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

53°F

12°C

Humidity 96%
Wind Speed SE 3 mph
Barometer 29.93 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 17 Apr 5:15 am CDT
Extended Forecast for

Rantoul IL

  • Today

    Today: A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 83. Breezy, with a south wind 6 to 11 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11pm. Some of the storms could produce heavy rainfall. Low around 47. South wind around 18 mph becoming west after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 47 °F

    Heavy Rain

  • Saturday

    Saturday: A chance of showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 54. West northwest wind around 18 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.

    High: 54 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Areas of frost after 2am. Otherwise, mostly clear, with a low around 35. West northwest wind 8 to 15 mph, with gusts as high as 22 mph.

    Low: 35 °F

    Mostly Clear
    then Areas
    Frost

  • Sunday

    Sunday: Patchy frost before 8am. Otherwise, sunny, with a high near 56. West northwest wind 8 to 18 mph, with gusts as high as 28 mph.

    High: 56 °F

    Patchy Frost
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 34. North northwest wind 5 to 11 mph becoming east northeast after midnight. Winds could gust as high as 17 mph.

    Low: 34 °F

    Mostly Clear
    then Frost

  • Monday

    Monday: Widespread frost before 8am. Otherwise, sunny, with a high near 61. East wind 6 to 8 mph becoming south southeast in the afternoon.

    High: 61 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. Breezy.

    High: 76 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

Today
A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 83. Breezy, with a south wind 6 to 11 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11pm. Some of the storms could produce heavy rainfall. Low around 47. South wind around 18 mph becoming west after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Saturday
A chance of showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 54. West northwest wind around 18 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Saturday Night
Areas of frost after 2am. Otherwise, mostly clear, with a low around 35. West northwest wind 8 to 15 mph, with gusts as high as 22 mph.
Sunday
Patchy frost before 8am. Otherwise, sunny, with a high near 56. West northwest wind 8 to 18 mph, with gusts as high as 28 mph.
Sunday Night
Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 34. North northwest wind 5 to 11 mph becoming east northeast after midnight. Winds could gust as high as 17 mph.
Monday
Widespread frost before 8am. Otherwise, sunny, with a high near 61. East wind 6 to 8 mph becoming south southeast in the afternoon.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Mostly sunny, with a high near 76. Breezy.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Rantoul IL
 40.3°N 88.16°W (Elev. 745 ft)
Last Update:
5:16 am CDT Apr 17, 2026
Forecast Valid:
5am CDT Apr 17, 2026-6pm CDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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