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

Hazardous Weather Conditions

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Fair and Breezy

33°F

1°C

Humidity 48%
Wind Speed S 21 G 29 mph
Barometer 29.75 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 24 Feb 10:35 am CST
Extended Forecast for

Granville IL

  • Today

    Today: Cloudy, with a high near 42. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 42 °F

    Cloudy and
    Breezy

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 23. Northwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 23 °F

    Gradual
    Clearing

  • Wednesday

    Wednesday: Sunny, with a high near 37. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 37 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 23. North wind around 5 mph becoming northeast after midnight. New snow accumulation of 1 to 3 inches possible.

    Low: 23 °F

    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

Detailed Forecast

Today
Cloudy, with a high near 42. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 23. Northwest wind around 15 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 37. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 23. North wind around 5 mph becoming northeast after midnight. New snow accumulation of 1 to 3 inches possible.
Thursday
Mostly sunny, with a high near 42.
Thursday Night
Mostly clear, with a low around 28.
Friday
Sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 32.
Saturday
Partly sunny, with a high near 47.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
A 30 percent chance of snow. Mostly sunny, with a high near 34.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 23.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Granville IL
 41.26°N 89.24°W (Elev. 699 ft)
Last Update:
4:37 am CST Feb 24, 2026
Forecast Valid:
11am CST Feb 24, 2026-6pm CST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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