NOAA Nearshore Marine Forecast

Updated Fri, Sep 18 01:10 AM

Sheboygan to Port Washington WI

Rest of Tonight

Northeast wind 10 to 15 knots becoming 10 to 20 knots early in the morning. Partly cloudy. Waves 1 to 2 feet building to 2 to 4 feet early in the morning.

Friday

Northeast wind 15 to 20 knots easing to 10 to 15 knots early in the afternoon, then rising to 15 to 20 knots late in the afternoon. Slight chance of showers in the afternoon. Waves 3 to 4 feet.

Friday Night

Northeast wind 15 to 20 knots veering east 15 to 25 knots in the late evening and early morning, then veering southeast early in the morning. Rain showers likely through around midnight, then showers and slight chance of thunderstorms after midnight. Waves 3 to 5 feet building to 5 to 7 feet in the late evening and overnight. A small craft advisory may be needed.

Saturday

Southeast wind up to 30 knots becoming east 15 to 25 knots in the late morning and afternoon. Rain showers in the morning. Slight chance of thunderstorms through the day. Chance of showers in the afternoon. Waves 7 to 9 feet.

Port Washington to North Point Light WI

Rest of Tonight

Northeast wind 10 to 15 knots becoming 10 to 20 knots early in the morning. Partly cloudy. Waves 1 to 3 feet building to 2 to 4 feet early in the morning.

Friday

Northeast wind 15 to 20 knots veering east late in the morning, then becoming northeast 10 to 15 knots early in the afternoon rising to 15 to 20 knots late in the afternoon. Partly sunny. Waves 3 to 4 feet.

Friday Night

Northeast wind 15 to 20 knots veering east 15 to 25 knots in the late evening and overnight. Chance of showers through around midnight, then showers and slight chance of thunderstorms after midnight. Waves 3 to 5 feet building to 6 to 8 feet. A small craft advisory may be needed.

Saturday

Southeast wind 15 to 25 knots backing east late in the afternoon. Gusts up to 30 knots. Showers in the morning. Chance of thunderstorms through the day. Showers likely in the afternoon. Waves 7 to 9 feet.

North Point Light to Wind Point WI

Rest of Tonight

Northeast wind 10 to 15 knots rising to 15 to 20 knots early in the morning. Partly cloudy. Waves 3 to 4 feet.

Friday

Northeast wind 15 to 20 knots veering east late in the morning, then becoming northeast 10 to 15 knots early in the afternoon rising to 15 to 20 knots late in the afternoon. Partly sunny. Waves 3 to 4 feet.

Friday Night

Northeast wind 15 to 20 knots veering east 15 to 25 knots in the late evening and overnight. Chance of showers through around midnight, then showers and a chance of thunderstorms after midnight. Waves 3 to 4 feet building to 6 to 8 feet.

Saturday

Southeast wind 15 to 25 knots backing east early in the afternoon, then becoming 15 to 20 knots late in the afternoon. Showers in the morning. Chance of thunderstorms through the day. Showers likely in the afternoon. Waves 6 to 8 feet subsiding to 5 to 7 feet late in the afternoon.

Wind Point WI to Winthrop Harbor IL

Rest of Tonight

Northeast wind 10 to 15 knots rising to 15 to 20 knots early in the morning. Partly cloudy. Waves 3 to 4 feet.

Friday

Northeast wind 15 to 20 knots veering east in the late morning and early afternoon, then backing northeast late in the afternoon. Partly sunny. Waves 3 to 4 feet.

Friday Night

Northeast wind 15 to 20 knots veering east 15 to 25 knots in the late evening and overnight. Chance of showers through around midnight, then showers and a chance of thunderstorms after midnight. Waves 3 to 4 feet building to 6 to 8 feet.

Saturday

Southeast wind 15 to 25 knots backing east 15 to 20 knots late in the afternoon. Showers in the morning. Chance of thunderstorms through the day. Showers likely in the afternoon. Waves 6 to 8 feet subsiding to 5 to 7 feet early in the afternoon, then subsiding to 4 to 6 feet late in the afternoon.
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 - Coal Dock Park

Port Washington - Main St/Harbor

NDBC

45002

Date Waves
09/18/2026
02:20 am
1.64 ft
09/18/2026
02:10 am
1.64 ft
09/18/2026
01:50 am
1.31 ft
09/18/2026
01:40 am
1.31 ft
09/18/2026
01:20 am
1.31 ft
09/18/2026
01:10 am
1.31 ft
09/18/2026
12:50 am
1.64 ft
09/18/2026
12:40 am
1.64 ft
09/18/2026
12:20 am
1.31 ft
09/18/2026
12:10 am
1.31 ft
09/17/2026
11:50 pm
1.64 ft

45210

Date Waves
09/18/2026
02:26 am
2.30 ft
09/18/2026
01:56 am
1.97 ft
09/18/2026
01:26 am
1.97 ft
09/18/2026
12:56 am
1.97 ft
09/18/2026
12:26 am
1.64 ft
09/17/2026
11:56 pm
1.31 ft
09/17/2026
11:26 pm
1.31 ft
09/17/2026
10:56 pm
0.98 ft
09/17/2026
10:26 pm
0.98 ft
09/17/2026
09:56 pm
0.98 ft
09/17/2026
09:26 pm
0.98 ft

45214

Date Waves
09/18/2026
12:20 am
3.94 ft
09/17/2026
11:20 pm
2.95 ft
09/17/2026
10:20 pm
3.61 ft
09/17/2026
09:20 pm
2.30 ft
09/17/2026
08:20 pm
3.61 ft
09/17/2026
07:20 pm
3.28 ft
09/17/2026
06:20 pm
1.64 ft
09/17/2026
05:20 pm
1.64 ft
09/17/2026
04:20 pm
1.97 ft
09/17/2026
03:20 pm
3.28 ft
09/17/2026
02:20 pm
1.64 ft
Animation Speed
1 2 3 4 5

Waves

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