393
FZUS53 KDLH 262200
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
500 PM CDT SUN JUL 26 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.
LSZ140-270400-
GRAND PORTAGE TO GRAND MARAIS MN-
500 PM CDT SUN JUL 26 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 4 AM CDT MONDAY
TONIGHT
SOUTH WIND 5 TO 10 KNOTS BECOMING EAST IN THE LATE
EVENING AND EARLY MORNING, THEN BECOMING NORTHEAST LATE IN THE
NIGHT. PATCHY DENSE FOG UNTIL EARLY MORNING. SLIGHT CHANCE OF
RAIN SHOWERS LATE IN THE NIGHT. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS BECOMING EAST LATE IN THE
AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
WEST WIND 5 KNOTS BECOMING NORTH AFTER MIDNIGHT.
PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
TUESDAY
NORTHEAST WIND 5 KNOTS BECOMING SOUTHEAST IN THE LATE
MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ141-270400-
GRAND MARAIS TO TACONITE HARBOR MN-
500 PM CDT SUN JUL 26 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 4 AM CDT MONDAY
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHEAST LATE IN THE
NIGHT. AREAS OF DENSE FOG EARLY IN THE EVENING, THEN PATCHY SMOKE
LATE IN THE EVENING. PATCHY DENSE FOG IN THE LATE EVENING AND
EARLY MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
MONDAY
EAST WIND 5 TO 10 KNOTS. CHANCE OF RAIN SHOWERS IN THE
MORNING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE DAY. SLIGHT
CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES 1 TO 2 FEET.
MONDAY NIGHT
NORTHWEST WIND 5 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES 1 FOOT
OR LESS.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST
5 KNOTS IN THE LATE MORNING AND EARLY AFTERNOON, THEN BECOMING
VARIABLE 10 KNOTS OR LESS LATE IN THE AFTERNOON. MOSTLY SUNNY.
WAVES 1 FOOT OR LESS.
LSZ142-270400-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
500 PM CDT SUN JUL 26 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 4 AM CDT MONDAY
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING WEST AFTER MIDNIGHT,
THEN BECOMING NORTHEAST LATE IN THE NIGHT. AREAS OF DENSE FOG
EARLY IN THE EVENING. PATCHY DENSE FOG AND SMOKE IN THE LATE
EVENING AND EARLY MORNING. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH THE NIGHT. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 KNOTS. CHANCE OF RAIN SHOWERS IN THE
MORNING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE DAY. SLIGHT
CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES 1 TO 2 FEET.
MONDAY NIGHT
NORTHEAST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES 1 TO
2 FEET.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS
IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ143-270400-
SILVER BAY HARBOR TO TWO HARBORS MN-
500 PM CDT SUN JUL 26 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 4 AM CDT MONDAY
TONIGHT
SOUTH WIND 5 KNOTS BECOMING SOUTHWEST IN THE LATE
EVENING AND EARLY MORNING, THEN BECOMING NORTH LATE IN THE NIGHT.
PATCHY DENSE FOG UNTIL EARLY MORNING. PATCHY SMOKE IN THE LATE
EVENING AND EARLY MORNING. CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING, THEN SLIGHT CHANCE OF RAIN SHOWERS
IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
NORTHEAST WIND 5 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES 1 FOOT
OR LESS.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS
IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
LSZ144-270400-
TWO HARBORS TO DULUTH MN-
500 PM CDT SUN JUL 26 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 4 AM CDT MONDAY
TONIGHT
EAST WIND 5 KNOTS BECOMING NORTHEAST AFTER MIDNIGHT.
CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH THE NIGHT. PATCHY
SMOKE IN THE LATE EVENING AND OVERNIGHT. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING. SLIGHT CHANCE OF RAIN SHOWERS
THROUGH THE DAY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES 1 FOOT
OR LESS.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 TO
10 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
LSZ145-270400-
DULUTH MN TO PORT WING WI-
500 PM CDT SUN JUL 26 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 4 AM CDT MONDAY
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING NORTHEAST LATE IN THE
NIGHT. PATCHY DENSE FOG EARLY IN THE EVENING. PATCHY SMOKE IN THE
LATE EVENING AND OVERNIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS
THROUGH THE NIGHT. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY SMOKE IN THE
MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
MORNING. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 TO 10 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY.
WAVES 1 FOOT OR LESS.
LSZ146-270400-
PORT WING TO SAND ISLAND WI-
500 PM CDT SUN JUL 26 2026
TONIGHT
SOUTH WIND 5 KNOTS BECOMING EAST LATE IN THE NIGHT.
PATCHY SMOKE UNTIL EARLY MORNING. CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH THE NIGHT. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES 1 FOOT
OR LESS.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 TO 10 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY.
WAVES 1 FOOT OR LESS.
LSZ147-270400-
SAND ISLAND TO BAYFIELD WI-
500 PM CDT SUN JUL 26 2026
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS EASING TO 5 KNOTS IN THE
LATE EVENING AND EARLY MORNING, THEN BECOMING EAST LATE IN THE
NIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS. PATCHY SMOKE IN THE
LATE EVENING AND OVERNIGHT. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY SMOKE IN THE
MORNING. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING, THEN
SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES 1 TO
2 FEET.
MONDAY NIGHT
NORTHEAST WIND 5 KNOTS IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES 1 TO 2 FEET.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS
IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
LSZ150-270400-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
500 PM CDT SUN JUL 26 2026
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTHEAST LATE
IN THE NIGHT. PATCHY FOG EARLY IN THE EVENING. PATCHY SMOKE IN
THE LATE EVENING AND OVERNIGHT. SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING. CHANCE OF RAIN SHOWERS THROUGH THE NIGHT. CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING, THEN SLIGHT CHANCE OF RAIN SHOWERS
IN THE AFTERNOON. WAVES 1 TO 2 FEET.
MONDAY NIGHT
NORTHEAST WIND 5 KNOTS BECOMING WEST EARLY IN THE
MORNING. PARTLY CLOUDY. WAVES 1 TO 2 FEET.
TUESDAY
NORTHEAST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
LSZ121-270400-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
500 PM CDT SUN JUL 26 2026
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTH LATE IN
THE NIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH THE NIGHT.
PATCHY SMOKE IN THE LATE EVENING AND OVERNIGHT. WAVES 1 FOOT OR
LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY SMOKE IN THE
MORNING. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING, THEN
SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
NORTHEAST WIND 5 KNOTS IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
LSZ148-270400-
OAK POINT TO SAXON HARBOR WI-
500 PM CDT SUN JUL 26 2026
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST LATE
IN THE NIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH THE
NIGHT. PATCHY SMOKE IN THE LATE EVENING AND OVERNIGHT. WAVES
1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY SMOKE IN THE
MORNING. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING, THEN
SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. WAVES 1 TO 2 FEET.
MONDAY NIGHT
NORTHEAST WIND 5 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES 1 TO
2 FEET.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page