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

47°F

8°C

Humidity 81%
Wind Speed SW 7 mph
Barometer 30.03 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 10 Nov 2:35 am CST
Extended Forecast for

Dewey IL

  • Overnight

    Overnight: Mostly clear, with a low around 43. West wind 6 to 8 mph, with gusts as high as 16 mph.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67. West wind around 6 mph becoming north in the afternoon.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 41. North wind around 5 mph becoming calm in the evening.

    Low: 41 °F

    Increasing
    Clouds

  • Veterans Day

    Veterans Day: A chance of showers between noon and 4pm. Partly sunny, with a high near 63. South southeast wind 5 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 40%.

    High: 63 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37. North northwest wind 11 to 13 mph, with gusts as high as 20 mph.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 47. North northwest wind 13 to 17 mph, with gusts as high as 22 mph.

    High: 47 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28. North northwest wind 10 to 14 mph, with gusts as high as 21 mph.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 43. West wind 6 to 8 mph, with gusts as high as 16 mph.
Tuesday
Sunny, with a high near 67. West wind around 6 mph becoming north in the afternoon.
Tuesday Night
Increasing clouds, with a low around 41. North wind around 5 mph becoming calm in the evening.
Veterans Day
A chance of showers between noon and 4pm. Partly sunny, with a high near 63. South southeast wind 5 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 40%.
Wednesday Night
Mostly cloudy, with a low around 37. North northwest wind 11 to 13 mph, with gusts as high as 20 mph.
Thursday
Partly sunny, with a high near 47. North northwest wind 13 to 17 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 28. North northwest wind 10 to 14 mph, with gusts as high as 21 mph.
Friday
Mostly sunny, with a high near 43.
Friday Night
Mostly clear, with a low around 24.
Saturday
Sunny, with a high near 46.
Saturday Night
Mostly clear, with a low around 27.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 53.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dewey IL
 40.3°N 88.28°W (Elev. 715 ft)
Last Update:
2:11 am CST Nov 10, 2026
Forecast Valid:
2am CST Nov 10, 2026-6pm CST Nov 16, 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