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

43°F

6°C

Humidity 100%
Wind Speed E 5 mph
Barometer 30.06 in (1018.1 mb)
Dewpoint 43°F (6°C)
Visibility 0.50 mi
Wind Chill40°F (4°C)
Last update 4 Mar 4:56 pm CST
Extended Forecast for

Deer Grove IL

  • Tonight

    Tonight: A chance of showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then showers likely after 5am. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 42. Northeast wind around 5 mph. Chance of precipitation is 60%.

    Low: 42 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: Showers likely before 10am, then a chance of rain between 10am and noon. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 57. Northeast wind around 5 mph. Chance of precipitation is 70%.

    High: 57 °F

    Showers
    Likely and
    Patchy Fog
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: A chance of rain between midnight and 3am, then a chance of rain and thunderstorms after 3am. Mostly cloudy, with a low around 44. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Rain and possibly a thunderstorm before noon, then rain likely between noon and 3pm, then rain likely and possibly a thunderstorm after 3pm. High near 73. Breezy, with a south wind 10 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 73 °F

    Rain then
    Rain Likely
    and Breezy

  • Friday Night

    Friday Night: Rain and possibly a thunderstorm. Low around 46. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Rain

  • Saturday

    Saturday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then showers likely after 5am. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 42. Northeast wind around 5 mph. Chance of precipitation is 60%.
Thursday
Showers likely before 10am, then a chance of rain between 10am and noon. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 57. Northeast wind around 5 mph. Chance of precipitation is 70%.
Thursday Night
A chance of rain between midnight and 3am, then a chance of rain and thunderstorms after 3am. Mostly cloudy, with a low around 44. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.
Friday
Rain and possibly a thunderstorm before noon, then rain likely between noon and 3pm, then rain likely and possibly a thunderstorm after 3pm. High near 73. Breezy, with a south wind 10 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Rain and possibly a thunderstorm. Low around 46. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Partly sunny, with a high near 55.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 44.
Monday
Sunny, with a high near 73.
Monday Night
A 30 percent chance of rain. Partly cloudy, with a low around 51.
Tuesday
Rain likely. Mostly cloudy, with a high near 67. Chance of precipitation is 70%.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 35. Chance of precipitation is 70%.
Wednesday
A chance of rain and snow. Partly sunny, with a high near 45. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Deer Grove IL
 41.6°N 89.68°W (Elev. 643 ft)
Last Update:
4:46 pm CST Mar 4, 2026
Forecast Valid:
5pm CST Mar 4, 2026-6pm CDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation