NOAA Nearshore Marine Forecast

Updated Fri, Aug 21 01:10 PM

Sheboygan to Port Washington WI

Rest of Today

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

Tonight

South wind 10 to 15 knots becoming southwest 5 to 10 knots late in the evening, then becoming northwest 10 to 15 knots after midnight. Chance of thunderstorms and slight chance of showers through around midnight. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late evening and overnight.

Saturday

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

Saturday Night

North wind 10 to 15 knots backing northwest early in the morning. Chance of showers and thunderstorms through around midnight. Waves 1 to 2 feet.

Port Washington to North Point Light WI

Rest of Today

South wind 10 to 15 knots. Slight chance of showers and thunderstorms early in the afternoon, then chance of showers and thunderstorms late in the afternoon. Waves 1 to 2 feet.

Tonight

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 showers and thunderstorms through around midnight. Waves 1 to 2 feet.

Saturday

Northwest wind 10 to 15 knots veering north late in the afternoon. Chance of showers and thunderstorms in the afternoon. Waves 1 to 2 feet.

Saturday Night

North wind 10 to 15 knots backing northwest early in the morning. Chance of showers and thunderstorms through around midnight. Waves 1 to 2 feet building to 2 to 4 feet after midnight.

North Point Light to Wind Point WI

Rest of Today

South wind 10 to 15 knots. Slight chance of showers and thunderstorms early in the afternoon, then chance of showers and thunderstorms late in the afternoon. Waves 1 to 2 feet.

Tonight

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 showers and thunderstorms through around midnight. Waves around 1 foot.

Saturday

Northwest wind 10 to 15 knots with gusts to around 20 knots veering north late in the afternoon. Chance of showers and thunderstorms in the afternoon. Waves 1 to 2 feet.

Saturday Night

North wind 10 to 15 knots backing northwest early in the morning. Chance of showers and thunderstorms through around midnight. Waves 1 to 2 feet building to 3 to 4 feet after midnight.

Wind Point WI to Winthrop Harbor IL

Rest of Today

South wind 10 to 15 knots. Chance of showers and thunderstorms. Waves around 1 foot.

Tonight

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 showers and thunderstorms through around midnight. Waves around 1 foot.

Saturday

Northwest wind 10 to 15 knots veering north late in the afternoon. Chance of showers and thunderstorms in the afternoon. Waves 1 to 2 feet.

Saturday Night

North wind 10 to 15 knots. Chance of showers and thunderstorms through around midnight. Waves 1 to 2 feet building to 2 to 4 feet after midnight.

NDBC

45002

Date Waves
08/21/2026
01:50 pm
3.94 ft
08/21/2026
01:20 pm
3.94 ft
08/21/2026
01:10 pm
3.94 ft
08/21/2026
12:50 pm
3.61 ft
08/21/2026
12:40 pm
3.61 ft
08/21/2026
12:20 pm
3.61 ft
08/21/2026
12:10 pm
3.61 ft
08/21/2026
11:50 am
3.61 ft
08/21/2026
11:20 am
3.61 ft
08/21/2026
11:10 am
3.61 ft
08/21/2026
10:50 am
3.61 ft

45210

Date Waves
08/21/2026
01:26 pm
1.97 ft
08/21/2026
12:56 pm
2.30 ft
08/21/2026
12:26 pm
2.62 ft
08/21/2026
11:56 am
2.30 ft
08/21/2026
11:26 am
2.30 ft
08/21/2026
10:56 am
2.30 ft
08/21/2026
10:26 am
1.64 ft
08/21/2026
09:56 am
1.31 ft
08/21/2026
09:26 am
1.64 ft
08/21/2026
08:56 am
1.31 ft
08/21/2026
08:26 am
1.31 ft

45214

Date Waves
08/21/2026
01:50 pm
1.31 ft
08/21/2026
12:50 pm
1.31 ft
08/21/2026
11:50 am
1.31 ft
08/21/2026
10:50 am
1.64 ft
08/21/2026
09:50 am
1.31 ft
08/21/2026
08:50 am
0.98 ft
08/21/2026
07:50 am
0.66 ft
08/21/2026
06:50 am
0.66 ft
08/21/2026
05:50 am
0.66 ft
08/21/2026
04:50 am
0.66 ft
08/21/2026
03:50 am
0.66 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

Two Rivers - Harbor

Algoma - Beach

Whitefish Bay - Glidden Lodge

Evanston - Beach

Port Washington - Harbor

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