Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East; Severe Storm Threat in the Gulf States Sunday

A significant winter storm is underway, bringing widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Extremely cold air will follow, prolonging dangerous travel and infrastructure impacts into next week. Severe thunderstorms may produce damaging gusts and tornadoes across the eastern Gulf Coast states Sunday morning and afternoon. Read More >

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Light Snow

5°F

-15°C

Humidity 78%
Wind Speed N 14 mph
Barometer 30.20 in
Dewpoint 0°F (-18°C)
Visibility 2.50 mi
Wind Chill-12°F (-24°C)
Last update 25 Jan 6:00 am CST
Extended Forecast for

Princeton IL

Cold Weather Advisory January 26, 12:00am until January 26, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory
  • Today

    Today: A 40 percent chance of snow, mainly before 9am.  Cloudy, then gradually becoming mostly sunny, with a high near 11. Wind chill values as low as -10. North wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 11 °F

    Chance Snow
    then Mostly
    Cloudy

  • Tonight

    Tonight: Mostly clear, with a low around -3. Wind chill values as low as -20. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: -3 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 11. Wind chill values as low as -20. Northwest wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 11 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 5. Wind chill values as low as -10. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 5 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 17.

    High: 17 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 0.

    Low: 0 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 16.

    High: 16 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -1.

    Low: -1 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 15.

    High: 15 °F

    Mostly Sunny

Detailed Forecast

Today
A 40 percent chance of snow, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 11. Wind chill values as low as -10. North wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around -3. Wind chill values as low as -20. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 11. Wind chill values as low as -20. Northwest wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 5. Wind chill values as low as -10. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Partly sunny, with a high near 17.
Tuesday Night
Mostly clear, with a low around 0.
Wednesday
Partly sunny, with a high near 16.
Wednesday Night
Partly cloudy, with a low around -1.
Thursday
Mostly sunny, with a high near 15.
Thursday Night
Partly cloudy, with a low around 2.
Friday
Mostly sunny, with a high near 18.
Friday Night
Partly cloudy, with a low around 2.
Saturday
Sunny, with a high near 22.
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ABOUT THIS FORECAST

 
Point Forecast:
Princeton IL
 41.37°N 89.46°W (Elev. 709 ft)
5:56 am CST Jan 25, 2026
6am CST Jan 25, 2026-6pm CST Jan 31, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database