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

Hazardous Weather Conditions

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Fair

N/A

Humidity NA
Wind Speed W 10 mph
Barometer 30.21 in
Dewpoint N/A
Visibility 10.00 mi
Last update 5 Apr 8:15 pm CDT
Extended Forecast for

Princeton IL

  • Tonight

    Tonight: A chance of showers between midnight and 1am. Mostly clear, with a low around 36. West wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 36 °F

    Clear then
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 50. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 50 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26. Northwest wind 10 to 15 mph becoming northeast after midnight. Winds could gust as high as 20 mph.

    Low: 26 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 46. Northeast wind 5 to 10 mph becoming southeast in the afternoon.

    High: 46 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 68. Breezy.

    High: 68 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers. Mostly cloudy, with a high near 69.

    High: 69 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers between midnight and 1am. Mostly clear, with a low around 36. West wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 50. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 26. Northwest wind 10 to 15 mph becoming northeast after midnight. Winds could gust as high as 20 mph.
Tuesday
Mostly sunny, with a high near 46. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Partly sunny, with a high near 68. Breezy.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 53.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 69.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 47.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 64.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 46.
Saturday
A 50 percent chance of showers. Partly sunny, with a high near 68.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 55.
Sunday
Showers likely. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Princeton IL
 41.37°N 89.46°W (Elev. 709 ft)
Last Update:
7:17 pm CDT Apr 5, 2026
Forecast Valid:
8pm CDT Apr 5, 2026-6pm CDT Apr 12, 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