040
FZUS53 KDLH 302315
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
615 PM CDT WED SEP 30 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.
LSZ140-011000-
GRAND PORTAGE TO GRAND MARAIS MN-
615 PM CDT WED SEP 30 2026
REST OF TONIGHT
WEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST
AFTER MIDNIGHT. PATCHY DENSE FOG IN THE EVENING. WAVES 1 TO
2 FEET.
THURSDAY
NORTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING WEST 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
THURSDAY NIGHT
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
FRIDAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. SUNNY. WAVES 1 TO 2 FEET.
LSZ141-011000-
GRAND MARAIS TO TACONITE HARBOR MN-
615 PM CDT WED SEP 30 2026
REST OF TONIGHT
WEST WIND 5 KNOTS BECOMING NORTHWEST AFTER
MIDNIGHT. PATCHY DENSE FOG EARLY IN THE EVENING. WAVES 1 FOOT OR
LESS.
THURSDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES 1 TO
2 FEET.
THURSDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
FRIDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
UNTIL LATE AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
LSZ142-011000-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
615 PM CDT WED SEP 30 2026
REST OF TONIGHT
WEST WIND 5 KNOTS BECOMING NORTHWEST WITH
GUSTS TO AROUND 20 KNOTS TOWARD DAYBREAK. PARTLY CLOUDY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
THURSDAY
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
THURSDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING THEN 20 KNOTS EARLY IN THE MORNING.
MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
FRIDAY
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE MORNING. SUNNY. WAVES 1 FOOT OR LESS.
LSZ143-011000-
SILVER BAY HARBOR TO TWO HARBORS MN-
615 PM CDT WED SEP 30 2026
REST OF TONIGHT
WEST WIND 5 KNOTS BECOMING NORTHWEST TOWARD
DAYBREAK. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
THURSDAY
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING THEN 20 KNOTS EARLY IN THE MORNING.
MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
FRIDAY
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE MORNING. SUNNY. WAVES 1 FOOT OR LESS.
LSZ144-011000-
TWO HARBORS TO DULUTH MN-
615 PM CDT WED SEP 30 2026
REST OF TONIGHT
WEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST
TOWARD DAYBREAK. PARTLY CLOUDY EARLY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
THURSDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
THURSDAY NIGHT
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
FRIDAY
NORTHWEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
LSZ145-011000-
DULUTH MN TO PORT WING WI-
615 PM CDT WED SEP 30 2026
REST OF TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST
TOWARD DAYBREAK. PARTLY CLOUDY EARLY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
THURSDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
THURSDAY NIGHT
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
FRIDAY
NORTHWEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
LSZ146-011000-
PORT WING TO SAND ISLAND WI-
615 PM CDT WED SEP 30 2026
REST OF TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST
TOWARD DAYBREAK. PARTLY CLOUDY EARLY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
THURSDAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
THURSDAY NIGHT
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
FRIDAY
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN THE
MORNING. SUNNY. WAVES 1 FOOT OR LESS.
LSZ147-011000-
SAND ISLAND TO BAYFIELD WI-
615 PM CDT WED SEP 30 2026
REST OF TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST
TOWARD DAYBREAK. PARTLY CLOUDY EARLY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
THURSDAY
NORTHWEST WIND 10 TO 15 KNOTS BECOMING WEST LATE IN
THE AFTERNOON. GUSTS UP TO 20 KNOTS IN THE AFTERNOON. MOSTLY
SUNNY. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
FRIDAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING WEST 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS IN THE LATE MORNING AND AFTERNOON. SUNNY. WAVES 1 TO
2 FEET.
LSZ150-011000-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
615 PM CDT WED SEP 30 2026
REST OF TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST
TOWARD DAYBREAK. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
THURSDAY
NORTHWEST WIND 5 TO 10 KNOTS BECOMING WEST 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS IN THE AFTERNOON. MOSTLY
SUNNY. WAVES 1 TO 2 FEET.
THURSDAY NIGHT
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. MOSTLY CLEAR. WAVES 1 TO 3 FEET.
FRIDAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN THE
MORNING. SUNNY. WAVES 1 TO 3 FEET.
LSZ121-011000-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
615 PM CDT WED SEP 30 2026
REST OF TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING WEST TOWARD
DAYBREAK. PARTLY CLOUDY EARLY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
THURSDAY
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLEAR.
WAVES 1 FOOT OR LESS.
FRIDAY
NORTHWEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
LSZ148-011000-
OAK POINT TO SAXON HARBOR WI-
615 PM CDT WED SEP 30 2026
REST OF TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING WEST TOWARD
DAYBREAK. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
THURSDAY
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS IN THE EVENING THEN 20 KNOTS EARLY IN THE MORNING.
MOSTLY CLEAR. WAVES 1 TO 2 FEET.
FRIDAY
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE MORNING. SUNNY. WAVES 1 TO 2 FEET.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page