Temps Drop To The 20s; Dry, Sunny Week Expected: IL Weather

ILLINOIS — After several days of mild temperatures, colder air will move into the area Monday night and cause colder than average temperatures Tuesday and Wednesday.

According to the National Weather Service, Monday will be mild with a high of 51 degrees. Fog and rain are likely before noon Monday. There is also a chance of rain and snow Monday night as cold temperatures move into the area.

Tuesday will have a high of 30 degrees, which is 20 degrees lower than Monday's high. Wednesday will be even colder, with a high of 20, the weather service said.

Temps will begin to warm slightly toward the end of the week, with Thursday's high at 29 degrees, and Friday has a high of 39 degrees.

After the precipitation on Monday, the rest of the work week should be dry and sunny, the weather service said. There is a chance of rain and snow on Friday night.

Here is a more detailed look at the weather this week:

• MONDAY: Drizzle likely before noon, then rain likely after noon. Areas of fog before noon. Otherwise, cloudy, with a high near 48. South southwest wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60 percent. New precipitation amounts of less than a tenth of an inch possible.
• MONDAY NIGHT: A chance of rain and snow before 10 p.m., then a slight chance of freezing drizzle between 10 p.m. and midnight. Mostly cloudy, with a low around 22. West northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40 percent.
• TUESDAY: Mostly sunny, with a high near 26. West wind 10 to 15 mph.
• TUESDAY NIGHT: Mostly clear, with a low around 11.
• WEDNESDAY: Mostly sunny, with a high near 21.
• WEDNESDAY NIGHT: Partly cloudy, with a low around 13.
• THURSDAY: Partly sunny, with a high near 31.
• THURSDAY NIGHT: Mostly cloudy, with a low around 25.
• FRIDAY: Mostly cloudy, with a high near 39.
• FRIDAY NIGHT: A chance of rain and snow. Mostly cloudy, with a low around 30.