359
FZUS53 KDLH 161107
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
607 AM CDT THU APR 16 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.
LSZ140-161600-
GRAND PORTAGE TO GRAND MARAIS MN-
607 AM CDT THU APR 16 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
TODAY
SOUTHWEST WIND 5 KNOTS BECOMING SOUTH LATE IN THE
AFTERNOON. AREAS OF DENSE FREEZING FOG IN THE MORNING. AREAS OF
DENSE FOG THROUGH THE DAY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. PATCHY DENSE FOG IN THE
EVENING, THEN WIDESPREAD DENSE FOG AFTER MIDNIGHT. SLIGHT CHANCE
OF RAIN AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
FRIDAY
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE MORNING. AREAS OF DENSE FOG IN THE MORNING. PATCHY
FOG IN THE AFTERNOON. RAIN AND CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. WAVES 1 TO 3 FEET.
FRIDAY NIGHT
NORTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO
20 KNOTS INCREASING TO 30 KNOTS. RAIN AND CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN RAIN LIKELY AFTER MIDNIGHT. WAVES 2 TO
4 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ141-161600-
GRAND MARAIS TO TACONITE HARBOR MN-
607 AM CDT THU APR 16 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTH 5 KNOTS
IN THE LATE MORNING AND EARLY AFTERNOON, THEN BECOMING EAST LATE
IN THE AFTERNOON. AREAS OF DENSE FOG IN THE MORNING, THEN PATCHY
DENSE FOG IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. PATCHY DENSE FOG IN THE
EVENING, THEN WIDESPREAD DENSE FOG AFTER MIDNIGHT. SLIGHT CHANCE
OF RAIN AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
FRIDAY
NORTHEAST WIND 5 TO 10 KNOTS BECOMING NORTH LATE IN THE
AFTERNOON. WIDESPREAD DENSE FOG IN THE MORNING, THEN PATCHY FOG
IN THE AFTERNOON. RAIN AND CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. WAVES 1 TO 3 FEET.
FRIDAY NIGHT
NORTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO
20 KNOTS INCREASING TO 30 KNOTS IN THE LATE EVENING AND
OVERNIGHT. RAIN AND CHANCE OF THUNDERSTORMS IN THE EVENING. WAVES
1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ142-161600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
607 AM CDT THU APR 16 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST
5 KNOTS IN THE LATE MORNING AND EARLY AFTERNOON, THEN BECOMING
EAST LATE IN THE AFTERNOON. AREAS OF DENSE FREEZING FOG EARLY IN
THE MORNING. AREAS OF DENSE FOG IN THE MORNING, THEN PATCHY DENSE
FOG IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY DENSE FOG IN THE
EVENING, THEN WIDESPREAD DENSE FOG AFTER MIDNIGHT. WAVES 1 TO
3 FEET.
FRIDAY
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG IN THE
MORNING. PATCHY FOG IN THE AFTERNOON. RAIN AND CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 3 FEET.
FRIDAY NIGHT
NORTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO
25 KNOTS INCREASING TO 30 KNOTS IN THE LATE EVENING AND EARLY
MORNING, THEN DECREASING TO 25 KNOTS EARLY IN THE MORNING. RAIN
AND CHANCE OF THUNDERSTORMS IN THE EVENING. WAVES 1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ143-161600-
SILVER BAY HARBOR TO TWO HARBORS MN-
607 AM CDT THU APR 16 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST 10 TO
15 KNOTS. AREAS OF DENSE FOG EARLY IN THE MORNING. AREAS OF DENSE
FREEZING FOG IN THE MORNING. PATCHY DENSE FOG IN THE LATE MORNING
AND AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE EVENING. PATCHY FOG IN THE EVENING, THEN WIDESPREAD DENSE FOG
AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
FRIDAY
NORTHEAST WIND 5 TO 10 KNOTS. AREAS OF DENSE FOG IN THE
MORNING. PATCHY FOG IN THE AFTERNOON. RAIN AND CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 3 FEET.
FRIDAY NIGHT
NORTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO
25 KNOTS. RAIN AND CHANCE OF THUNDERSTORMS IN THE EVENING. CHANCE
OF SNOW THROUGH THE NIGHT. WAVES 1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ144-161600-
TWO HARBORS TO DULUTH MN-
607 AM CDT THU APR 16 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST 10 TO
15 KNOTS. AREAS OF DENSE FOG EARLY IN THE MORNING. AREAS OF DENSE
FREEZING FOG IN THE MORNING. PATCHY DENSE FOG IN THE LATE MORNING
AND AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE EVENING. PATCHY FOG IN THE EVENING. AREAS OF DENSE FOG AFTER
MIDNIGHT. WAVES 1 TO 2 FEET.
FRIDAY
NORTHEAST WIND 5 TO 10 KNOTS BECOMING NORTH 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS LATE IN THE AFTERNOON.
AREAS OF DENSE FOG IN THE MORNING, THEN PATCHY FOG IN THE
AFTERNOON. SLIGHT CHANCE OF RAIN IN THE MORNING, THEN RAIN AND
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 2 FEET.
FRIDAY NIGHT
NORTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO
25 KNOTS INCREASING TO 30 KNOTS AFTER MIDNIGHT, THEN DECREASING
TO 25 KNOTS EARLY IN THE MORNING. RAIN AND CHANCE OF
THUNDERSTORMS IN THE EVENING. CHANCE OF SNOW THROUGH THE NIGHT.
WAVES 1 TO 3 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ145-161600-
DULUTH MN TO PORT WING WI-
607 AM CDT THU APR 16 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST 10 TO
15 KNOTS IN THE LATE MORNING AND AFTERNOON. AREAS OF DENSE FOG
EARLY IN THE MORNING. AREAS OF DENSE FREEZING FOG IN THE MORNING.
PATCHY DENSE FOG IN THE LATE MORNING AND AFTERNOON. WAVES 1 FOOT
OR LESS.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE EVENING. PATCHY FOG IN THE EVENING. AREAS OF DENSE FOG AFTER
MIDNIGHT. WAVES 1 TO 3 FEET.
FRIDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING NORTHWEST WITH GUSTS TO AROUND 20 KNOTS LATE IN
THE AFTERNOON. SLIGHT CHANCE OF RAIN IN THE MORNING, THEN RAIN
AND CHANCE OF THUNDERSTORMS IN THE AFTERNOON. PATCHY FOG IN THE
AFTERNOON. WAVES 1 TO 3 FEET.
FRIDAY NIGHT
WEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS. RAIN AND CHANCE OF THUNDERSTORMS IN THE EVENING. CHANCE
OF SNOW THROUGH THE NIGHT. WAVES 2 TO 4 FEET. A SMALL CRAFT
ADVISORY MAY BE NEEDED.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ146-161600-
PORT WING TO SAND ISLAND WI-
607 AM CDT THU APR 16 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST 10 TO
15 KNOTS. AREAS OF DENSE FOG AND DENSE FREEZING FOG EARLY IN THE
MORNING, THEN PATCHY DENSE FOG IN THE LATE MORNING AND AFTERNOON.
WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. PATCHY DENSE FOG. WAVES
1 TO 3 FEET.
FRIDAY
NORTHEAST WIND 5 TO 10 KNOTS BECOMING NORTHWEST LATE IN
THE AFTERNOON. PATCHY FOG IN THE AFTERNOON. RAIN AND CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 3 FEET.
FRIDAY NIGHT
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS.
RAIN AND CHANCE OF THUNDERSTORMS IN THE EVENING. WAVES 1 TO
3 FEET BUILDING TO 2 TO 4 FEET AFTER MIDNIGHT. A SMALL CRAFT
ADVISORY MAY BE NEEDED.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ147-161600-
SAND ISLAND TO BAYFIELD WI-
607 AM CDT THU APR 16 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST
5 KNOTS LATE IN THE MORNING, THEN BECOMING EAST IN THE AFTERNOON.
AREAS OF DENSE FOG AND DENSE FREEZING FOG EARLY IN THE MORNING,
THEN PATCHY DENSE FOG IN THE LATE MORNING AND AFTERNOON. WAVES
1 FOOT OR LESS.
TONIGHT
EAST WIND 5 TO 10 KNOTS. PATCHY DENSE FOG AFTER
MIDNIGHT. WAVES 1 TO 2 FEET.
FRIDAY
EAST WIND 5 TO 10 KNOTS BECOMING NORTHEAST EARLY IN THE
AFTERNOON, THEN BECOMING WEST LATE IN THE AFTERNOON. RAIN AND
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 2 FEET.
FRIDAY NIGHT
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS.
RAIN AND CHANCE OF THUNDERSTORMS IN THE EVENING. WAVES 1 TO
2 FEET BUILDING TO 2 TO 4 FEET AFTER MIDNIGHT.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ150-161600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
607 AM CDT THU APR 16 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
TODAY
SOUTHEAST WIND 5 KNOTS BECOMING EAST IN THE AFTERNOON.
AREAS OF DENSE FREEZING FOG EARLY IN THE MORNING. PATCHY DENSE
FOG THROUGH THE DAY. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 TO 10 KNOTS. PATCHY DENSE FOG IN THE
EVENING. WIDESPREAD DENSE FOG AFTER MIDNIGHT. WAVES 1 TO 2 FEET
BUILDING TO 1 TO 3 FEET EARLY IN THE MORNING.
FRIDAY
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING NORTHEAST 10 TO
15 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING WEST 5 TO 10 KNOTS
LATE IN THE AFTERNOON. AREAS OF DENSE FOG IN THE MORNING. RAIN
AND CHANCE OF THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 3 FEET.
FRIDAY NIGHT
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS.
RAIN AND CHANCE OF THUNDERSTORMS IN THE EVENING. WAVES 1 TO
3 FEET BUILDING TO 2 TO 4 FEET AFTER MIDNIGHT.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ148-161600-
OAK POINT TO SAXON HARBOR WI-
607 AM CDT THU APR 16 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 TO
10 KNOTS IN THE LATE MORNING AND AFTERNOON. AREAS OF DENSE
FREEZING FOG EARLY IN THE MORNING. PATCHY DENSE FOG THROUGH THE
DAY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING SOUTH WITH GUSTS TO
AROUND 20 KNOTS EARLY IN THE MORNING. PATCHY DENSE FOG IN THE
EVENING. AREAS OF DENSE FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
FRIDAY
SOUTH WIND 10 TO 15 KNOTS BECOMING SOUTHWEST. GUSTS UP
TO 20 KNOTS. RAIN AND CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
WAVES 1 TO 2 FEET.
FRIDAY NIGHT
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 25 KNOTS
EARLY IN THE MORNING. CHANCE OF THUNDERSTORMS IN THE EVENING.
RAIN THROUGH THE NIGHT. WAVES 1 TO 3 FEET.
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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