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.

Thunderstorm Heavy Rain

69°F

21°C

Humidity 73%
Wind Speed S 12 G 37 mph
Barometer 29.86 in
Dewpoint 59°F (15°C)
Visibility 3.00 mi
Last update 31 Mar 7:55 pm CDT
Extended Forecast for

Rantoul IL

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Low around 42. West southwest wind 11 to 15 mph becoming northeast after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 42 °F

    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 11am, then showers likely between 11am and 1pm, then a chance of showers and thunderstorms after 1pm. High near 55. Northeast wind 13 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 55 °F

    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a temperature rising to around 58 by 5am. East wind around 14 mph becoming south southeast after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F⇑

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 74. Windy, with a south wind 18 to 23 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Chance
    Showers and
    Breezy then
    Showers and
    Windy

  • Thursday Night

    Thursday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 55. Breezy, with a south southwest wind 18 to 23 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 55 °F

    Showers
    Likely and
    Breezy

  • Friday

    Friday: A 50 percent chance of showers after 1pm. Partly sunny, with a high near 76. South wind 8 to 15 mph, with gusts as high as 20 mph.

    High: 76 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 53. South wind 15 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Showers
    Likely then
    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Mostly cloudy, with a high near 66. Breezy. Chance of precipitation is 70%.

    High: 66 °F

    Showers
    Likely and
    Breezy

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers and possibly a thunderstorm. Low around 42. West southwest wind 11 to 15 mph becoming northeast after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Wednesday
Showers and possibly a thunderstorm before 11am, then showers likely between 11am and 1pm, then a chance of showers and thunderstorms after 1pm. High near 55. Northeast wind 13 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a temperature rising to around 58 by 5am. East wind around 14 mph becoming south southeast after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 74. Windy, with a south wind 18 to 23 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 55. Breezy, with a south southwest wind 18 to 23 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A 50 percent chance of showers after 1pm. Partly sunny, with a high near 76. South wind 8 to 15 mph, with gusts as high as 20 mph.
Friday Night
Showers and possibly a thunderstorm. Low around 53. South wind 15 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Mostly cloudy, with a high near 66. Breezy. Chance of precipitation is 70%.
Saturday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 33.
Sunday
Partly sunny, with a high near 50. Breezy.
Sunday Night
Mostly clear, with a low around 31.
Monday
Sunny, with a high near 59.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Rantoul IL
 40.3°N 88.16°W (Elev. 745 ft)
Last Update:
7:51 pm CDT Mar 31, 2026
Forecast Valid:
8pm CDT Mar 31, 2026-6pm CDT Apr 7, 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