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

83°F

28°C

Humidity 71%
Wind Speed SW 7 mph
Barometer 30.03 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 2 Sep 9:55 am CDT
Extended Forecast for

Rantoul IL

Heat Advisory September 2, 10:08am until September 4, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 2, 10:08am until September 4, 07:00pm

    NOW until 7:00pm Fri

    Heat Advisory

  • Today

    High: 95 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 75. South wind 5 to 7 mph.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 94. Heat index values as high as 102. Southwest wind 5 to 7 mph.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 73. South wind 3 to 5 mph.

    Low: 73 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 92. West southwest wind around 5 mph becoming calm in the afternoon.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear
    then Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89. Calm wind.

    High: 89 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny and hot, with a high near 95. Heat index values as high as 105. West southwest wind around 9 mph, with gusts as high as 16 mph.
Tonight
Mostly clear, with a low around 75. South wind 5 to 7 mph.
Thursday
Sunny, with a high near 94. Heat index values as high as 102. Southwest wind 5 to 7 mph.
Thursday Night
Partly cloudy, with a low around 73. South wind 3 to 5 mph.
Friday
Sunny, with a high near 92. West southwest wind around 5 mph becoming calm in the afternoon.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. Calm wind.
Saturday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89. Calm wind.
Saturday Night
Partly cloudy, with a low around 68.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 64.
Labor Day
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rantoul IL
 40.32°N 88.16°W (Elev. 748 ft)
Last Update:
9:26 am CDT Sep 2, 2026
Forecast Valid:
10am CDT Sep 2, 2026-6pm CDT Sep 8, 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