801
FZUS53 KMKX 162010
NSHMKX
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
310 PM CDT THU APR 16 2026
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN
LMZ643-170900-
SHEBOYGAN TO PORT WASHINGTON WI-
310 PM CDT THU APR 16 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT FRIDAY
THROUGH EARLY EVENING
NORTH WIND 5 TO 10 KNOTS. PARTLY SUNNY.
PATCHY DENSE FOG. WAVES AROUND 1 FOOT.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTH LATE IN
THE EVENING, THEN RISING TO 5 TO 10 KNOTS AFTER MIDNIGHT BECOMING
SOUTH 5 TO 10 KNOTS EARLY IN THE MORNING. PATCHY DENSE FOG
THROUGH AROUND MIDNIGHT, THEN AREAS OF DENSE FOG AFTER MIDNIGHT.
WAVES AROUND 1 FOOT.
FRIDAY
SOUTH WIND 10 TO 15 KNOTS RISING TO 15 TO 20 KNOTS
EARLY IN THE AFTERNOON, THEN BECOMING SOUTH 15 TO 20 KNOTS WITH
GUSTS TO AROUND 25 KNOTS LATE IN THE AFTERNOON. AREAS OF DENSE
FOG IN THE MORNING. WAVES AROUND 1 FOOT BUILDING TO 3 TO 5 FEET
IN THE AFTERNOON.
FRIDAY NIGHT
SOUTH WIND 15 TO 25 KNOTS VEERING WEST EARLY IN
THE MORNING. RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS. WAVES
5 TO 7 FEET SUBSIDING TO 3 TO 5 FEET EARLY IN THE MORNING.
SATURDAY
WEST WIND 15 TO 25 KNOTS EASING TO 10 TO 20 KNOTS
LATE IN THE MORNING, THEN BECOMING 15 TO 20 KNOTS EARLY IN THE
AFTERNOON BECOMING 10 TO 20 KNOTS LATE IN THE AFTERNOON. CHANCE
OF SHOWERS. WAVES 3 TO 4 FEET SUBSIDING TO 1 TO 3 FEET EARLY IN
THE AFTERNOON, THEN BUILDING TO 2 TO 4 FEET LATE IN THE
AFTERNOON.
LMZ644-170900-
PORT WASHINGTON TO NORTH POINT LIGHT WI-
310 PM CDT THU APR 16 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT FRIDAY
THROUGH EARLY EVENING
NORTH WIND 5 TO 10 KNOTS. PARTLY SUNNY.
PATCHY DENSE FOG. WAVES AROUND 1 FOOT.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST LATE
IN THE EVENING, THEN VEERING SOUTH AFTER MIDNIGHT RISING TO 5 TO
10 KNOTS EARLY IN THE MORNING. PATCHY DENSE FOG IN THE EVENING,
THEN AREAS OF DENSE FOG IN THE LATE EVENING AND OVERNIGHT. WAVES
AROUND 1 FOOT.
FRIDAY
SOUTH WIND 5 TO 10 KNOTS BECOMING SOUTHEAST 10 TO
15 KNOTS LATE IN THE MORNING, THEN RISING TO 15 TO 20 KNOTS IN
THE AFTERNOON. AREAS OF DENSE FOG IN THE MORNING. WAVES AROUND
1 FOOT BUILDING TO 3 TO 4 FEET IN THE AFTERNOON.
FRIDAY NIGHT
SOUTH WIND 15 TO 20 KNOTS BECOMING 10 TO 20 KNOTS
LATE IN THE EVENING, THEN VEERING SOUTHWEST 15 TO 20 KNOTS AFTER
MIDNIGHT VEERING WEST EARLY IN THE MORNING. RAIN SHOWERS AND A
CHANCE OF THUNDERSTORMS. WAVES 4 TO 6 FEET SUBSIDING TO 3 TO
4 FEET.
SATURDAY
WEST WIND 10 TO 20 KNOTS. SLIGHT CHANCE OF SHOWERS
THROUGH THE DAY. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET IN
THE AFTERNOON.
LMZ645-170900-
NORTH POINT LIGHT TO WIND POINT WI-
310 PM CDT THU APR 16 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT FRIDAY
THROUGH EARLY EVENING
NORTH WIND 5 TO 10 KNOTS. PARTLY SUNNY.
PATCHY DENSE FOG. WAVES AROUND 1 FOOT.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING EAST LATE IN THE
EVENING, THEN VEERING SOUTH AFTER MIDNIGHT RISING TO 5 TO
10 KNOTS EARLY IN THE MORNING. AREAS OF DENSE FOG. WAVES AROUND
1 FOOT.
FRIDAY
SOUTH WIND 5 TO 10 KNOTS BECOMING SOUTHEAST 10 TO
15 KNOTS LATE IN THE MORNING, THEN RISING TO 15 TO 20 KNOTS IN
THE AFTERNOON. AREAS OF DENSE FOG IN THE MORNING. WAVES AROUND
1 FOOT BUILDING TO 3 TO 4 FEET IN THE AFTERNOON.
FRIDAY NIGHT
SOUTH WIND 15 TO 20 KNOTS VEERING WEST EARLY IN
THE MORNING. CHANCE OF THUNDERSTORMS THROUGH AROUND MIDNIGHT.
RAIN SHOWERS THROUGH THE NIGHT. SLIGHT CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. WAVES 3 TO 4 FEET BUILDING TO 3 TO 5 FEET LATE IN
THE EVENING, THEN SUBSIDING TO 3 TO 4 FEET AFTER MIDNIGHT.
SATURDAY
WEST WIND 15 TO 20 KNOTS. CHANCE OF SHOWERS IN THE
MORNING. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET IN THE LATE
MORNING AND AFTERNOON.
LMZ646-170900-
WIND POINT WI TO WINTHROP HARBOR IL-
310 PM CDT THU APR 16 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT FRIDAY
THROUGH EARLY EVENING
NORTH WIND 5 TO 10 KNOTS. PARTLY SUNNY
WITH A 20 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. PATCHY
DENSE FOG. WAVES AROUND 1 FOOT.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING EAST LATE IN THE
EVENING, THEN VEERING SOUTH AFTER MIDNIGHT RISING TO 5 TO
10 KNOTS EARLY IN THE MORNING. AREAS OF DENSE FOG. WAVES AROUND
1 FOOT.
FRIDAY
SOUTH WIND 5 TO 10 KNOTS BECOMING SOUTHEAST 10 TO
15 KNOTS IN THE LATE MORNING AND EARLY AFTERNOON, THEN RISING TO
15 TO 20 KNOTS LATE IN THE AFTERNOON. AREAS OF DENSE FOG IN THE
MORNING. WAVES AROUND 1 FOOT BUILDING TO 2 TO 4 FEET LATE IN THE
AFTERNOON.
FRIDAY NIGHT
SOUTH WIND 15 TO 20 KNOTS VEERING SOUTHWEST EARLY
IN THE MORNING. RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS
THROUGH THE NIGHT. WAVES 3 TO 4 FEET.
SATURDAY
WEST WIND 15 TO 20 KNOTS. CHANCE OF SHOWERS THROUGH
THE DAY. WAVES 1 TO 2 FEET.
SEE LAKE MICHIGAN OPEN WATERS FORECAST FOR SUNDAY THROUGH TUESDAY.
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