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

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Mostly Cloudy

41°F

5°C

Humidity 65%
Wind Speed E 14 mph
Barometer 30.12 in (1020.7 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 19 Apr 2:51 pm CDT
Extended Forecast for

Fox Lake IL

Flood Warning April 19, 03:04pm until April 25, 01:00pm
Freeze Warning April 20, 12:00am until April 20, 09:00am
Click here for hazard details and duration
Flood Warning
Freeze Warning
  •  
    Flood Warning April 19, 03:04pm until April 25, 01:00pm

    NOW until 1:00pm Sat

    Flood Warning

  • This Afternoon

    High: 48 °F

    Mostly Sunny

  • Tonight

    Tonight: Widespread frost, mainly after 11pm. Otherwise, mostly clear, with a low around 26. North northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 15 mph.

    Low: 26 °F

    Frost

  • Monday

    Monday: Widespread frost before 9am. Otherwise, sunny, with a high near 51. Light and variable wind becoming south southwest 5 to 10 mph in the morning.

    High: 51 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 72 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 48. Northwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
Widespread frost, mainly after 11pm. Otherwise, mostly clear, with a low around 26. North northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 15 mph.
Monday
Widespread frost before 9am. Otherwise, sunny, with a high near 51. Light and variable wind becoming south southwest 5 to 10 mph in the morning.
Monday Night
Mostly cloudy, with a low around 41. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 72. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Mostly sunny, with a high near 79. Breezy.
Thursday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 60.
Friday
A chance of showers. Mostly cloudy, with a high near 70.
Friday Night
A chance of showers. Mostly cloudy, with a low around 45.
Saturday
Partly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fox Lake IL
 42.42°N 88.2°W
Last Update:
2:36 pm CDT Apr 19, 2026
Forecast Valid:
3pm CDT Apr 19, 2026-6pm CDT Apr 25, 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