673
FZUS53 KDLH 061123
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
623 AM CDT WED MAY 6 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.
LSZ140-061600-
GRAND PORTAGE TO GRAND MARAIS MN-
623 AM CDT WED MAY 6 2026
TODAY
WEST WIND 10 TO 15 KNOTS. SLIGHT CHANCE OF SNOW SHOWERS
THROUGH THE DAY. SLIGHT CHANCE OF RAIN SHOWERS LATE IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
WEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS
IN THE EVENING. WAVES 1 TO 2 FEET.
THURSDAY
WEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS IN THE AFTERNOON. PARTLY
SUNNY. WAVES 1 TO 2 FEET BUILDING TO 1 TO 3 FEET LATE IN THE
AFTERNOON.
THURSDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS BECOMING WEST
5 TO 10 KNOTS IN THE LATE EVENING AND OVERNIGHT. PARTLY CLOUDY.
WAVES 1 TO 3 FEET.
LSZ141-061600-
GRAND MARAIS TO TACONITE HARBOR MN-
623 AM CDT WED MAY 6 2026
TODAY
WEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF SNOW SHOWERS
THROUGH THE DAY. SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON.
WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS
IN THE EVENING. WAVES 1 FOOT OR LESS.
THURSDAY
WEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
WEST WIND 5 TO 10 KNOTS IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
LSZ142-061600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
623 AM CDT WED MAY 6 2026
TODAY
WEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF SNOW SHOWERS
UNTIL LATE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 KNOTS IN THE EVENING BECOMING VARIABLE
10 KNOTS OR LESS. MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
THURSDAY
WEST WIND 5 KNOTS BECOMING SOUTHWEST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
WEST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
LSZ143-061600-
SILVER BAY HARBOR TO TWO HARBORS MN-
623 AM CDT WED MAY 6 2026
TODAY
WEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF SNOW SHOWERS
UNTIL LATE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS IN THE LATE
MORNING AND AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 KNOTS. MOSTLY CLOUDY IN THE EVENING THEN
BECOMING PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
THURSDAY
WEST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
THURSDAY NIGHT
WEST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING WEST 5 KNOTS EARLY IN
THE MORNING. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
LSZ144-061600-
TWO HARBORS TO DULUTH MN-
623 AM CDT WED MAY 6 2026
TODAY
WEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF SNOW SHOWERS
EARLY IN THE MORNING. SLIGHT CHANCE OF SNOW SHOWERS EARLY IN THE
AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES
1 FOOT OR LESS.
TONIGHT
WEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY IN THE EVENING
THEN BECOMING PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
THURSDAY
WEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT
OR LESS.
THURSDAY NIGHT
NORTHWEST WIND 5 KNOTS. MOSTLY CLEAR. WAVES
1 FOOT OR LESS.
LSZ145-061600-
DULUTH MN TO PORT WING WI-
623 AM CDT WED MAY 6 2026
TODAY
WEST WIND 10 TO 15 KNOTS EASING TO 5 TO 10 KNOTS IN THE
AFTERNOON. SLIGHT CHANCE OF SNOW SHOWERS EARLY IN THE AFTERNOON.
SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR
LESS.
TONIGHT
WEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY IN THE EVENING
THEN BECOMING PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
THURSDAY
WEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT
OR LESS.
THURSDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST
AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ146-061600-
PORT WING TO SAND ISLAND WI-
623 AM CDT WED MAY 6 2026
TODAY
WEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF SNOW SHOWERS
EARLY IN THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT OR
LESS.
THURSDAY
WEST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
THURSDAY NIGHT
WEST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING SOUTHWEST 5 KNOTS EARLY
IN THE MORNING. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
LSZ147-061600-
SAND ISLAND TO BAYFIELD WI-
623 AM CDT WED MAY 6 2026
TODAY
WEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS
AND SNOW SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT OR
LESS.
THURSDAY
WEST WIND 5 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
SOUTHWEST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS, THEN BECOMING SOUTHWEST
5 KNOTS EARLY IN THE MORNING. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
LSZ150-061600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
623 AM CDT WED MAY 6 2026
TODAY
WEST WIND 10 TO 15 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS
AND SNOW SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT OR
LESS.
THURSDAY
WEST WIND 5 KNOTS BECOMING SOUTHWEST LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
SOUTHWEST WIND 5 KNOTS BECOMING WEST AFTER
MIDNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
LSZ121-061600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
623 AM CDT WED MAY 6 2026
TODAY
WEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS
AND SNOW SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT
OR LESS.
THURSDAY
WEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT
OR LESS.
THURSDAY NIGHT
SOUTHWEST WIND 5 KNOTS. MOSTLY CLEAR. WAVES
1 FOOT OR LESS.
LSZ148-061600-
OAK POINT TO SAXON HARBOR WI-
623 AM CDT WED MAY 6 2026
TODAY
WEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS
AND SNOW SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT
OR LESS.
THURSDAY
WEST WIND 5 KNOTS BECOMING NORTHWEST EARLY IN THE
AFTERNOON, THEN BECOMING EAST LATE IN THE AFTERNOON. MOSTLY
SUNNY. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
SOUTH WIND 5 KNOTS BECOMING SOUTHWEST AFTER
MIDNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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