Weather forecast for: River Forest IL
Last Update: 1:20 am CDT Oct 28, 2026
Overnight: Partly cloudy, with a low around 55. South wind around 5 mph.
Wednesday: Sunny, with a high near 74. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night: Clear, then becoming mostly cloudy toward daybreak, with a low around 61. South wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday: A 20 percent chance of showers before 2pm. Mostly cloudy, then gradually becoming sunny, with a high near 70. 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 48. North northwest wind around 5 mph.
Friday: Partly sunny, with a high near 64.
Friday Night: A chance of showers, with thunderstorms also possible after 1am. Cloudy, with a low around 52. Chance of precipitation is 40%.
Saturday: A chance of showers. Cloudy, with a high near 62.
Saturday Night: Cloudy, with a low around 52.
Sunday: A chance of showers. Mostly cloudy, with a high near 66.
Sunday Night: A chance of showers. Mostly cloudy, with a low around 54.
Monday: A chance of showers. Mostly cloudy, with a high near 66.
Monday Night: A chance of showers. Mostly cloudy, with a low around 55.
Tuesday: Showers likely. Mostly cloudy, with a high near 67.