Weather forecast for: River Forest IL
Last Update: 8:36 pm CDT Oct 28, 2026
Tonight: A slight chance of showers and thunderstorms between 1am and 2am. Partly cloudy, with a low around 59. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Thursday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 68. Southwest wind around 10 mph becoming west northwest in the afternoon. Winds could gust as high as 15 mph.
Thursday Night: Mostly clear, with a low around 42. North northwest wind around 5 mph.
Friday: Increasing clouds, with a high near 60. East northeast wind around 5 mph, with gusts as high as 10 mph.
Friday Night: A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 53. East northeast wind around 5 mph, with gusts as high as 10 mph.
Saturday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, with a high near 61. Chance of precipitation is 60%.
Saturday Night: A 20 percent chance of showers before 1am. Cloudy, with a low around 52.
Sunday: A chance of showers. Mostly cloudy, with a high near 66.
Sunday Night: Mostly cloudy, with a low around 54.
Monday: A chance of showers after 1pm. Partly sunny, with a high near 68.
Monday Night: A chance of showers. Mostly cloudy, with a low around 56.
Tuesday: Showers likely. Mostly cloudy, with a high near 69.
Tuesday Night: A chance of showers. Mostly cloudy, with a low around 55.
Wednesday: Showers likely. Mostly cloudy, with a high near 66.