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

Hazardous Weather Conditions

Current conditions at

Rantoul National Aviation Center Airport (KTIP)

Lat: 40.29°NLon: 88.15°WElev: 732ft.

Fair

62°F

17°C

Humidity 92%
Wind Speed Calm
Barometer 30.07 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 21 Aug 3:15 am CDT
Extended Forecast for

Rantoul IL

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, sunny, with a high near 80. Light and variable wind.

    High: 80 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 2am. Increasing clouds, with a low around 63. Calm wind becoming west southwest around 5 mph after midnight. Chance of precipitation is 40%.

    Low: 63 °F

    Chance
    T-storms

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 79. Northwest wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 79 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. Northwest wind 3 to 8 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 76. North northwest wind 5 to 7 mph.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56. Light and variable wind.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly clear, with a low around 58. Calm wind.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 80. Light and variable wind.
Friday Night
A chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 2am. Increasing clouds, with a low around 63. Calm wind becoming west southwest around 5 mph after midnight. Chance of precipitation is 40%.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 79. Northwest wind 7 to 13 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 58. Northwest wind 3 to 8 mph.
Sunday
Sunny, with a high near 76. North northwest wind 5 to 7 mph.
Sunday Night
Partly cloudy, with a low around 56. Light and variable wind.
Monday
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
Partly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 63.
Thursday
Sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rantoul IL
 40.3°N 88.16°W (Elev. 745 ft)
Last Update:
1:56 am CDT Aug 21, 2026
Forecast Valid:
3am CDT Aug 21, 2026-6pm CDT Aug 27, 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