I-55 weather conditions near La Grange, Illinois
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Overcast 71°F 2025-09-21T03:53:00-05:00 
Overnight 2025-09-21, Chance Showers and Patchy Fog. A 40 percent chance of showers and thunderstorms. Patchy fog. Otherwise, cloudy, with a low around 67. South southeast wind around 5 mph.Sunday 2025-09-21, Chance Showers and Patchy Fog then Chance T-storms. A 40 percent chance of showers and thunderstorms. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 80. South southwest wind 5 to 10 mph.
Sunday Night 2025-09-21, Chance T-storms then Chance Showers. A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Southwest wind around 5 mph.
Monday 2025-09-22, Showers Likely. Showers likely, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 75. South southwest wind 5 to 10 mph. Chance of precipitation is 60%.- Monday Night 2025-09-22, Chance Showers. A 40 percent chance of showers. Mostly cloudy, with a low around 64. South wind around 5 mph becoming calm in the evening.
Tuesday 2025-09-23, Chance Showers. A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 76. Chance of precipitation is 40%.Tuesday Night 2025-09-23, Slight Chance T-storms then Slight Chance Showers. A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 20%.
Wednesday 2025-09-24, Mostly Cloudy. Mostly cloudy, with a high near 72.
Wednesday Night 2025-09-24, Mostly Cloudy. Mostly cloudy, with a low around 61.Thursday 2025-09-25, Partly Sunny then Chance Showers. A chance of showers after 1pm. Partly sunny, with a high near 70.
- Thursday Night 2025-09-25, Mostly Cloudy. Mostly cloudy, with a low around 59.
Friday 2025-09-26, Mostly Sunny. Mostly sunny, with a high near 73.
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 73.