271
FZUS53 KDLH 250400
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
1100 PM CDT THU SEP 24 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.
LSZ140-251000-
GRAND PORTAGE TO GRAND MARAIS MN-
1100 PM CDT THU SEP 24 2026
REST OF TONIGHT
NORTH WIND 5 KNOTS BECOMING SOUTHWEST TOWARD
DAYBREAK. CHANCE OF RAIN SHOWERS LATE IN THE EVENING, THEN SLIGHT
CHANCE OF RAIN SHOWERS TOWARD DAYBREAK. WAVES 1 FOOT OR LESS.
FRIDAY
SOUTHWEST WIND 5 KNOTS. MOSTLY CLOUDY IN THE MORNING
THEN BECOMING MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
SOUTH WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
EVENING AND OVERNIGHT. PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
EAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT
OR LESS.
LSZ141-251000-
GRAND MARAIS TO TACONITE HARBOR MN-
1100 PM CDT THU SEP 24 2026
REST OF TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS. CHANCE OF
RAIN SHOWERS LATE IN THE EVENING, THEN SLIGHT CHANCE OF RAIN
SHOWERS TOWARD DAYBREAK. WAVES 1 FOOT OR LESS.
FRIDAY
VARIABLE WINDS 10 KNOTS OR LESS. PATCHY FOG IN THE
MORNING. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
VARIABLE WINDS 10 KNOTS OR LESS BECOMING
NORTHEAST 5 KNOTS IN THE LATE EVENING AND OVERNIGHT. PARTLY
CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT
OR LESS.
SATURDAY
EAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT
OR LESS.
LSZ142-251000-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
1100 PM CDT THU SEP 24 2026
REST OF TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS. CHANCE OF
RAIN SHOWERS LATE IN THE EVENING, THEN SLIGHT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
FRIDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS
LATE IN THE AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 FOOT OR
LESS.
FRIDAY NIGHT
NORTHEAST WIND 5 KNOTS. MOSTLY CLEAR IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES
1 FOOT OR LESS.
LSZ143-251000-
SILVER BAY HARBOR TO TWO HARBORS MN-
1100 PM CDT THU SEP 24 2026
REST OF TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS. SLIGHT CHANCE
OF RAIN SHOWERS LATE IN THE EVENING. PATCHY FOG AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
FRIDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS
IN THE AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 FOOT OR
LESS.
FRIDAY NIGHT
NORTHEAST WIND 5 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ144-251000-
TWO HARBORS TO DULUTH MN-
1100 PM CDT THU SEP 24 2026
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS LATE IN THE EVENING. PATCHY FOG AFTER MIDNIGHT. WAVES
1 FOOT OR LESS.
FRIDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS
IN THE LATE MORNING AND AFTERNOON. PATCHY FOG IN THE MORNING.
WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
SATURDAY
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. PARTLY SUNNY. WAVES 1 TO 2 FEET.
LSZ145-251000-
DULUTH MN TO PORT WING WI-
1100 PM CDT THU SEP 24 2026
REST OF TONIGHT
EAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS LATE IN THE EVENING. PATCHY FOG AFTER MIDNIGHT. WAVES
1 FOOT OR LESS.
FRIDAY
SOUTHEAST WIND 5 KNOTS BECOMING WEST LATE IN THE
MORNING, THEN BECOMING NORTHEAST IN THE AFTERNOON. PATCHY FOG IN
THE MORNING. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
SATURDAY
EAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT
OR LESS.
LSZ146-251000-
PORT WING TO SAND ISLAND WI-
1100 PM CDT THU SEP 24 2026
REST OF TONIGHT
EAST WIND 5 KNOTS LATE IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. SLIGHT CHANCE OF RAIN SHOWERS LATE IN
THE EVENING. PATCHY FOG TOWARD DAYBREAK. WAVES 1 FOOT OR LESS.
FRIDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 FOOT
OR LESS.
FRIDAY NIGHT
EAST WIND 5 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT OR
LESS.
SATURDAY
EAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT
OR LESS.
LSZ147-251000-
SAND ISLAND TO BAYFIELD WI-
1100 PM CDT THU SEP 24 2026
REST OF TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTH
5 KNOTS TOWARD DAYBREAK. SLIGHT CHANCE OF RAIN SHOWERS LATE IN
THE EVENING. WAVES 1 FOOT OR LESS.
FRIDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
FRIDAY NIGHT
EAST WIND 5 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT OR
LESS.
SATURDAY
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING EAST LATE IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ150-251000-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
1100 PM CDT THU SEP 24 2026
REST OF TONIGHT
SOUTH WIND 5 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS LATE IN THE EVENING. WAVES 1 FOOT OR LESS.
FRIDAY
SOUTH WIND 5 KNOTS BECOMING NORTHEAST IN THE AFTERNOON.
MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
EAST WIND 5 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT OR
LESS.
SATURDAY
SOUTHEAST WIND 5 KNOTS BECOMING EAST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ121-251000-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
1100 PM CDT THU SEP 24 2026
REST OF TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS. SLIGHT CHANCE
OF RAIN SHOWERS LATE IN THE EVENING. WAVES 1 FOOT OR LESS.
FRIDAY
SOUTH WIND 5 KNOTS EARLY IN THE MORNING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING EAST 5 KNOTS IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
NORTHEAST WIND 5 KNOTS BECOMING SOUTHEAST AFTER
MIDNIGHT, THEN BECOMING VARIABLE 10 KNOTS OR LESS EARLY IN THE
MORNING. PATCHY FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
SATURDAY
SOUTHEAST WIND 5 KNOTS BECOMING EAST IN THE
AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 FOOT OR LESS.
LSZ148-251000-
OAK POINT TO SAXON HARBOR WI-
1100 PM CDT THU SEP 24 2026
REST OF TONIGHT
SOUTH WIND 5 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS LATE IN THE EVENING. WAVES 1 FOOT OR LESS.
FRIDAY
SOUTHWEST WIND 5 KNOTS BECOMING NORTHEAST IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
EAST WIND 5 KNOTS BECOMING SOUTHEAST AFTER
MIDNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
SOUTHEAST WIND 5 KNOTS BECOMING EAST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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