SXUS43 KGRB 190625 RECGRB WIZ048-WIZ049-190900- Recreational Forecast for Lake Winnebago National Weather Service Green Bay WI 125 AM CDT Tue Aug 19 2025 .REST OF THE NIGHT...Northeast winds 5 to 10 knots. Areas of fog. Waves less than 1 foot. Near steady temperature in the mid 60s. .TUESDAY...North winds 5 to 10 knots. Patchy fog in the morning. Waves less than 1 foot. Highs in the upper 70s. .TUESDAY NIGHT...Northeast winds around 5 knots. Slight chance of showers in the evening. patchy fog after midnight. Waves less than 1 foot. Lows in the mid 60s. .WEDNESDAY...Northeast winds 5 to 10 knots. Mostly sunny. Waves 1 foot or less. Highs in the lower 70s. $$