702
FZUS53 KDLH 250617
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
117 AM CDT MON MAY 25 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.
LSZ140-251600-
GRAND PORTAGE TO GRAND MARAIS MN-
117 AM CDT MON MAY 25 2026
TODAY
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS.
PATCHY FOG IN THE MORNING. CHANCE OF SPRINKLES IN THE LATE
MORNING AND EARLY AFTERNOON. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS LATE IN THE AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING WEST AFTER MIDNIGHT. CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. WAVES 1 TO 2 FEET.
TUESDAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE
MORNING, THEN BECOMING SOUTH IN THE AFTERNOON. MOSTLY SUNNY.
WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHEAST IN THE
LATE EVENING AND OVERNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ141-251600-
GRAND MARAIS TO TACONITE HARBOR MN-
117 AM CDT MON MAY 25 2026
TODAY
NORTH WIND 5 KNOTS BECOMING SOUTH IN THE LATE MORNING
AND AFTERNOON. PATCHY FOG IN THE MORNING. CHANCE OF SPRINKLES
LATE IN THE MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
LATE IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 KNOTS. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING. WAVES 1 FOOT OR LESS.
TUESDAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTHEAST IN THE LATE
MORNING AND EARLY AFTERNOON, THEN BECOMING VARIABLE 10 KNOTS OR
LESS LATE IN THE AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
VARIABLE WINDS 10 KNOTS OR LESS BECOMING
NORTHEAST 5 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR
LESS.
LSZ142-251600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
117 AM CDT MON MAY 25 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS. PATCHY FOG EARLY IN THE
MORNING. CHANCE OF SPRINKLES IN THE MORNING. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS LATE IN THE AFTERNOON. WAVES 1 FOOT OR
LESS.
TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS BECOMING WEST 5 KNOTS
IN THE LATE EVENING AND OVERNIGHT. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. WAVES 1 FOOT OR LESS.
TUESDAY
NORTH WIND 5 KNOTS EARLY IN THE MORNING BECOMING
VARIABLE 10 KNOTS OR LESS. SUNNY. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
VARIABLE WINDS 10 KNOTS OR LESS BECOMING
NORTHEAST 5 KNOTS EARLY IN THE MORNING. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ143-251600-
SILVER BAY HARBOR TO TWO HARBORS MN-
117 AM CDT MON MAY 25 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTHWEST
5 KNOTS IN THE LATE MORNING AND AFTERNOON. CHANCE OF RAIN SHOWERS
EARLY IN THE MORNING, THEN CHANCE OF SPRINKLES LATE IN THE
MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING WEST AFTER MIDNIGHT.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING. WAVES
1 FOOT OR LESS.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS. WAVES 1 FOOT OR LESS.
LSZ144-251600-
TWO HARBORS TO DULUTH MN-
117 AM CDT MON MAY 25 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. PATCHY FOG EARLY IN THE
MORNING. SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE MORNING, THEN
CHANCE OF SPRINKLES LATE IN THE MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST EARLY IN THE
MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING. WAVES 1 FOOT OR LESS.
TUESDAY
NORTH WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
MORNING AND AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING. CHANCE OF RAIN SHOWERS THROUGH THE
NIGHT. WAVES 1 FOOT OR LESS.
LSZ145-251600-
DULUTH MN TO PORT WING WI-
117 AM CDT MON MAY 25 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. PATCHY FOG EARLY IN THE
MORNING. SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE MORNING, THEN
CHANCE OF SPRINKLES LATE IN THE MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST EARLY IN
THE MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING. WAVES 1 FOOT OR LESS.
TUESDAY
NORTHEAST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
TUESDAY NIGHT
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING. CHANCE OF RAIN SHOWERS THROUGH THE
NIGHT. WAVES 1 FOOT OR LESS.
LSZ146-251600-
PORT WING TO SAND ISLAND WI-
117 AM CDT MON MAY 25 2026
TODAY
SOUTHWEST WIND 5 KNOTS. CHANCE OF RAIN SHOWERS EARLY IN
THE MORNING, THEN CHANCE OF SPRINKLES LATE IN THE MORNING. WAVES
1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE EVENING. WAVES 1 FOOT OR LESS.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
NORTHEAST WIND 5 KNOTS. SLIGHT CHANCE OF RAIN
SHOWERS. WAVES 1 FOOT OR LESS.
LSZ147-251600-
SAND ISLAND TO BAYFIELD WI-
117 AM CDT MON MAY 25 2026
TODAY
SOUTHWEST WIND 5 KNOTS. CHANCE OF RAIN SHOWERS IN THE
MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING WEST EARLY IN THE
MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING. WAVES 1 FOOT OR LESS.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
VARIABLE WINDS 10 KNOTS OR LESS BECOMING
NORTHEAST 5 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
LSZ150-251600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
117 AM CDT MON MAY 25 2026
TODAY
SOUTHWEST WIND 5 KNOTS. CHANCE OF SPRINKLES IN THE
MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST EARLY IN
THE MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING. WAVES 1 FOOT OR LESS.
TUESDAY
NORTHWEST WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY IN
THE EVENING THEN BECOMING PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
LSZ121-251600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
117 AM CDT MON MAY 25 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. CHANCE OF RAIN SHOWERS IN
THE MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE EVENING. WAVES 1 FOOT OR LESS.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
TUESDAY NIGHT
NORTHEAST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS, THEN BECOMING NORTHEAST
5 KNOTS EARLY IN THE MORNING. SLIGHT CHANCE OF RAIN SHOWERS
THROUGH THE NIGHT. WAVES 1 FOOT OR LESS.
LSZ148-251600-
OAK POINT TO SAXON HARBOR WI-
117 AM CDT MON MAY 25 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS. CHANCE OF RAIN SHOWERS IN
THE MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE EVENING. WAVES 1 FOOT OR LESS.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
TUESDAY NIGHT
NORTHEAST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS, THEN BECOMING NORTHEAST
5 KNOTS EARLY IN THE MORNING. SLIGHT CHANCE OF RAIN SHOWERS
THROUGH THE NIGHT. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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