


NWS Forecast for: Lake Delton WI Issued by: National Weather Service Milwaukee, WI Last Update: 9:39 pm CDT Jun 20, 2025 | ![]() |
Tonight: Isolated showers and thunderstorms before 10pm. Partly cloudy, with a low around 75. South wind 10 to 15 mph. Chance of precipitation is 20%. Saturday: Mostly sunny and hot, with a high near 95. Heat index values as high as 106. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph. Saturday Night: Mostly clear, with a low around 78. Southwest wind around 15 mph, with gusts as high as 30 mph. Sunday: Sunny and hot, with a high near 95. Heat index values as high as 102. Southwest wind around 15 mph, with gusts as high as 25 mph. Sunday Night: Clear, with a low around 77. South wind 10 to 15 mph. Monday: A 50 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 93. Southwest wind 10 to 15 mph. Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. West wind 5 to 10 mph becoming light northwest in the evening. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible. Tuesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81. North wind around 5 mph becoming east in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible. Tuesday Night: Showers and possibly a thunderstorm. Low around 63. Chance of precipitation is 80%. Wednesday: Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 80%. Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 70%. Thursday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%. Thursday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 63. Chance of precipitation is 60%. Friday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81. | |
Lake Delton WI 43.6°N 89.78°W (Elev. 886 ft) | |
Visit your local NWS office at: https://www.weather.gov/mkx |