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9NM S Port Washington WI

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 5:06 am CST Dec 5, 2025
Forecast Valid: 5am CST Dec 5, 2025-6pm CST Dec 11, 2025

Today

SW wind 15 to 20 kt, with gusts as high as 25 kt. A chance of snow, mainly after 5pm. Waves around 1 ft.

Tonight

SW wind around 15 kt becoming WNW after midnight. Winds could gust as high as 25 kt. Snow likely, mainly before 11pm. Waves around 1 ft.

Saturday

NW wind 5 to 15 kt. Mostly sunny. Waves 1 ft or less.

Saturday Night

NNW wind 5 to 10 kt. Snow likely after midnight. Waves 1 ft or less.

Sunday

NNW wind 10 to 15 kt. A chance of snow before noon. Waves 1 to 2 ft.

Sunday Night

N wind 10 to 15 kt decreasing to 5 to 10 kt after midnight. Mostly cloudy. Waves 1 to 2 ft.

Monday

NW wind 5 to 10 kt becoming SSW 10 to 15 kt in the afternoon. Mostly cloudy. Waves 1 to 2 ft.

Monday Night

SSW wind 15 to 20 kt. Snow likely. Waves around 2 ft.

Tuesday

WSW wind 15 to 20 kt. A chance of snow. Waves 1 to 2 ft.

Wave heights are for ice free areas.

*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.