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Hazardous Weather Conditions

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Rain

54°F

12°C

Humidity 100%
Wind Speed SE 9 mph
Barometer 29.74 in
Dewpoint 54°F (12°C)
Visibility 1.75 mi
Wind Chill51°F (11°C)
Last update 2 Apr 10:38 am CDT
Extended Forecast for

Illinois Valley Rgnl-Walter A Duncan Field Airport IL

Flood Watch April 4, 01:00am until April 5, 05:00pm
Wind Advisory April 2, 01:00pm until April 2, 07:00pm
Click here for hazard details and duration
Flood Watch
Wind Advisory

  • Today

    Today: Showers and possibly a thunderstorm before 4pm, then showers and thunderstorms likely after 4pm. Patchy fog before 11am. High near 70. Windy, with a southeast wind 15 to 20 mph becoming south southwest 25 to 30 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 70 °F

    Showers and
    Patchy Fog
    then T-storms
    and Windy

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, with a low around 46. Windy, with a south southwest wind 20 to 30 mph becoming west 10 to 20 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Showers
    Likely and
    Windy then
    Mostly Cloudy
    and Breezy

  • Friday

    Friday: A 10 percent chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 68. West wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 15 mph.

    High: 68 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 50. East wind around 15 mph becoming south southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%.

    Low: 50 °F

    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm. Mostly cloudy, with a high near 59. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    High: 59 °F

    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 35. Breezy.

    Low: 35 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

Detailed Forecast

Today
Showers and possibly a thunderstorm before 4pm, then showers and thunderstorms likely after 4pm. Patchy fog before 11am. High near 70. Windy, with a southeast wind 15 to 20 mph becoming south southwest 25 to 30 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, with a low around 46. Windy, with a south southwest wind 20 to 30 mph becoming west 10 to 20 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A 10 percent chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 68. West wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 15 mph.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 50. East wind around 15 mph becoming south southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%.
Saturday
A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm. Mostly cloudy, with a high near 59. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 35. Breezy.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Mostly clear, with a low around 35.
Monday
Mostly sunny, with a high near 56.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Mostly sunny, with a high near 51.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Partly sunny, with a high near 64. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Illinois Valley Rgnl-Walter A Duncan Field Airport IL
 41.34°N 89.14°W
Last Update:
10:31 am CDT Apr 2, 2026
Forecast Valid:
10am CDT Apr 2, 2026-6pm CDT Apr 8, 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