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

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Hazardous Weather Conditions

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Overcast

24°F

-4°C

Humidity 74%
Wind Speed N 9 mph
Barometer 29.95 in
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 2 Jan 8:15 am CST
Extended Forecast for

Tiskilwa IL

  • Today

    Today: Increasing clouds, with a high near 28. North wind around 5 mph.

    High: 28 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Cloudy, with a low around 20. North wind around 5 mph.

    Low: 20 °F

    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 32. Calm wind becoming northwest around 5 mph.

    High: 32 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 16. Calm wind.

    Low: 16 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 28. North wind around 5 mph.
Tonight
Cloudy, with a low around 20. North wind around 5 mph.
Saturday
Mostly sunny, with a high near 32. Calm wind becoming northwest around 5 mph.
Saturday Night
Mostly clear, with a low around 16. Calm wind.
Sunday
Partly sunny, with a high near 33.
Sunday Night
Partly cloudy, with a low around 29.
Monday
Partly sunny, with a high near 47.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
Mostly sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
Partly sunny, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 36.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tiskilwa IL
 41.29°N 89.5°W (Elev. 535 ft)
Last Update:
7:01 am CST Jan 2, 2026
Forecast Valid:
8am CST Jan 2, 2026-6pm CST Jan 8, 2026
 
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