Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Hazardous Weather Conditions

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Overcast

26°F

-3°C

Humidity 74%
Wind Speed SW 8 mph
Barometer 30.07 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 30 Dec 4:35 pm CST
Extended Forecast for

3 Miles SE Naplate IL

  • This Afternoon

    This Afternoon: A 40 percent chance of snow, mainly before 5pm.  Cloudy, with a high near 25. West southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 25 °F

    Chance Snow

  • Tonight

    Tonight: A 40 percent chance of snow, mainly before 11pm.  Cloudy, with a low around 25. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Chance Snow
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: A chance of flurries between 9am and noon, then snow likely after noon.  Cloudy, with a high near 33. West wind 10 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Cloudy then
    Snow Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before midnight.  Mostly cloudy, then gradually becoming mostly clear, with a low around 11. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 11 °F

    Slight Chance
    Snow then
    Mostly Clear

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 22. North northwest wind around 5 mph becoming calm  in the afternoon. Winds could gust as high as 10 mph.

    High: 22 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of snow, mainly before 5pm. Cloudy, with a high near 25. West southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
A 40 percent chance of snow, mainly before 11pm. Cloudy, with a low around 25. West wind around 10 mph, with gusts as high as 20 mph.
Wednesday
A chance of flurries between 9am and noon, then snow likely after noon. Cloudy, with a high near 33. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 11. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.
New Year's Day
Mostly sunny, with a high near 22. North northwest wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 10 mph.
Thursday Night
Partly cloudy, with a low around 14.
Friday
Mostly sunny, with a high near 28.
Friday Night
Partly cloudy, with a low around 14.
Saturday
Mostly sunny, with a high near 27.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Partly sunny, with a high near 35.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 36.
Monday Night
Mostly cloudy, with a low around 23.
Tuesday
Partly sunny, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Naplate IL
 41.31°N 88.82°W
4:31 pm CST Dec 30, 2025
4pm CST Dec 30, 2025-6pm CST Jan 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database