SXUS43 KGRB 242129 RECGRB WIZ048-WIZ049-250900- Recreational Forecast for Lake Winnebago National Weather Service Green Bay WI 429 PM CDT Fri Oct 24 2025 .REST OF THE AFTERNOON...Northwest winds around 5 knots. Sunny. Waves less than 1 foot. Near steady temperature in the upper 40s. .TONIGHT...East winds up to 5 knots veering south around 5 knots after midnight. Partly cloudy. Waves less than 1 foot. Lows around 40. .SATURDAY...South winds 5 to 10 knots. Slight chance of rain showers in the morning. Chance of sprinkles in the afternoon. Waves less than 1 foot. Highs in the lower 50s. .SATURDAY NIGHT...Southeast winds 5 to 10 knots. Partly cloudy. Waves 1 foot or less. Lows in the mid 40s. .SUNDAY...Southeast winds 5 to 15 knots. Sunny. Waves 1 foot or less. Highs in the mid 50s. $$