147
FZUS53 KMKX 191010
NSHMKX
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
510 AM CDT SAT SEP 19 2026
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN
LMZ643-191600-
SHEBOYGAN TO PORT WASHINGTON WI-
510 AM CDT SAT SEP 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING
TODAY
SOUTHEAST WIND 15 TO 25 KNOTS BECOMING 15 TO 20 KNOTS
LATE IN THE AFTERNOON. SHOWERS AND SCATTERED THUNDERSTORMS IN THE
MORNING, THEN NUMEROUS SHOWERS AND ISOLATED THUNDERSTORMS IN THE
AFTERNOON. WAVES 6 TO 8 FEET SUBSIDING TO 5 TO 7 FEET LATE IN THE
AFTERNOON.
TONIGHT
EAST WIND 15 TO 20 KNOTS BACKING NORTHEAST LATE IN THE
EVENING, THEN BECOMING NORTHEAST 15 TO 20 KNOTS AFTER MIDNIGHT
BECOMING 15 TO 25 KNOTS EARLY IN THE MORNING. NUMEROUS SHOWERS
AND ISOLATED THUNDERSTORMS THROUGH AROUND MIDNIGHT, THEN
SCATTERED SHOWERS AFTER MIDNIGHT. WAVES 4 TO 6 FEET.
SUNDAY
NORTHEAST WIND 15 TO 25 KNOTS RISING TO UP TO 30 KNOTS.
PARTLY SUNNY. WAVES 5 TO 7 FEET BUILDING TO 7 TO 9 FEET IN THE
LATE MORNING AND AFTERNOON.
SUNDAY NIGHT
NORTHEAST WIND UP TO 30 KNOTS WITH GUSTS TO
AROUND 35 KNOTS BECOMING NORTHEAST UP TO 30 KNOTS LATE IN THE
EVENING, THEN EASING TO 15 TO 25 KNOTS AFTER MIDNIGHT BECOMING
NORTHEAST 15 TO 25 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY.
WAVES 7 TO 9 FEET.
LMZ644-191600-
PORT WASHINGTON TO NORTH POINT LIGHT WI-
510 AM CDT SAT SEP 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING
TODAY
SOUTHEAST WIND 15 TO 25 KNOTS BECOMING 15 TO 20 KNOTS
EARLY IN THE AFTERNOON, THEN EASING TO 10 TO 15 KNOTS LATE IN THE
AFTERNOON. SHOWERS IN THE MORNING. SCATTERED THUNDERSTORMS
THROUGH THE DAY. NUMEROUS SHOWERS IN THE AFTERNOON. WAVES 6 TO
8 FEET SUBSIDING TO 4 TO 6 FEET.
TONIGHT
SOUTHEAST WIND 10 TO 15 KNOTS BACKING NORTHEAST LATE
IN THE EVENING, THEN RISING TO 15 TO 20 KNOTS AFTER MIDNIGHT
BECOMING 15 TO 25 KNOTS EARLY IN THE MORNING. NUMEROUS SHOWERS
AND SCATTERED THUNDERSTORMS THROUGH AROUND MIDNIGHT, THEN
SCATTERED SHOWERS AFTER MIDNIGHT. WAVES 3 TO 5 FEET SUBSIDING TO
3 TO 4 FEET IN THE LATE EVENING AND EARLY MORNING, THEN BUILDING
TO 4 TO 6 FEET EARLY IN THE MORNING.
SUNDAY
NORTHEAST WIND 15 TO 25 KNOTS RISING TO UP TO 30 KNOTS
WITH GUSTS TO AROUND 35 KNOTS IN THE LATE MORNING AND AFTERNOON.
SLIGHT CHANCE OF SHOWERS IN THE MORNING. WAVES 5 TO 7 FEET
BUILDING TO 8 TO 10 FEET IN THE LATE MORNING AND AFTERNOON.
SUNDAY NIGHT
NORTHEAST GALES TO 35 KNOTS EASING TO UP TO
30 KNOTS WITH GUSTS TO AROUND 35 KNOTS LATE IN THE EVENING, THEN
BECOMING NORTHEAST UP TO 30 KNOTS AFTER MIDNIGHT BECOMING EAST
15 TO 25 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES 9 TO
11 FEET.
LMZ645-191600-
NORTH POINT LIGHT TO WIND POINT WI-
510 AM CDT SAT SEP 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING
TODAY
SOUTHEAST WIND 15 TO 25 KNOTS BECOMING 15 TO 20 KNOTS
EARLY IN THE AFTERNOON, THEN EASING TO 10 TO 15 KNOTS LATE IN THE
AFTERNOON. SHOWERS IN THE MORNING. SCATTERED THUNDERSTORMS
THROUGH THE DAY. NUMEROUS SHOWERS IN THE AFTERNOON. WAVES 6 TO
8 FEET SUBSIDING TO 3 TO 5 FEET.
TONIGHT
SOUTHEAST WIND 10 TO 15 KNOTS BACKING EAST LATE IN THE
EVENING, THEN BECOMING NORTH 15 TO 20 KNOTS AFTER MIDNIGHT
VEERING NORTHEAST 15 TO 25 KNOTS EARLY IN THE MORNING. SHOWERS
AND SCATTERED THUNDERSTORMS THROUGH AROUND MIDNIGHT, THEN
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS AFTER MIDNIGHT.
WAVES 3 TO 4 FEET BUILDING TO 3 TO 5 FEET EARLY IN THE MORNING.
SUNDAY
NORTHEAST WIND 15 TO 25 KNOTS RISING TO UP TO 30 KNOTS
IN THE AFTERNOON. SCATTERED SHOWERS IN THE MORNING. WAVES 5 TO
7 FEET BUILDING TO 8 TO 10 FEET IN THE LATE MORNING AND
AFTERNOON.
SUNDAY NIGHT
NORTHEAST WIND UP TO 30 KNOTS BECOMING EAST 15 TO
25 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY. WAVES 9 TO 11 FEET.
LMZ646-191600-
WIND POINT WI TO WINTHROP HARBOR IL-
510 AM CDT SAT SEP 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING
TODAY
SOUTHEAST WIND 15 TO 25 KNOTS BECOMING 15 TO 20 KNOTS
EARLY IN THE AFTERNOON, THEN EASING TO 10 TO 15 KNOTS LATE IN THE
AFTERNOON. SHOWERS IN THE MORNING. SCATTERED THUNDERSTORMS
THROUGH THE DAY. NUMEROUS SHOWERS IN THE AFTERNOON. WAVES 6 TO
8 FEET SUBSIDING TO 5 TO 7 FEET LATE IN THE MORNING, THEN
SUBSIDING TO 4 TO 6 FEET EARLY IN THE AFTERNOON SUBSIDING TO 3 TO
4 FEET LATE IN THE AFTERNOON.
TONIGHT
SOUTHEAST WIND 10 TO 15 KNOTS BACKING EAST LATE IN THE
EVENING, THEN BACKING NORTHEAST AFTER MIDNIGHT RISING TO 15 TO
20 KNOTS EARLY IN THE MORNING. SHOWERS THROUGH AROUND MIDNIGHT.
SCATTERED THUNDERSTORMS THROUGH THE NIGHT. NUMEROUS SHOWERS AFTER
MIDNIGHT. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET IN THE LATE
EVENING AND EARLY MORNING, THEN BUILDING TO 3 TO 5 FEET EARLY IN
THE MORNING.
SUNDAY
NORTHEAST WIND 15 TO 25 KNOTS. GUSTS UP TO 30 KNOTS.
CHANCE OF SHOWERS THROUGH THE DAY. WAVES 4 TO 6 FEET BUILDING TO
7 TO 9 FEET IN THE LATE MORNING AND AFTERNOON.
SUNDAY NIGHT
NORTHEAST WIND UP TO 30 KNOTS BECOMING EAST 15 TO
25 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY. WAVES 8 TO 10 FEET.
SEE LAKE MICHIGAN OPEN WATERS FORECAST FOR MONDAY THROUGH WEDNESDAY.
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