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

11°F

-12°C

Humidity 70%
Wind Speed W 10 mph
Barometer 30.18 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill-2°F (-19°C)
Last update 17 Mar 8:35 am CDT
Extended Forecast for

3 Miles NNW Dover IL

  • Today

    Today: Increasing clouds, with a high near 24. Wind chill values as low as -5. Northwest wind around 10 mph becoming southwest in the afternoon.

    High: 24 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Snow, mainly before 5am. Temperature falling to near 19 by 8pm, then rising to around 25 during the remainder of the night. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 19 °F⇑

    Snow

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 41. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 41 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31. West wind around 5 mph becoming south after midnight.

    Low: 31 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 24. Wind chill values as low as -5. Northwest wind around 10 mph becoming southwest in the afternoon.
Tonight
Snow, mainly before 5am. Temperature falling to near 19 by 8pm, then rising to around 25 during the remainder of the night. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 41. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 31. West wind around 5 mph becoming south after midnight.
Thursday
Mostly sunny, with a high near 55.
Thursday Night
Mostly cloudy, with a low around 37.
Friday
Partly sunny, with a high near 63.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Partly sunny, with a high near 60.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
Mostly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Dover IL
 41.48°N 89.4°W (Elev. 722 ft)
Last Update:
8:37 am CDT Mar 17, 2026
Forecast Valid:
8am CDT Mar 17, 2026-6pm CDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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