246
FZUS53 KMKX 181613
NSHMKX
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1112 AM CDT WED MAR 18 2026
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN
LMZ643-182200-
SHEBOYGAN TO PORT WASHINGTON WI-
1112 AM 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
NORTHEAST WIND 5 TO 10 KNOTS VEERING SOUTH
AFTER MIDNIGHT, THEN VEERING SOUTHWEST EARLY IN THE MORNING.
MOSTLY CLOUDY. WAVES AROUND 1 FOOT.
LMZ644-182200-
PORT WASHINGTON TO NORTH POINT LIGHT WI-
1112 AM 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 WITH GUSTS TO
AROUND 20 KNOTS BECOMING SOUTHWEST 10 TO 15 KNOTS LATE IN THE
AFTERNOON. 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
NORTHEAST WIND 5 TO 10 KNOTS VEERING SOUTH
AFTER MIDNIGHT, THEN VEERING SOUTHWEST EARLY IN THE MORNING.
MOSTLY CLOUDY. WAVES AROUND 1 FOOT.
LMZ645-182200-
NORTH POINT LIGHT TO WIND POINT WI-
1112 AM 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 WITH GUSTS TO
AROUND 20 KNOTS BECOMING SOUTHWEST 10 TO 15 KNOTS LATE IN THE
AFTERNOON. MOSTLY CLOUDY. WAVES 3 TO 5 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
NORTHEAST WIND 5 TO 10 KNOTS VEERING SOUTH
AFTER MIDNIGHT, THEN VEERING SOUTHWEST EARLY IN THE MORNING.
MOSTLY CLOUDY. WAVES AROUND 1 FOOT.
LMZ646-182200-
WIND POINT WI TO WINTHROP HARBOR IL-
1112 AM CDT WED MAR 18 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON
REST OF TODAY
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS VEERING SOUTHWEST LATE IN THE AFTERNOON. MOSTLY CLOUDY.
WAVES 3 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 EAST AFTER
MIDNIGHT, THEN VEERING SOUTHWEST EARLY IN THE MORNING. MOSTLY
CLOUDY. WAVES AROUND 1 FOOT.
SEE LAKE MICHIGAN OPEN WATERS FORECAST FOR FRIDAY THROUGH SUNDAY.
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