358
FZUS53 KMKX 181410
NSHMKX
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
910 AM CDT MON MAY 18 2026
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN
LMZ643-182200-
SHEBOYGAN TO PORT WASHINGTON WI-
910 AM CDT MON MAY 18 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING
REST OF TODAY
SOUTH WIND 10 TO 20 KNOTS BECOMING 10 TO
15 KNOTS IN THE AFTERNOON. CHANCE OF SHOWERS LATE IN THE MORNING
AND EARLY AFTERNOON. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE
DAY. SLIGHT CHANCE OF SHOWERS LATE IN THE AFTERNOON. WAVES 3 TO
4 FEET.
TONIGHT
SOUTH WIND 10 TO 15 KNOTS RISING TO 15 TO 20 KNOTS
AFTER MIDNIGHT. PATCHY FOG THROUGH AROUND MIDNIGHT. SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS THROUGH AROUND MIDNIGHT, THEN
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
WAVES 3 TO 4 FEET BUILDING TO 4 TO 6 FEET.
TUESDAY
SOUTH WIND 15 TO 20 KNOTS VEERING WEST LATE IN THE
AFTERNOON. GUSTS UP TO 25 KNOTS. CHANCE OF THUNDERSTORMS AND
SLIGHT CHANCE OF SHOWERS IN THE MORNING, THEN CHANCE OF SHOWERS
IN THE AFTERNOON. WAVES 5 TO 7 FEET SUBSIDING TO 3 TO 4 FEET.
TUESDAY NIGHT
NORTHWEST WIND 15 TO 20 KNOTS EASING TO 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS LATE IN THE EVENING, THEN
BECOMING NORTHWEST 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS
AFTER MIDNIGHT VEERING NORTH EARLY IN THE MORNING. PARTLY CLOUDY.
WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET IN THE LATE EVENING
AND OVERNIGHT.
LMZ644-182200-
PORT WASHINGTON TO NORTH POINT LIGHT WI-
910 AM CDT MON MAY 18 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
TUESDAY AFTERNOON...
REST OF TODAY
SOUTH WIND 10 TO 15 KNOTS BECOMING 10 TO
20 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING 10 TO 15 KNOTS
LATE IN THE AFTERNOON. CHANCE OF SHOWERS LATE IN THE MORNING AND
EARLY AFTERNOON. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE DAY.
SLIGHT CHANCE OF SHOWERS LATE IN THE AFTERNOON. WAVES 2 TO
4 FEET.
TONIGHT
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS RISING TO 15 TO 20 KNOTS AFTER MIDNIGHT, THEN BECOMING
SOUTH 15 TO 20 KNOTS WITH GUSTS TO AROUND 25 KNOTS EARLY IN THE
MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH
AROUND MIDNIGHT, THEN CHANCE OF SHOWERS AND THUNDERSTORMS AFTER
MIDNIGHT. WAVES 3 TO 4 FEET BUILDING TO 3 TO 5 FEET EARLY IN THE
MORNING.
TUESDAY
SOUTH WIND 15 TO 20 KNOTS VEERING WEST LATE IN THE
AFTERNOON. GUSTS UP TO 25 KNOTS. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING, THEN CHANCE OF SHOWERS IN THE
AFTERNOON. WAVES 3 TO 5 FEET SUBSIDING TO 3 TO 4 FEET IN THE
AFTERNOON.
TUESDAY NIGHT
NORTHWEST WIND 15 TO 20 KNOTS EASING TO 10 TO
15 KNOTS LATE IN THE EVENING, THEN BECOMING NORTHWEST 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS AFTER MIDNIGHT VEERING
NORTH EARLY IN THE MORNING. PARTLY CLOUDY. WAVES 1 TO 2 FEET.
LMZ645-182200-
NORTH POINT LIGHT TO WIND POINT WI-
910 AM CDT MON MAY 18 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
TUESDAY AFTERNOON...
REST OF TODAY
SOUTH WIND 10 TO 20 KNOTS BECOMING 15 TO
20 KNOTS EARLY IN THE AFTERNOON, THEN EASING TO 10 TO 15 KNOTS
LATE IN THE AFTERNOON. GUSTS UP TO 25 KNOTS. CHANCE OF SHOWERS
LATE IN THE MORNING AND EARLY AFTERNOON. SLIGHT CHANCE OF
THUNDERSTORMS THROUGH THE DAY. SLIGHT CHANCE OF SHOWERS LATE IN
THE AFTERNOON. WAVES 2 TO 4 FEET.
TONIGHT
SOUTH WIND 10 TO 15 KNOTS BECOMING 10 TO 20 KNOTS LATE
IN THE EVENING, THEN BECOMING 15 TO 20 KNOTS AFTER MIDNIGHT
BECOMING SOUTH 15 TO 20 KNOTS EARLY IN THE MORNING. GUSTS UP TO
25 KNOTS. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH
AROUND MIDNIGHT, THEN CHANCE OF SHOWERS AND THUNDERSTORMS AFTER
MIDNIGHT. WAVES 3 TO 4 FEET.
TUESDAY
SOUTH WIND 15 TO 20 KNOTS VEERING WEST LATE IN THE
AFTERNOON. GUSTS UP TO 25 KNOTS. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS THROUGH THE DAY. WAVES 3 TO 4 FEET.
TUESDAY NIGHT
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS VEERING NORTH EARLY IN THE MORNING. PARTLY
CLOUDY. WAVES 1 TO 2 FEET BUILDING TO 2 TO 4 FEET EARLY IN THE
MORNING.
LMZ646-182200-
WIND POINT WI TO WINTHROP HARBOR IL-
910 AM CDT MON MAY 18 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
TUESDAY AFTERNOON...
REST OF TODAY
SOUTH WIND 10 TO 20 KNOTS BECOMING 10 TO
15 KNOTS IN THE AFTERNOON. GUSTS UP TO 25 KNOTS. RAIN SHOWERS
LIKELY AND A CHANCE OF THUNDERSTORMS LATE IN THE MORNING, THEN
CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. WAVES 2 TO 4 FEET.
TONIGHT
SOUTH WIND 10 TO 15 KNOTS RISING TO 15 TO 20 KNOTS IN
THE LATE EVENING AND EARLY MORNING, THEN BECOMING SOUTH 15 TO
20 KNOTS WITH GUSTS TO AROUND 25 KNOTS EARLY IN THE MORNING.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH AROUND
MIDNIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
WAVES 3 TO 4 FEET.
TUESDAY
SOUTH WIND 15 TO 20 KNOTS VEERING WEST LATE IN THE
AFTERNOON. GUSTS UP TO 25 KNOTS. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. WAVES 3 TO 4 FEET SUBSIDING TO 1 TO
2 FEET LATE IN THE AFTERNOON.
TUESDAY NIGHT
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO
AROUND 20 KNOTS VEERING NORTH EARLY IN THE MORNING. PARTLY
CLOUDY. WAVES 1 TO 2 FEET.
SEE LAKE MICHIGAN OPEN WATERS FORECAST FOR WEDNESDAY THROUGH FRIDAY.
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