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Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

41°F

5°C

Humidity 55%
Wind Speed W 6 mph
Barometer 30.04 in (1017.9 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 18 Apr 10:51 pm CDT
Extended Forecast for

Fox Lake IL

Freeze Watch April 20, 12:00am until April 20, 09:00am
Frost Advisory April 19, 12:00am until April 19, 09:00am
Flood Warning until April 25, 01:00pm
Click here for hazard details and duration
Freeze Watch
Frost Advisory
Flood Warning
  •  
    Flood Warning until April 25, 01:00pm

    NOW until 1:00pm Sat

    Flood Warning

  • Tonight

    Low: 32 °F

    Areas Frost

  • Sunday

    Sunday: A slight chance of snow showers before 8am, then a chance of rain showers. Increasing clouds, with a high near 48. West southwest wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 30%.

    High: 48 °F

    Slight Chance
    Rain/Snow
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Widespread frost after midnight. Otherwise, mostly clear, with a low around 28. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 15 mph.

    Low: 28 °F

    Partly Cloudy
    then Frost

  • Monday

    Monday: Widespread frost before 8am. Otherwise, sunny, with a high near 52. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 52 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

Tonight
Areas of frost after midnight. Otherwise, clear, with a low around 32. West southwest wind 5 to 10 mph.
Sunday
A slight chance of snow showers before 8am, then a chance of rain showers. Increasing clouds, with a high near 48. West southwest wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 30%.
Sunday Night
Widespread frost after midnight. Otherwise, mostly clear, with a low around 28. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 15 mph.
Monday
Widespread frost before 8am. Otherwise, sunny, with a high near 52. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 40. South southeast wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 71.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Sunny, with a high near 69.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
Showers likely. Mostly cloudy, with a low around 59.
Friday
A chance of showers. Mostly cloudy, with a high near 71.
Friday Night
A chance of showers. Mostly cloudy, with a low around 42.
Saturday
Partly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fox Lake IL
 42.4°N 88.2°W
Last Update:
9:30 pm CDT Apr 18, 2026
Forecast Valid:
11pm CDT Apr 18, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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