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Milwaukee, WI Local Forecast Office

4NM NE Port Washington WI

Marine Point Forecast

[NOTICE]

Tonight
Low: 65 °F
Light Wind
< 1ft
Saturday
High: 77 °F
S 10kt
< 1ft
Saturday Night
Low: 62 °F
NNE 10kt
< 1ft
Sunday
High: 70 °F
NE 10kt
1ft
Sunday Night
Low: 63 °F
E 10kt
1-2ft
Monday
High: 71 °F
ESE 15kt
2ft
Monday Night
Low: 67 °F
E 10kt
1-2ft
Tuesday
High: 76 °F
SSE 10kt
2ft
Tuesday Night
Low: 70 °F
S 10kt
1-2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:38 pm CDT Jul 18, 2025
Forecast Valid: 6pm CDT Jul 18, 2025-6pm CDT Jul 25, 2025

View Nearby Observations

Detailed Forecast

Tonight

Variable winds 5 kt or less. Increasing clouds. Waves 1 ft or less.

Saturday

S wind 5 to 10 kt becoming W in the afternoon. A chance of showers and thunderstorms before 9am, then showers likely and possibly a thunderstorm between 9am and noon, then a chance of showers and thunderstorms after noon. Waves 1 ft or less.

Saturday Night

NNE wind 5 to 10 kt. A slight chance of showers and thunderstorms before 10pm. Waves 1 ft or less.

Sunday

NE wind around 10 kt. Mostly cloudy, then gradually becoming sunny. Waves around 1 ft.

Sunday Night

NNE wind around 10 kt becoming E after midnight. Partly cloudy. Waves 1 to 2 ft.

Monday

ESE wind 10 to 15 kt. Mostly sunny. Waves around 2 ft.

Monday Night

E wind around 10 kt becoming SE after midnight. A slight chance of showers and thunderstorms after 1am. Waves 1 to 2 ft.

Tuesday

SSE wind around 10 kt. A slight chance of showers and thunderstorms. Waves around 2 ft.

Tuesday Night

S wind around 10 kt. A chance of showers and thunderstorms. Waves 1 to 2 ft.

*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.