659
FZUS53 KMKX 181813
NSHMKX
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
112 PM CDT WED MAR 18 2026
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN
LMZ643-182200-
SHEBOYGAN TO PORT WASHINGTON WI-
113 PM CDT WED MAR 18 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON
REST OF TODAY
SOUTHWEST WIND 15 TO 20 KNOTS EASING TO 10 TO
15 KNOTS LATE IN THE AFTERNOON. CLOUDY. WAVES 4 TO 6 FEET
SUBSIDING TO 3 TO 5 FEET LATE IN THE AFTERNOON.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS VEERING WEST EARLY IN THE
MORNING. SLIGHT CHANCE OF RAIN THROUGH AROUND MIDNIGHT, THEN
CHANCE OF RAIN AFTER MIDNIGHT. WAVES 3 TO 4 FEET SUBSIDING TO
1 TO 2 FEET AFTER MIDNIGHT.
THURSDAY
NORTH WIND 5 TO 10 KNOTS VEERING NORTHEAST IN THE
AFTERNOON. CHANCE OF RAIN IN THE MORNING. WAVES AROUND 1 FOOT.
THURSDAY NIGHT
SOUTHEAST WIND 5 TO 10 KNOTS VEERING SOUTH LATE
IN THE EVENING, THEN RISING TO 10 TO 15 KNOTS AFTER MIDNIGHT
VEERING SOUTHWEST EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES
AROUND 1 FOOT.
LMZ644-182200-
PORT WASHINGTON TO NORTH POINT LIGHT WI-
113 PM CDT WED MAR 18 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON
REST OF TODAY
SOUTHWEST WIND 10 TO 15 KNOTS. MOSTLY CLOUDY.
WAVES 3 TO 4 FEET.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS VEERING WEST AFTER
MIDNIGHT. SLIGHT CHANCE OF RAIN THROUGH AROUND MIDNIGHT, THEN
RAIN LIKELY AFTER MIDNIGHT. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
2 FEET IN THE LATE EVENING AND OVERNIGHT.
THURSDAY
NORTHWEST WIND 5 TO 10 KNOTS VEERING NORTHEAST LATE
IN THE AFTERNOON. CHANCE OF RAIN IN THE MORNING. WAVES AROUND
1 FOOT.
THURSDAY NIGHT
EAST WIND 5 TO 10 KNOTS VEERING SOUTH LATE IN
THE EVENING, THEN BECOMING SOUTH 5 TO 10 KNOTS AFTER MIDNIGHT
BECOMING SOUTHWEST 10 TO 15 KNOTS EARLY IN THE MORNING. MOSTLY
CLOUDY. WAVES AROUND 1 FOOT.
LMZ645-182200-
NORTH POINT LIGHT TO WIND POINT WI-
113 PM CDT WED MAR 18 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON
REST OF TODAY
SOUTHWEST WIND 10 TO 15 KNOTS. MOSTLY CLOUDY.
WAVES 2 TO 4 FEET.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS VEERING WEST AFTER
MIDNIGHT, THEN BACKING SOUTHWEST EARLY IN THE MORNING. SLIGHT
CHANCE OF RAIN THROUGH AROUND MIDNIGHT, THEN CHANCE OF RAIN AFTER
MIDNIGHT. WAVES AROUND 1 FOOT.
THURSDAY
NORTH WIND 5 TO 10 KNOTS VEERING EAST LATE IN THE
MORNING, THEN BECOMING EAST 5 TO 10 KNOTS EARLY IN THE AFTERNOON
BACKING NORTHEAST LATE IN THE AFTERNOON. PATCHY FOG IN THE
MORNING. CHANCE OF RAIN IN THE MORNING. WAVES AROUND 1 FOOT.
THURSDAY NIGHT
EAST WIND 5 TO 10 KNOTS VEERING SOUTHEAST LATE
IN THE EVENING, THEN VEERING SOUTH AFTER MIDNIGHT BECOMING
SOUTHWEST 10 TO 15 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY.
WAVES AROUND 1 FOOT.
LMZ646-182200-
WIND POINT WI TO WINTHROP HARBOR IL-
113 PM CDT WED MAR 18 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON
REST OF TODAY
SOUTHWEST WIND 10 TO 15 KNOTS. PARTLY SUNNY.
WAVES 2 TO 4 FEET.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS VEERING WEST AFTER
MIDNIGHT, THEN BACKING SOUTHWEST EARLY IN THE MORNING. CHANCE OF
RAIN AFTER MIDNIGHT. WAVES AROUND 1 FOOT.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS VEERING EAST LATE IN THE
MORNING, THEN BECOMING EAST 5 TO 10 KNOTS EARLY IN THE AFTERNOON
BACKING NORTHEAST LATE IN THE AFTERNOON. CHANCE OF RAIN IN THE
MORNING. WAVES AROUND 1 FOOT.
THURSDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS VEERING SOUTHEAST
LATE IN THE EVENING, THEN VEERING SOUTH AFTER MIDNIGHT BECOMING
SOUTHWEST 10 TO 15 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY.
WAVES AROUND 1 FOOT.
SEE LAKE MICHIGAN OPEN WATERS FORECAST FOR FRIDAY THROUGH SUNDAY.
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