SXUS43 KGRB 160551 RECGRB WIZ048-WIZ049-160900- Recreational Forecast for Lake Winnebago National Weather Service Green Bay WI 1251 AM CDT Fri Oct 16 2026 ...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT SATURDAY... .REST OF THE NIGHT...Northwest winds 15 to 25 knots. Rain showers likely. Waves 3 to 6 feet. Near steady temperature in the lower 50s. .FRIDAY...North winds 20 to 25 knots. Rain showers likely in the morning. Waves 4 to 7 feet. Highs in the lower 50s. .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. $$