863
FZUS53 KDLH 210242
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
942 PM CDT FRI MAR 20 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.
LSZ140-211000-
GRAND PORTAGE TO GRAND MARAIS MN-
942 PM CDT FRI MAR 20 2026
REST OF TONIGHT
EAST WIND 5 TO 10 KNOTS. CHANCE OF SNOW AND
SLIGHT CHANCE OF LIGHT FREEZING RAIN TOWARD DAYBREAK. WAVES
1 FOOT OR LESS.
SATURDAY
EAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS LATE
IN THE AFTERNOON. PATCHY FOG THROUGH THE DAY. SLIGHT CHANCE OF
RAIN IN THE MORNING. CHANCE OF SNOW THROUGH THE DAY. CHANCE OF
RAIN IN THE AFTERNOON. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO
25 KNOTS INCREASING TO 30 KNOTS EARLY IN THE MORNING. CHANCE OF
RAIN, LIGHT SLEET AND SLIGHT CHANCE OF SNOW IN THE EVENING.
SLIGHT CHANCE OF LIGHT FREEZING RAIN THROUGH THE NIGHT. WAVES
1 TO 3 FEET.
SUNDAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
UNTIL LATE AFTERNOON. PARTLY SUNNY. WAVES 1 TO 3 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ141-211000-
GRAND MARAIS TO TACONITE HARBOR MN-
942 PM CDT FRI MAR 20 2026
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING EAST TOWARD
DAYBREAK. SLIGHT CHANCE OF RAIN TOWARD DAYBREAK. WAVES 1 FOOT OR
LESS.
SATURDAY
EAST WIND 5 TO 10 KNOTS. PATCHY FOG THROUGH THE DAY.
CHANCE OF SNOW IN THE MORNING. CHANCE OF RAIN THROUGH THE DAY.
SLIGHT CHANCE OF SNOW IN THE AFTERNOON. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS IN THE LATE EVENING AND OVERNIGHT. SLIGHT CHANCE OF SNOW
IN THE EVENING. CHANCE OF RAIN THROUGH THE NIGHT. WAVES 1 TO
2 FEET.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING EAST 5 TO 10 KNOTS LATE IN THE AFTERNOON.
PARTLY SUNNY. WAVES 1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ142-211000-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
942 PM CDT FRI MAR 20 2026
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN
TOWARD DAYBREAK. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY FOG THROUGH THE
DAY. CHANCE OF SNOW AND LIGHT FREEZING RAIN IN THE MORNING.
CHANCE OF RAIN THROUGH THE DAY. SLIGHT CHANCE OF SNOW IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
SATURDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE MORNING. CHANCE OF RAIN AND SLIGHT CHANCE
OF SNOW THROUGH THE NIGHT. WAVES 1 TO 2 FEET.
SUNDAY
NORTHEAST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING EAST LATE IN THE AFTERNOON. MOSTLY CLOUDY.
WAVES 1 TO 3 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ143-211000-
SILVER BAY HARBOR TO TWO HARBORS MN-
942 PM CDT FRI MAR 20 2026
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN
TOWARD DAYBREAK. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY FOG THROUGH THE
DAY. CHANCE OF RAIN, LIGHT FREEZING RAIN AND SLIGHT CHANCE OF
SNOW IN THE MORNING. SLIGHT CHANCE OF RAIN IN THE AFTERNOON.
WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS AFTER MIDNIGHT. CHANCE OF RAIN AND SLIGHT CHANCE OF SNOW
THROUGH THE NIGHT. SLIGHT CHANCE OF LIGHT FREEZING RAIN AFTER
MIDNIGHT. WAVES 1 TO 3 FEET.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING EAST 5 TO 10 KNOTS LATE IN THE AFTERNOON.
MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ144-211000-
TWO HARBORS TO DULUTH MN-
942 PM CDT FRI MAR 20 2026
REST OF TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY
LATE IN THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR
LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN
IN THE MORNING. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS AFTER MIDNIGHT. CHANCE OF RAIN THROUGH THE NIGHT. 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. CLOUDY IN THE MORNING THEN BECOMING PARTLY SUNNY.
WAVES 1 TO 3 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ145-211000-
DULUTH MN TO PORT WING WI-
942 PM CDT FRI MAR 20 2026
REST OF TONIGHT
EAST WIND 5 KNOTS. PARTLY CLOUDY LATE IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHEAST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF RAIN
IN THE MORNING. PATCHY FOG THROUGH THE DAY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTH WIND 5 TO 10 KNOTS BECOMING NORTHEAST
10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS AFTER MIDNIGHT.
CHANCE OF RAIN THROUGH THE NIGHT. CHANCE OF SNOW AND LIGHT
FREEZING RAIN 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. CLOUDY IN THE MORNING THEN BECOMING PARTLY SUNNY.
WAVES 2 TO 4 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ146-211000-
PORT WING TO SAND ISLAND WI-
942 PM CDT FRI MAR 20 2026
REST OF TONIGHT
EAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN
TOWARD DAYBREAK. WAVES 1 FOOT OR LESS.
SATURDAY
EAST WIND 5 KNOTS BECOMING NORTHEAST LATE IN THE
AFTERNOON. PATCHY FOG THROUGH THE DAY. CHANCE OF RAIN IN THE
MORNING. SLIGHT CHANCE OF RAIN IN THE AFTERNOON. WAVES 1 FOOT OR
LESS.
SATURDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS AFTER MIDNIGHT. SLIGHT CHANCE OF SNOW IN THE EVENING.
CHANCE OF RAIN THROUGH THE NIGHT. CHANCE OF SNOW AND LIGHT
FREEZING RAIN AFTER MIDNIGHT. WAVES 1 TO 3 FEET BUILDING TO 2 TO
4 FEET EARLY IN THE MORNING.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE MORNING. CLOUDY IN THE MORNING THEN BECOMING PARTLY SUNNY.
WAVES 2 TO 4 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ147-211000-
SAND ISLAND TO BAYFIELD WI-
942 PM CDT FRI MAR 20 2026
REST OF TONIGHT
EAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN
TOWARD DAYBREAK. WAVES 1 FOOT OR LESS.
SATURDAY
EAST WIND 5 KNOTS BECOMING NORTHEAST LATE IN THE
AFTERNOON. PATCHY FOG THROUGH THE DAY. CHANCE OF RAIN IN THE
MORNING. SLIGHT CHANCE OF RAIN IN THE AFTERNOON. WAVES 1 FOOT OR
LESS.
SATURDAY NIGHT
NORTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING NORTHEAST WITH GUSTS TO AROUND 20 KNOTS EARLY
IN THE MORNING. CHANCE OF RAIN THROUGH THE NIGHT. SLIGHT CHANCE
OF LIGHT FREEZING RAIN AND SNOW AFTER MIDNIGHT. WAVES 1 TO 2 FEET
BUILDING TO 2 TO 4 FEET AFTER MIDNIGHT. A SMALL CRAFT ADVISORY
MAY BE NEEDED.
SUNDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE MORNING. MOSTLY CLOUDY. WAVES 3 TO 5 FEET. A SMALL CRAFT
ADVISORY MAY BE NEEDED.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ150-211000-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
942 PM CDT FRI MAR 20 2026
REST OF TONIGHT
EAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN
TOWARD DAYBREAK. WAVES 1 FOOT OR LESS.
SATURDAY
EAST WIND 5 TO 10 KNOTS BECOMING NORTHEAST LATE IN
THE AFTERNOON. PATCHY FOG THROUGH THE DAY. CHANCE OF RAIN IN THE
MORNING. SLIGHT CHANCE OF RAIN IN THE AFTERNOON. WAVES 1 TO
2 FEET.
SATURDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO
25 KNOTS. CHANCE OF RAIN AND SLIGHT CHANCE OF SNOW THROUGH THE
NIGHT. SLIGHT CHANCE OF LIGHT FREEZING RAIN AFTER MIDNIGHT. WAVES
1 TO 3 FEET BUILDING TO 4 TO 6 FEET IN THE LATE EVENING AND
OVERNIGHT. WAVES OCCASIONALLY TO 8 FEET. A SMALL CRAFT ADVISORY
MAY BE NEEDED.
SUNDAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS.
CLOUDY IN THE MORNING THEN BECOMING PARTLY SUNNY. WAVES 4 TO
7 FEET. WAVES OCCASIONALLY TO 9 FEET. A SMALL CRAFT ADVISORY MAY
BE NEEDED.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ148-211000-
OAK POINT TO SAXON HARBOR WI-
942 PM CDT FRI MAR 20 2026
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING SOUTHEAST
AFTER MIDNIGHT. SLIGHT CHANCE OF RAIN TOWARD DAYBREAK. WAVES
1 FOOT OR LESS.
SATURDAY
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH EARLY IN THE
AFTERNOON, THEN BECOMING WEST LATE IN THE AFTERNOON. PATCHY FOG
IN THE MORNING. CHANCE OF RAIN IN THE MORNING, THEN SLIGHT CHANCE
OF RAIN IN THE AFTERNOON. WAVES 1 TO 3 FEET.
SATURDAY NIGHT
NORTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING NORTHEAST 15 TO 20 KNOTS EARLY IN THE MORNING.
CHANCE OF RAIN THROUGH THE NIGHT. CHANCE OF SNOW AND LIGHT
FREEZING RAIN AFTER MIDNIGHT. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY TO 8 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
SUNDAY
NORTHEAST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS.
MOSTLY CLOUDY. WAVES 4 TO 7 FEET. WAVES OCCASIONALLY TO 9 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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