National Weather Service Marine Forecast FZUS53 KMKX

FZUS53 KMKX 102210
NSHMKX

Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
510 PM CDT Wed Jun 10 2026

For waters within five nautical miles of shore on Lake Michigan

LMZ643-110400
Sheboygan to Port Washington WI
510 PM CDT Wed Jun 10 2026

SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM CDT THURSDAY

TONIGHT
Southwest wind 10 to 15 knots with gusts to around 20 knots backing south with gusts to around 20 knots late in the evening, then becoming south 10 to 15 knots after midnight veering southwest early in the morning. Showers likely through around midnight. Chance of thunderstorms until early morning. Chance of showers after midnight. patchy fog after midnight. Waves 2 to 4 feet subsiding to 1 to 2 feet early in the morning.

THURSDAY
Southwest wind 5 to 10 knots becoming south 10 to 15 knots early in the afternoon, then becoming southeast 15 to 20 knots with gusts to around 25 knots late in the afternoon. Patchy fog in the morning. chance of showers and thunderstorms in the afternoon. Waves 1 to 2 feet building to 2 to 4 feet late in the afternoon.

THURSDAY NIGHT
South wind 15 to 25 knots veering west late in the evening, then becoming 15 to 20 knots after midnight becoming west 15 to 20 knots early in the morning. Rain showers likely and a chance of thunderstorms through around midnight. Waves 3 to 5 feet subsiding to 3 to 4 feet after midnight.

FRIDAY
West wind 15 to 20 knots with gusts to around 25 knots. Sunny. Waves 1 to 2 feet.

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LMZ644-110400
Port Washington to North Point Light WI
510 PM CDT Wed Jun 10 2026

SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM CDT THURSDAY

TONIGHT
Southwest wind 10 to 15 knots. Gusts up to 20 knots. Showers likely through around midnight. Chance of thunderstorms through the night. Chance of showers after midnight. patchy fog after midnight. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late evening and overnight.

THURSDAY
Southwest wind 5 to 10 knots becoming southeast 10 to 15 knots early in the afternoon, then rising to 15 to 20 knots late in the afternoon. Patchy fog in the morning. chance of showers and thunderstorms in the afternoon. Waves around 1 foot building to 2 to 4 feet late in the afternoon.

THURSDAY NIGHT
South wind 15 to 25 knots veering west late in the evening, then becoming 15 to 20 knots after midnight becoming west 15 to 20 knots early in the morning. Rain showers and a chance of thunderstorms through around midnight. Waves 3 to 5 feet subsiding to 1 to 2 feet.

FRIDAY
West wind 10 to 15 knots rising to 15 to 20 knots in the afternoon. Gusts up to 25 knots. Sunny. Waves 1 to 2 feet.

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LMZ645-110400
North Point Light to Wind Point WI
510 PM CDT Wed Jun 10 2026

TONIGHT
Southwest wind 15 to 20 knots easing to 10 to 15 knots late in the evening, then becoming southwest 10 to 15 knots after midnight. Gusts up to 25 knots. Showers through around midnight. Chance of thunderstorms through the night. Chance of showers after midnight. patchy fog early in the morning. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late evening and overnight.

THURSDAY
Southwest wind 10 to 15 knots easing to 5 to 10 knots late in the morning, then becoming southeast 10 to 15 knots early in the afternoon rising to 15 to 20 knots late in the afternoon. Patchy fog in the morning. chance of thunderstorms and slight chance of showers in the afternoon. Waves around 1 foot building to 2 to 4 feet late in the afternoon.

THURSDAY NIGHT
South wind 15 to 25 knots veering west 15 to 20 knots in the late evening and early morning, then easing to 10 to 15 knots early in the morning. Rain showers and a chance of thunderstorms through around midnight. Waves 3 to 4 feet subsiding to 1 to 2 feet early in the morning. A small craft advisory may be needed.

FRIDAY
West wind 10 to 15 knots with gusts to around 20 knots becoming west 10 to 15 knots late in the morning, then rising to 15 to 20 knots in the afternoon. Sunny. Waves 1 to 2 feet.

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LMZ646-110400
Wind Point WI to Winthrop Harbor IL
510 PM CDT Wed Jun 10 2026

TONIGHT
Southwest wind 10 to 20 knots becoming 10 to 15 knots late in the evening, then becoming southwest 10 to 15 knots after midnight. Gusts up to 25 knots. Showers through around midnight. Chance of thunderstorms through the night. Showers likely after midnight. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late evening and overnight.

THURSDAY
Southwest wind 10 to 15 knots easing to 5 to 10 knots late in the morning, then becoming southeast 10 to 15 knots early in the afternoon rising to 15 to 20 knots late in the afternoon. Patchy fog in the morning. chance of showers and thunderstorms in the afternoon. Waves around 1 foot.

THURSDAY NIGHT
South wind 15 to 20 knots veering west late in the evening, then becoming west 15 to 20 knots after midnight easing to 10 to 15 knots early in the morning. Gusts up to 25 knots. Rain showers and a chance of thunderstorms through around midnight. Waves 3 to 4 feet subsiding to 1 to 2 feet early in the morning.

FRIDAY
West wind 10 to 15 knots becoming west 10 to 15 knots with gusts to around 20 knots early in the afternoon, then rising to 15 to 20 knots late in the afternoon. Sunny. Waves 1 to 2 feet.

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See Lake Michigan Open Waters Forecast for Saturday through Monday.