554
FZUS53 KDLH 310242
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
942 PM CDT THU JUL 30 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.
LSZ140-311000-
GRAND PORTAGE TO GRAND MARAIS MN-
942 PM CDT THU JUL 30 2026
REST OF TONIGHT
WEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE LATE EVENING AND EARLY MORNING,
THEN CHANCE OF SHOWERS AND THUNDERSTORMS TOWARD DAYBREAK. PATCHY
FOG TOWARD DAYBREAK. WAVES 1 TO 2 FEET.
FRIDAY
SOUTHWEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS IN THE MORNING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH
THE DAY. CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR
LESS.
FRIDAY NIGHT
WEST 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 5 TO 10 KNOTS BECOMING EAST IN THE
AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES
1 TO 2 FEET.
LSZ141-311000-
GRAND MARAIS TO TACONITE HARBOR MN-
942 PM CDT THU JUL 30 2026
REST OF TONIGHT
WEST WIND 5 KNOTS. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS THROUGH THE NIGHT. WAVES 1 FOOT OR LESS.
FRIDAY
WEST WIND 5 KNOTS. CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE MORNING, THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
WEST WIND 5 KNOTS BECOMING NORTH AFTER MIDNIGHT.
PATCHY FOG IN THE EVENING. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 KNOTS BECOMING EAST EARLY IN THE
AFTERNOON, THEN BECOMING NORTHEAST LATE IN THE AFTERNOON. SLIGHT
CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
LSZ142-311000-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
942 PM CDT THU JUL 30 2026
REST OF TONIGHT
NORTHWEST WIND 5 KNOTS BECOMING WEST AFTER
MIDNIGHT, THEN BECOMING VARIABLE 10 KNOTS OR LESS TOWARD
DAYBREAK. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
FRIDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING WEST 5 KNOTS
LATE IN THE MORNING, THEN BECOMING SOUTHWEST IN THE AFTERNOON.
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. WAVES
1 FOOT OR LESS.
FRIDAY NIGHT
WEST WIND 5 KNOTS BECOMING NORTH AFTER MIDNIGHT.
PATCHY FOG IN THE EVENING. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. WAVES 1 FOOT OR LESS.
SATURDAY
NORTH WIND 5 KNOTS EARLY IN THE MORNING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ143-311000-
SILVER BAY HARBOR TO TWO HARBORS MN-
942 PM CDT THU JUL 30 2026
REST OF TONIGHT
NORTHWEST WIND 5 KNOTS BECOMING SOUTHWEST
AFTER MIDNIGHT. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
FRIDAY
WEST WIND 5 KNOTS BECOMING SOUTHWEST IN THE AFTERNOON.
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. WAVES
1 FOOT OR LESS.
FRIDAY NIGHT
WEST WIND 5 KNOTS BECOMING NORTH EARLY IN THE
MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
LSZ144-311000-
TWO HARBORS TO DULUTH MN-
942 PM CDT THU JUL 30 2026
REST OF TONIGHT
SOUTHWEST WIND 5 KNOTS. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS TOWARD DAYBREAK. WAVES 1 FOOT OR LESS.
FRIDAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTH LATE IN THE
AFTERNOON. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
WEST WIND 5 KNOTS BECOMING NORTH EARLY IN THE
MORNING. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 KNOTS RISING TO 5 TO 10 KNOTS IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
LSZ145-311000-
DULUTH MN TO PORT WING WI-
942 PM CDT THU JUL 30 2026
REST OF TONIGHT
SOUTHWEST WIND 5 KNOTS. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS TOWARD DAYBREAK. WAVES 1 FOOT OR LESS.
FRIDAY
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST IN THE
AFTERNOON. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS.
WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
NORTHWEST WIND 5 KNOTS BECOMING WEST IN THE LATE
EVENING AND EARLY MORNING, THEN BECOMING NORTHWEST EARLY IN THE
MORNING. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
1 TO 2 FEET.
LSZ146-311000-
PORT WING TO SAND ISLAND WI-
942 PM CDT THU JUL 30 2026
REST OF TONIGHT
SOUTHWEST WIND 5 KNOTS. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS TOWARD DAYBREAK. WAVES 1 FOOT OR LESS.
FRIDAY
WEST WIND 5 KNOTS. CHANCE OF SHOWERS IN THE MORNING.
SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE DAY. SLIGHT CHANCE OF
SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
WEST WIND 5 KNOTS BECOMING NORTH EARLY IN THE
MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
LSZ147-311000-
SAND ISLAND TO BAYFIELD WI-
942 PM CDT THU JUL 30 2026
REST OF TONIGHT
SOUTH WIND 5 KNOTS BECOMING SOUTHWEST AFTER
MIDNIGHT. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS TOWARD
DAYBREAK. WAVES 1 FOOT OR LESS.
FRIDAY
WEST WIND 5 KNOTS. CHANCE OF SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE MORNING, THEN SLIGHT CHANCE OF SHOWERS IN
THE AFTERNOON. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTH EARLY IN
THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
LSZ150-311000-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
942 PM CDT THU JUL 30 2026
REST OF TONIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTHWEST
AFTER MIDNIGHT. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS TOWARD
DAYBREAK. WAVES 1 FOOT OR LESS.
FRIDAY
WEST WIND 5 KNOTS. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN SLIGHT CHANCE OF
RAIN SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTH EARLY IN
THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
LSZ121-311000-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
942 PM CDT THU JUL 30 2026
REST OF TONIGHT
SOUTHWEST WIND 5 KNOTS. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS TOWARD DAYBREAK. WAVES 1 FOOT OR LESS.
FRIDAY
WEST WIND 5 KNOTS BECOMING EAST LATE IN THE AFTERNOON.
CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
MORNING, THEN SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. WAVES
1 FOOT OR LESS.
FRIDAY NIGHT
SOUTH WIND 5 KNOTS BECOMING NORTHWEST EARLY IN
THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
1 TO 2 FEET.
LSZ148-311000-
OAK POINT TO SAXON HARBOR WI-
942 PM CDT THU JUL 30 2026
REST OF TONIGHT
SOUTHWEST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
FRIDAY
SOUTHWEST WIND 5 KNOTS BECOMING EAST LATE IN THE
AFTERNOON. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS
IN THE MORNING, THEN SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON.
WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
SOUTHEAST WIND 5 KNOTS BECOMING WEST EARLY IN THE
MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
NORTH WIND 5 TO 10 KNOTS BECOMING NORTHEAST LATE IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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