I-55 weather conditions near Modoc, Illinois
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Partly Cloudy 74°F 2025-09-21T13:15:00-05:00 
This Afternoon 2025-09-21, Scattered T-storms. Scattered showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 85. Southwest wind around 9 mph. Chance of precipitation is 30%.Tonight 2025-09-21, Scattered T-storms then Showers. Scattered showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 65. Southwest wind around 5 mph becoming east in the evening. Chance of precipitation is 80%.
Monday 2025-09-22, Showers then Scattered T-storms. Showers and possibly a thunderstorm, mainly before noon, then scattered showers and thunderstorms after noon. High near 78. Southeast wind 6 to 9 mph becoming southwest in the afternoon. Chance of precipitation is 80%.
Monday Night 2025-09-22, Showers Likely. Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. South wind 3 to 6 mph. Chance of precipitation is 70%.
Tuesday 2025-09-23, Showers Likely. A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 78. Calm wind becoming southwest around 6 mph in the morning. Chance of precipitation is 60%.- Tuesday Night 2025-09-23, Showers Likely. Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Chance of precipitation is 70%.
Wednesday 2025-09-24, Heavy Rain. Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.Wednesday Night 2025-09-24, Chance Showers then Chance T-storms. A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Thursday 2025-09-25, Chance Showers. A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 75. Chance of precipitation is 50%.
Thursday Night 2025-09-25, Slight Chance Showers. A 20 percent chance of showers. Partly cloudy, with a low around 58.
Friday 2025-09-26, Chance Showers. A 30 percent chance of showers. Mostly sunny, with a high near 75.
Friday Night 2025-09-26, Partly Cloudy. Partly cloudy, with a low around 56.Saturday 2025-09-27, Mostly Sunny then Slight Chance Showers. A 20 percent chance of showers. Sunny, with a high near 78.