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

76°F

24°C

Humidity 65%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 13 Jul 9:55 am CDT
Extended Forecast for

Dalzell IL

  • Today

    Today: Mostly cloudy, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.

    High: 82 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 63. West wind around 5 mph becoming calm.

    Low: 63 °F

    Gradual
    Clearing

  • Monday

    Monday: Sunny, with a high near 86. Calm wind becoming southwest around 5 mph.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81.

    High: 81 °F

    Mostly Cloudy
    then Chance
    T-storms

Detailed Forecast

Today
Mostly cloudy, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 63. West wind around 5 mph becoming calm.
Monday
Sunny, with a high near 86. Calm wind becoming southwest around 5 mph.
Monday Night
Mostly clear, with a low around 65. Calm wind.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89.
Wednesday Night
A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 67.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81.
Thursday Night
Mostly cloudy, with a low around 61.
Friday
Mostly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 63.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dalzell IL
 41.37°N 89.17°W (Elev. 650 ft)
Last Update:
8:32 am CDT Jul 13, 2025
Forecast Valid:
10am CDT Jul 13, 2025-6pm CDT Jul 19, 2025
 
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