH THE
DAY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF
RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ145-281600-
DULUTH MN TO PORT WING WI-
637 AM CDT FRI AUG 28 2026
TODAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY FOG EARLY IN THE
MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
SATURDAY
EAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING. CHANCE OF RAIN SHOWERS THROUGH THE
DAY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
EAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF
SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ146-281600-
PORT WING TO SAND ISLAND WI-
637 AM CDT FRI AUG 28 2026
TODAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY FOG EARLY IN THE
MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT OR
LESS.
SATURDAY
SOUTHEAST WIND 5 KNOTS BECOMING NORTHEAST IN THE
AFTERNOON. SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING. CHANCE
OF RAIN SHOWERS THROUGH THE DAY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
EAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT
OR LESS.
LSZ147-281600-
SAND ISLAND TO BAYFIELD WI-
637 AM CDT FRI AUG 28 2026
TODAY
NORTHEAST WIND 5 TO 10 KNOTS EARLY IN THE MORNING
BECOMING VARIABLE 10 KNOTS OR LESS, THEN BECOMING EAST 5 KNOTS IN
THE AFTERNOON. PATCHY FOG EARLY IN THE MORNING. WAVES 1 FOOT OR
LESS.
TONIGHT
SOUTHEAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT OR
LESS.
SATURDAY
SOUTH WIND 5 KNOTS. CHANCE OF SHOWERS. WAVES 1 FOOT
OR LESS.
SATURDAY NIGHT
SOUTHEAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ150-281600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
637 AM CDT FRI AUG 28 2026
TODAY
NORTHEAST WIND 10 TO 15 KNOTS EASING TO 5 KNOTS IN THE
LATE MORNING AND EARLY AFTERNOON, THEN BECOMING EAST LATE IN THE
AFTERNOON. PATCHY FOG EARLY IN THE MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHEAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT OR
LESS.
SATURDAY
SOUTH WIND 5 KNOTS. CHANCE OF SHOWERS THROUGH THE
DAY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
SOUTHEAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ121-281600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
637 AM CDT FRI AUG 28 2026
TODAY
NORTHWEST WIND 5 KNOTS EARLY IN THE MORNING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING EAST 5 TO 10 KNOTS IN
THE AFTERNOON. PATCHY FOG EARLY IN THE MORNING. WAVES 1 FOOT OR
LESS.
TONIGHT
EAST WIND 5 KNOTS IN THE EVENING BECOMING VARIABLE
10 KNOTS OR LESS, THEN BECOMING SOUTH 5 KNOTS EARLY IN THE
MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
SOUTH WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING. CHANCE OF RAIN SHOWERS THROUGH THE
DAY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
SOUTH WIND 5 KNOTS BECOMING SOUTHEAST EARLY IN
THE MORNING. SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES
1 FOOT OR LESS.
LSZ148-281600-
OAK POINT TO SAXON HARBOR WI-
637 AM CDT FRI AUG 28 2026
TODAY
WEST WIND 5 KNOTS EARLY IN THE MORNING BECOMING VARIABLE
10 KNOTS OR LESS, THEN BECOMING NORTHEAST 5 TO 10 KNOTS IN THE
AFTERNOON. PATCHY FOG EARLY IN THE MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 KNOTS BECOMING SOUTH AFTER MIDNIGHT.
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
SATURDAY
SOUTH WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING. CHANCE OF RAIN SHOWERS THROUGH THE
DAY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
SOUTH WIND 5 KNOTS BECOMING SOUTHEAST EARLY IN
THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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