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Hazardous Weather Conditions

Current conditions at

Rantoul National Aviation Center Airport (KTIP)

Lat: 40.29°NLon: 88.15°WElev: 732ft.

Fair

74°F

23°C

Humidity 88%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 4 Sep 5:15 am CDT
Extended Forecast for

Penfield IL

Extreme Heat Warning September 4, 05:34am until September 4, 07:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning September 4, 05:34am until September 4, 07:00pm

    NOW until 7:00pm Fri

    Extreme Heat Warning

  • Today

    High: 95 °F

    Hot

  • Tonight

    Tonight: A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 72. Light southwest wind. Chance of precipitation is 20%.

    Low: 72 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A slight chance of thunderstorms before 7am. Sunny, with a high near 91. Heat index values as high as 100. Calm wind becoming north 5 to 8 mph in the morning. Chance of precipitation is 10%.

    High: 91 °F

    Slight Chance
    T-storms then
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66. Northeast wind 5 to 8 mph.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 84. East northeast wind 5 to 8 mph.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60. East northeast wind 3 to 6 mph.

    Low: 60 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 83. East wind around 6 mph.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny and hot, with a high near 95. Heat index values as high as 102. West southwest wind 5 to 7 mph.
Tonight
A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 72. Light southwest wind. Chance of precipitation is 20%.
Saturday
A slight chance of thunderstorms before 7am. Sunny, with a high near 91. Heat index values as high as 100. Calm wind becoming north 5 to 8 mph in the morning. Chance of precipitation is 10%.
Saturday Night
Partly cloudy, with a low around 66. Northeast wind 5 to 8 mph.
Sunday
Sunny, with a high near 84. East northeast wind 5 to 8 mph.
Sunday Night
Mostly clear, with a low around 60. East northeast wind 3 to 6 mph.
Labor Day
Sunny, with a high near 83. East wind around 6 mph.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
Mostly sunny, with a high near 93.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 71.
Thursday
A chance of showers. Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Penfield IL
 40.31°N 87.96°W (Elev. 728 ft)
Last Update:
5:21 am CDT Sep 4, 2026
Forecast Valid:
5am CDT Sep 4, 2026-6pm CDT Sep 10, 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