National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Rantoul National Aviation Center Airport (KTIP)

Lat: 40.29°NLon: 88.15°WElev: 732ft.

Fair

35°F

2°C

Humidity 82%
Wind Speed S 3 mph
Barometer 30.13 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 12 Jan 6:15 pm CST
Extended Forecast for

Rantoul IL

  • Tonight

    Tonight: Increasing clouds, with a low around 31. Southwest wind 7 to 11 mph, with gusts as high as 21 mph.

    Low: 31 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 49. West southwest wind 13 to 18 mph, with gusts as high as 32 mph.

    High: 49 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33. West wind 9 to 14 mph, with gusts as high as 22 mph.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a temperature falling to around 24 by 5pm. Breezy, with a north northwest wind 15 to 24 mph, with gusts as high as 37 mph.

    High: 34 °F⇓

    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 13. North northwest wind 14 to 18 mph, with gusts as high as 28 mph.

    Low: 13 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 26. Northwest wind 7 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 26 °F

    Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 19. South southwest wind 7 to 14 mph, with gusts as high as 21 mph.

    Low: 19 °F

    Chance Snow

  • Friday

    Friday: A 40 percent chance of snow. Mostly cloudy, with a high near 35.

    High: 35 °F

    Chance Snow

  • Friday Night

    Friday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 31. Southwest wind 7 to 11 mph, with gusts as high as 21 mph.
Tuesday
Mostly cloudy, with a high near 49. West southwest wind 13 to 18 mph, with gusts as high as 32 mph.
Tuesday Night
Mostly cloudy, with a low around 33. West wind 9 to 14 mph, with gusts as high as 22 mph.
Wednesday
Mostly cloudy, with a temperature falling to around 24 by 5pm. Breezy, with a north northwest wind 15 to 24 mph, with gusts as high as 37 mph.
Wednesday Night
Partly cloudy, with a low around 13. North northwest wind 14 to 18 mph, with gusts as high as 28 mph.
Thursday
Sunny, with a high near 26. Northwest wind 7 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 19. South southwest wind 7 to 14 mph, with gusts as high as 21 mph.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 35.
Friday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 14.
Saturday
Mostly cloudy, with a high near 21.
Saturday Night
Mostly cloudy, with a low around 5.
Sunday
Partly sunny, with a high near 17.
Sunday Night
Partly cloudy, with a low around 7.
M.L.King Day
Partly sunny, with a high near 24.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rantoul IL
 40.3°N 88.16°W (Elev. 745 ft)
Last Update:
5:36 pm CST Jan 12, 2026
Forecast Valid:
6pm CST Jan 12, 2026-6pm CST Jan 19, 2026
 
Forecast Discussion
 
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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