I-55 weather conditions near Sherman, Illinois
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Partly Cloudy 83°F 2025-09-21T12:52:00-05:00 
This Afternoon 2025-09-21, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Southwest wind around 8 mph.
Tonight 2025-09-21, Showers Likely. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11pm. Cloudy, with a low around 65. West southwest wind 5 to 8 mph becoming south after midnight. Winds could gust as high as 16 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Monday 2025-09-22, Showers Likely. A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 77. South wind 5 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night 2025-09-22, Chance Showers. A 40 percent chance of showers. Mostly cloudy, with a low around 63. South southwest wind around 5 mph becoming calm in the evening.Tuesday 2025-09-23, Chance Showers then Chance T-storms. A chance of showers, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 80. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 40%.
Tuesday Night 2025-09-23, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Light and variable wind becoming east northeast around 5 mph after midnight. Chance of precipitation is 40%.
Wednesday 2025-09-24, Chance Showers. A 40 percent chance of showers. Mostly cloudy, with a high near 76. Northeast wind 6 to 10 mph, with gusts as high as 16 mph.
Wednesday Night 2025-09-24, Chance Showers. A 30 percent chance of showers. Mostly cloudy, with a low around 60.
Thursday 2025-09-25, Chance Showers. A 30 percent chance of showers. Partly sunny, with a high near 73.
Thursday Night 2025-09-25, Partly Cloudy. Partly cloudy, with a low around 56.- Friday 2025-09-26, Mostly Sunny. Mostly sunny, with a high near 75.
Friday Night 2025-09-26, Mostly Clear. Mostly clear, with a low around 55.
Saturday 2025-09-27, Sunny. Sunny, with a high near 78.