SXUS43 KGRB 271944 RECGRB WIZ048-WIZ049-280900- Recreational Forecast for Lake Winnebago National Weather Service Green Bay WI 244 PM CDT Mon Oct 27 2025 .REST OF THE AFTERNOON...East winds around 10 knots. Sunny. Waves 1 foot or less. Near steady temperature in the mid 50s. .TONIGHT...East winds around 10 knots. Mostly clear. Waves 1 foot or less. Lows in the mid 40s. .TUESDAY...East winds 10 to 15 knots. Mostly sunny. Waves 1 foot or less. Highs in the mid 50s. .TUESDAY NIGHT...East winds 10 to 20 knots. Partly cloudy. Waves 1 to 2 feet. Lows in the mid 40s. .WEDNESDAY...Northeast winds 10 to 15 knots. Mostly sunny. Waves 1 foot or less. Highs in the lower 50s. $$