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.

Mostly Cloudy

18°F

-8°C

Humidity 65%
Wind Speed NW 12 G 17 mph
Barometer 30.45 in
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill5°F (-15°C)
Last update 22 Feb 10:10 pm CST
Extended Forecast for

Dover IL

  • Tonight

    Tonight: A chance of flurries before 1am. Mostly cloudy, with a low around 12. Wind chill values as low as zero. Northwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 12 °F

    Chance
    Flurries

  • Monday

    Monday: Sunny, with a high near 29. Wind chill values as low as -5. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 29 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 18. Light and variable wind becoming south 5 to 10 mph after midnight.

    Low: 18 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 43. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 43 °F

    Mostly Cloudy
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Snow likely. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.

    Low: 23 °F

    Snow Likely

  • Thursday

    Thursday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of flurries before 1am. Mostly cloudy, with a low around 12. Wind chill values as low as zero. Northwest wind around 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 29. Wind chill values as low as -5. North wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Increasing clouds, with a low around 18. Light and variable wind becoming south 5 to 10 mph after midnight.
Tuesday
Mostly cloudy, with a high near 43. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 23.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.
Thursday
Partly sunny, with a high near 38.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Sunny, with a high near 53.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Partly sunny, with a high near 47.
Saturday Night
Partly cloudy, with a low around 20.
Sunday
Partly sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dover IL
 41.44°N 89.4°W (Elev. 748 ft)
Last Update:
8:32 pm CST Feb 22, 2026
Forecast Valid:
10pm CST Feb 22, 2026-6pm CST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation