Weather forecast for: Modoc IL
Last Update: 1:26 am CDT Sep 4, 2026
Overnight: Clear, with a low around 74. Calm wind.
Friday: Isolated showers and thunderstorms after 3pm. Sunny and hot, with a high near 98. Heat index values as high as 106. Calm wind becoming south around 5 mph. Chance of precipitation is 20%.
Friday Night: Mostly clear, with a low around 73. Calm wind.
Saturday: Mostly sunny and hot, with a high near 98. Heat index values as high as 105. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night: Mostly clear, with a low around 71. Calm wind.
Sunday: Sunny, with a high near 94.
Sunday Night: Mostly clear, with a low around 66.
Labor Day: Sunny, with a high near 91.
Monday Night: Mostly clear, with a low around 66.
Tuesday: Sunny, with a high near 96.
Tuesday Night: Mostly clear, with a low around 72.
Wednesday: Sunny and hot, with a high near 99.
Wednesday Night: Mostly clear, with a low around 74.
Thursday: A 20 percent chance of showers. Sunny, with a high near 95.