7-Day Forecast 42.21°N 89.09°W (Text-Only)
NWS Forecast for: Chicago Rockford International Airport IL
Issued by: National Weather Service Chicago, IL
Last Update: 4:51 pm CDT Jun 16, 2026




Tonight: Partly cloudy, with a low around 12. West northwest wind 20 to 25 km/h becoming west southwest 10 to 15 km/h in the evening. Winds could gust as high as 45 km/h.

Wednesday: Showers and thunderstorms, mainly before 5pm, then showers and possibly a thunderstorm after 5pm. Some of the storms could be severe and produce heavy rainfall. High near 21. South southeast wind 10 to 20 km/h increasing to 20 to 30 km/h in the afternoon. Winds could gust as high as 50 km/h. Chance of precipitation is 100%. New rainfall amounts between 3 and 4 cm possible.

Wednesday Night: A 50 percent chance of showers and thunderstorms, mainly before midnight. Some of the storms could be severe. Mostly cloudy, with a low around 13. South southwest wind 15 to 25 km/h becoming west in the evening. Winds could gust as high as 35 km/h.

Thursday: Partly sunny, with a high near 22. West northwest wind 25 to 30 km/h, with gusts as high as 45 km/h.

Thursday Night: Mostly clear, with a low around 11. West northwest wind 10 to 15 km/h, with gusts as high as 25 km/h.

Juneteenth: Sunny, with a high near 24.

Friday Night: Mostly clear, with a low around 13.

Saturday: Mostly sunny, with a high near 26.

Saturday Night: A chance of showers after 1am. Mostly cloudy, with a low around 14.

Sunday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 24.

Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 14.

Monday: Partly sunny, with a high near 25.

Monday Night: Partly cloudy, with a low around 13.

Tuesday: Mostly sunny, with a high near 26.



Chicago Rockford International Airport IL
 42.21°N 89.09°W

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