


NWS Forecast for: Chicago/Romeoville, Lewis University Airport IL Issued by: National Weather Service Chicago, IL Last Update: 2:06 pm CDT Jul 13, 2025 | ![]() |
This Afternoon: Mostly cloudy, with a high near 28. West wind around 15 km/h. Tonight: Partly cloudy, with a low around 18. West northwest wind 5 to 10 km/h becoming southwest after midnight. Monday: Sunny, with a high near 31. West southwest wind 5 to 10 km/h. Monday Night: Mostly clear, with a low around 19. West southwest wind 5 to 10 km/h becoming southeast in the evening. Tuesday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 32. South wind 5 to 10 km/h, with gusts as high as 20 km/h. Chance of precipitation is 20%. Tuesday Night: A slight chance of thunderstorms before 1am, then a slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Partly cloudy, with a low around 22. Chance of precipitation is 20%. Wednesday: A chance of showers, with thunderstorms also possible after 7am. Mostly sunny, with a high near 32. Chance of precipitation is 50%. Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 22. Thursday: A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 29. Thursday Night: A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 19. Friday: Partly sunny, with a high near 28. Friday Night: Partly cloudy, with a low around 18. Saturday: Partly sunny, with a high near 29. | |
Chicago/Romeoville, Lewis University Airport IL 41.61°N 88.1°W | |
Visit your local NWS office at: https://www.weather.gov/lot |