350
FZUS53 KDLH 101113
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
613 AM CDT SUN MAY 10 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.
LSZ140-101600-
GRAND PORTAGE TO GRAND MARAIS MN-
613 AM CDT SUN MAY 10 2026
TODAY
NORTHWEST WIND 10 TO 15 KNOTS. PARTLY SUNNY. WAVES
1 FOOT OR LESS.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS BECOMING NORTH IN THE
LATE EVENING AND OVERNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
MONDAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTH 10 TO 15 KNOTS IN
THE LATE MORNING AND AFTERNOON. SUNNY. WAVES 1 TO 2 FEET.
MONDAY NIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING EAST 10 TO
15 KNOTS AFTER MIDNIGHT. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE
OF SNOW SHOWERS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
LSZ141-101600-
GRAND MARAIS TO TACONITE HARBOR MN-
613 AM CDT SUN MAY 10 2026
TODAY
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT
OR LESS.
TONIGHT
NORTHWEST WIND 5 KNOTS BECOMING NORTH IN THE LATE
EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTH 5 KNOTS
IN THE LATE MORNING AND AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
EAST WIND 5 TO 10 KNOTS. RAIN SHOWERS LIKELY
AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
LSZ142-101600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
613 AM CDT SUN MAY 10 2026
TODAY
NORTHWEST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
NORTHWEST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST
5 KNOTS IN THE LATE MORNING AND AFTERNOON. SUNNY. WAVES 1 FOOT OR
LESS.
MONDAY NIGHT
NORTHEAST WIND 5 KNOTS. RAIN SHOWERS LIKELY AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ143-101600-
SILVER BAY HARBOR TO TWO HARBORS MN-
613 AM CDT SUN MAY 10 2026
TODAY
NORTHWEST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
NORTHWEST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS
IN THE AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. RAIN SHOWERS LIKELY
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ144-101600-
TWO HARBORS TO DULUTH MN-
613 AM CDT SUN MAY 10 2026
TODAY
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT
OR LESS.
TONIGHT
NORTH WIND 5 TO 10 KNOTS UNTIL EARLY MORNING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 TO
10 KNOTS IN THE LATE MORNING AND AFTERNOON. SUNNY. WAVES 1 FOOT
OR LESS.
MONDAY NIGHT
EAST WIND 5 TO 10 KNOTS. RAIN SHOWERS LIKELY
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ145-101600-
DULUTH MN TO PORT WING WI-
613 AM CDT SUN MAY 10 2026
TODAY
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT
OR LESS.
TONIGHT
NORTH WIND 5 TO 10 KNOTS UNTIL EARLY MORNING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST 5 TO
10 KNOTS IN THE LATE MORNING AND AFTERNOON. SUNNY. WAVES 1 FOOT
OR LESS.
MONDAY NIGHT
EAST WIND 5 TO 10 KNOTS. RAIN SHOWERS LIKELY
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ146-101600-
PORT WING TO SAND ISLAND WI-
613 AM CDT SUN MAY 10 2026
TODAY
WEST WIND 5 TO 10 KNOTS EASING TO 5 KNOTS LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES
1 FOOT OR LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS
IN THE AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
EAST WIND 5 TO 10 KNOTS. RAIN SHOWERS LIKELY
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ147-101600-
SAND ISLAND TO BAYFIELD WI-
613 AM CDT SUN MAY 10 2026
TODAY
NORTHWEST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES
1 FOOT OR LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 TO
10 KNOTS IN THE AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
SOUTHEAST WIND 5 TO 10 KNOTS. RAIN SHOWERS LIKELY
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ150-101600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
613 AM CDT SUN MAY 10 2026
TODAY
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT
OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST IN THE LATE
EVENING AND EARLY MORNING, THEN BECOMING NORTH EARLY IN THE
MORNING. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 TO
10 KNOTS IN THE AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
MONDAY NIGHT
SOUTHEAST WIND 5 TO 10 KNOTS RISING TO 10 TO
15 KNOTS EARLY IN THE MORNING. RAIN SHOWERS LIKELY AFTER
MIDNIGHT. WAVES 1 TO 2 FEET.
LSZ121-101600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
613 AM CDT SUN MAY 10 2026
TODAY
NORTHWEST WIND 5 TO 10 KNOTS BECOMING NORTH LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 TO
10 KNOTS IN THE LATE MORNING AND AFTERNOON. SUNNY. WAVES 1 FOOT
OR LESS.
MONDAY NIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH AFTER
MIDNIGHT. RAIN SHOWERS LIKELY AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
LSZ148-101600-
OAK POINT TO SAXON HARBOR WI-
613 AM CDT SUN MAY 10 2026
TODAY
NORTHWEST WIND 5 TO 10 KNOTS BECOMING NORTH LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
MONDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 TO
10 KNOTS IN THE LATE MORNING AND AFTERNOON. SUNNY. WAVES 1 FOOT
OR LESS.
MONDAY NIGHT
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH 10 TO
15 KNOTS WITH GUSTS TO AROUND 25 KNOTS AFTER MIDNIGHT. RAIN
SHOWERS LIKELY AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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