NWS Forecast for: Dekalb IL
Issued by: National Weather Service Chicago, IL
Last Update: 1:15 pm CDT Apr 17, 2021
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  • This
    Afternoon

    This Afternoon: Partly sunny, with a high near 59. North northwest wind around 5 mph.

    Partly Sunny



    High: 59 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 37. North wind 5 to 10 mph becoming south after midnight.

    Partly Cloudy



    Low: 37 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 60. West wind 5 to 15 mph, with gusts as high as 20 mph.

    Mostly Sunny



    High: 60 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 40. Southwest wind 5 to 10 mph.

    Partly Cloudy



    Low: 40 °F

  • Monday

    Monday: A 20 percent chance of rain after 2pm.  Mostly sunny, with a high near 57. West wind 10 to 15 mph.

    Mostly Sunny
    then Slight
    Chance Rain

    High: 57 °F

  • Monday
    Night

    Monday Night: A chance of rain before midnight, then snow likely, possibly mixed with rain.  Mostly cloudy, with a low around 33. Chance of precipitation is 60%.

    Chance Rain
    then
    Rain/Snow
    Likely

    Low: 33 °F

  • Tuesday

    Tuesday: Snow likely before 1pm, then snow likely, possibly mixed with rain.  Cloudy, with a high near 36. Chance of precipitation is 70%.

    Snow Likely
    then
    Rain/Snow
    Likely

    High: 36 °F

  • Tuesday
    Night

    Tuesday Night: Snow likely, possibly mixed with rain before 8pm, then a slight chance of snow between 8pm and 2am.  Mostly cloudy, with a low around 27.

    Rain/Snow
    Likely then
    Slight Chance
    Snow

    Low: 27 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44.

    Mostly Sunny



    High: 44 °F

  • This Afternoon: Partly sunny, with a high near 59. North northwest wind around 5 mph.

    Tonight: Partly cloudy, with a low around 37. North wind 5 to 10 mph becoming south after midnight.

    Sunday: Mostly sunny, with a high near 60. West wind 5 to 15 mph, with gusts as high as 20 mph.

    Sunday Night: Partly cloudy, with a low around 40. Southwest wind 5 to 10 mph.

    Monday: A 20 percent chance of rain after 2pm. Mostly sunny, with a high near 57. West wind 10 to 15 mph.

    Monday Night: A chance of rain before midnight, then snow likely, possibly mixed with rain. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.

    Tuesday: Snow likely before 1pm, then snow likely, possibly mixed with rain. Cloudy, with a high near 36. Chance of precipitation is 70%.

    Tuesday Night: Snow likely, possibly mixed with rain before 8pm, then a slight chance of snow between 8pm and 2am. Mostly cloudy, with a low around 27.

    Wednesday: Mostly sunny, with a high near 44.

    Wednesday Night: Mostly clear, with a low around 30.

    Thursday: Sunny, with a high near 56.

    Thursday Night: A slight chance of rain. Partly cloudy, with a low around 38.

    Friday: A chance of rain. Partly sunny, with a high near 58.



    Dekalb IL
     41.9°N 88.76°W

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