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

54°F

12°C

Humidity 75%
Wind Speed SW 6 mph
Barometer 30.33 in (1026.9 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 1 Nov 5:51 am CST
Extended Forecast for

Sunnyside IL

  • Today

    Today: A 30 percent chance of showers, mainly before 8am. Mostly cloudy, with a high near 64. South wind around 5 mph.

    High: 64 °F

    Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers before 7pm. Mostly cloudy, with a low around 51. South wind around 5 mph, with gusts as high as 10 mph.

    Low: 51 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of showers after 5pm. Cloudy, with a high near 65. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 65 °F

    Cloudy then
    Chance
    Showers

  • Monday Night

    Monday Night: A 50 percent chance of showers. Cloudy, with a low around 56. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 56 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Rain, mainly after noon. High near 72. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    High: 72 °F

    Breezy.
    Chance Rain
    then Rain

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm. Low around 54. Chance of precipitation is 80%.

    Low: 54 °F

    Rain

  • Wednesday

    Wednesday: Rain likely. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.

    High: 66 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A chance of rain before midnight. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance Rain
    then Mostly
    Cloudy

  • Thursday

    Thursday: A chance of rain after noon. Mostly cloudy, with a high near 62.

    High: 62 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Today
A 30 percent chance of showers, mainly before 8am. Mostly cloudy, with a high near 64. South wind around 5 mph.
Tonight
A 20 percent chance of showers before 7pm. Mostly cloudy, with a low around 51. South wind around 5 mph, with gusts as high as 10 mph.
Monday
A 40 percent chance of showers after 5pm. Cloudy, with a high near 65. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
A 50 percent chance of showers. Cloudy, with a low around 56. South wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Rain, mainly after noon. High near 72. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 54. Chance of precipitation is 80%.
Wednesday
Rain likely. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.
Wednesday Night
A chance of rain before midnight. Mostly cloudy, with a low around 48.
Thursday
A chance of rain after noon. Mostly cloudy, with a high near 62.
Thursday Night
A chance of rain before midnight. Mostly cloudy, with a low around 46.
Friday
A chance of rain. Mostly cloudy, with a high near 59.
Friday Night
Mostly cloudy, with a low around 42.
Saturday
Partly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sunnyside IL
 42.38°N 88.23°W
Last Update:
4:55 am CST Nov 1, 2026
Forecast Valid:
6am CST Nov 1, 2026-6pm CST Nov 7, 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