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

86°F

30°C

Humidity 59%
Wind Speed SW 3 mph
Barometer 30.00 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 3 Jul 7:15 pm CDT
Extended Forecast for

Mc Nabb IL

  • Tonight

    Tonight: Increasing clouds, with a low around 70. Southwest wind around 5 mph becoming calm.

    Low: 70 °F

    Increasing
    Clouds

  • Independence Day

    Independence Day: Mostly sunny, with a high near 91. South wind 5 to 10 mph.

    High: 91 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 70. South wind around 5 mph.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 91. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 91 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72.

    Low: 72 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 86.

    High: 86 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 67.

    Low: 67 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Monday Night

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

    Low: 65 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 70. Southwest wind around 5 mph becoming calm.
Independence Day
Mostly sunny, with a high near 91. South wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 70. South wind around 5 mph.
Saturday
Mostly sunny, with a high near 91. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72.
Sunday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 86.
Sunday Night
Mostly cloudy, with a low around 67.
Monday
Mostly sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 65.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 67.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 66.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Mc Nabb IL
 41.17°N 89.21°W (Elev. 673 ft)
Last Update:
5:17 pm CDT Jul 3, 2025
Forecast Valid:
7pm CDT Jul 3, 2025-6pm CDT Jul 10, 2025
 
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