National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Rantoul National Aviation Center Airport (KTIP)

Lat: 40.29°NLon: 88.15°WElev: 732ft.

Fair

54°F

12°C

Humidity 94%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 11 Oct 7:35 am CDT
Extended Forecast for

Cissna Park IL

  • Today

    Today: Sunny, with a high near 81. Calm wind.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 59. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 59 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 89. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 89 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers before 1pm. Sunny, with a high near 88. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 88 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Clear
    then Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.

    High: 76 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely. Mostly cloudy, with a high near 73.

    High: 73 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 81. Calm wind.
Tonight
Increasing clouds, with a low around 59. Calm wind becoming south southwest around 5 mph after midnight.
Columbus Day
Mostly sunny, with a high near 89. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 70. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday
A 20 percent chance of showers before 1pm. Sunny, with a high near 88. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 56.
Thursday
Showers likely. Mostly cloudy, with a high near 73.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 51.
Friday
Partly sunny, with a high near 65.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cissna Park IL
 40.57°N 87.88°W
Last Update:
6:11 am CDT Oct 11, 2026
Forecast Valid:
8am CDT Oct 11, 2026-6pm CDT Oct 17, 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