National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Fair

28°F

-2°C

Humidity 86%
Wind Speed SW 3 mph
Barometer 30.28 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 12 Feb 1:21 am CST
Extended Forecast for

4 Miles SE Sublette IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 26. West northwest wind around 5 mph becoming calm.

    Low: 26 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of snow between 9am and noon. Cloudy through mid morning, then gradual clearing, with a high near 47. East wind 5 to 10 mph becoming west southwest in the afternoon. Chance of precipitation is 20%.

    High: 47 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. South southeast wind around 5 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 52. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 52 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 31. Southwest wind around 5 mph becoming calm in the evening.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly cloudy, with a high near 53.

    High: 53 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 26. West northwest wind around 5 mph becoming calm.
Thursday
A slight chance of snow between 9am and noon. Cloudy through mid morning, then gradual clearing, with a high near 47. East wind 5 to 10 mph becoming west southwest in the afternoon. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 29. South southeast wind around 5 mph.
Friday
Sunny, with a high near 52. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday Night
Mostly clear, with a low around 31. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly cloudy, with a high near 53.
Saturday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 34.
Sunday
Sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 32.
Washington's Birthday
Partly sunny, with a high near 55.
Monday Night
Mostly cloudy, with a low around 40.
Tuesday
Mostly cloudy, with a high near 58.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 46.
Wednesday
A chance of rain. Mostly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Sublette IL
 41.61°N 89.19°W
Last Update:
12:35 am CST Feb 12, 2026
Forecast Valid:
1am CST Feb 12, 2026-6pm CST Feb 18, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation