531
FZUS53 KMKX 211010
NSHMKX
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
510 AM CDT SAT MAR 21 2026
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN
LMZ643-211600-
SHEBOYGAN TO PORT WASHINGTON WI-
510 AM CDT SAT MAR 21 2026
TODAY
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTH 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS LATE IN THE MORNING, THEN
RISING TO 15 TO 20 KNOTS EARLY IN THE AFTERNOON BECOMING SOUTH
15 TO 20 KNOTS LATE IN THE AFTERNOON. PARTLY SUNNY. WAVES 1 TO
2 FEET BUILDING TO 3 TO 4 FEET IN THE AFTERNOON.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS VEERING WEST LATE IN THE
EVENING, THEN VEERING NORTH AFTER MIDNIGHT BECOMING 10 TO
20 KNOTS EARLY IN THE MORNING. SLIGHT CHANCE OF RAIN AFTER
MIDNIGHT. WAVES 3 TO 4 FEET SUBSIDING TO 1 TO 2 FEET AFTER
MIDNIGHT, THEN BUILDING TO 2 TO 4 FEET EARLY IN THE MORNING.
SUNDAY
NORTH WIND 15 TO 25 KNOTS. CHANCE OF RAIN THROUGH THE
DAY. WAVES 3 TO 4 FEET BUILDING TO 5 TO 7 FEET. A SMALL CRAFT
ADVISORY MAY BE NEEDED.
SUNDAY NIGHT
NORTH WIND 15 TO 25 KNOTS BECOMING 15 TO 20 KNOTS
AFTER MIDNIGHT, THEN BECOMING 10 TO 20 KNOTS EARLY IN THE
MORNING. MOSTLY CLOUDY THROUGH AROUND MIDNIGHT THEN BECOMING
PARTLY CLOUDY. WAVES 5 TO 7 FEET SUBSIDING TO 3 TO 5 FEET.
LMZ644-211600-
PORT WASHINGTON TO NORTH POINT LIGHT WI-
510 AM CDT SAT MAR 21 2026
TODAY
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTH 10 TO
15 KNOTS LATE IN THE MORNING, THEN RISING TO 15 TO 20 KNOTS EARLY
IN THE AFTERNOON BECOMING SOUTH 15 TO 20 KNOTS LATE IN THE
AFTERNOON. PARTLY SUNNY. WAVES AROUND 1 FOOT BUILDING TO 2 TO
4 FEET IN THE AFTERNOON.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS VEERING WEST LATE IN THE EVENING, THEN VEERING NORTH
AFTER MIDNIGHT RISING TO 15 TO 20 KNOTS EARLY IN THE MORNING.
SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. WAVES 2 TO 4 FEET SUBSIDING
TO 1 TO 2 FEET IN THE LATE EVENING AND OVERNIGHT.
SUNDAY
NORTH WIND 15 TO 20 KNOTS BECOMING 15 TO 25 KNOTS LATE
IN THE MORNING, THEN BECOMING NORTH 15 TO 25 KNOTS WITH GUSTS TO
AROUND 30 KNOTS IN THE AFTERNOON. CHANCE OF RAIN THROUGH THE DAY.
SLIGHT CHANCE OF SNOW IN THE AFTERNOON. WAVES 3 TO 4 FEET
BUILDING TO 7 TO 9 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
SUNDAY NIGHT
NORTH WIND 15 TO 25 KNOTS BECOMING 15 TO 20 KNOTS
AFTER MIDNIGHT, THEN BECOMING 10 TO 20 KNOTS EARLY IN THE
MORNING. MOSTLY CLOUDY THROUGH AROUND MIDNIGHT THEN BECOMING
PARTLY CLOUDY. WAVES 7 TO 9 FEET SUBSIDING TO 4 TO 6 FEET.
LMZ645-211600-
NORTH POINT LIGHT TO WIND POINT WI-
510 AM CDT SAT MAR 21 2026
TODAY
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTH 10 TO
15 KNOTS LATE IN THE MORNING, THEN BECOMING SOUTH 10 TO 15 KNOTS
WITH GUSTS TO AROUND 20 KNOTS EARLY IN THE AFTERNOON RISING TO
15 TO 20 KNOTS LATE IN THE AFTERNOON. MOSTLY CLOUDY IN THE
MORNING THEN BECOMING MOSTLY SUNNY. WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS VEERING WEST LATE IN THE EVENING, THEN VEERING NORTHWEST
AFTER MIDNIGHT BECOMING NORTH 15 TO 20 KNOTS EARLY IN THE
MORNING. PARTLY CLOUDY THROUGH AROUND MIDNIGHT THEN BECOMING
MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
SUNDAY
NORTH WIND 15 TO 20 KNOTS RISING TO UP TO 30 KNOTS.
CHANCE OF RAIN THROUGH THE DAY. SLIGHT CHANCE OF SNOW IN THE
AFTERNOON. WAVES 3 TO 4 FEET BUILDING TO 7 TO 9 FEET. A SMALL
CRAFT ADVISORY MAY BE NEEDED.
SUNDAY NIGHT
NORTH WIND UP TO 30 KNOTS EASING TO 15 TO
25 KNOTS IN THE LATE EVENING AND EARLY MORNING, THEN BECOMING
15 TO 20 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY THROUGH AROUND
MIDNIGHT THEN BECOMING PARTLY CLOUDY. WAVES 7 TO 9 FEET SUBSIDING
TO 5 TO 7 FEET EARLY IN THE MORNING.
LMZ646-211600-
WIND POINT WI TO WINTHROP HARBOR IL-
510 AM CDT SAT MAR 21 2026
TODAY
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTH 10 TO
15 KNOTS LATE IN THE MORNING, THEN BECOMING SOUTH 10 TO 15 KNOTS
WITH GUSTS TO AROUND 20 KNOTS IN THE AFTERNOON. PARTLY SUNNY.
WAVES 1 TO 2 FEET.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTHWEST 10 TO 15 KNOTS LATE IN THE EVENING,
THEN VEERING WEST AFTER MIDNIGHT VEERING NORTH 10 TO 20 KNOTS
EARLY IN THE MORNING. PARTLY CLOUDY. WAVES AROUND 1 FOOT.
SUNDAY
NORTH WIND 15 TO 20 KNOTS RISING TO UP TO 30 KNOTS.
CHANCE OF RAIN THROUGH THE DAY. SLIGHT CHANCE OF SNOW IN THE
AFTERNOON. WAVES 4 TO 6 FEET BUILDING TO 7 TO 9 FEET. A SMALL
CRAFT ADVISORY MAY BE NEEDED.
SUNDAY NIGHT
NORTH WIND 15 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING 15 TO 20 KNOTS AFTER MIDNIGHT, THEN BECOMING
10 TO 20 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES 7 TO
9 FEET SUBSIDING TO 5 TO 7 FEET.
SEE LAKE MICHIGAN OPEN WATERS FORECAST FOR MONDAY THROUGH WEDNESDAY.
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