| NWS Forecast for: Saint Charles IL Issued by: National Weather Service Chicago, IL Last Update: 3:24 pm CDT Jul 10, 2025 |  |
This Afternoon: Isolated showers and thunderstorms after 4pm. Partly sunny, with a high near 30. South southeast wind around 10 km/h. Chance of precipitation is 20%. Tonight: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 21. South wind around 10 km/h becoming east in the evening. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 cm possible. Friday: Scattered showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 33. Heat index values as high as 37. South southwest wind 10 to 15 km/h, with gusts as high as 25 km/h. Chance of precipitation is 50%. Friday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 22. South southwest wind 10 to 15 km/h, with gusts as high as 25 km/h. Chance of precipitation is 50%. Saturday: Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 31. South southwest wind 10 to 20 km/h, with gusts as high as 35 km/h. Chance of precipitation is 70%. Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 19. Sunday: Mostly sunny, with a high near 29. Sunday Night: Mostly clear, with a low around 18. Monday: Sunny, with a high near 32. Monday Night: Mostly clear, with a low around 21. Tuesday: Mostly sunny, with a high near 33. Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 22. Wednesday: Showers and thunderstorms likely. Partly sunny, with a high near 31. | |
| Saint Charles IL 41.9°N 88.32°W | |
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