501
FZUS53 KDLH 050313
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
913 PM CST THU DEC 4 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.
LSZ140-051100-
GRAND PORTAGE TO GRAND MARAIS MN-
913 PM CST THU DEC 4 2025
..GALE WARNING IN EFFECT UNTIL MIDNIGHT CST TONIGHT
REST OF TONIGHT
SOUTHWEST WIND UP TO 30 KNOTS WITH GALES TO
AROUND 40 KNOTS BECOMING WEST 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS TOWARD DAYBREAK. FREEZING SPRAY IN THE LATE EVENING AND
EARLY MORNING. SNOW LATE IN THE EVENING. CHANCE OF FLURRIES AFTER
MIDNIGHT. WAVES 7 TO 12 FEET SUBSIDING TO 5 TO 8 FEET TOWARD
DAYBREAK. WAVES OCCASIONALLY TO 16 FEET.
FRIDAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS LATE IN
THE AFTERNOON. CHANCE OF FLURRIES IN THE AFTERNOON. WAVES 3 TO
5 FEET SUBSIDING TO 1 TO 2 FEET IN THE AFTERNOON. A SMALL CRAFT
ADVISORY MAY BE NEEDED.
FRIDAY NIGHT
NORTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO
20 KNOTS INCREASING TO 25 KNOTS IN THE LATE EVENING AND
OVERNIGHT. CHANCE OF FLURRIES. WAVES 1 TO 2 FEET.
SATURDAY
NORTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS.
SUNNY. WAVES 1 TO 3 FEET.
LSZ141-051100-
GRAND MARAIS TO TACONITE HARBOR MN-
913 PM CST THU DEC 4 2025
..GALE WARNING IN EFFECT UNTIL MIDNIGHT CST TONIGHT
REST OF TONIGHT
SOUTHWEST WIND UP TO 30 KNOTS WITH GALES TO
AROUND 35 KNOTS BECOMING WEST 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS AFTER MIDNIGHT. FREEZING SPRAY IN THE LATE EVENING AND
EARLY MORNING. CHANCE OF SNOW LATE IN THE EVENING. CHANCE OF
FLURRIES AFTER MIDNIGHT. WAVES 7 TO 10 FEET SUBSIDING TO 3 TO
5 FEET TOWARD DAYBREAK. WAVES OCCASIONALLY TO 13 FEET.
FRIDAY
WEST WIND 10 TO 15 KNOTS. CHANCE OF FLURRIES IN THE
AFTERNOON. WAVES 1 TO 3 FEET SUBSIDING TO 1 TO 2 FEET IN THE LATE
MORNING AND AFTERNOON.
FRIDAY NIGHT
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS INCREASING TO 25 KNOTS IN THE LATE EVENING AND
OVERNIGHT. CHANCE OF FLURRIES. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
SUNNY. WAVES 1 TO 2 FEET.
LSZ142-051100-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
913 PM CST THU DEC 4 2025
..GALE WARNING IN EFFECT UNTIL MIDNIGHT CST TONIGHT
REST OF TONIGHT
SOUTHWEST WIND 20 TO 25 KNOTS WITH GALES TO
AROUND 35 KNOTS BECOMING WEST 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS TOWARD DAYBREAK. FREEZING SPRAY IN THE LATE EVENING AND
EARLY MORNING. CHANCE OF SNOW LATE IN THE EVENING. CHANCE OF
FLURRIES AFTER MIDNIGHT. WAVES 5 TO 8 FEET SUBSIDING TO 2 TO
4 FEET TOWARD DAYBREAK. WAVES OCCASIONALLY TO 10 FEET.
FRIDAY
WEST WIND 5 TO 10 KNOTS. CHANCE OF FLURRIES IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
FRIDAY NIGHT
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS INCREASING TO 25 KNOTS IN THE LATE EVENING AND EARLY
MORNING, THEN DECREASING TO 20 KNOTS EARLY IN THE MORNING. CHANCE
OF FLURRIES. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE MORNING. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ143-051100-
SILVER BAY HARBOR TO TWO HARBORS MN-
913 PM CST THU DEC 4 2025
..GALE WARNING IN EFFECT UNTIL MIDNIGHT CST TONIGHT
REST OF TONIGHT
SOUTHWEST WIND 20 TO 25 KNOTS WITH GALES TO
AROUND 35 KNOTS BECOMING WEST 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS TOWARD DAYBREAK. FREEZING SPRAY LATE IN THE EVENING.
CHANCE OF SNOW LATE IN THE EVENING, THEN CHANCE OF FLURRIES AFTER
MIDNIGHT. WAVES 4 TO 7 FEET SUBSIDING TO 2 TO 4 FEET TOWARD
DAYBREAK. WAVES OCCASIONALLY TO 10 FEET.
FRIDAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS LATE IN
THE AFTERNOON. CHANCE OF FLURRIES IN THE AFTERNOON. WAVES 1 TO
2 FEET.
FRIDAY NIGHT
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. CHANCE OF FLURRIES. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
IN THE MORNING. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ144-051100-
TWO HARBORS TO DULUTH MN-
913 PM CST THU DEC 4 2025
..GALE WARNING IN EFFECT UNTIL MIDNIGHT CST TONIGHT
REST OF TONIGHT
SOUTHWEST WIND UP TO 30 KNOTS WITH GALES TO
AROUND 35 KNOTS EASING TO 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS AFTER MIDNIGHT. FREEZING SPRAY LATE IN THE EVENING.
CHANCE OF SNOW LATE IN THE EVENING, THEN CHANCE OF FLURRIES AFTER
MIDNIGHT. WAVES 4 TO 6 FEET SUBSIDING TO 1 TO 3 FEET TOWARD
DAYBREAK. WAVES OCCASIONALLY TO 8 FEET.
FRIDAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS LATE IN
THE AFTERNOON. CHANCE OF FLURRIES THROUGH THE DAY. WAVES 1 TO
2 FEET.
FRIDAY NIGHT
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. CHANCE OF FLURRIES. WAVES 1 TO 2 FEET.
SATURDAY
NORTHWEST WIND 10 TO 15 KNOTS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
LSZ145-051100-
DULUTH MN TO PORT WING WI-
913 PM CST THU DEC 4 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
REST OF TONIGHT
SOUTHWEST WIND 20 TO 25 KNOTS WITH GALES TO
AROUND 35 KNOTS EASING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS TOWARD DAYBREAK. SLIGHT CHANCE OF SNOW LATE IN THE
EVENING, THEN CHANCE OF FLURRIES AFTER MIDNIGHT. WAVES 4 TO
6 FEET SUBSIDING TO 1 TO 3 FEET TOWARD DAYBREAK. WAVES
OCCASIONALLY TO 7 FEET.
FRIDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
LATE IN THE AFTERNOON. CHANCE OF FLURRIES IN THE MORNING, THEN
SLIGHT CHANCE OF SNOW IN THE AFTERNOON. WAVES 1 TO 2 FEET.
FRIDAY NIGHT
NORTHWEST WIND 15 TO 20 KNOTS. MOSTLY CLOUDY.
WAVES 1 TO 2 FEET.
SATURDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE MORNING. PARTLY SUNNY. WAVES 1 TO 2 FEET.
LSZ146-051100-
PORT WING TO SAND ISLAND WI-
913 PM CST THU DEC 4 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
REST OF TONIGHT
SOUTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO
35 KNOTS. FREEZING SPRAY IN THE LATE EVENING AND EARLY MORNING.
CHANCE OF LIGHT FREEZING RAIN LATE IN THE EVENING. CHANCE OF SNOW
IN THE LATE EVENING AND EARLY MORNING, THEN CHANCE OF FLURRIES
TOWARD DAYBREAK. WAVES 5 TO 8 FEET SUBSIDING TO 3 TO 5 FEET
TOWARD DAYBREAK. WAVES OCCASIONALLY TO 10 FEET.
FRIDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
LATE IN THE AFTERNOON. CHANCE OF FLURRIES IN THE MORNING, THEN
SLIGHT CHANCE OF SNOW IN THE AFTERNOON. WAVES 1 TO 3 FEET
SUBSIDING TO 1 TO 2 FEET IN THE LATE MORNING AND AFTERNOON.
FRIDAY NIGHT
NORTHWEST WIND 5 TO 15 KNOTS RISING TO 15 TO
20 KNOTS IN THE LATE EVENING AND EARLY MORNING, THEN EASING TO
5 TO 15 KNOTS EARLY IN THE MORNING. CHANCE OF FLURRIES IN THE
EVENING. WAVES 1 TO 2 FEET.
SATURDAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS EASING TO 5 TO 10 KNOTS IN THE AFTERNOON. PARTLY SUNNY.
WAVES 1 TO 2 FEET.
LSZ147-051100-
SAND ISLAND TO BAYFIELD WI-
913 PM CST THU DEC 4 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
REST OF TONIGHT
SOUTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO
35 KNOTS. FREEZING SPRAY LATE IN THE EVENING. CHANCE OF SNOW IN
THE LATE EVENING AND EARLY MORNING. CHANCE OF FLURRIES TOWARD
DAYBREAK. WAVES 4 TO 7 FEET SUBSIDING TO 3 TO 5 FEET TOWARD
DAYBREAK. WAVES OCCASIONALLY TO 9 FEET.
FRIDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE MORNING THEN 20 KNOTS LATE IN THE AFTERNOON. CHANCE
OF FLURRIES IN THE MORNING, THEN CHANCE OF SNOW IN THE AFTERNOON.
WAVES 1 TO 3 FEET SUBSIDING TO 1 TO 2 FEET IN THE LATE MORNING
AND AFTERNOON.
FRIDAY NIGHT
NORTHWEST WIND 15 TO 20 KNOTS. CHANCE OF FLURRIES
IN THE EVENING. WAVES 1 TO 2 FEET.
SATURDAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS EASING TO 5 TO 10 KNOTS IN THE AFTERNOON. PARTLY SUNNY.
WAVES 1 TO 2 FEET.
LSZ150-051100-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
913 PM CST THU DEC 4 2025
..GALE WARNING IN EFFECT UNTIL MIDNIGHT CST TONIGHT
REST OF TONIGHT
SOUTHWEST WIND UP TO 30 KNOTS WITH GALES TO
AROUND 40 KNOTS EASING TO 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS TOWARD DAYBREAK. FREEZING SPRAY IN THE LATE EVENING AND
EARLY MORNING. CHANCE OF LIGHT FREEZING RAIN LATE IN THE EVENING.
CHANCE OF SNOW IN THE LATE EVENING AND EARLY MORNING, THEN CHANCE
OF FLURRIES TOWARD DAYBREAK. WAVES 6 TO 9 FEET SUBSIDING TO 4 TO
6 FEET TOWARD DAYBREAK. WAVES OCCASIONALLY TO 11 FEET.
FRIDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE MORNING THEN 20 KNOTS LATE IN THE AFTERNOON. CHANCE
OF FLURRIES IN THE MORNING, THEN SLIGHT CHANCE OF SNOW IN THE
AFTERNOON. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET IN THE LATE
MORNING AND AFTERNOON.
FRIDAY NIGHT
NORTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 25 KNOTS. CHANCE OF FLURRIES IN THE EVENING. WAVES 1 TO
3 FEET.
SATURDAY
NORTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS EASING TO 10 KNOTS LATE IN THE AFTERNOON. PARTLY SUNNY.
WAVES 1 TO 3 FEET.
LSZ121-051100-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
913 PM CST THU DEC 4 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
REST OF TONIGHT
SOUTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO
35 KNOTS DECREASING TO 20 KNOTS. SLIGHT CHANCE OF SNOW AND LIGHT
FREEZING RAIN LATE IN THE EVENING, THEN CHANCE OF SNOW AFTER
MIDNIGHT. CHANCE OF FLURRIES TOWARD DAYBREAK. WAVES 1 TO 3 FEET
SUBSIDING TO 1 TO 2 FEET AFTER MIDNIGHT.
FRIDAY
SOUTHWEST WIND 5 TO 10 KNOTS. CHANCE OF FLURRIES IN THE
MORNING, THEN CHANCE OF SNOW IN THE AFTERNOON. WAVES 1 FOOT OR
LESS.
FRIDAY NIGHT
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. CHANCE OF FLURRIES IN THE EVENING. WAVES 1 FOOT
OR LESS.
SATURDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE MORNING. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ148-051100-
OAK POINT TO SAXON HARBOR WI-
913 PM CST THU DEC 4 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
REST OF TONIGHT
SOUTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO
35 KNOTS DECREASING TO 25 KNOTS. SLIGHT CHANCE OF SNOW LATE IN
THE EVENING, THEN CHANCE OF SNOW AFTER MIDNIGHT. CHANCE OF
FLURRIES TOWARD DAYBREAK. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO
3 FEET TOWARD DAYBREAK.
FRIDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE MORNING. CHANCE OF SNOW IN THE AFTERNOON. WAVES 1 TO
2 FEET.
FRIDAY NIGHT
NORTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO
25 KNOTS AFTER MIDNIGHT. CHANCE OF FLURRIES THROUGH THE NIGHT.
WAVES 1 TO 2 FEET.
SATURDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
IN THE MORNING. CHANCE OF FLURRIES IN THE MORNING. WAVES 1 TO
2 FEET.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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