640
FZUS53 KDLH 141208
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
708 AM CDT THU MAY 14 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.
LSZ140-141600-
GRAND PORTAGE TO GRAND MARAIS MN-
708 AM CDT THU MAY 14 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH LATE
FRIDAY NIGHT...
TODAY
SOUTH WIND 5 KNOTS BECOMING EAST 10 TO 15 KNOTS WITH
GUSTS TO AROUND 20 KNOTS IN THE LATE MORNING AND AFTERNOON.
SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS
BECOMING SOUTH 20 TO 25 KNOTS WITH GUSTS TO AROUND 30 KNOTS AFTER
MIDNIGHT. CHANCE OF RAIN SHOWERS. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY TO 8 FEET.
FRIDAY
SOUTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO 30 KNOTS
INCREASING TO 35 KNOTS LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES
4 TO 6 FEET. WAVES OCCASIONALLY TO 8 FEET. A GALE WARNING MAY BE
NEEDED.
FRIDAY NIGHT
SOUTHWEST WIND 20 TO 25 KNOTS WITH GUSTS TO
AROUND 30 KNOTS BECOMING WEST 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 4 TO 6 FEET
SUBSIDING TO 2 TO 4 FEET AFTER MIDNIGHT. WAVES OCCASIONALLY TO
8 FEET.
LSZ141-141600-
GRAND MARAIS TO TACONITE HARBOR MN-
708 AM CDT THU MAY 14 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
FRIDAY EVENING...
TODAY
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS.
SUNNY. WAVES 1 TO 3 FEET.
TONIGHT
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHEAST WITH GUSTS TO AROUND 20 KNOTS AFTER MIDNIGHT.
CHANCE OF RAIN SHOWERS. WAVES 2 TO 4 FEET.
FRIDAY
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHWEST 15 TO 20 KNOTS WITH GUSTS TO AROUND 25 KNOTS
IN THE AFTERNOON. MOSTLY SUNNY. WAVES 2 TO 4 FEET.
FRIDAY NIGHT
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
MOSTLY CLEAR. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET IN THE
LATE EVENING AND OVERNIGHT.
LSZ142-141600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
708 AM CDT THU MAY 14 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
FRIDAY EVENING...
TODAY
NORTH WIND 5 KNOTS BECOMING NORTHEAST 10 TO 15 KNOTS
WITH GUSTS TO AROUND 20 KNOTS IN THE LATE MORNING AND AFTERNOON.
SUNNY. WAVES 1 TO 3 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS BECOMING SOUTH 5 TO
10 KNOTS WITH GUSTS TO AROUND 20 KNOTS EARLY IN THE MORNING.
CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET.
FRIDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE AFTERNOON. SUNNY. WAVES 1 TO
3 FEET.
FRIDAY NIGHT
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 25 KNOTS.
MOSTLY CLEAR. WAVES 1 TO 3 FEET.
LSZ143-141600-
SILVER BAY HARBOR TO TWO HARBORS MN-
708 AM CDT THU MAY 14 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM CDT THIS AFTERNOON
THROUGH FRIDAY EVENING...
TODAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. MOSTLY SUNNY. WAVES 1 TO 3 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTHWEST WITH GUSTS TO AROUND 20 KNOTS EARLY
IN THE MORNING. CHANCE OF RAIN SHOWERS IN THE EVENING. WAVES 1 TO
3 FEET BUILDING TO 2 TO 4 FEET EARLY IN THE MORNING.
FRIDAY
SOUTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO 20 KNOTS
INCREASING TO 25 KNOTS IN THE AFTERNOON. SUNNY. WAVES 2 TO
4 FEET.
FRIDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 25 KNOTS BECOMING WEST 5 KNOTS EARLY IN THE MORNING.
MOSTLY CLEAR. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET IN THE
LATE EVENING AND OVERNIGHT.
LSZ144-141600-
TWO HARBORS TO DULUTH MN-
708 AM CDT THU MAY 14 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM CDT THIS AFTERNOON
THROUGH FRIDAY EVENING...
TODAY
NORTHEAST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. SUNNY UNTIL LATE AFTERNOON THEN BECOMING PARTLY SUNNY.
WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET LATE IN THE AFTERNOON.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS BECOMING SOUTHEAST LATE
IN THE EVENING, THEN BECOMING SOUTH 20 TO 25 KNOTS AFTER MIDNIGHT
BECOMING SOUTHWEST EARLY IN THE MORNING. CHANCE OF RAIN SHOWERS
IN THE EVENING. WAVES 1 TO 3 FEET SUBSIDING TO 1 TO 2 FEET LATE
IN THE EVENING, THEN BUILDING TO 3 TO 5 FEET AFTER MIDNIGHT.
FRIDAY
SOUTHWEST WIND 20 TO 25 KNOTS. SUNNY. WAVES 2 TO
4 FEET.
FRIDAY NIGHT
SOUTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 25 KNOTS BECOMING WEST 5 TO 10 KNOTS EARLY IN THE MORNING.
MOSTLY CLEAR. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET IN THE
LATE EVENING AND OVERNIGHT.
LSZ145-141600-
DULUTH MN TO PORT WING WI-
708 AM CDT THU MAY 14 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM CDT THIS AFTERNOON
THROUGH FRIDAY EVENING...
TODAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
MOSTLY SUNNY. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET LATE IN
THE AFTERNOON.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING SOUTHEAST WITH GUSTS TO AROUND 25 KNOTS LATE IN
THE EVENING, THEN BECOMING SOUTHWEST 20 TO 25 KNOTS WITH GUSTS TO
AROUND 30 KNOTS AFTER MIDNIGHT. CHANCE OF RAIN SHOWERS IN THE
EVENING. WAVES 1 TO 3 FEET SUBSIDING TO 1 TO 2 FEET LATE IN THE
EVENING, THEN BUILDING TO 2 TO 4 FEET AFTER MIDNIGHT.
FRIDAY
SOUTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO 25 KNOTS
EARLY IN THE MORNING. SUNNY. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
3 FEET LATE IN THE MORNING, THEN BUILDING TO 2 TO 4 FEET IN THE
AFTERNOON.
FRIDAY NIGHT
SOUTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO
AROUND 25 KNOTS EASING TO 5 TO 10 KNOTS EARLY IN THE MORNING.
MOSTLY CLEAR. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET IN THE
LATE EVENING AND OVERNIGHT.
LSZ146-141600-
PORT WING TO SAND ISLAND WI-
708 AM CDT THU MAY 14 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
FRIDAY EVENING...
TODAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. SUNNY. WAVES 1 TO 2 FEET BUILDING TO 1 TO 3 FEET LATE
IN THE AFTERNOON.
TONIGHT
EAST WIND 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHEAST WITH GUSTS TO AROUND 20 KNOTS LATE IN THE
EVENING, THEN BECOMING SOUTHWEST 15 TO 20 KNOTS WITH GUSTS TO
AROUND 25 KNOTS AFTER MIDNIGHT. CHANCE OF RAIN SHOWERS IN THE
EVENING. SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 TO
3 FEET SUBSIDING TO 1 TO 2 FEET IN THE LATE EVENING AND EARLY
MORNING, THEN BUILDING TO 2 TO 4 FEET EARLY IN THE MORNING.
FRIDAY
SOUTHWEST 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. SUNNY. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET
LATE IN THE MORNING, THEN BUILDING TO 2 TO 4 FEET IN THE
AFTERNOON.
FRIDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 25 KNOTS EASING TO 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET IN THE LATE EVENING AND OVERNIGHT.
LSZ147-141600-
SAND ISLAND TO BAYFIELD WI-
708 AM CDT THU MAY 14 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
FRIDAY EVENING...
TODAY
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING EAST 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS IN THE AFTERNOON. SUNNY.
WAVES 1 TO 3 FEET.
TONIGHT
SOUTHEAST WIND 10 KNOTS BECOMING SOUTH 15 TO 20 KNOTS
WITH GUSTS TO AROUND 25 KNOTS IN THE LATE EVENING AND OVERNIGHT.
CHANCE OF RAIN SHOWERS. WAVES 1 TO 2 FEET.
FRIDAY
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS LATE IN THE AFTERNOON. SUNNY. WAVES 1 TO
3 FEET.
FRIDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS. MOSTLY CLEAR. WAVES 1 TO 3 FEET.
LSZ150-141600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
708 AM CDT THU MAY 14 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
FRIDAY EVENING...
TODAY
SOUTHEAST WIND 5 KNOTS BECOMING EAST 15 TO 20 KNOTS IN
THE LATE MORNING AND AFTERNOON. SUNNY. WAVES 1 TO 2 FEET BUILDING
TO 1 TO 3 FEET LATE IN THE AFTERNOON.
TONIGHT
SOUTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTH 20 TO 25 KNOTS AFTER MIDNIGHT. CHANCE OF
RAIN SHOWERS. WAVES 3 TO 5 FEET.
FRIDAY
SOUTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
INCREASING TO 30 KNOTS LATE IN THE AFTERNOON. SUNNY. WAVES 3 TO
5 FEET SUBSIDING TO 1 TO 3 FEET IN THE AFTERNOON.
FRIDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS. MOSTLY CLEAR. WAVES 1 TO 3 FEET SUBSIDING TO 1 TO
2 FEET AFTER MIDNIGHT.
LSZ121-141600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
708 AM CDT THU MAY 14 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
FRIDAY EVENING...
TODAY
NORTH WIND 5 KNOTS BECOMING EAST 10 TO 15 KNOTS WITH
GUSTS TO AROUND 20 KNOTS IN THE LATE MORNING AND AFTERNOON.
SUNNY. WAVES 1 TO 3 FEET.
TONIGHT
SOUTH WIND 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
RISING TO 15 TO 20 KNOTS WITH GUSTS TO AROUND 30 KNOTS IN THE
LATE EVENING AND OVERNIGHT. CHANCE OF RAIN SHOWERS. WAVES 1 TO
3 FEET.
FRIDAY
SOUTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. SUNNY. WAVES 1 TO 3 FEET.
FRIDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
LSZ148-141600-
OAK POINT TO SAXON HARBOR WI-
708 AM CDT THU MAY 14 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
FRIDAY EVENING...
TODAY
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS.
SUNNY. WAVES 1 TO 3 FEET.
TONIGHT
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS RISING TO 20 TO 25 KNOTS WITH GUSTS TO AROUND 30 KNOTS
AFTER MIDNIGHT. CHANCE OF RAIN SHOWERS. WAVES 1 TO 2 FEET
BUILDING TO 2 TO 4 FEET AFTER MIDNIGHT.
FRIDAY
SOUTHWEST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS EASING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS
IN THE AFTERNOON. SUNNY. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
2 FEET IN THE AFTERNOON.
FRIDAY NIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS DECREASING TO 20 KNOTS IN THE LATE EVENING AND
OVERNIGHT. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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