National Weather Service United States Department of Commerce

Unseasonably cold temperatures spreading into central U.S.

A strong cold front will usher a much colder air mass into the central and eastern U.S. for the end of the work week. Temperatures will be 10 to 20 degrees below average in some areas. Rain and snow will be possible across the Great Lakes on Friday as the system crosses the area. Heavy snow is possible in the central Appalachians Friday night.
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Current Conditions

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3 Miles SSW Sullivan IL

7 Day Forecast

For More Weather Information:

Lincoln, IL Local Forecast Office

Overnight

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

Low: 38 °F

Friday

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 44 °F

Friday
Night

Frost

Frost

Low: 28 °F

Saturday

Morning Frost

Morning
Frost

High: 45 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 28 °F

Sunday

Mostly Sunny

Mostly
Sunny

High: 48 °F

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: 38 °F

Monday

Partly Sunny

Partly
Sunny

High: 58 °F

Monday
Night

Chance Showers

Chance
Showers

Low: 47 °F

Detailed Forecast

  • Overnight A 30 percent chance of showers, mainly after 2am. Cloudy, with a low around 38. Calm wind becoming northwest 5 to 7 mph.
  • Friday A 20 percent chance of showers before 10am. Partly sunny, with a high near 44. Breezy, with a north northwest wind 18 to 24 mph, with gusts as high as 40 mph.
  • Friday Night Widespread frost after midnight. Otherwise, mostly clear, with a low around 28. North northwest wind 13 to 16 mph, with gusts as high as 28 mph.
  • Saturday Widespread frost before 9am. Otherwise, sunny, with a high near 45. North wind 8 to 11 mph, with gusts as high as 16 mph.
  • Saturday Night Mostly clear, with a low around 28. North wind around 6 mph becoming light and variable.
  • Sunday Mostly sunny, with a high near 48.
  • Sunday Night Partly cloudy, with a low around 38.
  • Monday Partly sunny, with a high near 58.
  • Monday Night A chance of showers. Mostly cloudy, with a low around 47.
  • Tuesday Showers likely. Cloudy, with a high near 56.
  • Tuesday Night A chance of showers. Mostly cloudy, with a low around 44.
  • Wednesday Partly sunny, with a high near 57.
  • Wednesday Night Partly cloudy, with a low around 42.
  • Thursday Mostly sunny, with a high near 57.