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.

Mostly Cloudy

35°F

2°C

Humidity 26%
Wind Speed E 13 mph
Barometer 30.41 in
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 1 Mar 5:15 pm CST
Extended Forecast for

Princeton IL

  • This Afternoon

    This Afternoon: A chance of flurries. Cloudy, with a high near 38. East wind around 10 mph, with gusts as high as 20 mph.

    High: 38 °F

    Chance
    Flurries

  • Tonight

    Tonight: A chance of snow before 8pm, then a chance of flurries between 8pm and 9pm. Cloudy during the early evening, then gradual clearing, with a low around 24. East wind 5 to 10 mph. Chance of precipitation is 30%.

    Low: 24 °F

    Chance Snow
    then Partly
    Cloudy

  • Monday

    Monday: Sunny, with a high near 47. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 47 °F

    Sunny

  • Monday Night

    Monday Night: A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 35. Southeast wind around 5 mph.

    Low: 35 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday

    Tuesday: Rain. High near 48. Chance of precipitation is 80%.

    High: 48 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain likely. Cloudy, with a low around 40. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 40 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely, with thunderstorms also possible after noon. Cloudy, with a high near 57. Chance of precipitation is 60%.

    High: 57 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain likely. Cloudy, with a low around 43. Chance of precipitation is 60%.

    Low: 43 °F

    Rain Likely

  • Thursday

    Thursday: A 50 percent chance of rain. Mostly cloudy, with a high near 60.

    High: 60 °F

    Chance Rain

Detailed Forecast

This Afternoon
A chance of flurries. Cloudy, with a high near 38. East wind around 10 mph, with gusts as high as 20 mph.
Tonight
A chance of snow before 8pm, then a chance of flurries between 8pm and 9pm. Cloudy during the early evening, then gradual clearing, with a low around 24. East wind 5 to 10 mph. Chance of precipitation is 30%.
Monday
Sunny, with a high near 47. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 35. Southeast wind around 5 mph.
Tuesday
Rain. High near 48. Chance of precipitation is 80%.
Tuesday Night
Rain likely. Cloudy, with a low around 40. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
Rain likely, with thunderstorms also possible after noon. Cloudy, with a high near 57. Chance of precipitation is 60%.
Wednesday Night
Rain likely. Cloudy, with a low around 43. Chance of precipitation is 60%.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 60.
Thursday Night
A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 46.
Friday
Rain. High near 70. Chance of precipitation is 80%.
Friday Night
Rain likely. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.
Saturday
A 30 percent chance of rain. Mostly cloudy, with a high near 56.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Princeton IL
 41.37°N 89.46°W (Elev. 709 ft)
Last Update:
4:46 pm CST Mar 1, 2026
Forecast Valid:
5pm CST Mar 1, 2026-6pm CDT Mar 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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