SXUS43 KGRB 081342 RECGRB WIZ048-WIZ049-082100- Recreational Forecast for Lake Winnebago National Weather Service Green Bay WI 841 AM CDT Wed Jul 8 2026 .TODAY...Southwest winds 5 to 10 knots. Scattered thunderstorms. Waves 1 foot or less. Highs in the mid 80s. .TONIGHT...Southwest winds 5 to 10 knots. Showers with thunderstorms likely in the evening, then showers likely and chance of thunderstorms after midnight. Waves 1 foot or less. Lows in the upper 60s. .THURSDAY...North winds 5 to 10 knots. Chance of showers and slight chance of thunderstorms. Waves less than 1 foot. Highs in the upper 70s. .THURSDAY NIGHT...Northeast winds around 5 knots. Patchy fog after midnight. . Waves less than 1 foot. Lows in the lower 60s. $$