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

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Fair

60°F

16°C

Humidity 26%
Wind Speed S 13 G 20 mph
Barometer 30.22 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 4 Nov 10:55 am CST
Extended Forecast for

Naplate IL

  • Today

    Today: Mostly sunny, with a high near 64. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 64 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 52. South southeast wind around 15 mph becoming west southwest after midnight. Winds could gust as high as 25 mph.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 61. Breezy, with a northwest wind 15 to 20 mph becoming northwest 10 to 15 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 61 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 33. Northwest wind around 5 mph becoming calm in the evening.

    Low: 33 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 59. Light east southeast wind becoming south southeast 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 59 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of rain before midnight, then rain likely and possibly a thunderstorm between midnight and 3am, then rain likely after 3am. Mostly cloudy, with a low around 50. Chance of precipitation is 70%.

    Low: 50 °F

    Chance Rain
    then Rain
    Likely

  • Friday

    Friday: A 30 percent chance of rain before noon. Partly sunny, with a high near 63.

    High: 63 °F

    Chance Rain
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of rain after noon. Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny
    then Chance
    Rain

Detailed Forecast

Today
Mostly sunny, with a high near 64. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 52. South southeast wind around 15 mph becoming west southwest after midnight. Winds could gust as high as 25 mph.
Wednesday
Sunny, with a high near 61. Breezy, with a northwest wind 15 to 20 mph becoming northwest 10 to 15 mph in the afternoon. Winds could gust as high as 35 mph.
Wednesday Night
Mostly clear, with a low around 33. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 59. Light east southeast wind becoming south southeast 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Thursday Night
A chance of rain before midnight, then rain likely and possibly a thunderstorm between midnight and 3am, then rain likely after 3am. Mostly cloudy, with a low around 50. Chance of precipitation is 70%.
Friday
A 30 percent chance of rain before noon. Partly sunny, with a high near 63.
Friday Night
Partly cloudy, with a low around 37.
Saturday
A chance of rain after noon. Partly sunny, with a high near 53.
Saturday Night
A chance of rain before midnight. Mostly cloudy, with a low around 34.
Sunday
Partly sunny, with a high near 40.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Sunny, with a high near 40.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Naplate IL
 41.33°N 88.85°W
Last Update:
10:56 am CST Nov 4, 2025
Forecast Valid:
11am CST Nov 4, 2025-6pm CST Nov 10, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation