Weather forecast for: Mark IL
Last Update: 6:21 am CDT Oct 27, 2026
Today: Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 72. East wind 5 to 10 mph becoming south in the afternoon.
Tonight: Mostly cloudy, with a low around 53. South wind around 5 mph.
Wednesday: Sunny, with a high near 76. South wind 5 to 10 mph.
Wednesday Night: Partly cloudy, with a low around 59. South wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 75.
Thursday Night: Partly cloudy, with a low around 52.
Friday: A 40 percent chance of showers. Mostly cloudy, with a high near 73.
Friday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 55.
Saturday: A 40 percent chance of showers before 1pm. Mostly cloudy, with a high near 71.
Saturday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 55.
Sunday: A 40 percent chance of showers. Mostly cloudy, with a high near 71.
Sunday Night: Mostly cloudy, with a low around 55.
Monday: Showers likely. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.