069
FZUS53 KDLH 231822
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
122 PM CDT SUN AUG 23 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.
LSZ140-232200-
GRAND PORTAGE TO GRAND MARAIS MN-
122 PM CDT SUN AUG 23 2026
REST OF TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. SUNNY. WAVES
1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST EARLY
IN THE MORNING. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
NORTH WIND 5 TO 10 KNOTS BECOMING SOUTHWEST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ141-232200-
GRAND MARAIS TO TACONITE HARBOR MN-
122 PM CDT SUN AUG 23 2026
REST OF TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. SUNNY. WAVES
1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTH AFTER MIDNIGHT.
PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
NORTH WIND 5 KNOTS EARLY IN THE MORNING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING SOUTHWEST 5 KNOTS IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
VARIABLE WINDS 10 KNOTS OR LESS. MOSTLY CLOUDY.
WAVES 1 FOOT OR LESS.
LSZ142-232200-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
122 PM CDT SUN AUG 23 2026
REST OF TODAY
SOUTH WIND 5 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
MONDAY NIGHT
VARIABLE WINDS 10 KNOTS OR LESS. SLIGHT CHANCE OF
RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ143-232200-
SILVER BAY HARBOR TO TWO HARBORS MN-
122 PM CDT SUN AUG 23 2026
REST OF TODAY
SOUTH WIND 5 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTH WIND 5 KNOTS IN THE EVENING BECOMING VARIABLE
10 KNOTS OR LESS. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS
IN THE AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ144-232200-
TWO HARBORS TO DULUTH MN-
122 PM CDT SUN AUG 23 2026
REST OF TODAY
EAST WIND 5 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
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.
MONDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF
RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ145-232200-
DULUTH MN TO PORT WING WI-
122 PM CDT SUN AUG 23 2026
REST OF TODAY
EAST WIND 5 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
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.
MONDAY NIGHT
EAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ146-232200-
PORT WING TO SAND ISLAND WI-
122 PM CDT SUN AUG 23 2026
REST OF TODAY
EAST WIND 5 KNOTS EARLY IN THE AFTERNOON
BECOMING VARIABLE 10 KNOTS OR LESS. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
EAST WIND 5 KNOTS IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY IN THE EVENING THEN
BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ147-232200-
SAND ISLAND TO BAYFIELD WI-
122 PM CDT SUN AUG 23 2026
REST OF TODAY
EAST WIND 5 KNOTS BECOMING SOUTHEAST LATE.
SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTH WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING EAST LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
SOUTHEAST WIND 5 KNOTS. PARTLY CLOUDY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ150-232200-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
122 PM CDT SUN AUG 23 2026
REST OF TODAY
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH LATE.
SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST AFTER
MIDNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
NORTH WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
SOUTHEAST WIND 5 KNOTS. PARTLY CLOUDY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ121-232200-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
122 PM CDT SUN AUG 23 2026
REST OF TODAY
EAST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
SOUTHEAST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS
IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
EAST WIND 5 KNOTS IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING SOUTH 5 KNOTS EARLY IN
THE MORNING. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
LSZ148-232200-
OAK POINT TO SAXON HARBOR WI-
122 PM CDT SUN AUG 23 2026
REST OF TODAY
EAST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTHWEST AFTER
MIDNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
WEST WIND 5 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.
MONDAY NIGHT
EAST WIND 5 KNOTS BECOMING SOUTH AFTER MIDNIGHT.
PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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