For More Weather Information:

Green Bay, WI Local Forecast Office

7NM NW Egg Harbor WI

Marine Zone Forecast

This Afternoon

NE wind 5 to 10 kts. Partly sunny. Waves 2 ft or less.

Tonight

NE wind 10 to 20 kts. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 3 ft.

Friday

E wind 10 to 20 kts. Mostly cloudy. Waves 1 to 3 ft.

Friday Night

E wind 10 to 20 kts veering SE after midnight. Gusts to around 25 kts. A chance of rain showers. Waves 1 to 3 ft. A small craft advisory may be needed.

Additional Forecasts and Information

Zone Area Forecast for Green Bay south of line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI

Home

Basemap Options

Click map to change the forecast location

Loading map...

Last Update:

1058 AM CDT Thu Sep 18 2025

Forecast Discussion

Great Lakes Water Temperature (Graphic)

RADAR & SATELLITE IMAGES

NATIONAL DIGITAL FORECAST DATABASE

Waves

Wind