National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Showers and Thunderstorms in the Southwest and Ohio Valley; Mountain Snow in the Northeast

Showers and thunderstorms, along with high-elevation snow, will begin to develop over parts of the Southwest late tonight and is expected to continue through Wednesday morning. Mountain snow over parts the Northeast will continue through Tuesday. A few strong to severe storms and heavy rainfall are possible across portions of the Lower Ohio Valley Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Overcast

42°F

6°C

Humidity 70%
Wind Speed E 10 mph
Barometer 30.02 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 18 Nov 12:35 am CST
Extended Forecast for

McNabb IL

  • Overnight

    Overnight: Rain and possibly a thunderstorm. Low around 40. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    Low: 40 °F

    Rain

  • Tuesday

    Tuesday: Rain likely, mainly before 8am. Cloudy, with a high near 47. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 47 °F

    Rain Likely
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39. Northeast wind 5 to 10 mph.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 50. Northeast wind around 5 mph becoming calm in the morning.

    High: 50 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 40 percent chance of rain. Mostly cloudy, with a high near 59.

    High: 59 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Friday

    Friday: A 50 percent chance of rain. Mostly cloudy, with a high near 50.

    High: 50 °F

    Chance Rain

  • Friday Night

    Friday Night: A 40 percent chance of rain before midnight. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance Rain
    then Partly
    Cloudy

Detailed Forecast

Overnight
Rain and possibly a thunderstorm. Low around 40. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Tuesday
Rain likely, mainly before 8am. Cloudy, with a high near 47. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Tuesday Night
Mostly cloudy, with a low around 39. Northeast wind 5 to 10 mph.
Wednesday
Mostly cloudy, with a high near 50. Northeast wind around 5 mph becoming calm in the morning.
Wednesday Night
Mostly cloudy, with a low around 39.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 59.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 40.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 50.
Friday Night
A 40 percent chance of rain before midnight. Mostly cloudy, with a low around 33.
Saturday
Mostly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
McNabb IL
 41.17°N 89.21°W (Elev. 673 ft)
Last Update:
9:26 pm CST Nov 17, 2025
Forecast Valid:
12am CST Nov 18, 2025-6pm CST Nov 24, 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