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

40°F

4°C

Humidity 62%
Wind Speed SW 8 mph
Barometer 30.12 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 19 Apr 3:55 am CDT
Extended Forecast for

Spring Valley IL

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

    NOW until further notice

    Flood Warning

  • Today

    High: 52 °F

    Frost then
    Decreasing
    Clouds

  • Tonight

    Tonight: Widespread frost after 3am. Otherwise, mostly clear, with a low around 30. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 20 mph.

    Low: 30 °F

    Mostly Clear
    then Frost

  • Monday

    Monday: Widespread frost before 9am. Otherwise, sunny, with a high near 57. Calm wind becoming south around 5 mph in the afternoon.

    High: 57 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 46. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Today
Widespread frost before 8am. Otherwise, increasing clouds, with a high near 52. Southwest wind 5 to 10 mph becoming northwest 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Tonight
Widespread frost after 3am. Otherwise, mostly clear, with a low around 30. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 20 mph.
Monday
Widespread frost before 9am. Otherwise, sunny, with a high near 57. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 46. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
Friday
Showers likely. Mostly cloudy, with a high near 72. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Spring Valley IL
 41.32°N 89.23°W (Elev. 466 ft)
Last Update:
3:12 am CDT Apr 19, 2026
Forecast Valid:
4am CDT Apr 19, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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