NOAA Nearshore Marine Forecast

Updated Thu, Aug 20 05:10 AM

Sheboygan to Port Washington WI

Today

Northwest wind 5 knots veering southeast late in the morning, then rising to 5 to 15 knots early in the afternoon veering south 10 to 15 knots late in the afternoon. Sunny. Waves around 1 foot.

Tonight

South wind 10 to 15 knots veering southwest late in the evening, then easing to 5 to 10 knots after midnight rising to 10 to 15 knots early in the morning. Partly cloudy. Waves around 1 foot.

Friday

Southwest wind 10 to 15 knots becoming southwest 10 to 15 knots with gusts to around 20 knots late in the morning, then becoming south 15 to 20 knots early in the afternoon becoming 10 to 20 knots late in the afternoon. Slight chance of thunderstorms in the morning. Chance of showers through the day. Chance of thunderstorms in the afternoon. Waves 1 to 2 feet building to 2 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 becoming west 10 to 15 knots after midnight veering northwest 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 in the late evening and overnight.

Port Washington to North Point Light WI

Today

North wind 5 to 10 knots veering southeast late in the afternoon. Sunny. Waves around 1 foot.

Tonight

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

Friday

Southwest wind 10 to 15 knots backing south in the afternoon. Slight chance of thunderstorms in the morning. Chance of showers through the day. Chance of thunderstorms in the afternoon. Waves around 1 foot.

Friday Night

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

North Point Light to Wind Point WI

Today

Northeast wind 5 to 10 knots veering southeast late in the afternoon. Sunny. Waves around 1 foot.

Tonight

South wind 5 to 10 knots veering southwest early in the morning. Partly cloudy. Waves around 1 foot.

Friday

Southwest wind 10 to 15 knots backing south in the afternoon. Slight chance of showers and thunderstorms in the morning. Chance of showers and thunderstorms in the afternoon. Waves around 1 foot.

Friday Night

South wind 10 to 15 knots veering northwest early in the morning. Chance of thunderstorms through around midnight. Chance of showers through the night. Waves 1 to 2 feet.

Wind Point WI to Winthrop Harbor IL

Today

Northeast wind 5 to 10 knots veering east late in the afternoon. Sunny. Waves around 1 foot.

Tonight

Southeast wind 5 to 10 knots veering southwest early in the morning. Mostly clear. 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. Slight chance of thunderstorms through the day. Chance of showers 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. Slight chance of thunderstorms through around midnight. Chance of showers through the night. Waves around 1 foot.

NDBC

45002

Date Waves
08/20/2026
05:10 am
0.98 ft
08/20/2026
04:50 am
0.66 ft
08/20/2026
04:20 am
0.98 ft
08/20/2026
03:50 am
0.98 ft
08/20/2026
03:20 am
0.98 ft
08/20/2026
02:50 am
0.98 ft
08/20/2026
02:20 am
1.31 ft
08/20/2026
01:50 am
1.31 ft
08/20/2026
01:20 am
0.98 ft
08/20/2026
01:10 am
0.98 ft
08/20/2026
12:50 am
1.31 ft

45210

Date Waves
08/20/2026
04:56 am
0.66 ft
08/20/2026
04:26 am
0.33 ft
08/20/2026
03:56 am
0.33 ft
08/20/2026
03:26 am
0.33 ft
08/20/2026
02:56 am
0.33 ft
08/20/2026
02:26 am
0.33 ft
08/20/2026
01:56 am
0.33 ft
08/20/2026
01:26 am
0.33 ft
08/20/2026
12:56 am
0.33 ft
08/20/2026
12:26 am
0.33 ft
08/19/2026
11:56 pm
0.33 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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