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.

N/A

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

Dewey IL

  • Juneteenth

    Juneteenth: Sunny, with a high near 78. West northwest wind 6 to 11 mph, with gusts as high as 16 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: A 30 percent chance of showers, mainly between 1am and 5am. Mostly cloudy, with a low around 59. West northwest wind 5 to 7 mph becoming light and variable.

    Low: 59 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before 9am. Mostly sunny, with a high near 79. West wind 5 to 9 mph, with gusts as high as 15 mph.

    High: 79 °F

    Slight Chance
    Showers then
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 60. West northwest wind around 6 mph becoming calm.

    Low: 60 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Showers likely, then showers and possibly a thunderstorm after 1pm. Some of the storms could produce heavy rainfall. High near 75. East southeast wind 7 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 75 °F

    Showers
    Likely then
    Heavy Rain

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 60. East wind around 17 mph becoming north after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    Low: 60 °F

    Showers

  • Monday

    Monday: Partly sunny, with a high near 73. North northeast wind around 16 mph, with gusts as high as 22 mph.

    High: 73 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

Detailed Forecast

Juneteenth
Sunny, with a high near 78. West northwest wind 6 to 11 mph, with gusts as high as 16 mph.
Tonight
A 30 percent chance of showers, mainly between 1am and 5am. Mostly cloudy, with a low around 59. West northwest wind 5 to 7 mph becoming light and variable.
Saturday
A 20 percent chance of showers before 9am. Mostly sunny, with a high near 79. West wind 5 to 9 mph, with gusts as high as 15 mph.
Saturday Night
Increasing clouds, with a low around 60. West northwest wind around 6 mph becoming calm.
Sunday
Showers likely, then showers and possibly a thunderstorm after 1pm. Some of the storms could produce heavy rainfall. High near 75. East southeast wind 7 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Sunday Night
Showers and possibly a thunderstorm. Low around 60. East wind around 17 mph becoming north after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Monday
Partly sunny, with a high near 73. North northeast wind around 16 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 77.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dewey IL
 40.32°N 88.28°W (Elev. 725 ft)
Last Update:
8:06 am CDT Jun 19, 2026
Forecast Valid:
8am CDT Jun 19, 2026-6pm CDT Jun 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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