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

52°F

11°C

Humidity 100%
Wind Speed SW 7 mph
Barometer 29.67 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 9 May 4:00 am CDT
Extended Forecast for

Dover IL

  • Today

    Today: Increasing clouds, with a high near 76. Breezy, with a southwest wind 10 to 15 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 76 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 44. North wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 44 °F

    Gradual
    Clearing

  • Sunday

    Sunday: Sunny, with a high near 64. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41. North wind 5 to 10 mph.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 74. Breezy. Chance of precipitation is 50%.

    High: 74 °F

    Chance
    Showers then
    Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 76. Breezy, with a southwest wind 10 to 15 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 44. North wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 64. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 41. North wind 5 to 10 mph.
Monday
Sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 43.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 74. Breezy. Chance of precipitation is 50%.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Sunny, with a high near 68.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 79.
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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:
2:51 am CDT May 9, 2026
Forecast Valid:
4am CDT May 9, 2026-6pm CDT May 15, 2026
 
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