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Current conditions at
Illinois Valley Regional Airport (KVYS)
Lat: 41.35°NLon: 89.15°WElev: 650ft.
Partly Cloudy
39°F
4°C
| Humidity | 43% |
| Wind Speed | S 9 mph |
| Barometer | 29.92 in |
| Dewpoint | 19°F (-7°C) |
| Visibility | 10.00 mi |
| Wind Chill | 33°F (1°C) |
| Last update | 26 Feb 11:30 am CST |
Extended Forecast for
Princeton IL
Today

High: 46 °F
Partly Sunny
Tonight

Low: 30 °F
Clear
Friday

High: 65 °F
Sunny and
BreezyFriday Night

Low: 29 °F
Mostly Clear
Saturday
High: 41 °F
Mostly Cloudy
then Chance
SnowSaturday Night

Low: 18 °F
Partly Cloudy
Sunday
High: 33 °F
Mostly Cloudy
then Chance
SnowSunday Night

Low: 19 °F
Chance Snow
Monday

High: 36 °F
Mostly Cloudy
Detailed Forecast
Today
Partly sunny, with a high near 46. Southwest wind 5 to 10 mph.
Tonight
Clear, with a low around 30. Southwest wind around 5 mph.
Friday
Sunny, with a high near 65. Breezy, with a southwest wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 40 mph.
Friday Night
Mostly clear, with a low around 29. West wind 5 to 15 mph becoming north after midnight. Winds could gust as high as 25 mph.
Saturday
A 30 percent chance of snow after noon. Mostly cloudy, with a high near 41.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
A 30 percent chance of snow after noon. Mostly cloudy, with a high near 33.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 19.
Monday
Mostly cloudy, with a high near 36.
Monday Night
A chance of snow and freezing rain after midnight. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Tuesday
A chance of rain or freezing rain. Cloudy, with a high near 42. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 46.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Princeton IL
41.37°N 89.46°W (Elev. 709 ft)
41.37°N 89.46°W (Elev. 709 ft)
10:57 am CST Feb 26, 2026
11am CST Feb 26, 2026-6pm CST Mar 4, 2026


