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

De Kalb Taylor Municipal Airport (KDKB)

Lat: 41.93°NLon: 88.71°WElev: 909ft.

Overcast

54°F

12°C

Humidity 100%
Wind Speed SE 16 G 22 mph
Barometer 30.13 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 2 Nov 8:35 am CST
Extended Forecast for

Sycamore IL

  • Today

    Today: Patchy drizzle between 9am and 4pm, then a slight chance of showers after 4pm. Cloudy, with a high near 63. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 63 °F

    Patchy
    Drizzle

  • Tonight

    Tonight: A 20 percent chance of showers. Cloudy, with a low around 59. South wind around 15 mph, with gusts as high as 30 mph.

    Low: 59 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, then showers and possibly a thunderstorm after 3pm. High near 71. Breezy, with a south wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Breezy.
    Slight Chance
    Showers then
    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 56. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    Low: 56 °F

    Showers

  • Wednesday

    Wednesday: Showers likely, mainly before noon. Mostly cloudy, with a high near 64. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 64 °F

    Showers
    Likely then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers after noon. Mostly cloudy, with a high near 57.

    High: 57 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

Detailed Forecast

Today
Patchy drizzle between 9am and 4pm, then a slight chance of showers after 4pm. Cloudy, with a high near 63. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tonight
A 20 percent chance of showers. Cloudy, with a low around 59. South wind around 15 mph, with gusts as high as 30 mph.
Tuesday
Showers likely, then showers and possibly a thunderstorm after 3pm. High near 71. Breezy, with a south wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm. Low around 56. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Wednesday
Showers likely, mainly before noon. Mostly cloudy, with a high near 64. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Wednesday Night
Mostly cloudy, with a low around 47.
Thursday
A 30 percent chance of showers after noon. Mostly cloudy, with a high near 57.
Thursday Night
Mostly cloudy, with a low around 43.
Friday
Mostly cloudy, with a high near 56.
Friday Night
Mostly cloudy, with a low around 39.
Saturday
Partly sunny, with a high near 57.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
Partly sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sycamore IL
 41.98°N 88.7°W
Last Update:
5:21 am CST Nov 2, 2026
Forecast Valid:
8am CST Nov 2, 2026-6pm CST Nov 8, 2026
 
Forecast Discussion
 
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Additional Resources

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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