NOAA Nearshore Marine Forecast

Updated Tue, Jul 21 09:10 AM

Sheboygan to Port Washington WI

Rest of Today

Northwest wind 15 to 20 knots veering north 15 to 25 knots late in the afternoon. Slight chance of showers and thunderstorms late in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet late in the afternoon.

Tonight

North wind 15 to 25 knots with gusts to around 30 knots becoming north 15 to 25 knots after midnight, then backing northwest 15 to 20 knots early in the morning. Partly cloudy. Waves 3 to 5 feet building to 4 to 6 feet late in the evening, then subsiding to 3 to 5 feet after midnight subsiding to 3 to 4 feet early in the morning.

Wednesday

Northwest wind 15 to 20 knots becoming north 10 to 15 knots in the late morning and early afternoon, then becoming northeast 5 to 10 knots late in the afternoon. Sunny. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late morning and afternoon.

Wednesday Night

South wind 5 to 10 knots veering west early in the morning. Mostly clear. Waves around 1 foot.

Port Washington to North Point Light WI

Rest of Today

Northwest wind 15 to 20 knots veering north late in the afternoon. Gusts up to 25 knots. Partly sunny. Waves 1 to 3 feet building to 2 to 4 feet in the afternoon.

Tonight

North wind 15 to 25 knots becoming 15 to 20 knots early in the morning. Partly cloudy. Waves 3 to 5 feet building to 5 to 7 feet late in the evening, then subsiding to 4 to 6 feet after midnight.

Wednesday

North wind 15 to 20 knots becoming 10 to 20 knots late in the morning, then becoming 10 to 15 knots early in the afternoon veering northeast 5 to 15 knots late in the afternoon. Sunny. Waves 3 to 4 feet subsiding to 1 to 2 feet in the afternoon.

Wednesday Night

East wind 5 to 10 knots veering west late in the evening, then becoming west 5 to 10 knots after midnight. Mostly clear. Waves around 1 foot.

North Point Light to Wind Point WI

Rest of Today

Northwest wind 15 to 20 knots veering north late in the afternoon. Gusts up to 25 knots. Sunny late in the morning then becoming partly sunny. Waves 1 to 2 feet building to 2 to 4 feet late in the afternoon.

Tonight

North wind 15 to 25 knots becoming 15 to 20 knots early in the morning. Partly cloudy. Waves 3 to 5 feet building to 6 to 8 feet in the late evening and early morning, then subsiding to 5 to 7 feet early in the morning.

Wednesday

North wind 15 to 20 knots easing to 10 to 15 knots early in the afternoon, then veering northeast late in the afternoon. Sunny. Waves 3 to 5 feet subsiding to 3 to 4 feet in the late morning and afternoon.

Wednesday Night

Northeast wind 5 to 10 knots backing west late in the evening, then becoming west 5 to 10 knots after midnight. Mostly clear. Waves 1 to 2 feet.

Wind Point WI to Winthrop Harbor IL

Rest of Today

Northwest wind 15 to 20 knots veering north 10 to 20 knots late in the afternoon. Gusts up to 25 knots. Slight chance of showers and thunderstorms late in the afternoon. Waves 1 to 2 feet building to 2 to 4 feet late in the afternoon.

Tonight

North wind 15 to 25 knots becoming 15 to 20 knots early in the morning. Slight chance of showers and thunderstorms through around midnight. Waves 3 to 5 feet building to 5 to 7 feet in the late evening and early morning, then subsiding to 4 to 6 feet early in the morning.

Wednesday

North wind 15 to 20 knots easing to 10 to 15 knots early in the afternoon, then veering northeast late in the afternoon. Sunny. Waves 3 to 5 feet subsiding to 3 to 4 feet in the late morning and afternoon.

Wednesday Night

Northeast wind 5 to 10 knots backing west after midnight. Mostly clear. Waves 1 to 2 feet.

NDBC

45002

Date Waves
07/21/2026
10:20 am
2.62 ft
07/21/2026
10:10 am
2.62 ft
07/21/2026
09:50 am
2.62 ft
07/21/2026
09:20 am
2.62 ft
07/21/2026
08:50 am
2.95 ft
07/21/2026
08:20 am
3.28 ft
07/21/2026
08:10 am
3.28 ft
07/21/2026
07:50 am
3.61 ft
07/21/2026
07:40 am
3.61 ft
07/21/2026
07:20 am
3.94 ft
07/21/2026
07:10 am
3.94 ft

45210

Date Waves
07/21/2026
10:26 am
2.30 ft
07/21/2026
09:56 am
2.62 ft
07/21/2026
09:26 am
2.62 ft
07/21/2026
08:56 am
2.62 ft
07/21/2026
08:26 am
2.62 ft
07/21/2026
07:56 am
2.62 ft
07/21/2026
07:26 am
2.95 ft
07/21/2026
06:56 am
2.95 ft
07/21/2026
06:26 am
2.95 ft
07/21/2026
05:56 am
2.95 ft
07/21/2026
05:26 am
2.95 ft

45214

Date Waves
07/21/2026
10:30 am
2.30 ft
07/21/2026
10:00 am
2.62 ft
07/21/2026
09:30 am
5.25 ft
07/21/2026
09:00 am
2.62 ft
07/21/2026
08:30 am
2.30 ft
07/21/2026
08:00 am
2.95 ft
07/21/2026
07:30 am
2.30 ft
07/21/2026
07:00 am
2.62 ft
07/21/2026
06:30 am
2.62 ft
07/21/2026
06:00 am
4.92 ft
07/21/2026
05:30 am
2.95 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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