NOAA Nearshore Marine Forecast

Updated Thu, Aug 20 07:10 PM

Sheboygan to Port Washington WI

Tonight

South wind 5 to 10 knots veering southwest after midnight. Partly cloudy. Waves around 1 foot.

Friday

Southwest wind 10 to 15 knots becoming south 15 to 20 knots in the afternoon. Slight chance of showers in the morning, then chance of showers and thunderstorms in the afternoon. Waves 1 to 2 feet building to 3 to 4 feet in the afternoon.

Friday Night

South wind 10 to 15 knots becoming southwest 5 to 10 knots late in the evening, then veering northwest after midnight rising to 10 to 15 knots early in the morning. Chance of thunderstorms through around midnight. Chance of showers through the night. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight.

Saturday

Northwest wind 10 to 15 knots veering north early in the afternoon, then easing to 5 to 10 knots late in the afternoon. Chance of showers and slight chance of thunderstorms in the afternoon. Waves 1 to 2 feet.

Port Washington to North Point Light WI

Tonight

Southeast wind 5 to 10 knots veering southwest after midnight. Partly cloudy. Waves around 1 foot.

Friday

Southwest wind 5 to 10 knots rising to 10 to 15 knots late in the morning, then backing south early in the afternoon becoming south 10 to 15 knots late in the afternoon. Slight chance of showers in the morning, then chance of showers and thunderstorms in the afternoon. Waves around 1 foot.

Friday Night

South wind 10 to 15 knots becoming southwest 5 to 10 knots late in the evening, then veering west after midnight becoming northwest 10 to 15 knots early in the morning. Chance of showers and thunderstorms through around midnight. Waves 1 to 2 feet.

Saturday

Northwest wind 10 to 15 knots veering north early in the afternoon, then easing to 5 to 10 knots late in the afternoon. Chance of showers and slight chance of thunderstorms in the afternoon. Waves 1 to 2 feet.

North Point Light to Wind Point WI

Tonight

East wind 5 to 10 knots becoming south late in the evening, then becoming southwest after midnight becoming southwest 5 to 10 knots early in the morning. Partly cloudy. Waves around 1 foot.

Friday

Southwest wind 5 to 10 knots rising to 10 to 15 knots late in the morning, then backing south early in the afternoon becoming south 10 to 15 knots late in the afternoon. Chance of showers and thunderstorms in the afternoon. Waves around 1 foot.

Friday Night

South wind 10 to 15 knots becoming southwest 5 to 10 knots late in the evening, then veering west after midnight becoming northwest 10 to 15 knots early in the morning. Chance of showers and thunderstorms through around midnight. Waves around 1 foot.

Saturday

Northwest wind 10 to 15 knots veering north early in the afternoon, then easing to 5 to 10 knots late in the afternoon. Chance of showers and slight chance of thunderstorms in the afternoon. Waves 1 to 2 feet.

Wind Point WI to Winthrop Harbor IL

Tonight

Northeast wind 5 to 10 knots becoming south late in the evening, then veering southwest after midnight rising to 5 to 10 knots early in the morning. Partly cloudy. Waves around 1 foot.

Friday

Southwest wind 5 to 10 knots becoming south 10 to 15 knots in the afternoon. Chance of showers and thunderstorms in the afternoon. Waves around 1 foot.

Friday Night

South wind 10 to 15 knots becoming southwest 5 to 10 knots late in the evening, then veering west after midnight becoming northwest 10 to 15 knots early in the morning. Chance of showers and thunderstorms through around midnight. Waves around 1 foot.

Saturday

Northwest wind 10 to 15 knots veering north early in the afternoon, then easing to 5 to 10 knots late in the afternoon. Chance of showers and slight chance of thunderstorms in the afternoon. Waves 1 to 2 feet.

NDBC

45002

Date Waves
08/20/2026
06:50 pm
0.98 ft
08/20/2026
06:10 pm
0.98 ft
08/20/2026
05:50 pm
0.98 ft
08/20/2026
05:40 pm
0.98 ft
08/20/2026
05:20 pm
0.98 ft
08/20/2026
05:10 pm
0.98 ft
08/20/2026
04:50 pm
0.98 ft
08/20/2026
04:20 pm
0.98 ft
08/20/2026
04:10 pm
0.98 ft
08/20/2026
03:50 pm
0.98 ft
08/20/2026
03:20 pm
0.98 ft

45210

Date Waves
08/20/2026
04:56 pm
0.33 ft
08/20/2026
04:26 pm
0.33 ft
08/20/2026
03:56 pm
0.33 ft
08/20/2026
03:26 pm
0.33 ft
08/20/2026
02:56 pm
0.33 ft
08/20/2026
01:56 pm
0.66 ft
08/20/2026
01:26 pm
0.66 ft
08/20/2026
12:56 pm
0.66 ft
08/20/2026
12:26 pm
0.66 ft
08/20/2026
11:56 am
0.66 ft
08/20/2026
11:26 am
0.66 ft
Zoom Level
1 2 3 4 5

Sheboygan - Blue Harbor

Sheboygan - North Pier

Port Washington - Harbor

Milwaukee - Lakefront

Two Rivers - Harbor

Whitefish Bay - Glidden Lodge

Evanston - Beach

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