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

62°F

17°C

Humidity 93%
Wind Speed S 5 mph
Barometer 30.13 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 4 Oct 5:55 am CDT
Extended Forecast for

Arlington IL

  • Today

    Today: Sunny, with a high near 89. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 60. South wind 5 to 10 mph.

    Low: 60 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 86. South wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 63. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 84.

    High: 84 °F

    Sunny then
    Chance
    Showers

  • Monday Night

    Monday Night: Showers likely, with thunderstorms also possible after 7pm. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.

    Low: 56 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 68.

    High: 68 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 89. South wind 5 to 15 mph, with gusts as high as 20 mph.
Tonight
Clear, with a low around 60. South wind 5 to 10 mph.
Sunday
Sunny, with a high near 86. South wind 10 to 15 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 63. South wind around 10 mph, with gusts as high as 20 mph.
Monday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 84.
Monday Night
Showers likely, with thunderstorms also possible after 7pm. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.
Tuesday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 68.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 69.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arlington IL
 41.48°N 89.25°W (Elev. 774 ft)
Last Update:
5:16 am CDT Oct 4, 2025
Forecast Valid:
6am CDT Oct 4, 2025-6pm CDT Oct 10, 2025
 
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