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.

Fog/Mist

45°F

7°C

Humidity 93%
Wind Speed NE 7 mph
Barometer 30.05 in
Dewpoint 43°F (6°C)
Visibility 1.50 mi
Wind Chill41°F (5°C)
Last update 4 Mar 3:07 pm CST
Extended Forecast for

Princeton IL

  • This Afternoon

    This Afternoon: A 20 percent chance of showers. Cloudy, with a high near 48. East wind around 5 mph.

    High: 48 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A chance of rain before 1am, then a chance of rain and thunderstorms between 1am and 3am, then rain likely and possibly a thunderstorm after 3am. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 42. East wind around 5 mph. Chance of precipitation is 70%.

    Low: 42 °F

    Rain Likely
    and Patchy
    Fog

  • Thursday

    Thursday: Rain likely, mainly before 9am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 58. Northeast wind around 5 mph. Chance of precipitation is 70%.

    High: 58 °F

    Rain Likely
    and Patchy
    Fog then
    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of rain between midnight and 3am, then a chance of rain and thunderstorms after 3am. Partly cloudy, then becoming cloudy toward daybreak, with a low around 44. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Friday

    Friday: Rain and possibly a thunderstorm. High near 74. Chance of precipitation is 80%.

    High: 74 °F

    Rain

  • Friday Night

    Friday Night: Rain and possibly a thunderstorm. Low around 48. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Rain

  • Saturday

    Saturday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Cloudy, with a high near 48. East wind around 5 mph.
Tonight
A chance of rain before 1am, then a chance of rain and thunderstorms between 1am and 3am, then rain likely and possibly a thunderstorm after 3am. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 42. East wind around 5 mph. Chance of precipitation is 70%.
Thursday
Rain likely, mainly before 9am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 58. Northeast wind around 5 mph. Chance of precipitation is 70%.
Thursday Night
A chance of rain between midnight and 3am, then a chance of rain and thunderstorms after 3am. Partly cloudy, then becoming cloudy toward daybreak, with a low around 44. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.
Friday
Rain and possibly a thunderstorm. High near 74. Chance of precipitation is 80%.
Friday Night
Rain and possibly a thunderstorm. Low around 48. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Partly sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 61.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 72.
Monday Night
A 30 percent chance of rain. Partly cloudy, with a low around 53.
Tuesday
Rain likely. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.
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:
3:06 pm CST Mar 4, 2026
Forecast Valid:
3pm CST Mar 4, 2026-6pm CDT Mar 10, 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