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

69°F

21°C

Humidity 68%
Wind Speed NW 5 mph
Barometer 30.08 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 20 Aug 9:35 pm CDT
Extended Forecast for

Rantoul IL

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 58. North northeast wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Clear then
    Patchy Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, sunny, with a high near 80. Calm wind becoming west around 5 mph.

    High: 80 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 64. South southwest wind 3 to 6 mph.

    Low: 64 °F

    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 78. Northwest wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 78 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. Northwest wind 5 to 7 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 75. North northwest wind 5 to 7 mph.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55. Light and variable wind.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 58. North northeast wind around 5 mph becoming calm in the evening.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 80. Calm wind becoming west around 5 mph.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 64. South southwest wind 3 to 6 mph.
Saturday
Mostly sunny, with a high near 78. Northwest wind 7 to 11 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 58. Northwest wind 5 to 7 mph.
Sunday
Sunny, with a high near 75. North northwest wind 5 to 7 mph.
Sunday Night
Partly cloudy, with a low around 55. Light and variable wind.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 63.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 63.
Thursday
Mostly sunny, with a high near 80.
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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:
9:41 pm CDT Aug 20, 2026
Forecast Valid:
9pm CDT Aug 20, 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