Above Average Temperatures for the West and Central Plains; Lake Effect Snow Continues

Well above average temperatures will prevail across the Plains and the West Coast this week, while a cold front will bring Arctic air to the South and East Coast Thursday and Friday. Lake effect snow is forecast downwind of the Great Lakes through Thursday along and behind the Arctic front, as well as mountain snow across the Southern Appalachians. Read More >

Hazardous Weather Conditions

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Overcast

39°F

4°C

Humidity 81%
Wind Speed W 10 mph
Barometer 29.65 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 14 Jan 12:39 am CST
Extended Forecast for

Princeton IL

  • Overnight

    Overnight: A chance of sprinkles before 3am, then a chance of sprinkles and flurries between 3am and 4am, then a chance of flurries after 4am.  Mostly cloudy, with a low around 26. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 26 °F

    Chance
    Sprinkles/Flurries
    and Blustery

  • Wednesday

    Wednesday: A chance of flurries before 7am.  Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 24 by 5pm. Blustery, with a northwest wind 15 to 25 mph, with gusts as high as 40 mph.

    High: 29 °F

    Chance
    Flurries and
    Blustery

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 14. North wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 14 °F

    Mostly Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 27. Northwest wind 5 to 10 mph becoming southwest in the afternoon.

    High: 27 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Snow.  Low around 24. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 24 °F

    Snow

  • Friday

    Friday: A 40 percent chance of snow.  Mostly cloudy, with a high near 35.

    High: 35 °F

    Chance Snow

  • Friday Night

    Friday Night: A 30 percent chance of snow.  Mostly cloudy, with a low around 12.

    Low: 12 °F

    Chance Snow

  • Saturday

    Saturday: Mostly cloudy, with a high near 17.

    High: 17 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 4.

    Low: 4 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of sprinkles before 3am, then a chance of sprinkles and flurries between 3am and 4am, then a chance of flurries after 4am. Mostly cloudy, with a low around 26. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday
A chance of flurries before 7am. Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 24 by 5pm. Blustery, with a northwest wind 15 to 25 mph, with gusts as high as 40 mph.
Wednesday Night
Mostly clear, with a low around 14. North wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Increasing clouds, with a high near 27. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Thursday Night
Snow. Low around 24. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 35.
Friday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 12.
Saturday
Mostly cloudy, with a high near 17.
Saturday Night
Mostly cloudy, with a low around 4.
Sunday
Partly sunny, with a high near 18.
Sunday Night
Mostly cloudy, with a low around 7.
M.L.King Day
Partly sunny, with a high near 19.
Monday Night
Partly cloudy, with a low around 3.
Tuesday
Mostly sunny, with a high near 18.
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ABOUT THIS FORECAST

 
Point Forecast:
Princeton IL
 41.37°N 89.46°W (Elev. 709 ft)
10:46 pm CST Jan 13, 2026
12am CST Jan 14, 2026-6pm CST Jan 20, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database