769
FZUS53 KDLH 222317
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
617 PM CDT SAT AUG 22 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.
LSZ140-231000-
GRAND PORTAGE TO GRAND MARAIS MN-
617 PM CDT SAT AUG 22 2026
REST OF TONIGHT
NORTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. PARTLY CLOUDY. WAVES 1 TO 2 FEET.
SUNDAY
NORTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHWEST 5 TO 10 KNOTS LATE IN THE AFTERNOON. MOSTLY
SUNNY. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
WEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST AFTER
MIDNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
NORTH WIND 5 KNOTS BECOMING NORTHEAST LATE IN THE
MORNING, THEN BECOMING SOUTH IN THE AFTERNOON. MOSTLY SUNNY.
WAVES 1 FOOT OR LESS.
LSZ141-231000-
GRAND MARAIS TO TACONITE HARBOR MN-
617 PM CDT SAT AUG 22 2026
REST OF TONIGHT
NORTH WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
SUNDAY
NORTH WIND 5 KNOTS BECOMING SOUTHWEST IN THE AFTERNOON.
MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST LATE IN
THE EVENING, THEN BECOMING VARIABLE 10 KNOTS OR LESS AFTER
MIDNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTH 5 KNOTS
IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ142-231000-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
617 PM CDT SAT AUG 22 2026
REST OF TONIGHT
NORTH WIND 5 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT
OR LESS.
SUNDAY
NORTH WIND 5 KNOTS BECOMING NORTHEAST LATE IN THE
MORNING, THEN BECOMING SOUTH EARLY IN THE AFTERNOON BECOMING
SOUTHWEST LATE IN THE AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
SOUTHWEST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES 1 FOOT
OR LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
LSZ143-231000-
SILVER BAY HARBOR TO TWO HARBORS MN-
617 PM CDT SAT AUG 22 2026
REST OF TONIGHT
NORTHWEST WIND 5 KNOTS BECOMING NORTH AFTER
MIDNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
SUNDAY
NORTH WIND 5 KNOTS BECOMING SOUTHEAST IN THE AFTERNOON.
SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
VARIABLE WINDS 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. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ144-231000-
TWO HARBORS TO DULUTH MN-
617 PM CDT SAT AUG 22 2026
REST OF TONIGHT
NORTH WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
1 FOOT OR LESS.
SUNDAY
NORTH WIND 5 KNOTS BECOMING EAST IN THE LATE MORNING
AND AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
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 KNOTS
IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
LSZ145-231000-
DULUTH MN TO PORT WING WI-
617 PM CDT SAT AUG 22 2026
REST OF TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS BECOMING NORTH
AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHEAST WIND 5 KNOTS BECOMING EAST IN THE AFTERNOON.
SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
EAST WIND 5 KNOTS BECOMING SOUTHEAST AFTER
MIDNIGHT, THEN BECOMING VARIABLE 10 KNOTS OR LESS EARLY IN THE
MORNING. MOSTLY CLEAR. 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.
LSZ146-231000-
PORT WING TO SAND ISLAND WI-
617 PM CDT SAT AUG 22 2026
REST OF TONIGHT
NORTHWEST WIND 5 KNOTS BECOMING NORTH IN THE
LATE EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
SUNDAY
NORTH WIND 5 KNOTS BECOMING EAST EARLY IN THE
AFTERNOON, THEN BECOMING VARIABLE 10 KNOTS OR LESS LATE IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
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.
LSZ147-231000-
SAND ISLAND TO BAYFIELD WI-
617 PM CDT SAT AUG 22 2026
REST OF TONIGHT
NORTHWEST WIND 5 KNOTS BECOMING NORTH AFTER
MIDNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
SUNDAY
NORTH WIND 5 TO 10 KNOTS BECOMING SOUTHEAST LATE IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
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. SUNNY. WAVES 1 FOOT OR LESS.
LSZ150-231000-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
617 PM CDT SAT AUG 22 2026
REST OF TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS BECOMING NORTH
AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
SUNDAY
NORTH WIND 5 TO 10 KNOTS BECOMING SOUTH LATE IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
SOUTH WIND 5 KNOTS BECOMING WEST AFTER MIDNIGHT.
MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
NORTHWEST WIND 5 KNOTS BECOMING EAST IN THE AFTERNOON.
SUNNY. WAVES 1 FOOT OR LESS.
LSZ121-231000-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
617 PM CDT SAT AUG 22 2026
REST OF TONIGHT
NORTH WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
1 FOOT OR LESS.
SUNDAY
NORTH WIND 5 TO 10 KNOTS BECOMING NORTHEAST IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
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 EAST 5 KNOTS
IN THE AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
LSZ148-231000-
OAK POINT TO SAXON HARBOR WI-
617 PM CDT SAT AUG 22 2026
REST OF TONIGHT
NORTH WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
1 FOOT OR LESS.
SUNDAY
NORTH WIND 5 TO 10 KNOTS BECOMING EAST LATE IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
EAST WIND 5 KNOTS BECOMING SOUTHWEST AFTER
MIDNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
SOUTHWEST WIND 5 KNOTS EARLY IN THE MORNING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING NORTHEAST 5 KNOTS IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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