National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
News Headlines

Hazardous Weather Conditions

Current conditions at

Rantoul National Aviation Center Airport (KTIP)

Lat: 40.29°NLon: 88.15°WElev: 732ft.

Mostly Cloudy

71°F

22°C

Humidity 99%
Wind Speed SW 12 mph
Barometer 29.84 in
Dewpoint 71°F (22°C)
Visibility 7.00 mi
Last update 15 Oct 7:55 pm CDT
Extended Forecast for

Rantoul IL

  • Tonight

    Tonight: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Cloudy, with a low around 47. Southwest wind 13 to 18 mph becoming west northwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 40%.

    Low: 47 °F

    Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers, mainly after 4pm. Partly sunny, with a high near 54. Breezy, with a west northwest wind 16 to 20 mph, with gusts as high as 31 mph.

    High: 54 °F

    Mostly Cloudy
    then Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 36. North wind 10 to 16 mph, with gusts as high as 26 mph.

    Low: 36 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 57. North wind around 6 mph becoming calm in the morning.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: Areas of frost after 2am. Otherwise, clear, with a low around 35. Calm wind becoming south around 5 mph after midnight.

    Low: 35 °F

    Clear then
    Areas Frost

  • Sunday

    Sunday: Areas of frost before 8am. Otherwise, sunny, with a high near 67. South wind 5 to 8 mph.

    High: 67 °F

    Areas Frost
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. South wind 3 to 5 mph.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Cloudy, with a low around 47. Southwest wind 13 to 18 mph becoming west northwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 40%.
Friday
A 40 percent chance of showers, mainly after 4pm. Partly sunny, with a high near 54. Breezy, with a west northwest wind 16 to 20 mph, with gusts as high as 31 mph.
Friday Night
Mostly clear, with a low around 36. North wind 10 to 16 mph, with gusts as high as 26 mph.
Saturday
Sunny, with a high near 57. North wind around 6 mph becoming calm in the morning.
Saturday Night
Areas of frost after 2am. Otherwise, clear, with a low around 35. Calm wind becoming south around 5 mph after midnight.
Sunday
Areas of frost before 8am. Otherwise, sunny, with a high near 67. South wind 5 to 8 mph.
Sunday Night
Mostly clear, with a low around 39. South wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Sunny, with a high near 77.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rantoul IL
 40.3°N 88.16°W (Elev. 745 ft)
Last Update:
8:01 pm CDT Oct 15, 2026
Forecast Valid:
8pm CDT Oct 15, 2026-6pm CDT Oct 22, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation