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

41°F

5°C

Humidity 66%
Wind Speed NW 5 mph
Barometer 30.26 in
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 19 Apr 9:55 pm CDT
Extended Forecast for

Seatonville IL

Freeze Warning April 20, 12:00am until April 20, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Tonight

    Tonight: Widespread frost after 4am. Otherwise, clear, with a low around 30. North wind around 5 mph.

    Low: 30 °F

    Clear then
    Frost

  • Monday

    Monday: Widespread frost before 8am. Otherwise, sunny, with a high near 57. Calm wind becoming south around 5 mph in the morning.

    High: 57 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 81. Breezy.

    High: 81 °F

    Sunny then
    Partly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 59. Breezy. Chance of precipitation is 80%.

    Low: 59 °F

    Showers and
    Breezy

Detailed Forecast

Tonight
Widespread frost after 4am. Otherwise, clear, with a low around 30. North wind around 5 mph.
Monday
Widespread frost before 8am. Otherwise, sunny, with a high near 57. Calm wind becoming south around 5 mph in the morning.
Monday Night
Partly cloudy, with a low around 45. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 76. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Mostly sunny, with a high near 81. Breezy.
Thursday Night
Showers and possibly a thunderstorm. Low around 59. Breezy. Chance of precipitation is 80%.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 71.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Mostly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Seatonville IL
 41.37°N 89.29°W (Elev. 656 ft)
Last Update:
8:52 pm CDT Apr 19, 2026
Forecast Valid:
10pm CDT Apr 19, 2026-6pm CDT Apr 26, 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