Heavy Rainfall and Severe Thunderstorms in the Midwest and Southwest; Heat Continues in the Southern U.S.

Heavy to excessive rainfall could bring flooding today through Thursday across parts of the central Plains into the Midwest and southern Arizona and New Mexico. Scattered strong to severe thunderstorms may impact parts of eastern Nebraska into western Iowa later today into early evening. Heat Advisories remain in place across much of east Texas into the mid-Mississippi Valley today and Tuesday. Read More >

Current conditions at

Rantoul National Aviation Center Airport (KTIP)

Lat: 40.29°NLon: 88.15°WElev: 732ft.

Fair

55°F

13°C

Humidity 88%
Wind Speed E 3 mph
Barometer 30.28 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 14 Sep 7:35 am CDT
Extended Forecast for

Rantoul IL

  • Today

    Today: Mostly sunny, with a high near 78. Southeast wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 78 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 65. Southeast wind around 11 mph, with gusts as high as 18 mph.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 2pm, then a chance of showers between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 92. Heat index values as high as 100. Southwest wind 7 to 11 mph, with gusts as high as 18 mph.  Chance of precipitation is 40%.

    High: 92 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 67. Northeast wind 3 to 5 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 4pm.  Partly sunny, with a high near 87. East wind 3 to 5 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of thunderstorms before 7pm, then a chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 70. Light and variable wind becoming south southwest around 6 mph in the evening.  Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms

  • Thursday

    Thursday: Partly sunny, with a high near 88. Southwest wind around 6 mph becoming northwest in the afternoon.

    High: 88 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 85.

    High: 85 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 78. Southeast wind 5 to 11 mph, with gusts as high as 18 mph.
Tonight
Partly cloudy, with a low around 65. Southeast wind around 11 mph, with gusts as high as 18 mph.
Tuesday
A slight chance of showers and thunderstorms before 2pm, then a chance of showers between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 92. Heat index values as high as 100. Southwest wind 7 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. Northeast wind 3 to 5 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely, with thunderstorms also possible after 4pm. Partly sunny, with a high near 87. East wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of thunderstorms before 7pm, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70. Light and variable wind becoming south southwest around 6 mph in the evening. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 88. Southwest wind around 6 mph becoming northwest in the afternoon.
Thursday Night
Mostly cloudy, with a low around 66.
Friday
Partly sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 66.
Saturday
A chance of showers. Mostly sunny, with a high near 84.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 62.
Sunday
A chance of showers. Partly 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)
7:46 am CDT Sep 14, 2026
7am CDT Sep 14, 2026-6pm CDT Sep 20, 2026
 
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Additional Resources

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