160
FZUS53 KDLH 020521
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
1221 AM CDT WED SEP 2 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.
LSZ140-021600-
GRAND PORTAGE TO GRAND MARAIS MN-
1221 AM CDT WED SEP 2 2026
TODAY
WEST WIND 5 KNOTS BECOMING SOUTHWEST IN THE AFTERNOON.
MOSTLY CLOUDY EARLY IN THE MORNING THEN BECOMING MOSTLY SUNNY.
WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTH IN THE
LATE EVENING AND EARLY MORNING, THEN BECOMING NORTH 5 KNOTS EARLY
IN THE MORNING. PATCHY FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS BECOMING EAST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS IN THE EVENING THEN 20 KNOTS EARLY IN THE MORNING.
SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
LSZ141-021600-
GRAND MARAIS TO TACONITE HARBOR MN-
1221 AM CDT WED SEP 2 2026
TODAY
WEST WIND 5 KNOTS BECOMING SOUTHWEST IN THE AFTERNOON.
MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING NORTH 5 KNOTS EARLY IN
THE MORNING. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS BECOMING EAST WITH GUSTS
TO AROUND 20 KNOTS IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT
OR LESS.
THURSDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
LSZ142-021600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
1221 AM CDT WED SEP 2 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTH 5 KNOTS
IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS WITH GUSTS TO
AROUND 20 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS IN THE EVENING.
SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE NIGHT. CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
LSZ143-021600-
SILVER BAY HARBOR TO TWO HARBORS MN-
1221 AM CDT WED SEP 2 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTH 5 KNOTS
EARLY IN THE AFTERNOON, THEN BECOMING VARIABLE 10 KNOTS OR LESS
LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
THURSDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
THURSDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS DECREASING TO 20 KNOTS IN THE LATE EVENING AND
OVERNIGHT. CHANCE OF THUNDERSTORMS IN THE EVENING. CHANCE OF RAIN
SHOWERS THROUGH THE NIGHT. SLIGHT CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT. WAVES 1 TO 2 FEET.
LSZ144-021600-
TWO HARBORS TO DULUTH MN-
1221 AM CDT WED SEP 2 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST
5 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING EAST LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
THURSDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS. SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES
1 TO 3 FEET.
THURSDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS DECREASING TO 20 KNOTS AFTER MIDNIGHT. CHANCE OF SHOWERS
IN THE EVENING. CHANCE OF THUNDERSTORMS THROUGH THE NIGHT.
SHOWERS LIKELY AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
LSZ145-021600-
DULUTH MN TO PORT WING WI-
1221 AM CDT WED SEP 2 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
THURSDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. WAVES 1 TO 2 FEET BUILDING TO 1 TO 3 FEET LATE IN THE
AFTERNOON.
THURSDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS DECREASING TO 20 KNOTS IN THE LATE EVENING AND
OVERNIGHT. CHANCE OF SHOWERS IN THE EVENING. CHANCE OF
THUNDERSTORMS THROUGH THE NIGHT. SHOWERS LIKELY AFTER MIDNIGHT.
WAVES 1 TO 3 FEET.
LSZ146-021600-
PORT WING TO SAND ISLAND WI-
1221 AM CDT WED SEP 2 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES
1 FOOT OR LESS.
THURSDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
THURSDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
25 KNOTS. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2 FEET.
LSZ147-021600-
SAND ISLAND TO BAYFIELD WI-
1221 AM CDT WED SEP 2 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS
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.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS IN THE EVENING. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. WAVES 1 TO 2 FEET.
LSZ150-021600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
1221 AM CDT WED SEP 2 2026
TODAY
WEST WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE
AFTERNOON. MOSTLY CLOUDY EARLY IN THE MORNING THEN CLEARING.
WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHEAST WIND 5 KNOTS IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
THURSDAY
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
THURSDAY NIGHT
EAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
SLIGHT CHANCE OF SHOWERS IN THE EVENING. SLIGHT CHANCE OF
THUNDERSTORMS THROUGH THE NIGHT. CHANCE OF SHOWERS AFTER
MIDNIGHT. WAVES 1 TO 2 FEET.
LSZ121-021600-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
1221 AM CDT WED SEP 2 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS IN
THE AFTERNOON. MOSTLY CLOUDY EARLY IN THE MORNING THEN CLEARING.
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.
THURSDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS IN THE LATE MORNING
AND AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON.
WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 FOOT OR LESS.
LSZ148-021600-
OAK POINT TO SAXON HARBOR WI-
1221 AM CDT WED SEP 2 2026
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS IN
THE AFTERNOON. MOSTLY CLOUDY EARLY IN THE MORNING THEN CLEARING.
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.
THURSDAY
EAST WIND 5 KNOTS BECOMING NORTHEAST 10 TO 15 KNOTS
WITH GUSTS TO AROUND 25 KNOTS IN THE AFTERNOON. SLIGHT CHANCE OF
RAIN SHOWERS IN THE AFTERNOON. WAVES 1 TO 2 FEET.
THURSDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 25 KNOTS BECOMING EAST 5 KNOTS AFTER MIDNIGHT. CHANCE OF
THUNDERSTORMS AND SLIGHT CHANCE OF SHOWERS IN THE EVENING, THEN
SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
WAVES 1 TO 2 FEET.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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