504
FZUS53 KMKX 171210
NSHMKX
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
710 AM CDT THU SEP 17 2026
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN
LMZ643-171600-
SHEBOYGAN TO PORT WASHINGTON WI-
710 AM CDT THU SEP 17 2026
TODAY
NORTHEAST WIND 10 TO 15 KNOTS EASING TO 5 TO 10 KNOTS
LATE IN THE MORNING, THEN RISING TO 10 TO 15 KNOTS EARLY IN THE
AFTERNOON BECOMING NORTHEAST 10 TO 15 KNOTS LATE IN THE
AFTERNOON. SHOWERS LIKELY IN THE MORNING, THEN SLIGHT CHANCE OF
SHOWERS IN THE LATE MORNING AND EARLY AFTERNOON. WAVES 1 TO
2 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. MOSTLY CLOUDY THROUGH
AROUND MIDNIGHT THEN BECOMING PARTLY CLOUDY. WAVES 1 TO 2 FEET.
FRIDAY
EAST WIND 10 TO 15 KNOTS. CHANCE OF SHOWERS IN THE
AFTERNOON. WAVES 2 TO 4 FEET.
FRIDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS VEERING EAST 15 TO
25 KNOTS LATE IN THE EVENING, THEN RISING TO UP TO 30 KNOTS AFTER
MIDNIGHT VEERING SOUTHEAST EARLY IN THE MORNING. SHOWERS LIKELY
THROUGH AROUND MIDNIGHT, THEN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. WAVES 3 TO 5 FEET BUILDING TO 7 TO
9 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
LMZ644-171600-
PORT WASHINGTON TO NORTH POINT LIGHT WI-
710 AM CDT THU SEP 17 2026
TODAY
NORTH WIND 5 TO 10 KNOTS VEERING NORTHEAST LATE IN THE
MORNING, THEN RISING TO 10 TO 15 KNOTS EARLY IN THE AFTERNOON
BECOMING NORTHEAST 10 TO 15 KNOTS LATE IN THE AFTERNOON. CHANCE
OF SHOWERS IN THE MORNING, THEN SLIGHT CHANCE OF SHOWERS IN THE
LATE MORNING AND EARLY AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS. MOSTLY CLOUDY THROUGH
AROUND MIDNIGHT THEN BECOMING PARTLY CLOUDY. WAVES 1 TO 2 FEET.
FRIDAY
EAST WIND 10 TO 15 KNOTS. CHANCE OF SHOWERS IN THE
AFTERNOON. WAVES 3 TO 4 FEET.
FRIDAY NIGHT
EAST WIND 15 TO 20 KNOTS BECOMING 15 TO 25 KNOTS
LATE IN THE EVENING, THEN RISING TO UP TO 30 KNOTS AFTER MIDNIGHT
VEERING SOUTHEAST EARLY IN THE MORNING. SHOWERS LIKELY THROUGH
AROUND MIDNIGHT, THEN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. WAVES 2 TO 4 FEET BUILDING TO 7 TO 9 FEET. A
SMALL CRAFT ADVISORY MAY BE NEEDED.
LMZ645-171600-
NORTH POINT LIGHT TO WIND POINT WI-
710 AM CDT THU SEP 17 2026
TODAY
NORTH WIND 5 TO 10 KNOTS VEERING NORTHEAST LATE IN THE
MORNING, THEN RISING TO 10 TO 15 KNOTS IN THE AFTERNOON. CHANCE
OF SHOWERS IN THE MORNING, THEN SLIGHT CHANCE OF SHOWERS EARLY IN
THE AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
NORTH WIND 10 TO 15 KNOTS VEERING NORTHEAST EARLY IN
THE MORNING. MOSTLY CLOUDY THROUGH AROUND MIDNIGHT THEN BECOMING
PARTLY CLOUDY. WAVES 1 TO 2 FEET.
FRIDAY
NORTHEAST WIND 15 TO 20 KNOTS VEERING EAST LATE IN THE
MORNING, THEN EASING TO 10 TO 15 KNOTS IN THE AFTERNOON. CHANCE
OF SHOWERS IN THE AFTERNOON. WAVES 3 TO 4 FEET.
FRIDAY NIGHT
EAST WIND 15 TO 20 KNOTS BECOMING 15 TO 25 KNOTS
LATE IN THE EVENING, THEN BECOMING EAST 15 TO 25 KNOTS AFTER
MIDNIGHT VEERING SOUTHEAST EARLY IN THE MORNING. CHANCE OF
SHOWERS THROUGH AROUND MIDNIGHT, THEN SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 2 TO 4 FEET BUILDING TO
6 TO 8 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
LMZ646-171600-
WIND POINT WI TO WINTHROP HARBOR IL-
710 AM CDT THU SEP 17 2026
TODAY
NORTH WIND 5 TO 10 KNOTS RISING TO 10 TO 15 KNOTS LATE
IN THE AFTERNOON. SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING.
CHANCE OF SHOWERS IN THE MORNING, THEN SLIGHT CHANCE OF SHOWERS
EARLY IN THE AFTERNOON. WAVES 1 TO 2 FEET.
TONIGHT
NORTH WIND 10 TO 15 KNOTS VEERING NORTHEAST EARLY IN
THE MORNING. MOSTLY CLOUDY THROUGH AROUND MIDNIGHT THEN BECOMING
PARTLY CLOUDY. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET EARLY IN
THE MORNING.
FRIDAY
NORTHEAST WIND 15 TO 20 KNOTS VEERING EAST LATE IN THE
MORNING, THEN EASING TO 10 TO 15 KNOTS IN THE AFTERNOON. CHANCE
OF SHOWERS IN THE AFTERNOON. WAVES 3 TO 4 FEET.
FRIDAY NIGHT
EAST WIND 15 TO 20 KNOTS VEERING SOUTHEAST 15 TO
25 KNOTS AFTER MIDNIGHT. CHANCE OF SHOWERS THROUGH AROUND
MIDNIGHT, THEN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT. WAVES 3 TO 5 FEET BUILDING TO 6 TO 8 FEET. A SMALL
CRAFT ADVISORY MAY BE NEEDED.
SEE LAKE MICHIGAN OPEN WATERS FORECAST FOR SATURDAY THROUGH MONDAY.
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