Current conditions at
Illinois Valley Regional Airport (KVYS)
Lat: 41.35°NLon: 89.15°WElev: 650ft.
Fair
30°F
-1°C
| Humidity | 55% |
| Wind Speed | NW 7 mph |
| Barometer | 30.12 in |
| Dewpoint | 16°F (-9°C) |
| Visibility | 10.00 mi |
| Wind Chill | 23°F (-5°C) |
| Last update | 2 Feb 3:22 pm CST |
Extended Forecast for
Princeton IL
This Afternoon
High: 29 °F
Mostly Sunny
Tonight
Low: 19 °F
Chance Snow
Tuesday
High: 28 °F
Becoming
SunnyTuesday Night
Low: 9 °F
Mostly Clear
Wednesday
High: 28 °F
Sunny
Wednesday Night
Low: 15 °F
Partly Cloudy
Thursday
High: 36 °F
Partly Sunny
Thursday Night
Low: 30 °F
Partly Cloudy
Friday
High: 40 °F
Partly Sunny
Detailed Forecast
This Afternoon
Mostly sunny, with a high near 29. Northwest wind 5 to 10 mph.
Tonight
A chance of snow or flurries before 1am, then a slight chance of snow between 1am and 5am, then a chance of flurries after 5am. Mostly cloudy, with a low around 19. Northwest wind around 5 mph becoming north after midnight. Chance of precipitation is 30%.
Tuesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 28. North wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 9. North wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 28.
Wednesday Night
Partly cloudy, with a low around 15.
Thursday
Partly sunny, with a high near 36.
Thursday Night
Partly cloudy, with a low around 30.
Friday
Partly sunny, with a high near 40.
Friday Night
Partly cloudy, with a low around 16.
Saturday
Mostly sunny, with a high near 31.
Saturday Night
Partly cloudy, with a low around 17.
Sunday
Mostly sunny, with a high near 34.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Princeton IL
41.37°N 89.46°W (Elev. 709 ft)
41.37°N 89.46°W (Elev. 709 ft)
3:17 pm CST Feb 2, 2026
3pm CST Feb 2, 2026-6pm CST Feb 8, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
