480
FZUS53 KDLH 212102
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
302 PM CST WED JAN 21 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.
LSZ140-220500-
GRAND PORTAGE TO GRAND MARAIS MN-
302 PM CST WED JAN 21 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
TONIGHT
NORTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. CHANCE OF FLURRIES. WAVES 1 TO 3 FEET.
THURSDAY
NORTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS LATE IN THE AFTERNOON. CHANCE OF FLURRIES.
WAVES 1 TO 3 FEET.
THURSDAY NIGHT
NORTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO
35 KNOTS DECREASING TO 30 KNOTS AFTER MIDNIGHT. CHANCE OF
FLURRIES THROUGH THE NIGHT. WAVES 2 TO 4 FEET. A GALE WARNING MAY
BE NEEDED.
FRIDAY
NORTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO 30 KNOTS
DECREASING TO 25 KNOTS IN THE AFTERNOON. CHANCE OF FLURRIES IN
THE MORNING. WAVES 1 TO 3 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ141-220500-
GRAND MARAIS TO TACONITE HARBOR MN-
302 PM CST WED JAN 21 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
TONIGHT
NORTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. CHANCE OF FLURRIES. WAVES 1 TO 2 FEET.
THURSDAY
NORTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS LATE IN THE AFTERNOON. CHANCE OF FLURRIES.
WAVES 1 TO 3 FEET.
THURSDAY NIGHT
NORTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO
35 KNOTS DECREASING TO 30 KNOTS AFTER MIDNIGHT. CHANCE OF
FLURRIES. WAVES 1 TO 3 FEET. A GALE WARNING MAY BE NEEDED.
FRIDAY
NORTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO 30 KNOTS
DECREASING TO 20 KNOTS. CHANCE OF FLURRIES IN THE MORNING. WAVES
1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ142-220500-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
302 PM CST WED JAN 21 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
TONIGHT
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS AFTER MIDNIGHT, THEN DECREASING TO
25 KNOTS LATE IN THE NIGHT. CHANCE OF FLURRIES THROUGH THE NIGHT.
WAVES 1 TO 2 FEET.
THURSDAY
NORTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS LATE IN THE MORNING, THEN INCREASING TO
25 KNOTS EARLY IN THE AFTERNOON INCREASING TO 30 KNOTS LATE IN
THE AFTERNOON. CHANCE OF FLURRIES. WAVES 1 TO 3 FEET.
THURSDAY NIGHT
NORTHWEST WIND 20 TO 25 KNOTS WITH GALES TO
AROUND 35 KNOTS EASING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS EARLY IN THE MORNING. CHANCE OF FLURRIES THROUGH THE
NIGHT. WAVES 1 TO 3 FEET. A GALE WARNING MAY BE NEEDED.
FRIDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS IN THE AFTERNOON. CHANCE OF FLURRIES IN
THE MORNING. WAVES 1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ143-220500-
SILVER BAY HARBOR TO TWO HARBORS MN-
302 PM CST WED JAN 21 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
TONIGHT
NORTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. CHANCE OF FLURRIES IN THE EVENING. CHANCE OF FLURRIES
LATE IN THE NIGHT. WAVES 1 TO 2 FEET.
THURSDAY
NORTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO 30 KNOTS.
CHANCE OF FLURRIES. WAVES 1 TO 3 FEET.
THURSDAY NIGHT
NORTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO
30 KNOTS DECREASING TO 25 KNOTS AFTER MIDNIGHT. CHANCE OF
FLURRIES. WAVES 1 TO 3 FEET.
FRIDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS IN THE LATE MORNING AND AFTERNOON. CHANCE
OF FLURRIES IN THE MORNING. WAVES 1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ144-220500-
TWO HARBORS TO DULUTH MN-
302 PM CST WED JAN 21 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
TONIGHT
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS LATE IN THE NIGHT. CHANCE OF FLURRIES IN
THE EVENING. CHANCE OF FLURRIES LATE IN THE NIGHT. WAVES 1 TO
3 FEET.
THURSDAY
NORTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 30 KNOTS. CHANCE OF FLURRIES. WAVES 1 TO 3 FEET.
THURSDAY NIGHT
NORTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO
30 KNOTS. CHANCE OF FLURRIES. WAVES 1 TO 3 FEET SUBSIDING TO 1 TO
2 FEET AFTER MIDNIGHT.
FRIDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE MORNING. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ145-220500-
DULUTH MN TO PORT WING WI-
302 PM CST WED JAN 21 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM THURSDAY AFTERNOON
THROUGH LATE THURSDAY NIGHT...
TONIGHT
WEST WIND 20 TO 25 KNOTS. GUSTS UP TO 30 KNOTS LATE IN
THE EVENING DECREASING TO 25 KNOTS. CHANCE OF FLURRIES THROUGH
THE NIGHT. WAVES 2 TO 4 FEET.
THURSDAY
NORTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO 30 KNOTS.
CHANCE OF FLURRIES. WAVES 3 TO 5 FEET. WAVES OCCASIONALLY TO
7 FEET.
THURSDAY NIGHT
NORTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO
30 KNOTS DECREASING TO 25 KNOTS AFTER MIDNIGHT. CHANCE OF
FLURRIES. WAVES 3 TO 5 FEET. WAVES OCCASIONALLY TO 7 FEET.
FRIDAY
NORTHWEST WIND 15 TO 20 KNOTS. CHANCE OF FLURRIES IN
THE MORNING. WAVES 1 TO 3 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ146-220500-
PORT WING TO SAND ISLAND WI-
302 PM CST WED JAN 21 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM THURSDAY AFTERNOON
THROUGH LATE THURSDAY NIGHT...
TONIGHT
NORTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO 30 KNOTS
LATE IN THE EVENING DECREASING TO 25 KNOTS. CHANCE OF FLURRIES.
WAVES 3 TO 5 FEET.
THURSDAY
NORTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO 30 KNOTS
LATE IN THE AFTERNOON. SLIGHT CHANCE OF SNOW IN THE MORNING, THEN
CHANCE OF SNOW IN THE AFTERNOON. HEAVY FREEZING SPRAY IN THE
AFTERNOON. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO 8 FEET.
THURSDAY NIGHT
NORTHWEST WIND 20 TO 25 KNOTS WITH GUSTS TO
AROUND 30 KNOTS EASING TO 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY THROUGH THE NIGHT.
SLIGHT CHANCE OF SNOW IN THE EVENING. CHANCE OF SNOW AFTER
MIDNIGHT. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO 8 FEET.
FRIDAY
NORTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING WEST 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS IN THE LATE MORNING AND AFTERNOON. CHANCE OF FLURRIES IN
THE MORNING. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET IN THE
AFTERNOON.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ147-220500-
SAND ISLAND TO BAYFIELD WI-
302 PM CST WED JAN 21 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM THURSDAY AFTERNOON
THROUGH LATE THURSDAY NIGHT...
TONIGHT
NORTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. CHANCE OF FLURRIES. WAVES 3 TO 5 FEET. WAVES
OCCASIONALLY TO 7 FEET.
THURSDAY
NORTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO 30 KNOTS
LATE IN THE AFTERNOON. CHANCE OF SNOW THROUGH THE DAY. HEAVY
FREEZING SPRAY IN THE AFTERNOON. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY TO 8 FEET.
THURSDAY NIGHT
NORTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO
30 KNOTS DECREASING TO 25 KNOTS AFTER MIDNIGHT. HEAVY FREEZING
SPRAY. CHANCE OF SNOW. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO
8 FEET.
FRIDAY
NORTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS IN THE AFTERNOON. CHANCE OF FLURRIES IN
THE MORNING. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET LATE IN
THE AFTERNOON.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ150-220500-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
302 PM CST WED JAN 21 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 10 PM CST THIS
EVENING THROUGH FRIDAY MORNING...
TONIGHT
NORTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO 30 KNOTS IN
THE LATE EVENING AND OVERNIGHT. CHANCE OF FLURRIES THROUGH THE
NIGHT. HEAVY FREEZING SPRAY IN THE LATE EVENING AND EARLY
MORNING. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO 8 FEET.
THURSDAY
NORTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO 30 KNOTS
EARLY IN THE MORNING THEN 30 KNOTS IN THE AFTERNOON. CHANCE OF
SNOW THROUGH THE DAY. HEAVY FREEZING SPRAY IN THE AFTERNOON.
WAVES 4 TO 7 FEET. WAVES OCCASIONALLY TO 9 FEET.
THURSDAY NIGHT
NORTHWEST WIND UP TO 30 KNOTS. HEAVY FREEZING
SPRAY. CHANCE OF SNOW. WAVES 4 TO 7 FEET. WAVES OCCASIONALLY TO
10 FEET.
FRIDAY
NORTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS IN THE AFTERNOON. CHANCE OF FLURRIES IN
THE MORNING. WAVES 4 TO 6 FEET SUBSIDING TO 2 TO 4 FEET LATE IN
THE AFTERNOON. WAVES OCCASIONALLY TO 8 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ148-220500-
OAK POINT TO SAXON HARBOR WI-
302 PM CST WED JAN 21 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
TONIGHT
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE LATE EVENING AND OVERNIGHT. SLIGHT
CHANCE OF SNOW IN THE EVENING, THEN CHANCE OF FLURRIES AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
THURSDAY
WEST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS. CHANCE OF SNOW. WAVES 1 TO 2 FEET.
THURSDAY NIGHT
NORTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO
30 KNOTS DECREASING TO 25 KNOTS IN THE LATE EVENING AND
OVERNIGHT. SLIGHT CHANCE OF SNOW. WAVES 1 TO 2 FEET.
FRIDAY
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS IN THE LATE MORNING AND AFTERNOON. CHANCE
OF FLURRIES IN THE MORNING. WAVES 1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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