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Milwaukee, WI Local Forecast Office

9NM NNE Port Washington WI

Marine Point Forecast

[NOTICE]

This Afternoon
High: 63 °F
SSE 10kt
< 1ft
Tonight
Low: 50 °F
S 15kt
1-2ft
Tuesday
High: 61 °F
SSE 10kt
1-2ft
Tuesday Night
Low: 45 °F
NNE 10kt
< 1ft
Wednesday
High: 52 °F
NNE 10kt
< 1ft
Wednesday Night
Low: 46 °F
E 10kt
1-2ft
Thursday
High: 57 °F
WSW 10kt
< 1ft
Thursday Night
Low: 44 °F
N 10kt
< 1ft
Friday
High: 58 °F
SSE 15kt
1-3ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 1:21 pm CDT Apr 13, 2026
Forecast Valid: 2pm CDT Apr 13, 2026-6pm CDT Apr 19, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

SSE wind around 10 kt. A chance of showers and thunderstorms after 4pm. Waves 1 ft or less.

Tonight

SSE wind 10 to 15 kt becoming SW after midnight. Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 3am, then a chance of showers and thunderstorms after 3am. Patchy fog before 7pm, then Patchy fog after 11pm. Waves 1 to 2 ft.

Tuesday

SW wind around 10 kt becoming SSE in the afternoon. A slight chance of showers between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Patchy fog before 10am. Waves 1 to 2 ft.

Tuesday Night

NNE wind 5 to 10 kt becoming WNW after midnight. Showers and possibly a thunderstorm before midnight, then showers likely. Patchy fog before 8pm. Waves 1 ft or less.

Wednesday

NNE wind 5 to 10 kt. Showers likely, with thunderstorms also possible after 4pm. Waves 1 ft or less.

Wednesday Night

NE wind around 10 kt becoming SSW after midnight. Showers and possibly a thunderstorm before 1am, then showers likely. Waves 1 to 2 ft.

Thursday

SW wind around 10 kt becoming WNW in the afternoon. A chance of showers. Waves 1 ft or less.

Thursday Night

N wind 5 to 10 kt. Mostly cloudy. Waves 1 ft or less.

Friday

E wind 10 to 15 kt becoming SSE in the afternoon. A slight chance of showers. Waves 1 to 3 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.