54123 Weather (Forest Junction, WI)

Weather forecast for: Forest Junction WI

Last Update: 3:26 am CDT Sep 4, 2026

Today: Showers and thunderstorms likely before 10am, then a slight chance of showers after 5pm. Some of the storms could produce heavy rainfall. Cloudy, then gradually becoming mostly sunny, with a high near 84. Heat index values as high as 93. South southeast wind 5 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

Tonight: A 30 percent chance of showers and thunderstorms, mainly before 9pm. Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 66. East northeast wind 3 to 6 mph.

Saturday: Partly sunny, with a high near 78. Northeast wind 5 to 7 mph.

Saturday Night: Partly cloudy, with a low around 60. East northeast wind around 5 mph becoming calm in the evening.

Sunday: Mostly sunny, with a high near 79. Calm wind becoming east southeast around 6 mph in the afternoon.

Sunday Night: Partly cloudy, with a low around 61.

Labor Day: Mostly sunny, with a high near 78.

Monday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 63.

Tuesday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77.

Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.

Wednesday: Partly sunny, with a high near 82.

Wednesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.

Thursday: A 20 percent chance of showers. Mostly sunny, with a high near 76.