| NWS Forecast for: Oak Forest IL Issued by: National Weather Service Chicago, IL Last Update: 11:00 pm CDT Apr 14, 2026 | |
Tonight: Showers and thunderstorms likely, mainly after 5am. Some of the storms could be severe. Mostly cloudy, with a low around 66. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible. Wednesday: Showers and thunderstorms, mainly before 11am, then showers likely and possibly a thunderstorm after 4pm. High near 75. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible. Wednesday Night: Showers and possibly a thunderstorm. Low around 61. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible. Thursday: Showers likely and possibly a thunderstorm before 10am, then showers likely between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 72. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Thursday Night: Partly cloudy, with a low around 52. West northwest wind 5 to 10 mph becoming east after midnight. Friday: Partly sunny, with a high near 78. Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 57. Chance of precipitation is 80%. Saturday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 68. Saturday Night: Partly cloudy, with a low around 37. Sunday: Mostly sunny, with a high near 52. Sunday Night: Mostly clear, with a low around 35. Monday: Sunny, with a high near 57. Monday Night: Mostly clear, with a low around 40. Tuesday: Mostly sunny, with a high near 67. | |
| Oak Forest IL 41.6°N 87.75°W | |
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