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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Sterling Rockfalls (KSQI)

Lat: 41.74°NLon: 89.67°WElev: 643ft.

A Few Clouds

37°F

3°C

Humidity 70%
Wind Speed W 18 mph
Barometer 29.99 in (1015.9 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 10 Jan 2:56 pm CST
Extended Forecast for

Deer Grove IL

  • This Afternoon

    This Afternoon: A chance of sprinkles and flurries before 4pm, then scattered snow showers. Partly sunny, with a high near 39. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. Total daytime snow accumulation of less than a half inch possible.

    High: 39 °F

    Scattered
    Sprinkles/Snow

  • Tonight

    Tonight: Scattered snow showers before 3am, then scattered flurries between 3am and 5am, then isolated snow showers after 5am. Increasing clouds, with a low around 23. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Blustery.
    Scattered
    Snow Showers
    then Isolated
    Snow Showers

  • Sunday

    Sunday: Scattered flurries before 7am. Mostly sunny, with a high near 31. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 31 °F

    Scattered
    Flurries and
    Blustery then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 26. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 26 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 34.

    High: 34 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A chance of sprinkles and flurries before 4pm, then scattered snow showers. Partly sunny, with a high near 39. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Scattered snow showers before 3am, then scattered flurries between 3am and 5am, then isolated snow showers after 5am. Increasing clouds, with a low around 23. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Sunday
Scattered flurries before 7am. Mostly sunny, with a high near 31. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 26. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 44.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
Partly sunny, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Mostly cloudy, with a high near 34.
Wednesday Night
Partly cloudy, with a low around 17.
Thursday
Partly sunny, with a high near 32.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 27.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Deer Grove IL
 41.6°N 89.68°W (Elev. 643 ft)
Last Update:
3:31 pm CST Jan 10, 2026
Forecast Valid:
3pm CST Jan 10, 2026-6pm CST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation