RECMKX Recreational Boater Forecast for Inland Lakes for Southeast Wisconsin National Weather Service Milwaukee/Sullivan WI 1040 CDT Sat Aug 8 2026 ...Lake Beulah... .TODAY... Waves...............Half foot or less. Sky/Weather.........Sunny. Max Temperature.....Around 81. Winds...............Northwest winds 5 to 10 mph. Water Temperature...71 degrees. UV Index............8 - Very High. .TONIGHT... Waves...............Nearly calm. Sky/Weather.........Mostly clear. Slight chance of thunderstorms after 5 AM. Min Temperature.....Around 62. Winds...............South winds up to 5 mph. Water Temperature...71 degrees. UV Index............8 - Very High. .SUNDAY... Waves...............Half foot to 1 foot. Sky/Weather.........Mostly cloudy. Chance of thunderstorms through the day. Showers likely in the afternoon. Max Temperature.....Lower 80s. Winds...............South winds around 10 mph. .MONDAY... Waves...............Nearly calm. Sky/Weather.........Mostly cloudy. Chance of thunderstorms through the day. Showers likely in the afternoon. Max Temperature.....Lower 80s. Winds...............Southwest winds around 5 mph shifting to the southeast in the afternoon. .TUESDAY... Waves...............Nearly calm. Sky/Weather.........Mostly cloudy. Showers likely in the morning. Chance of thunderstorms through the day. Max Temperature.....Lower 80s. Winds...............East winds around 5 mph. Sunrise: 05:52 AM CDT Sunset: 08:06 PM CDT $$