566
FZUS53 KMKX 122010
NSHMKX
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
310 PM CDT SUN APR 12 2026
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN
LMZ643-130900-
SHEBOYGAN TO PORT WASHINGTON WI-
310 PM CDT SUN APR 12 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
THROUGH EARLY EVENING
SOUTH WIND 15 TO 25 KNOTS. CLOUDY WITH A
50 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 5 TO
7 FEET.
TONIGHT
SOUTHWEST WIND 15 TO 25 KNOTS BECOMING 15 TO 20 KNOTS
EARLY IN THE MORNING. GUSTS UP TO 30 KNOTS. PATCHY FOG THROUGH
THE NIGHT. SHOWERS AND A CHANCE OF THUNDERSTORMS THROUGH AROUND
MIDNIGHT. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER
MIDNIGHT. WAVES 5 TO 7 FEET SUBSIDING TO 4 TO 6 FEET IN THE LATE
EVENING AND OVERNIGHT.
MONDAY
SOUTHWEST WIND 15 TO 20 KNOTS EASING TO 10 TO 15 KNOTS
WITH GUSTS TO AROUND 20 KNOTS LATE IN THE MORNING, THEN BACKING
SOUTH EARLY IN THE AFTERNOON BACKING SOUTHEAST LATE IN THE
AFTERNOON. PATCHY FOG THROUGH THE DAY. CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. WAVES 2 TO
4 FEET SUBSIDING TO 1 TO 2 FEET IN THE LATE MORNING AND
AFTERNOON.
MONDAY NIGHT
SOUTHEAST WIND 10 TO 15 KNOTS VEERING SOUTH LATE
IN THE EVENING, THEN RISING TO 15 TO 20 KNOTS AFTER MIDNIGHT
VEERING SOUTHWEST EARLY IN THE MORNING. PATCHY FOG THROUGH AROUND
MIDNIGHT. SHOWERS THROUGH AROUND MIDNIGHT. CHANCE OF
THUNDERSTORMS THROUGH THE NIGHT. RAIN SHOWERS LIKELY AFTER
MIDNIGHT. WAVES 3 TO 4 FEET.
TUESDAY
SOUTHWEST WIND 15 TO 20 KNOTS EASING TO 10 TO 15 KNOTS
EARLY IN THE AFTERNOON, THEN BECOMING SOUTHWEST 10 TO 15 KNOTS
LATE IN THE AFTERNOON. CHANCE OF SHOWERS THROUGH THE DAY. CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. WAVES 3 TO 4 FEET SUBSIDING TO
1 TO 3 FEET LATE IN THE AFTERNOON.
LMZ644-130900-
PORT WASHINGTON TO NORTH POINT LIGHT WI-
310 PM CDT SUN APR 12 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
THROUGH EARLY EVENING
SOUTH WIND 15 TO 25 KNOTS VEERING
SOUTHWEST LATE IN THE AFTERNOON. CLOUDY WITH A 50 PERCENT CHANCE
OF SHOWERS AND THUNDERSTORMS. WAVES 4 TO 6 FEET.
TONIGHT
SOUTHWEST WIND 15 TO 25 KNOTS BECOMING 15 TO 20 KNOTS
EARLY IN THE MORNING. GUSTS UP TO 30 KNOTS. PATCHY FOG THROUGH
THE NIGHT. SHOWERS AND A CHANCE OF THUNDERSTORMS THROUGH AROUND
MIDNIGHT. CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES 3 TO 5 FEET
SUBSIDING TO 3 TO 4 FEET AFTER MIDNIGHT.
MONDAY
SOUTHWEST WIND 15 TO 20 KNOTS EASING TO 10 TO 15 KNOTS
WITH GUSTS TO AROUND 20 KNOTS LATE IN THE MORNING, THEN BECOMING
SOUTHWEST 10 TO 15 KNOTS EARLY IN THE AFTERNOON BACKING SOUTH
LATE IN THE AFTERNOON. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 2 FEET.
MONDAY NIGHT
SOUTH WIND 10 TO 15 KNOTS BECOMING 10 TO 20 KNOTS
LATE IN THE EVENING, THEN VEERING SOUTHWEST 15 TO 20 KNOTS AFTER
MIDNIGHT. RAIN SHOWERS LIKELY THROUGH AROUND MIDNIGHT. CHANCE OF
THUNDERSTORMS THROUGH THE NIGHT. CHANCE OF SHOWERS AFTER
MIDNIGHT. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET IN THE LATE
EVENING AND OVERNIGHT.
TUESDAY
SOUTHWEST WIND 15 TO 20 KNOTS EASING TO 10 TO 15 KNOTS
EARLY IN THE AFTERNOON, THEN BECOMING SOUTHWEST 10 TO 15 KNOTS
LATE IN THE AFTERNOON. CHANCE OF SHOWERS THROUGH THE DAY. CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. WAVES 2 TO 4 FEET SUBSIDING TO
1 TO 2 FEET IN THE LATE MORNING AND AFTERNOON.
LMZ645-130900-
NORTH POINT LIGHT TO WIND POINT WI-
310 PM CDT SUN APR 12 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
THROUGH EARLY EVENING
SOUTH WIND 15 TO 25 KNOTS VEERING
SOUTHWEST LATE IN THE AFTERNOON. CLOUDY WITH A 50 PERCENT CHANCE
OF SHOWERS AND THUNDERSTORMS. WAVES 3 TO 4 FEET.
TONIGHT
SOUTHWEST WIND 15 TO 25 KNOTS BECOMING 15 TO 20 KNOTS
EARLY IN THE MORNING. GUSTS UP TO 30 KNOTS. RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS THROUGH AROUND MIDNIGHT, THEN
CHANCE OF SHOWERS AFTER MIDNIGHT. PATCHY FOG AFTER MIDNIGHT.
WAVES 3 TO 4 FEET.
MONDAY
SOUTHWEST WIND 15 TO 20 KNOTS EASING TO 10 TO 15 KNOTS
WITH GUSTS TO AROUND 20 KNOTS LATE IN THE MORNING, THEN BECOMING
SOUTHWEST 10 TO 15 KNOTS EARLY IN THE AFTERNOON BACKING SOUTH
LATE IN THE AFTERNOON. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 2 FEET.
MONDAY NIGHT
SOUTH WIND 10 TO 15 KNOTS RISING TO 15 TO
20 KNOTS LATE IN THE EVENING, THEN VEERING SOUTHWEST WITH GUSTS
TO AROUND 25 KNOTS AFTER MIDNIGHT BECOMING SOUTHWEST 15 TO
20 KNOTS WITH GUSTS TO AROUND 25 KNOTS EARLY IN THE MORNING.
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2 FEET BUILDING
TO 2 TO 4 FEET IN THE LATE EVENING AND OVERNIGHT.
TUESDAY
SOUTHWEST WIND 15 TO 20 KNOTS EASING TO 10 TO 15 KNOTS
EARLY IN THE AFTERNOON, THEN BECOMING SOUTHWEST 10 TO 15 KNOTS
LATE IN THE AFTERNOON. CHANCE OF SHOWERS THROUGH THE DAY. CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. WAVES 2 TO 4 FEET SUBSIDING TO
1 TO 2 FEET IN THE LATE MORNING AND AFTERNOON.
LMZ646-130900-
WIND POINT WI TO WINTHROP HARBOR IL-
310 PM CDT SUN APR 12 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
THROUGH EARLY EVENING
SOUTH WIND 10 TO 20 KNOTS BECOMING
SOUTHWEST 15 TO 25 KNOTS LATE IN THE AFTERNOON. CLOUDY WITH
CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. WAVES 3 TO
4 FEET.
TONIGHT
SOUTHWEST WIND 10 TO 20 KNOTS BECOMING 15 TO 20 KNOTS
AFTER MIDNIGHT, THEN BECOMING SOUTHWEST 15 TO 20 KNOTS EARLY IN
THE MORNING. GUSTS UP TO 25 KNOTS. RAIN SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS THROUGH AROUND MIDNIGHT, THEN CHANCE OF SHOWERS
AFTER MIDNIGHT. PATCHY FOG EARLY IN THE MORNING. WAVES 3 TO
4 FEET.
MONDAY
SOUTHWEST WIND 15 TO 20 KNOTS EASING TO 10 TO 15 KNOTS
WITH GUSTS TO AROUND 20 KNOTS LATE IN THE MORNING, THEN BECOMING
SOUTHWEST 10 TO 15 KNOTS EARLY IN THE AFTERNOON BACKING SOUTH
LATE IN THE AFTERNOON. PATCHY FOG IN THE MORNING. SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 2 FEET.
MONDAY NIGHT
SOUTH WIND 10 TO 15 KNOTS RISING TO 15 TO
20 KNOTS LATE IN THE EVENING, THEN VEERING SOUTHWEST WITH GUSTS
TO AROUND 25 KNOTS AFTER MIDNIGHT BECOMING SOUTHWEST 15 TO
20 KNOTS WITH GUSTS TO AROUND 25 KNOTS EARLY IN THE MORNING.
CHANCE OF THUNDERSTORMS THROUGH AROUND MIDNIGHT. CHANCE OF
SHOWERS THROUGH THE NIGHT. SLIGHT CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT. WAVES 1 TO 2 FEET BUILDING TO 2 TO 4 FEET IN THE LATE
EVENING AND OVERNIGHT.
TUESDAY
SOUTHWEST WIND 15 TO 20 KNOTS EASING TO 10 TO 15 KNOTS
EARLY IN THE AFTERNOON, THEN BECOMING SOUTHWEST 10 TO 15 KNOTS
LATE IN THE AFTERNOON. SLIGHT CHANCE OF THUNDERSTORMS IN THE
MORNING. CHANCE OF SHOWERS THROUGH THE DAY. CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. WAVES 2 TO 4 FEET SUBSIDING TO
1 TO 2 FEET IN THE LATE MORNING AND AFTERNOON.
SEE LAKE MICHIGAN OPEN WATERS FORECAST FOR WEDNESDAY THROUGH FRIDAY.
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