412
FZUS53 KMKX 132210
NSHMKX
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
510 PM CDT TUE OCT 13 2026
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN
LMZ643-140400-
SHEBOYGAN TO PORT WASHINGTON WI-
510 PM CDT TUE OCT 13 2026
TONIGHT
NORTH WIND 5 TO 10 KNOTS. SLIGHT CHANCE OF SHOWERS IN
THE LATE EVENING AND EARLY MORNING. WAVES AROUND 1 FOOT.
WEDNESDAY
NORTH WIND 10 TO 15 KNOTS VEERING NORTHEAST LATE IN
THE AFTERNOON. PARTLY SUNNY. WAVES 1 TO 2 FEET BUILDING TO 2 TO
4 FEET IN THE AFTERNOON.
WEDNESDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS VEERING EAST
EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES 3 TO 4 FEET.
THURSDAY
EAST WIND 15 TO 20 KNOTS VEERING SOUTHEAST LATE IN
THE MORNING, THEN EASING TO 10 TO 15 KNOTS EARLY IN THE AFTERNOON
BACKING EAST LATE IN THE AFTERNOON. CHANCE OF SHOWERS IN THE
MORNING, THEN SHOWERS IN THE AFTERNOON. WAVES 3 TO 4 FEET
BUILDING TO 3 TO 5 FEET IN THE LATE MORNING AND EARLY AFTERNOON,
THEN SUBSIDING TO 3 TO 4 FEET LATE IN THE AFTERNOON.
LMZ644-140400-
PORT WASHINGTON TO NORTH POINT LIGHT WI-
510 PM CDT TUE OCT 13 2026
TONIGHT
NORTH WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS LATE IN
THE EVENING. SLIGHT CHANCE OF THUNDERSTORMS IN THE LATE EVENING
AND EARLY MORNING. SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES
AROUND 1 FOOT.
WEDNESDAY
NORTH WIND 10 TO 15 KNOTS BECOMING NORTHEAST 15 TO
20 KNOTS IN THE AFTERNOON. PARTLY SUNNY. WAVES 1 TO 2 FEET
BUILDING TO 2 TO 4 FEET IN THE AFTERNOON.
WEDNESDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS BECOMING 10 TO
20 KNOTS AFTER MIDNIGHT, THEN VEERING EAST 15 TO 20 KNOTS EARLY
IN THE MORNING. MOSTLY CLOUDY. WAVES 3 TO 4 FEET BUILDING TO 4 TO
6 FEET.
THURSDAY
EAST WIND 15 TO 20 KNOTS EASING TO 10 TO 15 KNOTS
LATE IN THE AFTERNOON. CHANCE OF SHOWERS IN THE MORNING, THEN
SHOWERS IN THE AFTERNOON. WAVES 4 TO 6 FEET BUILDING TO 5 TO
7 FEET IN THE LATE MORNING AND EARLY AFTERNOON, THEN SUBSIDING TO
4 TO 6 FEET LATE IN THE AFTERNOON.
LMZ645-140400-
NORTH POINT LIGHT TO WIND POINT WI-
510 PM CDT TUE OCT 13 2026
TONIGHT
NORTH WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS LATE IN
THE EVENING. SLIGHT CHANCE OF THUNDERSTORMS IN THE LATE EVENING
AND EARLY MORNING. SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES
AROUND 1 FOOT.
WEDNESDAY
NORTH WIND 10 TO 15 KNOTS RISING TO 15 TO 20 KNOTS
EARLY IN THE AFTERNOON, THEN VEERING NORTHEAST LATE IN THE
AFTERNOON. MOSTLY CLOUDY. WAVES 1 TO 2 FEET BUILDING TO 3 TO
4 FEET IN THE LATE MORNING AND AFTERNOON.
WEDNESDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS BECOMING 10 TO
20 KNOTS LATE IN THE EVENING, THEN BECOMING NORTHEAST 10 TO
20 KNOTS AFTER MIDNIGHT VEERING EAST EARLY IN THE MORNING. MOSTLY
CLOUDY. WAVES 3 TO 5 FEET BUILDING TO 4 TO 6 FEET IN THE LATE
EVENING AND OVERNIGHT.
THURSDAY
EAST WIND 10 TO 20 KNOTS BECOMING 15 TO 20 KNOTS IN
THE LATE MORNING AND EARLY AFTERNOON, THEN EASING TO 10 TO
15 KNOTS LATE IN THE AFTERNOON. CHANCE OF SHOWERS IN THE MORNING,
THEN SHOWERS IN THE AFTERNOON. WAVES 4 TO 6 FEET.
LMZ646-140400-
WIND POINT WI TO WINTHROP HARBOR IL-
510 PM CDT TUE OCT 13 2026
TONIGHT
NORTH WIND 5 TO 10 KNOTS. CHANCE OF SHOWERS LATE IN
THE EVENING. SLIGHT CHANCE OF THUNDERSTORMS IN THE LATE EVENING
AND EARLY MORNING. SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES
AROUND 1 FOOT.
WEDNESDAY
NORTH WIND 10 TO 15 KNOTS BECOMING NORTHEAST 15 TO
20 KNOTS LATE IN THE AFTERNOON. MOSTLY CLOUDY. WAVES 1 TO 2 FEET
BUILDING TO 3 TO 4 FEET IN THE LATE MORNING AND AFTERNOON.
WEDNESDAY NIGHT
NORTHEAST WIND 15 TO 20 KNOTS BECOMING 10 TO
20 KNOTS LATE IN THE EVENING, THEN BECOMING NORTHEAST 10 TO
20 KNOTS AFTER MIDNIGHT VEERING EAST EARLY IN THE MORNING. MOSTLY
CLOUDY. WAVES 3 TO 5 FEET BUILDING TO 4 TO 6 FEET IN THE LATE
EVENING AND OVERNIGHT.
THURSDAY
EAST WIND 10 TO 20 KNOTS BECOMING 15 TO 20 KNOTS IN
THE LATE MORNING AND EARLY AFTERNOON, THEN EASING TO 10 TO
15 KNOTS LATE IN THE AFTERNOON. RAIN SHOWERS LIKELY IN THE
MORNING, THEN SHOWERS IN THE AFTERNOON. WAVES 4 TO 6 FEET
SUBSIDING TO 3 TO 4 FEET LATE IN THE AFTERNOON.
SEE LAKE MICHIGAN OPEN WATERS FORECAST FOR FRIDAY THROUGH SUNDAY.
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