| NWS Forecast for: Saint Charles IL Issued by: National Weather Service Chicago, IL Last Update: 4:11 am CDT Jul 11, 2025 | |
Overnight: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 21. South southeast wind around 10 km/h. Chance of precipitation is 70%. New rainfall amounts between 7.5 mm and 1 cm possible. Friday: A 40 percent chance of showers and thunderstorms, mainly after 4pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 31. South southwest wind 10 to 15 km/h, with gusts as high as 25 km/h. Friday Night: Showers and thunderstorms likely, mainly between 9pm and 1am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 21. South wind 10 to 15 km/h becoming west in the evening. Chance of precipitation is 60%. New rainfall amounts between 1 and 2 cm possible. Saturday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 30. West southwest wind 15 to 20 km/h, with gusts as high as 30 km/h. Saturday Night: Partly cloudy, with a low around 18. West northwest wind 10 to 15 km/h, with gusts as high as 25 km/h. Sunday: Mostly sunny, with a high near 29. Sunday Night: Mostly clear, with a low around 17. Monday: Sunny, with a high near 32. Monday Night: Mostly clear, with a low around 21. Tuesday: A chance of showers after 1pm. Mostly sunny, with a high near 33. Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 22. Wednesday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 32. Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 20. Thursday: A chance of showers and thunderstorms. Partly sunny, with a high near 28. | |
| Saint Charles IL 41.9°N 88.32°W | |
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