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

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Mostly Cloudy

48°F

9°C

Humidity 44%
Wind Speed NW 6 mph
Barometer 29.73 in (1006.3 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 5 May 5:51 am CDT
Extended Forecast for

Sunnyside IL

  • Today

    Today: A 20 percent chance of showers before 7am. Mostly cloudy, with a high near 58. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 58 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Northwest wind around 5 mph becoming calm in the evening.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 56. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 56 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 36. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.

    Low: 36 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 59. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 59 °F

    Mostly Sunny

  • Thursday Night

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

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after 1pm. Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 1am. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers before 7am. Mostly cloudy, with a high near 58. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
Mostly cloudy, with a low around 38. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 56. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
Mostly cloudy, with a low around 36. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Thursday
Mostly sunny, with a high near 59. West wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 43.
Friday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 64.
Friday Night
A chance of showers before 1am. Mostly cloudy, with a low around 43.
Saturday
Sunny, with a high near 70.
Saturday Night
A chance of showers after 1am. Mostly cloudy, with a low around 48.
Sunday
A chance of showers. Mostly cloudy, with a high near 63.
Sunday Night
Mostly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sunnyside IL
 42.38°N 88.23°W
Last Update:
2:46 am CDT May 5, 2026
Forecast Valid:
6am CDT May 5, 2026-6pm CDT May 11, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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