705
FZUS53 KDLH 211643
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
1143 AM CDT SAT MAR 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.
LSZ140-212200-
GRAND PORTAGE TO GRAND MARAIS MN-
1143 AM CDT SAT MAR 21 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING
REST OF TODAY
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING NORTHEAST WITH GUSTS TO AROUND 25 KNOTS LATE.
PATCHY FOG LATE IN THE MORNING. SNOW LIKELY WITH POSSIBLE RAIN,
FREEZING RAIN AND SLEET LATE IN THE MORNING. CHANCE OF SNOW,
SLIGHT CHANCE OF RAIN AND LIGHT FREEZING RAIN EARLY IN THE
AFTERNOON. WAVES 1 TO 3 FEET.
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 30 KNOTS
DECREASING TO 25 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY
CLOUDY. WAVES 1 TO 3 FEET.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING EAST 5 TO 10 KNOTS LATE IN THE AFTERNOON.
MOSTLY SUNNY. WAVES 1 TO 3 FEET.
SUNDAY NIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING WEST IN THE
LATE EVENING AND OVERNIGHT. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ141-212200-
GRAND MARAIS TO TACONITE HARBOR MN-
1143 AM CDT SAT MAR 21 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING
REST OF TODAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS INCREASING TO 25 KNOTS EARLY IN THE AFTERNOON, THEN
DECREASING TO 20 KNOTS LATE. PATCHY FOG LATE IN THE MORNING.
SLIGHT CHANCE OF RAIN AND LIGHT FREEZING RAIN LATE IN THE
MORNING. WAVES 1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
DECREASING TO 20 KNOTS IN THE LATE EVENING AND OVERNIGHT. SLIGHT
CHANCE OF RAIN IN THE EVENING. WAVES 1 TO 2 FEET.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTHEAST 5 TO 10 KNOTS LATE IN THE AFTERNOON.
SLIGHT CHANCE OF SNOW IN THE AFTERNOON. WAVES 1 TO 2 FEET.
SUNDAY NIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING WEST EARLY
IN THE MORNING. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ142-212200-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
1143 AM CDT SAT MAR 21 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING
REST OF TODAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. CHANCE OF RAIN AND SNOW IN THE EVENING.
WAVES 1 TO 2 FEET.
SUNDAY
NORTHEAST WIND 5 TO 10 KNOTS BECOMING EAST IN THE
AFTERNOON. SLIGHT CHANCE OF SNOW IN THE AFTERNOON. WAVES 1 TO
2 FEET.
SUNDAY NIGHT
SOUTHEAST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS, THEN BECOMING WEST 5 KNOTS
AFTER MIDNIGHT. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ143-212200-
SILVER BAY HARBOR TO TWO HARBORS MN-
1143 AM CDT SAT MAR 21 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO
25 KNOTS. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING. CHANCE OF RAIN AND SNOW IN THE EVENING.
SLIGHT CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS BECOMING EAST 5 TO
10 KNOTS LATE IN THE AFTERNOON. CHANCE OF SNOW. WAVES 1 TO
3 FEET.
SUNDAY NIGHT
EAST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING WEST 5 KNOTS EARLY IN
THE MORNING. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ144-212200-
TWO HARBORS TO DULUTH MN-
1143 AM CDT SAT MAR 21 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO
25 KNOTS. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
EARLY IN THE EVENING. CHANCE OF RAIN AND SNOW. WAVES 1 TO 2 FEET.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS. CHANCE OF SNOW THROUGH
THE DAY. WAVES 1 TO 3 FEET.
SUNDAY NIGHT
NORTHEAST WIND 5 KNOTS BECOMING WEST AFTER
MIDNIGHT. PARTLY CLOUDY. WAVES 1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ145-212200-
DULUTH MN TO PORT WING WI-
1143 AM CDT SAT MAR 21 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO
25 KNOTS. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING THEN 20 KNOTS EARLY IN THE MORNING. CHANCE
OF RAIN AND SNOW IN THE EVENING. SLIGHT CHANCE OF RAIN AND SNOW
AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE MORNING. CHANCE OF SNOW. WAVES 1 TO 3 FEET.
SUNDAY NIGHT
EAST WIND 5 KNOTS BECOMING SOUTHWEST AFTER
MIDNIGHT. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ146-212200-
PORT WING TO SAND ISLAND WI-
1143 AM CDT SAT MAR 21 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS IN THE AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE EVENING THEN 20 KNOTS AFTER MIDNIGHT. CHANCE OF SNOW
AND SLIGHT CHANCE OF RAIN IN THE EVENING. SLIGHT CHANCE OF SNOW
AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE MORNING. MOSTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
SUNNY. WAVES 2 TO 4 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
SUNDAY NIGHT
EAST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING SOUTH 5 KNOTS AFTER
MIDNIGHT BECOMING WEST. PARTLY CLOUDY IN THE EVENING THEN
BECOMING MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ147-212200-
SAND ISLAND TO BAYFIELD WI-
1143 AM CDT SAT MAR 21 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING
REST OF TODAY
EAST WIND 5 KNOTS BECOMING NORTH WITH GUSTS TO
AROUND 20 KNOTS IN THE AFTERNOON. PARTLY SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. CHANCE OF RAIN AND SNOW IN THE EVENING. SLIGHT CHANCE
OF SNOW AFTER MIDNIGHT. WAVES 1 TO 2 FEET BUILDING TO 1 TO 3 FEET
EARLY IN THE MORNING.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE MORNING. CHANCE OF SNOW IN THE MORNING. WAVES 2 TO 4 FEET. A
SMALL CRAFT ADVISORY MAY BE NEEDED.
SUNDAY NIGHT
EAST WIND 5 KNOTS BECOMING WEST EARLY IN THE
MORNING. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 1 TO 3 FEET SUBSIDING TO 1 TO 2 FEET IN THE LATE
EVENING AND OVERNIGHT.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ150-212200-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
1143 AM CDT SAT MAR 21 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING
REST OF TODAY
EAST WIND 5 TO 10 KNOTS BECOMING NORTH 10 TO
15 KNOTS WITH GUSTS TO AROUND 25 KNOTS LATE. PARTLY SUNNY. WAVES
1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
EARLY IN THE EVENING THEN 25 KNOTS AFTER MIDNIGHT. CHANCE OF
RAIN, SNOW AND SLIGHT CHANCE OF LIGHT FREEZING RAIN IN THE
EVENING. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO 8 FEET.
SUNDAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS EASING TO 5 TO 10 KNOTS LATE IN THE AFTERNOON. FREEZING
SPRAY IN THE MORNING. CHANCE OF SNOW THROUGH THE DAY. WAVES 4 TO
7 FEET. WAVES OCCASIONALLY TO 9 FEET. A SMALL CRAFT ADVISORY MAY
BE NEEDED.
SUNDAY NIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST AFTER
MIDNIGHT. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 4 TO 6 FEET SUBSIDING TO 1 TO 2 FEET. WAVES
OCCASIONALLY TO 7 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ148-212200-
OAK POINT TO SAXON HARBOR WI-
1143 AM CDT SAT MAR 21 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING
REST OF TODAY
EAST WIND 5 TO 10 KNOTS BECOMING NORTH LATE.
PARTLY SUNNY. WAVES 1 TO 3 FEET.
TONIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
AFTER MIDNIGHT. CHANCE OF LIGHT FREEZING RAIN IN THE EVENING.
CHANCE OF SNOW AND SLIGHT CHANCE OF RAIN THROUGH THE NIGHT. WAVES
4 TO 6 FEET. WAVES OCCASIONALLY TO 8 FEET.
SUNDAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS.
CHANCE OF SNOW. WAVES 4 TO 7 FEET. WAVES OCCASIONALLY TO 9 FEET.
A SMALL CRAFT ADVISORY MAY BE NEEDED.
SUNDAY NIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST AFTER
MIDNIGHT. PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. WAVES 4 TO 6 FEET SUBSIDING TO 1 TO 3 FEET. WAVES
OCCASIONALLY TO 7 FEET. 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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