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Hazardous Weather Conditions

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Fair

7°F

-14°C

Humidity 74%
Wind Speed NW 8 mph
Barometer 30.36 in
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill-6°F (-21°C)
Last update 4 Dec 4:15 am CST
Extended Forecast for

Ottawa IL

  • Today

    Today: Sunny, with a high near 13. Wind chill values as low as -9. North northwest wind around 5 mph becoming calm in the morning.

    High: 13 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a temperature falling to near -4 by 11pm, then rising to around 4 during the remainder of the night. Wind chill values as low as -13. Calm wind becoming south southwest around 5 mph after midnight. Winds could gust as high as 10 mph.

    Low: -4 °F⇑

    Increasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 28. Wind chill values as low as -4. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 28 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 22. South southwest wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 15 mph.

    Low: 22 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 28. West wind around 5 mph becoming north in the afternoon. Winds could gust as high as 10 mph.

    High: 28 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Chance Snow

  • Sunday

    Sunday: A 20 percent chance of snow before noon. Partly sunny, with a high near 22.

    High: 22 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 4.

    Low: 4 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 22.

    High: 22 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 13. Wind chill values as low as -9. North northwest wind around 5 mph becoming calm in the morning.
Tonight
Increasing clouds, with a temperature falling to near -4 by 11pm, then rising to around 4 during the remainder of the night. Wind chill values as low as -13. Calm wind becoming south southwest around 5 mph after midnight. Winds could gust as high as 10 mph.
Friday
Mostly sunny, with a high near 28. Wind chill values as low as -4. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 22. South southwest wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 15 mph.
Saturday
Mostly cloudy, with a high near 28. West wind around 5 mph becoming north in the afternoon. Winds could gust as high as 10 mph.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 14.
Sunday
A 20 percent chance of snow before noon. Partly sunny, with a high near 22.
Sunday Night
Mostly cloudy, with a low around 4.
Monday
Partly sunny, with a high near 22.
Monday Night
A chance of snow. Mostly cloudy, with a low around 14.
Tuesday
Mostly cloudy, with a high near 32.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 22.
Wednesday
A chance of rain or freezing rain. Mostly cloudy, with a high near 33.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ottawa IL
 41.35°N 88.85°W
Last Update:
3:11 am CST Dec 4, 2025
Forecast Valid:
4am CST Dec 4, 2025-6pm CST Dec 10, 2025
 
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Additional Resources

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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