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

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Overcast

44°F

7°C

Humidity 84%
Wind Speed W 17 G 26 mph
Barometer 29.88 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 7 Mar 2:35 pm CST
Extended Forecast for

3 Miles S Princeton IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a steady temperature around 44. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 44 °F

    Mostly Cloudy
    and Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 34. West wind 5 to 15 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 66. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 45. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 45 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 50.

    Low: 50 °F

    Clear

  • Tuesday

    Tuesday: Rain likely and possibly a thunderstorm after noon. Partly sunny, with a high near 77. Chance of precipitation is 60%.

    High: 77 °F

    Mostly Sunny
    then Rain
    Likely

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm. Low around 38. Chance of precipitation is 90%.

    Low: 38 °F

    Rain

  • Wednesday

    Wednesday: Rain, mainly before noon. High near 54. Chance of precipitation is 80%.

    High: 54 °F

    Rain then
    Chance Rain

Detailed Forecast

This Afternoon
Mostly cloudy, with a steady temperature around 44. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
Partly cloudy, with a low around 34. West wind 5 to 15 mph becoming southwest after midnight. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 66. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Sunday Night
Clear, with a low around 45. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 72.
Monday Night
Clear, with a low around 50.
Tuesday
Rain likely and possibly a thunderstorm after noon. Partly sunny, with a high near 77. Chance of precipitation is 60%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 38. Chance of precipitation is 90%.
Wednesday
Rain, mainly before noon. High near 54. Chance of precipitation is 80%.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
Mostly sunny, with a high near 49.
Thursday Night
Mostly cloudy, with a low around 38. Breezy.
Friday
Mostly cloudy, with a high near 60. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Princeton IL
 41.33°N 89.46°W (Elev. 682 ft)
Last Update:
1:51 pm CST Mar 7, 2026
Forecast Valid:
2pm CST Mar 7, 2026-6pm CDT Mar 13, 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