Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Heavy rain and severe weather possible from the northern/central Plains to the Upper Midwest

Heavy rainfall and severe thunderstorms are expected across portions of the northern and central Plains, pushing eastward into the Upper Midwest by Wednesday. These severe thunderstorms may be capable of producing large hail and damaging winds, and possibly some tornadoes. Read More >

Hazardous Weather Conditions

Current conditions at

De Kalb Taylor Municipal Airport (KDKB)

Lat: 41.93°NLon: 88.71°WElev: 909ft.

Fair

54°F

12°C

Humidity 71%
Wind Speed W 5 mph
Barometer 30.13 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 26 Jun 11:55 pm CDT
Extended Forecast for

Sycamore IL

  • Overnight

    Overnight: Mostly clear, with a low around 49. West wind around 5 mph.

    Mostly Clear

    Low: 49 °F

  • Tuesday

    Tuesday: Sunny, with a high near 77. West wind around 5 mph.

    Sunny

    High: 77 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 55. South wind 5 to 10 mph.

    Mostly Clear

    Low: 55 °F

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 2pm.  Increasing clouds, with a high near 78. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    Slight Chance
    T-storms then
    Chance
    T-storms and
    Breezy

    High: 78 °F

  • Wednesday
    Night

    Wednesday Night: Showers and thunderstorms likely, mainly between 8pm and 2am.  Cloudy, with a low around 67. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 70%.

    T-storms
    Likely and
    Breezy

    Low: 67 °F

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly before 2pm.  Partly sunny, with a high near 83.

    Chance
    T-storms

    High: 83 °F

  • Thursday
    Night

    Thursday Night: Showers and thunderstorms likely, mainly after 2am.  Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    T-storms
    Likely

    Low: 64 °F

  • Friday

    Friday: Showers and thunderstorms likely, mainly before 2pm.  Mostly cloudy, with a high near 78.

    T-storms
    Likely

    High: 78 °F

  • Friday
    Night

    Friday Night: A chance of showers and thunderstorms before 8pm.  Mostly cloudy, with a low around 61.

    Chance
    T-storms then
    Mostly Cloudy

    Low: 61 °F

Detailed Forecast

Overnight
Mostly clear, with a low around 49. West wind around 5 mph.
Tuesday
Sunny, with a high near 77. West wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 55. South wind 5 to 10 mph.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 78. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
Showers and thunderstorms likely, mainly between 8pm and 2am. Cloudy, with a low around 67. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Thursday
A 50 percent chance of showers and thunderstorms, mainly before 2pm. Partly sunny, with a high near 83.
Thursday Night
Showers and thunderstorms likely, mainly after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely, mainly before 2pm. Mostly cloudy, with a high near 78.
Friday Night
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 61.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 80.
Click Map For Forecast
Point Forecast:
Sycamore IL
 41.98°N 88.7°W
11:17 pm CDT Jun 26, 2017
12am CDT Jun 27, 2017-6pm CDT Jul 2, 2017
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database