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Green Bay, WI Local Forecast Office

8NM NNE Green Bay WI

Marine Point Forecast

[NOTICE]

Tonight
Low: 42 °F
Light Wind
< 1ft
Friday
High: 55 °F
SSE 16kt
< 1ft
Friday Night
Low: 38 °F
S 17kt
1-2ft
Saturday
High: 42 °F
W 16kt
1ft
Saturday Night
Low: 29 °F
WNW 17kt
< 1ft
Sunday
High: 39 °F
WNW 11kt
< 1ft
Sunday Night
Low: 27 °F
NNW 7kt⇓
< 1ft
Monday
High: 46 °F
⇑S 10kt
< 1ft
Monday Night
Low: 40 °F
SSE 14kt
1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:37 pm CDT Apr 16, 2026
Forecast Valid: 8pm CDT Apr 16, 2026-6pm CDT Apr 23, 2026

View Nearby Observations

Detailed Forecast

Tonight

Variable winds 5 kt or less. Widespread dense fog, mainly between 1am and 3am. Waves 1 ft or less.

Friday

SSE wind 7 to 16 kt, with gusts as high as 24 kt. Areas of dense fog before 11am. Waves 1 ft or less.

Friday Night

S wind 13 to 17 kt becoming W after midnight. Winds could gust as high as 25 kt. A chance of showers and thunderstorms before 7pm, then showers and possibly a thunderstorm between 7pm and 1am, then showers likely after 1am. Waves 1 to 2 ft.

Saturday

W wind 14 to 16 kt, with gusts as high as 24 kt. A chance of showers, mainly before 1pm. Waves around 1 ft.

Saturday Night

WNW wind 10 to 17 kt, with gusts as high as 25 kt. Partly cloudy. Waves 1 ft or less.

Sunday

WNW wind around 11 kt, with gusts as high as 18 kt. Mostly sunny. Waves 1 ft or less.

Sunday Night

NNW wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Mostly clear. Waves 1 ft or less.

Monday

Variable winds less than 5 kt becoming S 5 to 10 kt in the morning. Sunny. Waves 1 ft or less.

Monday Night

SSE wind 12 to 14 kt, with gusts as high as 20 kt. Mostly cloudy. Waves around 1 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.