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

Hazardous Weather Conditions

Current conditions at

Sterling Rockfalls (KSQI)

Lat: 41.74°NLon: 89.67°WElev: 643ft.

Fog/Mist

41°F

5°C

Humidity 96%
Wind Speed W 9 mph
Barometer 29.66 in (1004.7 mb)
Dewpoint 40°F (4°C)
Visibility 2.00 mi
Wind Chill35°F (2°C)
Last update 6 Jan 2:56 pm CST
Extended Forecast for

Deer Grove IL

  • This Afternoon

    This Afternoon: Patchy drizzle. Cloudy, with a high near 45. West wind around 10 mph.

    High: 45 °F

    Patchy
    Drizzle

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, cloudy, with a low around 32. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Cloudy then
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, partly sunny, with a high near 47. West wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

    High: 47 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 38. South wind around 10 mph.

    Low: 38 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Rain, mainly after noon. High near 55. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 55 °F

    Chance Rain
    then Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before midnight. Mostly cloudy, with a low around 39. Chance of precipitation is 70%.

    Low: 39 °F

    Rain Likely
    then Chance
    Rain

  • Friday

    Friday: Mostly cloudy, with a high near 45.

    High: 45 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain and snow before noon, then a chance of snow. Partly sunny, with a high near 37. Chance of precipitation is 50%.

    High: 37 °F

    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

This Afternoon
Patchy drizzle. Cloudy, with a high near 45. West wind around 10 mph.
Tonight
Patchy fog after 4am. Otherwise, cloudy, with a low around 32. West wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 47. West wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Increasing clouds, with a low around 38. South wind around 10 mph.
Thursday
Rain, mainly after noon. High near 55. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 39. Chance of precipitation is 70%.
Friday
Mostly cloudy, with a high near 45.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 32.
Saturday
A chance of rain and snow before noon, then a chance of snow. Partly sunny, with a high near 37. Chance of precipitation is 50%.
Saturday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 22.
Sunday
Mostly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 41.
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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:
1:56 pm CST Jan 6, 2026
Forecast Valid:
3pm CST Jan 6, 2026-6pm CST Jan 12, 2026
 
Forecast Discussion
 
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Additional Resources

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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