559
FZUS53 KMKX 301010
NSHMKX
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
510 AM CDT THU JUL 30 2026
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN
LMZ643-301600-
SHEBOYGAN TO PORT WASHINGTON WI-
510 AM CDT THU JUL 30 2026
TODAY
WEST WIND 5 TO 10 KNOTS BACKING SOUTHWEST LATE IN THE
MORNING, THEN BACKING SOUTH 5 TO 15 KNOTS EARLY IN THE AFTERNOON
BECOMING 10 TO 15 KNOTS LATE IN THE AFTERNOON. SUNNY. WAVES
AROUND 1 FOOT.
TONIGHT
SOUTH WIND 10 TO 15 KNOTS VEERING SOUTHWEST LATE IN
THE EVENING, THEN EASING TO 5 TO 10 KNOTS AFTER MIDNIGHT BECOMING
SOUTHWEST 5 TO 10 KNOTS EARLY IN THE MORNING. PARTLY CLOUDY.
WAVES 1 TO 2 FEET.
FRIDAY
SOUTHWEST WIND 5 TO 10 KNOTS BACKING SOUTH LATE IN THE
MORNING, THEN BECOMING SOUTH 5 TO 10 KNOTS EARLY IN THE AFTERNOON
BECOMING SOUTHEAST 10 TO 15 KNOTS LATE IN THE AFTERNOON. CHANCE
OF SHOWERS IN THE AFTERNOON. WAVES AROUND 1 FOOT.
FRIDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS. SHOWERS LIKELY.
WAVES 1 TO 2 FEET.
LMZ644-301600-
PORT WASHINGTON TO NORTH POINT LIGHT WI-
510 AM CDT THU JUL 30 2026
TODAY
WEST WIND 5 TO 10 KNOTS BACKING SOUTH IN THE AFTERNOON.
SUNNY. WAVES AROUND 1 FOOT.
TONIGHT
SOUTH WIND 5 TO 10 KNOTS VEERING SOUTHWEST AFTER
MIDNIGHT. PARTLY CLOUDY. WAVES AROUND 1 FOOT.
FRIDAY
SOUTHWEST WIND 5 TO 10 KNOTS BACKING SOUTH LATE IN THE
MORNING, THEN BECOMING SOUTHEAST 10 TO 15 KNOTS EARLY IN THE
AFTERNOON BACKING EAST LATE IN THE AFTERNOON. CHANCE OF SHOWERS
IN THE AFTERNOON. WAVES AROUND 1 FOOT.
FRIDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS RISING TO 15 TO
20 KNOTS AFTER MIDNIGHT. SHOWERS LIKELY AND SLIGHT CHANCE OF
THUNDERSTORMS. WAVES 1 TO 2 FEET BUILDING TO 3 TO 4 FEET AFTER
MIDNIGHT.
LMZ645-301600-
NORTH POINT LIGHT TO WIND POINT WI-
510 AM CDT THU JUL 30 2026
TODAY
WEST WIND 5 TO 10 KNOTS BACKING SOUTH IN THE AFTERNOON.
SUNNY. WAVES AROUND 1 FOOT.
TONIGHT
SOUTH WIND 5 TO 10 KNOTS VEERING SOUTHWEST AFTER
MIDNIGHT. PARTLY CLOUDY. WAVES AROUND 1 FOOT.
FRIDAY
SOUTHWEST WIND 5 TO 10 KNOTS BACKING SOUTH LATE IN THE
MORNING, THEN BECOMING SOUTHEAST 10 TO 15 KNOTS IN THE AFTERNOON.
CHANCE OF SHOWERS IN THE AFTERNOON. WAVES AROUND 1 FOOT.
FRIDAY NIGHT
EAST WIND 10 TO 15 KNOTS BECOMING NORTHEAST 15 TO
20 KNOTS IN THE LATE EVENING AND EARLY MORNING, THEN BECOMING
10 TO 20 KNOTS EARLY IN THE MORNING. SHOWERS LIKELY AND SLIGHT
CHANCE OF THUNDERSTORMS. WAVES 1 TO 2 FEET BUILDING TO 3 TO
5 FEET.
LMZ646-301600-
WIND POINT WI TO WINTHROP HARBOR IL-
510 AM CDT THU JUL 30 2026
TODAY
WEST WIND 5 TO 10 KNOTS BACKING SOUTH IN THE AFTERNOON.
SUNNY. WAVES AROUND 1 FOOT.
TONIGHT
SOUTH WIND 5 TO 10 KNOTS VEERING SOUTHWEST EARLY IN
THE MORNING. PARTLY CLOUDY. WAVES AROUND 1 FOOT.
FRIDAY
SOUTHWEST WIND 5 TO 10 KNOTS BACKING SOUTH LATE IN THE
MORNING, THEN BECOMING SOUTHEAST 10 TO 15 KNOTS IN THE AFTERNOON.
CHANCE OF SHOWERS IN THE AFTERNOON. WAVES AROUND 1 FOOT.
FRIDAY NIGHT
EAST WIND 10 TO 15 KNOTS RISING TO 15 TO 20 KNOTS
IN THE LATE EVENING AND EARLY MORNING, THEN BECOMING 10 TO
20 KNOTS EARLY IN THE MORNING. SHOWERS LIKELY THROUGH AROUND
MIDNIGHT. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE NIGHT.
SHOWERS AFTER MIDNIGHT. WAVES 1 TO 2 FEET BUILDING TO 3 TO
5 FEET.
SEE LAKE MICHIGAN OPEN WATERS FORECAST FOR SATURDAY THROUGH MONDAY.
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