172
FZUS53 KDLH 280912
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
412 AM CDT MON APR 28 2025
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.
LSZ140-141-281615-
GRAND PORTAGE TO GRAND MARAIS MN-
GRAND MARAIS TO TACONITE HARBOR MN-
412 AM CDT MON APR 28 2025
TODAY
EAST WIND 10 TO 15 KNOTS. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY IN THE MORNING, THEN RAIN SHOWERS IN THE LATE
MORNING AND AFTERNOON. CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
WAVES 1 TO 2 FEET.
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING NORTH 10 TO 15 KNOTS
WITH GUSTS TO AROUND 25 KNOTS IN THE LATE EVENING AND EARLY
MORNING, THEN RISING TO 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS EARLY IN THE MORNING. RAIN SHOWERS AND CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 3 FEET
BUILDING TO 2 TO 4 FEET EARLY IN THE MORNING. A SMALL CRAFT
ADVISORY MAY BE NEEDED.
TUESDAY
NORTH WIND 20 TO 25 KNOTS WITH GALES TO AROUND
35 KNOTS BECOMING NORTHWEST 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING WEST 5 TO 10 KNOTS
LATE IN THE AFTERNOON. CHANCE OF RAIN SHOWERS AND SNOW SHOWERS IN
THE MORNING. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET IN THE
AFTERNOON. A GALE WARNING MAY BE NEEDED.
TUESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST
IN THE LATE EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR
LESS.
LSZ142-143-281615-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
SILVER BAY HARBOR TO TWO HARBORS MN-
412 AM CDT MON APR 28 2025
TODAY
NORTHEAST WIND 10 TO 15 KNOTS. CHANCE OF RAIN SHOWERS
EARLY IN THE MORNING. CHANCE OF THUNDERSTORMS THROUGH THE DAY.
RAIN SHOWERS IN THE LATE MORNING AND AFTERNOON. WAVES 1 TO
2 FEET.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING NORTH 10 TO
15 KNOTS WITH GUSTS TO AROUND 30 KNOTS IN THE LATE EVENING AND
OVERNIGHT. RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
TUESDAY
NORTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING NORTHWEST 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS IN THE AFTERNOON. CHANCE OF SNOW SHOWERS IN THE MORNING.
CHANCE OF RAIN SHOWERS THROUGH THE DAY. WAVES 1 TO 2 FEET.
TUESDAY NIGHT
SOUTHWEST WIND 5 KNOTS BECOMING EAST IN THE LATE
EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
LSZ145-281615-
DULUTH MN TO PORT WING WI-
412 AM CDT MON APR 28 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON CDT TODAY THROUGH
THIS EVENING...
TODAY
EAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHEAST WITH GUSTS TO AROUND 20 KNOTS LATE IN THE
AFTERNOON. CHANCE OF THUNDERSTORMS AND LIGHT FREEZING RAIN IN THE
MORNING. RAIN SHOWERS THROUGH THE DAY. THUNDERSTORMS LIKELY IN
THE AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING NORTHWEST 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS AFTER MIDNIGHT. RAIN SHOWERS AND CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 2 FEET BUILDING TO 1 TO
3 FEET EARLY IN THE MORNING.
TUESDAY
NORTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS EASING TO 5 TO 10 KNOTS IN THE AFTERNOON. CHANCE OF RAIN
SHOWERS AND SNOW SHOWERS IN THE MORNING. WAVES 1 TO 3 FEET
SUBSIDING TO 1 TO 2 FEET IN THE AFTERNOON.
TUESDAY NIGHT
NORTHWEST WIND 5 KNOTS BECOMING EAST IN THE LATE
EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
LSZ144-281615-
TWO HARBORS TO DULUTH MN-
412 AM CDT MON APR 28 2025
TODAY
EAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN THE
AFTERNOON. CHANCE OF THUNDERSTORMS IN THE MORNING. RAIN SHOWERS
THROUGH THE DAY. THUNDERSTORMS LIKELY IN THE AFTERNOON. WAVES
1 TO 2 FEET.
TONIGHT
SOUTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING NORTHWEST WITH GUSTS TO AROUND 25 KNOTS IN THE
LATE EVENING AND EARLY MORNING, THEN RISING TO 15 TO 20 KNOTS
WITH GUSTS TO AROUND 30 KNOTS EARLY IN THE MORNING. RAIN SHOWERS
AND CHANCE OF THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES
1 TO 2 FEET.
TUESDAY
NORTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS EASING TO 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS IN
THE AFTERNOON. CHANCE OF RAIN SHOWERS IN THE MORNING. WAVES 1 TO
3 FEET.
TUESDAY NIGHT
NORTH WIND 5 KNOTS BECOMING EAST IN THE LATE
EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
LSZ146-281615-
PORT WING TO SAND ISLAND WI-
412 AM CDT MON APR 28 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON CDT TODAY THROUGH
THIS EVENING...
TODAY
SOUTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. RAIN SHOWERS IN THE MORNING. CHANCE OF
THUNDERSTORMS THROUGH THE DAY. RAIN SHOWERS LIKELY IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
SOUTH WIND 10 TO 15 KNOTS BECOMING NORTHWEST EARLY IN
THE MORNING. GUSTS UP TO 20 KNOTS. RAIN SHOWERS AND CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS LIKELY AND SLIGHT
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 2 FEET
BUILDING TO 1 TO 3 FEET EARLY IN THE MORNING.
TUESDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE MORNING. CHANCE OF SNOW SHOWERS IN THE MORNING. CHANCE OF
RAIN SHOWERS THROUGH THE DAY. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
2 FEET IN THE AFTERNOON.
TUESDAY NIGHT
SOUTH WIND 5 KNOTS BECOMING SOUTHEAST IN THE
LATE EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
LSZ147-281615-
SAND ISLAND TO BAYFIELD WI-
412 AM CDT MON APR 28 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON CDT TODAY THROUGH
THIS EVENING...
TODAY
SOUTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
RAIN SHOWERS AND CHANCE OF THUNDERSTORMS. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING SOUTHWEST WITH GUSTS TO AROUND 20 KNOTS LATE IN
THE EVENING, THEN BECOMING WEST WITH GUSTS TO AROUND 20 KNOTS
AFTER MIDNIGHT BECOMING NORTHWEST 15 TO 20 KNOTS WITH GUSTS TO
AROUND 25 KNOTS EARLY IN THE MORNING. RAIN SHOWERS AND CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS LIKELY AND SLIGHT
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS
BUILDING TO 2 TO 4 FEET EARLY IN THE MORNING.
TUESDAY
NORTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING NORTHWEST EARLY IN THE AFTERNOON, THEN BECOMING
WEST LATE IN THE AFTERNOON. SNOW SHOWERS LIKELY IN THE MORNING.
RAIN SHOWERS LIKELY THROUGH THE DAY. WAVES 2 TO 4 FEET SUBSIDING
TO 1 TO 3 FEET IN THE AFTERNOON.
TUESDAY NIGHT
SOUTHEAST WIND 5 KNOTS. MOSTLY CLEAR. WAVES
1 FOOT OR LESS.
LSZ121-281615-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
412 AM CDT MON APR 28 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON CDT TODAY THROUGH
THIS EVENING...
TODAY
SOUTH WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS. RAIN
SHOWERS AND CHANCE OF THUNDERSTORMS. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING NORTHWEST WITH GUSTS TO AROUND 25 KNOTS EARLY
IN THE MORNING. RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN SHOWERS LIKELY AND SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
TUESDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE MORNING. RAIN SHOWERS LIKELY THROUGH THE DAY. WAVES 1 TO
2 FEET.
TUESDAY NIGHT
EAST WIND 5 KNOTS BECOMING SOUTHEAST IN THE LATE
EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
LSZ148-281615-
OAK POINT TO SAXON HARBOR WI-
412 AM CDT MON APR 28 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON CDT TODAY THROUGH
THIS EVENING...
TODAY
SOUTH WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND 25 KNOTS.
RAIN SHOWERS IN THE MORNING. CHANCE OF THUNDERSTORMS THROUGH THE
DAY. RAIN SHOWERS LIKELY IN THE AFTERNOON. WAVES 1 TO 3 FEET.
TONIGHT
SOUTH WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING NORTHWEST 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS EARLY IN THE MORNING. RAIN SHOWERS AND CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS LIKELY AND SLIGHT
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
TUESDAY
NORTH WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING NORTHWEST 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS IN THE AFTERNOON. SNOW SHOWERS LIKELY IN THE MORNING.
RAIN SHOWERS LIKELY THROUGH THE DAY. WAVES 2 TO 4 FEET SUBSIDING
TO 1 TO 3 FEET LATE IN THE AFTERNOON. A SMALL CRAFT ADVISORY MAY
BE NEEDED.
TUESDAY NIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH EARLY IN
THE MORNING. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
LSZ150-281615-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
412 AM CDT MON APR 28 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON CDT TODAY THROUGH
THIS EVENING...
TODAY
SOUTHEAST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS IN
THE AFTERNOON. RAIN SHOWERS IN THE MORNING. CHANCE OF
THUNDERSTORMS THROUGH THE DAY. RAIN SHOWERS LIKELY IN THE
AFTERNOON. WAVES 1 TO 3 FEET.
TONIGHT
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING WEST WITH GUSTS TO AROUND 20 KNOTS AFTER
MIDNIGHT, THEN BECOMING NORTH 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS EARLY IN THE MORNING. RAIN SHOWERS AND CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS LIKELY AND SLIGHT
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 3 FEET
BUILDING TO 2 TO 4 FEET EARLY IN THE MORNING.
TUESDAY
NORTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING WEST 5 TO 10 KNOTS LATE IN THE AFTERNOON. SNOW
SHOWERS LIKELY IN THE MORNING. RAIN SHOWERS LIKELY THROUGH THE
DAY. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET LATE IN THE
AFTERNOON. A SMALL CRAFT ADVISORY MAY BE NEEDED.
TUESDAY NIGHT
SOUTH WIND 5 KNOTS BECOMING SOUTHEAST AFTER
MIDNIGHT. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
BJH
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