NOAA Nearshore Marine Forecast

Updated Sat, Aug 9 07:05 AM

Sheboygan to Port Washington WI

Today

South wind 10 to 20 knots becoming 15 to 20 knots late in the morning, then becoming 10 to 20 knots early in the afternoon becoming south 10 to 20 knots late in the afternoon. Gusts up to 25 knots. Slight chance of showers and thunderstorms early in the afternoon. Chance of showers and thunderstorms late in the afternoon. Waves 3 to 4 feet building to 5 to 7 feet.

Tonight

South wind 15 to 20 knots with gusts to around 25 knots becoming south 15 to 20 knots late in the evening, then easing to 10 to 15 knots after midnight. Chance of showers through around midnight. Chance of thunderstorms through the night. Showers likely after midnight. Waves 4 to 6 feet subsiding to 3 to 5 feet in the late evening and overnight.

Sunday

South wind 10 to 15 knots becoming south 10 to 15 knots with gusts to around 20 knots in the late morning and afternoon. Showers likely and a chance of thunderstorms. Waves 1 to 3 feet building to 2 to 4 feet in the late morning and afternoon.

Sunday Night

South wind 10 to 15 knots easing to 5 to 10 knots in the late evening and early morning, then becoming south 5 to 10 knots early in the morning. Showers likely and a chance of thunderstorms. 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

South wind 5 to 20 knots rising to 15 to 20 knots late in the morning, then becoming south 15 to 20 knots in the afternoon. Gusts up to 25 knots. Chance of showers and thunderstorms late in the afternoon. Waves 3 to 4 feet building to 4 to 6 feet.

Tonight

South wind 15 to 20 knots easing to 10 to 15 knots late in the evening, then becoming south 10 to 15 knots after midnight veering southwest early in the morning. Chance of showers and thunderstorms. Waves 3 to 4 feet subsiding to 1 to 2 feet after midnight.

Sunday

South wind 10 to 15 knots. Chance of showers in the morning. Chance of thunderstorms through the day. Showers likely in the afternoon. Waves 1 to 2 feet.

Sunday Night

South wind 10 to 15 knots easing to 5 to 10 knots in the late evening and early morning, then becoming south 5 to 10 knots early in the morning. Showers likely and a chance of thunderstorms. Waves 1 to 2 feet.

North Point Light to Wind Point WI

Today

South wind 5 to 20 knots rising to 15 to 20 knots late in the morning, then becoming south 15 to 20 knots in the afternoon. Gusts up to 25 knots. Chance of showers and thunderstorms late in the afternoon. Waves 3 to 4 feet.

Tonight

Southwest wind 15 to 20 knots easing to 10 to 15 knots late in the evening, then backing south after midnight. Chance of showers and thunderstorms. Waves 3 to 4 feet subsiding to 1 to 2 feet after midnight.

Sunday

South wind 10 to 15 knots. Chance of showers and thunderstorms. Waves 1 to 2 feet.

Sunday Night

South wind 10 to 15 knots easing to 5 to 10 knots in the late evening and early morning, then becoming south 5 to 10 knots early in the morning. Chance of showers and thunderstorms. Waves 1 to 2 feet.

Wind Point WI to Winthrop Harbor IL

Today

South wind 10 to 20 knots becoming 15 to 20 knots late in the morning, then becoming south 15 to 20 knots in the afternoon. Gusts up to 25 knots. Slight chance of showers and thunderstorms late in the afternoon. Waves 2 to 4 feet.

Tonight

South wind 15 to 20 knots becoming southwest 10 to 15 knots late in the evening, then backing south after midnight. Chance of showers and thunderstorms. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight.

Sunday

South wind 10 to 15 knots. Chance of showers and thunderstorms. Waves 1 to 2 feet.

Sunday Night

South wind 10 to 15 knots easing to 5 to 10 knots in the late evening and early morning, then becoming south 5 to 10 knots early in the morning. Chance of showers through around midnight. Chance of thunderstorms through the night. Showers likely after midnight. Waves 1 to 2 feet.

NDBC

45002

Date Waves
08/09/2025
08:20 am
3.61 ft
08/09/2025
08:10 am
3.61 ft
08/09/2025
07:50 am
3.28 ft
08/09/2025
07:20 am
2.95 ft
08/09/2025
07:10 am
2.95 ft
08/09/2025
06:50 am
2.62 ft
08/09/2025
06:20 am
2.95 ft
08/09/2025
05:50 am
2.95 ft
08/09/2025
05:20 am
2.95 ft
08/09/2025
05:10 am
2.95 ft
08/09/2025
04:50 am
2.95 ft

45210

Date Waves
08/09/2025
08:26 am
3.28 ft
08/09/2025
07:56 am
2.95 ft
08/09/2025
07:26 am
2.95 ft
08/09/2025
06:56 am
2.62 ft
08/09/2025
06:26 am
2.95 ft
08/09/2025
05:56 am
2.62 ft
08/09/2025
05:26 am
2.62 ft
08/09/2025
04:56 am
2.62 ft
08/09/2025
04:26 am
2.62 ft
08/09/2025
03:56 am
2.95 ft
08/09/2025
03:26 am
2.95 ft

45218

Date Waves
08/09/2025
08:20 am
2.30 ft
08/09/2025
08:00 am
2.30 ft
08/09/2025
07:40 am
1.97 ft
08/09/2025
07:20 am
2.30 ft
08/09/2025
07:00 am
2.30 ft
08/09/2025
06:40 am
1.97 ft
08/09/2025
06:20 am
1.97 ft
08/09/2025
06:00 am
1.97 ft
08/09/2025
05:40 am
1.97 ft
08/09/2025
05:20 am
1.97 ft
08/09/2025
05:00 am
1.97 ft

45007

Date Waves
08/09/2025
08:20 am
1.64 ft
08/09/2025
07:50 am
1.64 ft
08/09/2025
07:40 am
1.64 ft
08/09/2025
07:20 am
1.64 ft
08/09/2025
06:50 am
1.64 ft
08/09/2025
06:20 am
1.64 ft
08/09/2025
06:10 am
1.64 ft
08/09/2025
05:50 am
1.64 ft
08/09/2025
05:20 am
1.64 ft
08/09/2025
05:10 am
1.64 ft
08/09/2025
04:50 am
1.64 ft
Animation Speed
1 2 3 4 5

Waves

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Sheboygan - Blue Harbor

Sheboygan - North Pier

Port Washington - Harbor

Milwaukee - Lakefront

Two Rivers - Harbor

Whitefish Bay - Glidden Lodge

Evanston - Beach

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