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.

Overcast

45°F

7°C

Humidity 81%
Wind Speed W 9 mph
Barometer 30.04 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 9 Jan 12:19 pm CST
Extended Forecast for

3 Miles S Princeton IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 46. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 46 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of rain after 1am, mixing with snow after 5am. Increasing clouds, with a low around 32. North wind around 5 mph becoming calm. Chance of precipitation is 40%.

    Low: 32 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of rain and snow before 8am, then a chance of snow. Cloudy, then gradually becoming mostly sunny, with a high near 40. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 21. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph.

    Low: 21 °F

    Slight Chance
    Snow and
    Blustery

  • Sunday

    Sunday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain after noon. Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 46. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
A chance of rain after 1am, mixing with snow after 5am. Increasing clouds, with a low around 32. North wind around 5 mph becoming calm. Chance of precipitation is 40%.
Saturday
A chance of rain and snow before 8am, then a chance of snow. Cloudy, then gradually becoming mostly sunny, with a high near 40. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 21. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 32.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 43.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
A 30 percent chance of rain after noon. Mostly cloudy, with a high near 47.
Tuesday Night
A 40 percent chance of rain before midnight. Mostly cloudy, with a low around 31.
Wednesday
A 30 percent chance of snow. Mostly cloudy, with a high near 35.
Wednesday Night
Partly cloudy, with a low around 20.
Thursday
Mostly sunny, with a high near 32.
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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:
6:31 am CST Jan 9, 2026
Forecast Valid:
12pm CST Jan 9, 2026-6pm CST Jan 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation