NOAA Nearshore Marine Forecast

Updated Mon, Aug 18 11:05 PM

Sheboygan to Port Washington WI

Rest of Tonight

Southeast wind 5 to 10 knots veering southwest early in the morning. Chance of showers after midnight, then slight chance of showers early in the morning. Waves 2 to 4 feet subsiding to 1 to 3 feet early in the morning.

Tuesday

Northwest wind 10 to 15 knots veering north late in the afternoon. Cloudy in the morning then becoming partly sunny. Waves 1 to 3 feet.

Tuesday Night

North wind 10 to 15 knots. Partly cloudy. Waves 1 to 3 feet building to 2 to 4 feet in the late evening and overnight.

Wednesday

North wind 10 to 15 knots rising to 15 to 20 knots late in the morning, then becoming north 15 to 20 knots in the afternoon. Partly sunny. Waves 3 to 4 feet.

Port Washington to North Point Light WI

Rest of Tonight

South wind 5 to 10 knots veering southwest early in the morning. Chance of showers and slight chance of thunderstorms. Waves 1 to 2 feet.

Tuesday

Northwest wind 10 to 15 knots veering north late in the afternoon. Cloudy in the morning then becoming partly sunny. Waves 1 to 2 feet.

Tuesday Night

North wind 10 to 15 knots. Partly cloudy. Waves 1 to 2 feet building to 2 to 4 feet in the late evening and overnight.

Wednesday

North wind 15 to 20 knots. Partly sunny. Waves 3 to 4 feet building to 3 to 5 feet late in the afternoon.

North Point Light to Wind Point WI

Rest of Tonight

Southwest wind 5 to 10 knots rising to 10 to 15 knots early in the morning. Chance of showers and thunderstorms after midnight, then slight chance of showers and thunderstorms early in the morning. Waves 1 to 2 feet.

Tuesday

West wind 10 to 15 knots veering north late in the afternoon. Cloudy in the morning then becoming partly sunny. Waves 1 to 2 feet.

Tuesday Night

North wind 10 to 15 knots rising to 15 to 20 knots early in the morning. Partly cloudy. Waves 1 to 3 feet building to 3 to 4 feet in the late evening and overnight.

Wednesday

North wind 15 to 20 knots becoming 10 to 20 knots late in the afternoon. Partly sunny. Waves 3 to 4 feet building to 4 to 6 feet in the late morning and afternoon.

Wind Point WI to Winthrop Harbor IL

Rest of Tonight

South wind 5 to 10 knots becoming southwest 10 to 15 knots early in the morning. Patchy fog through the night. showers likely after midnight. Chance of thunderstorms through the night. Chance of showers early in the morning. Waves 1 to 2 feet.

Tuesday

West wind 10 to 15 knots veering north late in the afternoon. Slight chance of thunderstorms in the morning. Slight chance of showers through the day. Waves 1 to 2 feet.

Tuesday Night

North wind 10 to 15 knots rising to 15 to 20 knots early in the morning. Partly cloudy. Waves 1 to 2 feet building to 3 to 4 feet in the late evening and overnight.

Wednesday

North wind 15 to 20 knots. Gusts up to 25 knots. Partly sunny. Waves 3 to 4 feet building to 4 to 6 feet in the late morning and afternoon.

NDBC

45002

Date Waves
08/19/2025
12:20 am
3.61 ft
08/19/2025
12:10 am
3.61 ft
08/18/2025
11:50 pm
2.95 ft
08/18/2025
11:20 pm
2.95 ft
08/18/2025
11:10 pm
2.95 ft
08/18/2025
10:50 pm
2.95 ft
08/18/2025
10:40 pm
2.95 ft
08/18/2025
10:20 pm
2.95 ft
08/18/2025
10:10 pm
2.95 ft
08/18/2025
09:50 pm
2.62 ft
08/18/2025
09:20 pm
2.62 ft

45210

Date Waves
08/19/2025
12:26 am
3.28 ft
08/18/2025
11:56 pm
3.28 ft
08/18/2025
11:26 pm
2.95 ft
08/18/2025
10:56 pm
2.95 ft
08/18/2025
10:26 pm
2.95 ft
08/18/2025
09:56 pm
3.28 ft
08/18/2025
09:26 pm
3.28 ft
08/18/2025
08:56 pm
3.61 ft
08/18/2025
08:26 pm
3.28 ft
08/18/2025
07:56 pm
3.28 ft
08/18/2025
07:26 pm
3.94 ft

45218

Date Waves
08/19/2025
12:20 am
2.95 ft
08/19/2025
12:00 am
2.95 ft
08/18/2025
11:40 pm
2.95 ft
08/18/2025
11:20 pm
2.95 ft
08/18/2025
11:00 pm
3.28 ft
08/18/2025
10:40 pm
3.28 ft
08/18/2025
10:20 pm
3.28 ft
08/18/2025
10:00 pm
3.28 ft
08/18/2025
09:40 pm
3.61 ft
08/18/2025
09:20 pm
3.61 ft
08/18/2025
09:00 pm
3.94 ft

45007

Date Waves
08/19/2025
12:20 am
1.97 ft
08/19/2025
12:10 am
1.97 ft
08/18/2025
11:50 pm
1.97 ft
08/18/2025
11:40 pm
1.97 ft
08/18/2025
11:20 pm
1.97 ft
08/18/2025
11:10 pm
1.97 ft
08/18/2025
10:50 pm
1.97 ft
08/18/2025
10:40 pm
1.97 ft
08/18/2025
10:20 pm
1.97 ft
08/18/2025
10:10 pm
1.97 ft
08/18/2025
09:50 pm
1.97 ft
Animation Speed
1 2 3 4 5

Waves

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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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