SXUS43 KGRB 160412 RECGRB WIZ048-WIZ049-160515- Recreational Forecast for Lake Winnebago National Weather Service Green Bay WI 1112 PM CDT Thu Oct 15 2026 ...FREEZE WATCH IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY MORNING... .TONIGHT...Northwest winds 10 to 15 knots rising to 15 to 25 knots after midnight. Rain showers likely. Waves 1 to 3 feet building to 3 to 6 feet after midnight. Lows in the upper 40s. .FRIDAY...North winds 20 to 25 knots. Rain showers likely in the morning. Waves 4 to 7 feet. Near steady temperature in the upper 40s. .FRIDAY NIGHT...North winds 10 to 25 knots backing northwest 5 to 15 knots after midnight. Mostly clear. Waves 3 to 6 feet. Lows in the mid 30s. .SATURDAY...Southwest winds 5 to 15 knots. Areas of frost in the morning. Waves 1 to 2 feet. Highs in the mid 50s. $$