I-55 weather conditions near Brookfield, Illinois
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Overcast 77°F 2025-09-20T16:53:00-05:00 
This Afternoon 2025-09-20, Chance T-storms. A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 75. South wind around 5 mph.
Tonight 2025-09-20, Chance T-storms. A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 66. East southeast wind around 5 mph.Sunday 2025-09-21, Chance Showers then Chance T-storms. A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78. Southeast wind 5 to 10 mph becoming southwest in the afternoon.
Sunday Night 2025-09-21, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Southwest wind around 5 mph. Chance of precipitation is 50%.
Monday 2025-09-22, Showers Likely. Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 76. South southwest wind 5 to 10 mph. Chance of precipitation is 60%.Monday Night 2025-09-22, Chance T-storms then Chance Showers. A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Tuesday 2025-09-23, Chance Showers. A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 76. Chance of precipitation is 40%.
Tuesday Night 2025-09-23, Chance Showers. A chance of showers before 1am. Mostly cloudy, with a low around 64.
Wednesday 2025-09-24, Chance Showers. A chance of showers. Mostly cloudy, with a high near 71.- Wednesday Night 2025-09-24, Chance Showers. A chance of showers. Mostly cloudy, with a low around 60.
Thursday 2025-09-25, Partly Sunny then Chance Showers. A chance of showers. Partly sunny, with a high near 70.
Thursday Night 2025-09-25, Chance Showers. A chance of showers. Partly cloudy, with a low around 58.
Friday 2025-09-26, Chance Showers. A chance of showers. Mostly sunny, with a high near 72.
Friday Night 2025-09-26, Partly Cloudy. Partly cloudy, with a low around 58.
Saturday 2025-09-27, Mostly Sunny. Mostly sunny, with a high near 72.