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

Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Fair

34°F

1°C

Humidity 65%
Wind Speed SW 12 mph
Barometer 30.17 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 12 Jan 10:00 am CST
Extended Forecast for

3 Miles SE Hennepin IL

  • Today

    Today: Sunny, with a high near 43. Southwest wind around 10 mph.

    High: 43 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 33. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 33 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 49. West wind around 15 mph, with gusts as high as 25 mph.

    High: 49 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. Northwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of snow after noon. Mostly cloudy, with a high near 36. Breezy.

    High: 36 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 23.

    Low: 23 °F

    Chance Snow

  • Friday

    Friday: Snow likely, mainly after noon. Mostly cloudy, with a high near 35. Chance of precipitation is 60%.

    High: 35 °F

    Chance Snow
    then Snow
    Likely

Detailed Forecast

Today
Sunny, with a high near 43. Southwest wind around 10 mph.
Tonight
Increasing clouds, with a low around 33. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 49. West wind around 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 30. Northwest wind around 15 mph, with gusts as high as 25 mph.
Wednesday
A 40 percent chance of snow after noon. Mostly cloudy, with a high near 36. Breezy.
Wednesday Night
Partly cloudy, with a low around 15.
Thursday
Mostly sunny, with a high near 27.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 23.
Friday
Snow likely, mainly after noon. Mostly cloudy, with a high near 35. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 17.
Saturday
Partly sunny, with a high near 21.
Saturday Night
Mostly cloudy, with a low around 6.
Sunday
Partly sunny, with a high near 20.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Hennepin IL
 41.24°N 89.29°W (Elev. 659 ft)
Last Update:
9:41 am CST Jan 12, 2026
Forecast Valid:
10am CST Jan 12, 2026-6pm CST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation