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Green Bay, WI Local Forecast Office

Manitowoc WI

Marine Point Forecast

[NOTICE]

This Afternoon
High: 58 °F
S 16kt
< 1ft
Tonight
Low: 39 °F
S 17kt
< 1ft
Saturday
High: 42 °F
W 17kt
< 1ft
Saturday Night
Low: 32 °F
WNW 15kt
< 1ft
Sunday
High: 43 °F
WNW 10kt
< 1ft
Sunday Night
Low: 29 °F
N 6kt⇓
< 1ft
Monday
High: 43 °F
⇑S 11kt
< 1ft
Monday Night
Low: 37 °F
S 12kt
< 1ft
Tuesday
High: 56 °F
SSW 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 12:52 pm CDT Apr 17, 2026
Forecast Valid: 1pm CDT Apr 17, 2026-6pm CDT Apr 23, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

S wind 14 to 16 kt, with gusts as high as 24 kt. A chance of showers and thunderstorms, mainly after 5pm. Some of the storms could be severe. Patchy fog. Waves 1 ft or less.

Tonight

S wind 12 to 17 kt becoming WNW after midnight. Winds could gust as high as 25 kt. Showers and thunderstorms likely before 1am, then a chance of showers. Some of the storms could be severe. Patchy fog between 9pm and 4am. Waves 1 ft or less.

Saturday

W wind 15 to 17 kt, with gusts as high as 26 kt. Mostly cloudy, then gradually becoming sunny. Waves 1 ft or less.

Saturday Night

WNW wind 8 to 15 kt, with gusts as high as 23 kt. Mostly clear. Waves 1 ft or less.

Sunday

W wind around 10 kt becoming NNW in the afternoon. A slight chance of rain and snow showers before 4pm, then a slight chance of rain showers. Waves 1 ft or less.

Sunday Night

N wind around 6 kt becoming variable and less than 5 kt after midnight. Mostly clear. Waves 1 ft or less.

Monday

Variable winds less than 5 kt becoming S 6 to 11 kt in the morning. Mostly sunny. Waves 1 ft or less.

Monday Night

S wind around 12 kt, with gusts as high as 19 kt. Mostly cloudy. Waves 1 ft or less.

Tuesday

SSW wind around 10 kt becoming ESE in the afternoon. Mostly sunny. Waves 1 ft or less.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.