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.

Overcast

33°F

1°C

Humidity 95%
Wind Speed W 3 mph
Barometer 29.96 in
Dewpoint 31°F (-1°C)
Visibility 7.00 mi
Last update 31 Dec 6:55 am CST
Extended Forecast for

Mc Nabb IL

  • Today

    Today: Patchy drizzle before noon, then a chance of snow between noon and 1pm, then rain likely after 1pm. Cloudy, with a high near 37. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

    High: 37 °F

    Patchy
    Drizzle then
    Rain/Snow
    Likely

  • Tonight

    Tonight: A chance of rain and snow before 7pm, then a chance of snow between 7pm and 9pm. Cloudy during the early evening, then gradual clearing, with a low around 11. West wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 40%.

    Low: 11 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

  • New Year's Day

    New Year's Day: Sunny, with a high near 24. North wind 5 to 10 mph becoming light and variable in the morning.

    High: 24 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15. Calm wind.

    Low: 15 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy drizzle before noon, then a chance of snow between noon and 1pm, then rain likely after 1pm. Cloudy, with a high near 37. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A chance of rain and snow before 7pm, then a chance of snow between 7pm and 9pm. Cloudy during the early evening, then gradual clearing, with a low around 11. West wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 40%.
New Year's Day
Sunny, with a high near 24. North wind 5 to 10 mph becoming light and variable in the morning.
Thursday Night
Partly cloudy, with a low around 15. Calm wind.
Friday
Mostly sunny, with a high near 29.
Friday Night
Partly cloudy, with a low around 16.
Saturday
Partly sunny, with a high near 29.
Saturday Night
Partly cloudy, with a low around 16.
Sunday
Mostly sunny, with a high near 34.
Sunday Night
Partly cloudy, with a low around 27.
Monday
Partly sunny, with a high near 42.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Partly sunny, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mc Nabb IL
 41.17°N 89.21°W (Elev. 673 ft)
Last Update:
6:56 am CST Dec 31, 2025
Forecast Valid:
7am CST Dec 31, 2025-6pm CST Jan 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation