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

34°F

1°C

Humidity 51%
Wind Speed SE 8 mph
Barometer 30.40 in
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 23 Mar 11:35 pm CDT
Extended Forecast for

2 Miles S Ottawa IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 29. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 29 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 55. South wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40. Southeast wind around 5 mph, with gusts as high as 10 mph.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 69. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 69 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 54. South wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 54 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 32. Breezy. Chance of precipitation is 50%.

    Low: 32 °F

    Chance
    Showers and
    Breezy

  • Friday

    Friday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 29. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday
Partly sunny, with a high near 55. South wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
Mostly cloudy, with a low around 40. Southeast wind around 5 mph, with gusts as high as 10 mph.
Wednesday
Partly sunny, with a high near 69. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 54. South wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80.
Thursday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 32. Breezy. Chance of precipitation is 50%.
Friday
Partly sunny, with a high near 46.
Friday Night
Mostly clear, with a low around 27.
Saturday
Sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Partly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Ottawa IL
 41.33°N 88.82°W
Last Update:
8:55 pm CDT Mar 23, 2026
Forecast Valid:
11pm CDT Mar 23, 2026-6pm CDT Mar 30, 2026
 
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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