SXUS43 KGRB 030805 RECGRB WIZ048-WIZ049-032100- Recreational Forecast for Lake Winnebago National Weather Service Green Bay WI 305 AM CDT Thu Jul 3 2025 .EARLY THIS MORNING...West winds around 5 knots. Slight chance of showers. Waves less than 1 foot. Near steady temperature in the upper 60s. .TODAY...North winds around 5 knots veering east in the afternoon. Slight chance of thunderstorms in the afternoon. Waves less than 1 foot. Highs in the upper 70s. .TONIGHT...Southeast winds 5 to 10 knots. Slight chance of thunderstorms after midnight. Waves 1 foot or less. Lows in the upper 60s. .FRIDAY...South winds 5 to 10 knots. Chance of thunderstorms in the morning. Waves 1 foot or less. Highs in the lower 80s. .FRIDAY NIGHT...South winds around 10 knots. Partly cloudy. Waves 1 foot or less. Lows in the mid 70s. $$