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Current conditions at

Rantoul National Aviation Center Airport (KTIP)

Lat: 40.29°NLon: 88.15°WElev: 732ft.

Fair

62°F

17°C

Humidity 78%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 11 Oct 9:15 am CDT
Extended Forecast for

Dewey 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 6 mph after midnight.

    Low: 59 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 89. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 89 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Clear, with a low around 70. South southwest wind around 10 mph, with gusts as high as 17 mph.

    Low: 70 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87. Southwest wind 10 to 13 mph, with gusts as high as 18 mph.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Showers likely after 1am. Partly cloudy, with a low around 63. Northwest wind around 6 mph becoming northeast after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 63 °F

    Mostly Clear
    then Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 77. Northeast wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 77 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely. Mostly cloudy, with a high near 73. Chance of precipitation is 70%.

    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 6 mph after midnight.
Columbus Day
Mostly sunny, with a high near 89. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Monday Night
Clear, with a low around 70. South southwest wind around 10 mph, with gusts as high as 17 mph.
Tuesday
Sunny, with a high near 87. Southwest wind 10 to 13 mph, with gusts as high as 18 mph.
Tuesday Night
Showers likely after 1am. Partly cloudy, with a low around 63. Northwest wind around 6 mph becoming northeast after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 77. Northeast wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 57.
Thursday
Showers likely. Mostly cloudy, with a high near 73. Chance of precipitation is 70%.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 51.
Friday
Partly sunny, with a high near 65.
Friday Night
Partly 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:
Dewey IL
 40.32°N 88.28°W (Elev. 725 ft)
Last Update:
7:31 am CDT Oct 11, 2026
Forecast Valid:
9am 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