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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Sibley IL

Heat Advisory June 29, 12:00pm until July 1, 10:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 75. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 91. Heat index values as high as 103. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 91 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. Heat index values as high as 104. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 74. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 74 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 74.

    Low: 74 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 75. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 91. Heat index values as high as 103. South wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 75. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 93. Heat index values as high as 104. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Clear, with a low around 74. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Clear, with a low around 74.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 74.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Friday Night
A chance of showers. Partly cloudy, with a low around 72.
Independence Day
A chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sibley IL
 40.59°N 88.38°W
Last Update:
9:16 pm CDT Jun 28, 2026
Forecast Valid:
9pm CDT Jun 28, 2026-6pm CDT Jul 5, 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