545
FZUS53 KDLH 271000
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
500 AM CDT SUN SEP 27 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.
LSZ140-271600-
GRAND PORTAGE TO GRAND MARAIS MN-
500 AM CDT SUN SEP 27 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS IN THE MORNING. WAVES 1 TO 2 FEET.
TONIGHT
WEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST AFTER
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
MONDAY
NORTH WIND 5 TO 10 KNOTS BECOMING SOUTHEAST IN THE
AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH EARLY IN
THE MORNING. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
LSZ141-271600-
GRAND MARAIS TO TACONITE HARBOR MN-
500 AM CDT SUN SEP 27 2026
TODAY
SOUTH WIND 5 KNOTS BECOMING SOUTHWEST IN THE AFTERNOON.
CHANCE OF RAIN SHOWERS EARLY IN THE MORNING, THEN SLIGHT CHANCE
OF RAIN SHOWERS LATE IN THE MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 KNOTS BECOMING NORTH EARLY IN THE MORNING.
PATCHY FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
MONDAY
NORTH WIND 5 KNOTS BECOMING EAST IN THE LATE MORNING
AND AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
EAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ142-271600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
500 AM CDT SUN SEP 27 2026
TODAY
SOUTH WIND 5 KNOTS BECOMING SOUTHWEST IN THE AFTERNOON.
CHANCE OF RAIN SHOWERS EARLY IN THE MORNING, THEN SLIGHT CHANCE
OF RAIN SHOWERS LATE IN THE MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTH EARLY IN THE
MORNING. PATCHY FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
MONDAY
NORTH WIND 5 KNOTS BECOMING EAST IN THE LATE MORNING
AND AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ143-271600-
SILVER BAY HARBOR TO TWO HARBORS MN-
500 AM CDT SUN SEP 27 2026
TODAY
SOUTHEAST WIND 5 KNOTS BECOMING SOUTHWEST IN THE LATE
MORNING AND AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE
MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST AFTER
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
MONDAY
NORTH WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
MORNING AND AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 FOOT OR
LESS.
MONDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF
RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ144-271600-
TWO HARBORS TO DULUTH MN-
500 AM CDT SUN SEP 27 2026
TODAY
SOUTHEAST WIND 5 KNOTS BECOMING SOUTHWEST IN THE LATE
MORNING AND AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE
MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST EARLY IN THE
MORNING. PATCHY FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
MONDAY
NORTH WIND 5 KNOTS BECOMING EAST IN THE LATE MORNING
AND AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST
EARLY IN THE MORNING. SLIGHT CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ145-271600-
DULUTH MN TO PORT WING WI-
500 AM CDT SUN SEP 27 2026
TODAY
SOUTH WIND 5 KNOTS BECOMING SOUTHWEST IN THE LATE
MORNING AND AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE
MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS. PATCHY FOG AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
MONDAY
SOUTHWEST WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
MORNING AND AFTERNOON. AREAS OF FOG IN THE MORNING. WAVES 1 FOOT
OR LESS.
MONDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTH EARLY
IN THE MORNING. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
LSZ146-271600-
PORT WING TO SAND ISLAND WI-
500 AM CDT SUN SEP 27 2026
TODAY
SOUTH WIND 5 KNOTS BECOMING SOUTHWEST IN THE AFTERNOON.
SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE MORNING. WAVES 1 FOOT
OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS. PATCHY FOG AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
MONDAY
WEST WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
MORNING AND AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 FOOT OR
LESS.
MONDAY NIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH EARLY IN
THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ147-271600-
SAND ISLAND TO BAYFIELD WI-
500 AM CDT SUN SEP 27 2026
TODAY
SOUTH WIND 5 KNOTS BECOMING SOUTHWEST IN THE AFTERNOON.
SLIGHT CHANCE OF RAIN SHOWERS IN THE MORNING. WAVES 1 FOOT OR
LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING WEST AFTER MIDNIGHT.
PATCHY FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
MONDAY
NORTH WIND 5 KNOTS BECOMING EAST IN THE LATE MORNING
AND AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
EAST WIND 5 KNOTS BECOMING SOUTH AFTER MIDNIGHT.
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ150-271600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
500 AM CDT SUN SEP 27 2026
TODAY
SOUTH WIND 5 TO 10 KNOTS BECOMING SOUTHWEST LATE IN THE
AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS IN THE MORNING. WAVES
1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST AFTER
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
MONDAY
NORTHEAST WIND 5 KNOTS BECOMING EAST IN THE LATE
MORNING AND AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 FOOT OR
LESS.
MONDAY NIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH AFTER
MIDNIGHT. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ121-271600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
500 AM CDT SUN SEP 27 2026
TODAY
SOUTH WIND 5 KNOTS BECOMING SOUTHWEST IN THE AFTERNOON.
SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE MORNING. WAVES 1 FOOT
OR LESS.
TONIGHT
WEST WIND 5 KNOTS. PATCHY FOG AFTER MIDNIGHT. WAVES
1 FOOT OR LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 TO
10 KNOTS IN THE LATE MORNING AND AFTERNOON. AREAS OF FOG IN THE
MORNING. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTH AFTER
MIDNIGHT. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ148-271600-
OAK POINT TO SAXON HARBOR WI-
500 AM CDT SUN SEP 27 2026
TODAY
SOUTH WIND 5 KNOTS BECOMING SOUTHWEST IN THE AFTERNOON.
SLIGHT CHANCE OF RAIN SHOWERS IN THE MORNING. WAVES 1 FOOT OR
LESS.
TONIGHT
SOUTH WIND 5 KNOTS BECOMING SOUTHWEST IN THE LATE
EVENING AND OVERNIGHT. PATCHY FOG AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
MONDAY
SOUTHWEST WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
MORNING AND AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 FOOT OR
LESS.
MONDAY NIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH AFTER
MIDNIGHT. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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