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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: 8:47 am CST Feb 28, 2026
Forecast Valid: 9am CST Feb 28, 2026-6pm CST Mar 6, 2026

Today

NNE wind around 10 kt. Snow, mainly after 2pm. Waves 1 ft or less.

Tonight

NNE wind 10 to 15 kt. Snow likely, mainly before 1am. Waves around 2 ft.

Sunday

N wind 5 to 15 kt becoming ENE in the afternoon. Mostly sunny. Waves 1 to 2 ft.

Sunday Night

Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

Monday

SSE wind 5 to 15 kt. Sunny. Waves 1 ft or less building to 3 ft.

Monday Night

SSE wind around 10 kt. A chance of snow after midnight, mixing with rain after 3am. Waves around 2 ft.

Tuesday

SE wind around 10 kt becoming NNE in the afternoon. Rain and snow likely, mainly before noon. Waves around 2 ft.

Tuesday Night

N wind 10 to 15 kt. Partly cloudy. Waves 1 to 2 ft.

Wednesday

E wind 10 to 15 kt. A slight chance of rain. Waves 2 to 3 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.