324
FZUS53 KDLH 150711
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
211 AM CDT WED APR 15 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.
LSZ140-151600-
GRAND PORTAGE TO GRAND MARAIS MN-
211 AM CDT WED APR 15 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
NORTH WIND 5 KNOTS BECOMING EAST EARLY IN THE AFTERNOON,
THEN BECOMING EAST 5 KNOTS LATE IN THE AFTERNOON. PATCHY DENSE
FOG IN THE MORNING. PATCHY FOG LATE IN THE AFTERNOON. WAVES
1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. PATCHY FOG THROUGH THE NIGHT.
WAVES 1 FOOT OR LESS.
THURSDAY
NORTHEAST WIND 5 KNOTS BECOMING SOUTH IN THE
AFTERNOON. WIDESPREAD DENSE FOG IN THE MORNING, THEN PATCHY FOG
IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. PATCHY FOG IN THE EVENING. WAVES
1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ141-151600-
GRAND MARAIS TO TACONITE HARBOR MN-
211 AM CDT WED APR 15 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTH LATE IN THE
MORNING, THEN BECOMING SOUTHEAST EARLY IN THE AFTERNOON BECOMING
EAST LATE IN THE AFTERNOON. PATCHY DENSE FOG IN THE MORNING.
WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. PATCHY FOG IN THE EVENING,
THEN AREAS OF DENSE FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
THURSDAY
NORTHEAST WIND 5 KNOTS BECOMING EAST IN THE LATE
MORNING AND AFTERNOON. WIDESPREAD DENSE FOG IN THE MORNING, THEN
PATCHY FOG IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY FOG IN THE
EVENING. WAVES 1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ142-151600-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
211 AM CDT WED APR 15 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTHWEST LATE IN THE
MORNING, THEN BECOMING EAST IN THE AFTERNOON. PATCHY DENSE FOG IN
THE MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. PATCHY DENSE FOG THROUGH THE
NIGHT. WAVES 1 FOOT OR LESS.
THURSDAY
NORTHEAST WIND 5 KNOTS BECOMING EAST IN THE LATE
MORNING AND AFTERNOON. WIDESPREAD DENSE FOG IN THE MORNING, THEN
PATCHY FOG IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PATCHY FOG IN THE
EVENING. WAVES 1 FOOT OR LESS.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ143-151600-
SILVER BAY HARBOR TO TWO HARBORS MN-
211 AM CDT WED APR 15 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
WEST WIND 5 KNOTS BECOMING SOUTH LATE IN THE MORNING,
THEN BECOMING EAST IN THE AFTERNOON. PATCHY DENSE FOG IN THE
MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. PATCHY DENSE FOG THROUGH THE
NIGHT. WAVES 1 FOOT OR LESS.
THURSDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. WIDESPREAD DENSE FOG IN THE MORNING, THEN PATCHY FOG IN
THE AFTERNOON. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. PATCHY FOG IN THE EVENING. WAVES
1 FOOT OR LESS.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ144-151600-
TWO HARBORS TO DULUTH MN-
211 AM CDT WED APR 15 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
NORTHWEST WIND 5 KNOTS BECOMING EAST IN THE LATE MORNING
AND AFTERNOON. AREAS OF DENSE FOG EARLY IN THE MORNING, THEN
PATCHY DENSE FOG LATE IN THE MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. PATCHY FOG IN THE EVENING,
THEN WIDESPREAD FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
THURSDAY
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. WIDESPREAD DENSE FOG IN THE MORNING, THEN PATCHY FOG IN
THE AFTERNOON. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS EASING TO 10 KNOTS EARLY IN THE MORNING. PATCHY
FOG IN THE EVENING. WAVES 1 FOOT OR LESS.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ145-151600-
DULUTH MN TO PORT WING WI-
211 AM CDT WED APR 15 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
NORTH WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
MORNING AND AFTERNOON. AREAS OF DENSE FOG EARLY IN THE MORNING,
THEN PATCHY DENSE FOG LATE IN THE MORNING. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. PATCHY FOG IN THE EVENING,
THEN WIDESPREAD FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
THURSDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. WIDESPREAD DENSE FOG IN THE MORNING, THEN PATCHY FOG IN
THE AFTERNOON. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. PATCHY FOG IN THE EVENING. WAVES
1 FOOT OR LESS.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ146-151600-
PORT WING TO SAND ISLAND WI-
211 AM CDT WED APR 15 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
NORTHWEST WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
MORNING AND AFTERNOON. PATCHY DENSE FOG IN THE MORNING. WAVES
1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. PATCHY FOG IN THE EVENING,
THEN WIDESPREAD DENSE FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
THURSDAY
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. WIDESPREAD DENSE FOG IN THE MORNING, THEN PATCHY FOG IN
THE AFTERNOON. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS EARLY IN THE EVENING. PARTLY CLOUDY IN THE EVENING THEN
BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ147-151600-
SAND ISLAND TO BAYFIELD WI-
211 AM CDT WED APR 15 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
NORTHWEST WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
MORNING AND AFTERNOON. PATCHY DENSE FOG EARLY IN THE MORNING.
WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. PATCHY FOG IN THE EVENING,
THEN WIDESPREAD DENSE FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. WIDESPREAD DENSE FOG IN
THE MORNING, THEN PATCHY FOG IN THE AFTERNOON. WAVES 1 FOOT OR
LESS.
THURSDAY NIGHT
EAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ150-151600-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
211 AM CDT WED APR 15 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
NORTHEAST WIND 5 KNOTS. PATCHY DENSE FOG IN THE MORNING.
WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. PATCHY DENSE FOG IN THE
EVENING, THEN WIDESPREAD DENSE FOG AFTER MIDNIGHT. WAVES 1 FOOT
OR LESS.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. WIDESPREAD DENSE FOG IN
THE MORNING, THEN PATCHY FOG IN THE AFTERNOON. WAVES 1 FOOT OR
LESS.
THURSDAY NIGHT
EAST WIND 5 TO 10 KNOTS. PATCHY FOG IN THE
EVENING. WAVES 1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ148-151600-
OAK POINT TO SAXON HARBOR WI-
211 AM CDT WED APR 15 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
TODAY
EAST WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE MORNING
AND AFTERNOON. PATCHY DENSE FOG IN THE MORNING. WAVES 1 FOOT OR
LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS. PATCHY FOG IN THE EVENING,
THEN WIDESPREAD DENSE FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS BECOMING EAST LATE IN
THE AFTERNOON. WIDESPREAD DENSE FOG IN THE MORNING, THEN PATCHY
FOG IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
EAST WIND 5 TO 10 KNOTS. PATCHY FOG IN THE
EVENING. WAVES 1 TO 2 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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