683
FZUS53 KMKX 152210
NSHMKX
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
510 PM CDT TUE SEP 15 2026
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN
LMZ643-160400-
SHEBOYGAN TO PORT WASHINGTON WI-
510 PM CDT TUE SEP 15 2026
TONIGHT
NORTHWEST WIND 10 TO 15 KNOTS VEERING NORTH AFTER
MIDNIGHT, THEN VEERING NORTHEAST 10 TO 20 KNOTS EARLY IN THE
MORNING. MOSTLY CLOUDY. WAVES 1 TO 2 FEET BUILDING TO 2 TO 4 FEET
EARLY IN THE MORNING.
WEDNESDAY
NORTHEAST WIND 15 TO 20 KNOTS EASING TO 10 TO
15 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING NORTHEAST 10 TO
15 KNOTS LATE IN THE AFTERNOON. PARTLY SUNNY. WAVES 3 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET LATE IN THE AFTERNOON.
WEDNESDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS EASING TO 5 TO
10 KNOTS LATE IN THE EVENING, THEN VEERING EAST AFTER MIDNIGHT
BACKING NORTHEAST EARLY IN THE MORNING. CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS IN
THE MORNING. WAVES AROUND 1 FOOT.
LMZ644-160400-
PORT WASHINGTON TO NORTH POINT LIGHT WI-
510 PM CDT TUE SEP 15 2026
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS RISING TO 10 TO 15 KNOTS
LATE IN THE EVENING, THEN VEERING NORTH AFTER MIDNIGHT BECOMING
10 TO 20 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES AROUND
1 FOOT BUILDING TO 2 TO 4 FEET EARLY IN THE MORNING.
WEDNESDAY
NORTHEAST WIND 15 TO 20 KNOTS EASING TO 10 TO
15 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING NORTHEAST 10 TO
15 KNOTS LATE IN THE AFTERNOON. MOSTLY CLOUDY. WAVES 3 TO 4 FEET
BUILDING TO 4 TO 6 FEET LATE IN THE MORNING, THEN SUBSIDING TO
3 TO 4 FEET IN THE AFTERNOON.
WEDNESDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS BECOMING EAST
5 TO 10 KNOTS IN THE LATE EVENING AND EARLY MORNING, THEN BACKING
NORTHEAST EARLY IN THE MORNING. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS IN
THE MORNING. WAVES AROUND 1 FOOT.
LMZ645-160400-
NORTH POINT LIGHT TO WIND POINT WI-
510 PM CDT TUE SEP 15 2026
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS BECOMING NORTH 10 TO
15 KNOTS IN THE LATE EVENING AND EARLY MORNING, THEN BECOMING
10 TO 20 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES 1 TO
2 FEET BUILDING TO 2 TO 4 FEET EARLY IN THE MORNING.
WEDNESDAY
NORTHEAST WIND 15 TO 20 KNOTS EASING TO 10 TO
15 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING NORTHEAST 10 TO
15 KNOTS LATE IN THE AFTERNOON. MOSTLY CLOUDY. WAVES 3 TO 4 FEET
BUILDING TO 4 TO 6 FEET LATE IN THE MORNING, THEN SUBSIDING TO
3 TO 4 FEET IN THE AFTERNOON.
WEDNESDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS VEERING EAST
LATE IN THE EVENING, THEN EASING TO 5 TO 10 KNOTS AFTER MIDNIGHT
BACKING NORTHEAST EARLY IN THE MORNING. CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING. WAVES AROUND
1 FOOT.
LMZ646-160400-
WIND POINT WI TO WINTHROP HARBOR IL-
510 PM CDT TUE SEP 15 2026
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS BECOMING NORTH 10 TO
15 KNOTS IN THE LATE EVENING AND EARLY MORNING, THEN BECOMING
10 TO 20 KNOTS EARLY IN THE MORNING. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. WAVES 1 TO 2 FEET BUILDING TO 2 TO
4 FEET EARLY IN THE MORNING.
WEDNESDAY
NORTHEAST WIND 15 TO 20 KNOTS EASING TO 10 TO
15 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING NORTHEAST 10 TO
15 KNOTS LATE IN THE AFTERNOON. SLIGHT CHANCE OF SHOWERS IN THE
AFTERNOON. WAVES 3 TO 4 FEET.
WEDNESDAY NIGHT
NORTHEAST WIND 10 TO 15 KNOTS VEERING EAST
LATE IN THE EVENING, THEN EASING TO 5 TO 10 KNOTS AFTER MIDNIGHT
BACKING NORTHEAST EARLY IN THE MORNING. CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 2 FEET IN THE LATE EVENING AND OVERNIGHT.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS BACKING NORTH LATE IN
THE MORNING, THEN BECOMING NORTH 5 TO 10 KNOTS EARLY IN THE
AFTERNOON BECOMING NORTHEAST 10 TO 15 KNOTS LATE IN THE
AFTERNOON. SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING. CHANCE
OF SHOWERS THROUGH THE DAY. WAVES AROUND 1 FOOT.
SEE LAKE MICHIGAN OPEN WATERS FORECAST FOR FRIDAY THROUGH SUNDAY.
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