668
FZUS53 KDLH 041843
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
1243 PM CST WED MAR 4 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.
LSZ140-042300-
GRAND PORTAGE TO GRAND MARAIS MN-
1243 PM CST WED MAR 4 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM CST THIS EVENING
THROUGH THURSDAY AFTERNOON...
REST OF TODAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. MOSTLY CLOUDY. WAVES 2 TO 4 FEET.
TONIGHT
NORTHEAST WIND 20 TO 25 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY
CLOUDY. WAVES 4 TO 7 FEET. WAVES OCCASIONALLY TO 9 FEET.
THURSDAY
NORTHEAST WIND 20 TO 25 KNOTS. MOSTLY CLOUDY. WAVES
4 TO 6 FEET SUBSIDING TO 2 TO 4 FEET LATE IN THE AFTERNOON. WAVES
OCCASIONALLY TO 8 FEET.
THURSDAY NIGHT
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS EASING TO 5 TO 10 KNOTS EARLY IN THE MORNING. CLOUDY.
WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET AFTER MIDNIGHT.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ141-042300-
GRAND MARAIS TO TACONITE HARBOR MN-
1243 PM CST WED MAR 4 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM CST THIS EVENING
THROUGH THURSDAY AFTERNOON...
REST OF TODAY
EAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
LATE. PATCHY FOG EARLY IN THE AFTERNOON. WAVES 1 TO 2 FEET
BUILDING TO 1 TO 3 FEET LATE.
TONIGHT
NORTHEAST WIND 20 TO 25 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY
CLOUDY. WAVES 4 TO 7 FEET. WAVES OCCASIONALLY TO 9 FEET.
THURSDAY
EAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS IN THE
MORNING. MOSTLY CLOUDY. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO
7 FEET.
THURSDAY NIGHT
EAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
IN THE EVENING. MOSTLY CLOUDY. WAVES 2 TO 4 FEET SUBSIDING TO
1 TO 2 FEET AFTER MIDNIGHT.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ142-042300-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
1243 PM CST WED MAR 4 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM CST THIS EVENING
THROUGH THURSDAY AFTERNOON...
REST OF TODAY
EAST WIND 5 TO 10 KNOTS. PATCHY FOG EARLY IN THE
AFTERNOON. AREAS OF DENSE FOG LATE. WAVES 1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS. PATCHY FOG IN THE EVENING. WAVES 3 TO 5 FEET BUILDING
TO 4 TO 7 FEET AFTER MIDNIGHT. WAVES OCCASIONALLY TO 9 FEET.
THURSDAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS IN THE AFTERNOON. PATCHY FOG. WAVES 3 TO
5 FEET.
THURSDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ143-042300-
SILVER BAY HARBOR TO TWO HARBORS MN-
1243 PM CST WED MAR 4 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM CST THIS EVENING
THROUGH THURSDAY AFTERNOON...
REST OF TODAY
EAST WIND 5 TO 10 KNOTS. PATCHY FOG EARLY IN THE
AFTERNOON. AREAS OF DENSE FOG LATE. WAVES 1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS. AREAS OF DENSE FREEZING FOG IN THE EVENING. PATCHY FOG
THROUGH THE NIGHT. WAVES 4 TO 7 FEET. WAVES OCCASIONALLY TO
9 FEET.
THURSDAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
IN THE MORNING. PATCHY FOG. WAVES 3 TO 5 FEET. WAVES OCCASIONALLY
TO 7 FEET.
THURSDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. CLOUDY. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET IN THE LATE EVENING AND OVERNIGHT.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ144-042300-
TWO HARBORS TO DULUTH MN-
1243 PM CST WED MAR 4 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM CST THIS EVENING
THROUGH THURSDAY AFTERNOON...
REST OF TODAY
SOUTH WIND 5 TO 10 KNOTS BECOMING EAST LATE.
PARTLY SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS. AREAS OF DENSE FOG IN THE EVENING. AREAS OF DENSE
FREEZING FOG AND PATCHY FOG AFTER MIDNIGHT. WAVES 4 TO 7 FEET.
WAVES OCCASIONALLY TO 9 FEET.
THURSDAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
UNTIL LATE AFTERNOON. AREAS OF DENSE FREEZING FOG IN THE MORNING.
PATCHY FOG THROUGH THE DAY. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY
TO 7 FEET.
THURSDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. CLOUDY. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 2 FEET AFTER MIDNIGHT.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ145-042300-
DULUTH MN TO PORT WING WI-
1243 PM CST WED MAR 4 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM CST THIS EVENING
THROUGH THURSDAY AFTERNOON...
REST OF TODAY
SOUTH WIND 10 TO 15 KNOTS BECOMING SOUTHEAST
5 TO 10 KNOTS LATE. MOSTLY SUNNY. WAVES 1 TO 3 FEET.
TONIGHT
NORTHEAST WIND 20 TO 25 KNOTS. PATCHY FOG IN THE
EVENING, THEN AREAS OF DENSE FREEZING FOG AND FOG AFTER MIDNIGHT.
WAVES 4 TO 7 FEET. WAVES OCCASIONALLY TO 9 FEET.
THURSDAY
NORTHEAST WIND 20 TO 25 KNOTS. WIDESPREAD DENSE
FREEZING FOG IN THE MORNING. PATCHY FOG THROUGH THE DAY. WAVES
4 TO 6 FEET. WAVES OCCASIONALLY TO 8 FEET.
THURSDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS BECOMING EAST
5 TO 10 KNOTS AFTER MIDNIGHT. CLOUDY. WAVES 2 TO 4 FEET SUBSIDING
TO 1 TO 3 FEET IN THE LATE EVENING AND OVERNIGHT. A SMALL CRAFT
ADVISORY MAY BE NEEDED.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ146-042300-
PORT WING TO SAND ISLAND WI-
1243 PM CST WED MAR 4 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM CST THIS EVENING
THROUGH THURSDAY AFTERNOON...
REST OF TODAY
SOUTHEAST WIND 5 KNOTS BECOMING NORTHEAST LATE.
PARTLY SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 20 TO 25 KNOTS. PATCHY FOG THROUGH THE
NIGHT. WAVES 4 TO 7 FEET. WAVES OCCASIONALLY TO 9 FEET.
THURSDAY
NORTHEAST WIND 20 TO 25 KNOTS. PATCHY FOG IN THE
MORNING. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO 8 FEET.
THURSDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS BECOMING EAST 5 KNOTS EARLY IN THE MORNING.
CLOUDY. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET IN THE LATE
EVENING AND OVERNIGHT.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ150-042300-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
1243 PM CST WED MAR 4 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM CST THIS EVENING
THROUGH THURSDAY AFTERNOON...
REST OF TODAY
SOUTHEAST WIND 5 KNOTS BECOMING EAST 10 TO
15 KNOTS LATE. PARTLY SUNNY. WAVES 1 FOOT OR LESS BUILDING TO
1 TO 3 FEET LATE.
TONIGHT
NORTHEAST WIND 20 TO 25 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS IN THE LATE EVENING AND OVERNIGHT. PATCHY
FOG. WAVES 3 TO 5 FEET BUILDING TO 4 TO 7 FEET IN THE LATE
EVENING AND OVERNIGHT. WAVES OCCASIONALLY TO 9 FEET.
THURSDAY
NORTHEAST WIND 20 TO 25 KNOTS. PATCHY FOG IN THE
MORNING. WAVES 4 TO 7 FEET SUBSIDING TO 2 TO 4 FEET IN THE
AFTERNOON. WAVES OCCASIONALLY TO 9 FEET.
THURSDAY NIGHT
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTHEAST 5 TO 10 KNOTS AFTER MIDNIGHT. MOSTLY
CLOUDY. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET AFTER
MIDNIGHT.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ148-042300-
OAK POINT TO SAXON HARBOR WI-
1243 PM CST WED MAR 4 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM CST THIS EVENING
THROUGH THURSDAY AFTERNOON...
REST OF TODAY
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTHEAST
LATE. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE LATE EVENING AND OVERNIGHT. AREAS
OF DENSE FOG IN THE EVENING. AREAS OF DENSE FREEZING FOG THROUGH
THE NIGHT. PATCHY FOG AFTER MIDNIGHT. WAVES 3 TO 5 FEET BUILDING
TO 4 TO 6 FEET AFTER MIDNIGHT. WAVES OCCASIONALLY TO 8 FEET.
THURSDAY
NORTHEAST WIND 15 TO 20 KNOTS. AREAS OF DENSE
FREEZING FOG AND PATCHY FOG IN THE MORNING. WAVES 4 TO 7 FEET.
WAVES OCCASIONALLY TO 9 FEET.
THURSDAY NIGHT
EAST WIND 10 TO 15 KNOTS BECOMING SOUTHEAST
5 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY. WAVES 2 TO 4 FEET
SUBSIDING TO 1 FOOT OR LESS AFTER MIDNIGHT. A SMALL CRAFT
ADVISORY MAY BE NEEDED.
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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