624
FZUS53 KDLH 231658
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
1158 AM CDT THU OCT 23 2025
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-
1158 AM CDT THU OCT 23 2025
REST OF TODAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. ISOLATED RAIN SHOWERS LATE IN THE MORNING, THEN
SCATTERED RAIN SHOWERS LATE. WAVES 1 TO 2 FEET.
TONIGHT
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. SCATTERED SPRINKLES IN THE EVENING. WAVES 1 TO 2 FEET.
FRIDAY
NORTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
SOUTHWEST WIND 5 KNOTS BECOMING SOUTH IN THE LATE
EVENING AND OVERNIGHT. PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ141-232200-
GRAND MARAIS TO TACONITE HARBOR MN-
1158 AM CDT THU OCT 23 2025
REST OF TODAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. ISOLATED SNOW SHOWERS LATE IN THE MORNING.
ISOLATED RAIN SHOWERS LATE IN THE MORNING, THEN SCATTERED
SPRINKLES LATE. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS. SCATTERED SPRINKLES IN
THE EVENING. WAVES 1 FOOT OR LESS.
FRIDAY
NORTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
SOUTHEAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ142-232200-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
1158 AM CDT THU OCT 23 2025
REST OF TODAY
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE AFTERNOON. ISOLATED RAIN SHOWERS LATE IN
THE MORNING, THEN SCATTERED SPRINKLES LATE. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
FRIDAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTH IN THE AFTERNOON.
MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
SOUTHEAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ143-232200-
SILVER BAY HARBOR TO TWO HARBORS MN-
1158 AM CDT THU OCT 23 2025
REST OF TODAY
NORTHWEST WIND 5 TO 10 KNOTS. ISOLATED RAIN
SHOWERS LATE IN THE MORNING, THEN SCATTERED SPRINKLES LATE. WAVES
1 FOOT OR LESS.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
FRIDAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTH IN THE AFTERNOON.
MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH EARLY IN
THE MORNING. SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. WAVES 1 FOOT
OR LESS.
LSZ144-232200-
TWO HARBORS TO DULUTH MN-
1158 AM CDT THU OCT 23 2025
REST OF TODAY
NORTHWEST WIND 5 TO 10 KNOTS. ISOLATED RAIN
SHOWERS LATE IN THE MORNING, THEN SCATTERED SPRINKLES LATE. WAVES
1 FOOT OR LESS.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
FRIDAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
SOUTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ145-232200-
DULUTH MN TO PORT WING WI-
1158 AM CDT THU OCT 23 2025
REST OF TODAY
NORTHWEST WIND 5 TO 10 KNOTS. ISOLATED RAIN
SHOWERS LATE IN THE MORNING, THEN SCATTERED SPRINKLES LATE. WAVES
1 FOOT OR LESS.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
FRIDAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH EARLY IN
THE MORNING. SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. WAVES 1 FOOT
OR LESS.
LSZ146-232200-
PORT WING TO SAND ISLAND WI-
1158 AM CDT THU OCT 23 2025
REST OF TODAY
NORTHWEST WIND 10 TO 15 KNOTS. ISOLATED RAIN
SHOWERS LATE IN THE MORNING, THEN SCATTERED SPRINKLES LATE. WAVES
1 TO 2 FEET.
TONIGHT
NORTHWEST WIND 10 TO 15 KNOTS. MOSTLY CLOUDY IN THE
EVENING THEN BECOMING PARTLY CLOUDY. WAVES 1 TO 2 FEET.
FRIDAY
NORTHWEST WIND 5 KNOTS BECOMING WEST EARLY IN THE
AFTERNOON, THEN BECOMING SOUTHEAST LATE IN THE AFTERNOON. MOSTLY
SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH EARLY IN
THE MORNING. SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. WAVES 1 FOOT
OR LESS.
LSZ147-232200-
SAND ISLAND TO BAYFIELD WI-
1158 AM CDT THU OCT 23 2025
REST OF TODAY
NORTHWEST WIND 10 TO 15 KNOTS. ISOLATED RAIN
SHOWERS LATE IN THE MORNING, THEN SCATTERED SPRINKLES LATE. WAVES
1 TO 2 FEET.
TONIGHT
NORTHWEST WIND 10 TO 15 KNOTS. SCATTERED SPRINKLES IN
THE EVENING. WAVES 1 TO 2 FEET.
FRIDAY
NORTHWEST WIND 5 TO 10 KNOTS BECOMING WEST EARLY IN THE
AFTERNOON, THEN BECOMING SOUTHEAST LATE IN THE AFTERNOON. MOSTLY
SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH EARLY IN
THE MORNING. SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. WAVES 1 FOOT
OR LESS.
LSZ150-232200-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
1158 AM CDT THU OCT 23 2025
REST OF TODAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS LATE IN THE MORNING. ISOLATED RAIN SHOWERS LATE IN THE
MORNING, THEN SCATTERED SPRINKLES LATE. WAVES 1 TO 3 FEET.
TONIGHT
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. SCATTERED SPRINKLES IN THE EVENING. WAVES
1 TO 3 FEET.
FRIDAY
NORTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST LATE IN
THE AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH EARLY IN
THE MORNING. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
LSZ121-232200-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
1158 AM CDT THU OCT 23 2025
REST OF TODAY
NORTHWEST WIND 5 TO 10 KNOTS. ISOLATED RAIN
SHOWERS LATE IN THE MORNING, THEN SCATTERED SPRINKLES LATE. WAVES
1 FOOT OR LESS.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
FRIDAY
WEST WIND 5 KNOTS BECOMING SOUTH LATE IN THE AFTERNOON.
MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH AFTER
MIDNIGHT. SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
LSZ148-232200-
OAK POINT TO SAXON HARBOR WI-
1158 AM CDT THU OCT 23 2025
REST OF TODAY
NORTHWEST WIND 10 TO 15 KNOTS. ISOLATED RAIN
SHOWERS LATE IN THE MORNING, THEN SCATTERED SPRINKLES LATE. WAVES
1 TO 2 FEET.
TONIGHT
NORTHWEST WIND 10 TO 15 KNOTS. SCATTERED SPRINKLES IN
THE EVENING. WAVES 1 TO 2 FEET.
FRIDAY
WEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST EARLY IN THE
AFTERNOON, THEN BECOMING SOUTHEAST LATE IN THE AFTERNOON. MOSTLY
SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
SOUTHEAST WIND 5 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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