Hazardous Weather Conditions
Current conditions at
Illinois Valley Regional Airport (KVYS)
Lat: 41.35°NLon: 89.15°WElev: 650ft.
Partly Cloudy
46°F
8°C
| Humidity | 64% |
| Wind Speed | SE 9 mph |
| Barometer | 29.45 in |
| Dewpoint | 35°F (2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 41°F (5°C) |
| Last update | 15 Mar 7:55 am CDT |
Extended Forecast for
Princeton IL
Blizzard Warning March 15, 07:00pm until March 16, 01:00pm
High Wind Warning March 15, 07:00pm until March 16, 01:00pm
Today

High: 59 °F
Showers and
WindyTonight
Low: 18 °F
Wintry Mix
and Blowing
SnowMonday

High: 21 °F
Snow Likely
and Blowing
SnowMonday Night
Low: 7 °F
Mostly Cloudy
and Blustery
then Partly
CloudyTuesday

High: 27 °F
Mostly Sunny
Tuesday Night

Low: 20 °F
Snow Likely
Wednesday

High: 47 °F
Mostly Sunny
Wednesday Night

Low: 33 °F
Partly Cloudy
Thursday

High: 58 °F
Mostly Sunny
Detailed Forecast
Today
Showers and thunderstorms before 2pm, then showers and possibly a thunderstorm between 2pm and 4pm, then rain and possibly a thunderstorm after 4pm. High near 59. Windy, with a south wind 20 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Rain, possibly mixed with sleet before 10pm, then rain and snow likely between 10pm and midnight, then snow after midnight. Some thunder is also possible. Widespread blowing snow, mainly after 4am. Low around 18. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow and sleet accumulation of 1 to 3 inches possible.
Monday
Snow likely, mainly before 1pm. Widespread blowing snow, mainly before 10am. Cloudy, with a steady temperature around 21. Wind chill values as low as zero. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 7. Wind chill values as low as -5. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 27.
Tuesday Night
Snow likely, mainly after 1am. Mostly cloudy, with a low around 20. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Wednesday
Mostly sunny, with a high near 47.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 58.
Thursday Night
Partly cloudy, with a low around 37.
Friday
Mostly cloudy, with a high near 65.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 56.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
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)
7:36 am CDT Mar 15, 2026
8am CDT Mar 15, 2026-6pm CDT Mar 21, 2026



