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.

Fair

16°C

60°F

Humidity 75%
Wind Speed SE 7 km/h
Barometer 1017.8 mb (30.08 in)
Dewpoint 11°C (52°F)
Visibility 16 km
Last update 1 Jun 2:51 am CDT
Extended Forecast for

Grayslake IL

  • Overnight

    Overnight: Cloudy, with a low around 15. South southeast wind around 10 km/h.

    Low: 15 °C

    Cloudy

  • Saturday

    Saturday: Showers, mainly after noon. High near 21. South southeast wind 10 to 15 km/h becoming east northeast in the afternoon. Winds could gust as high as 25 km/h. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 cm possible.

    High: 21 °C

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly before 10pm. Patchy fog after 1am. Otherwise, cloudy, with a low around 13. East northeast wind 5 to 15 km/h becoming north after midnight. Chance of precipitation is 60%. New precipitation amounts between 1 and 2.5 mm possible.

    Low: 13 °C

    Showers
    Likely then
    Slight Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: Partly sunny, with a high near 23. Northeast wind 10 to 15 km/h.

    High: 23 °C

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 13. Southeast wind 5 to 10 km/h.

    Low: 13 °C

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 27. Chance of precipitation is 50%.

    High: 27 °C

    Slight Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.

    Low: 18 °C

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Partly sunny, with a high near 28.

    High: 28 °C

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 18.

    Low: 18 °C

    Showers
    Likely

Detailed Forecast

Overnight
Cloudy, with a low around 15. South southeast wind around 10 km/h.
Saturday
Showers, mainly after noon. High near 21. South southeast wind 10 to 15 km/h becoming east northeast in the afternoon. Winds could gust as high as 25 km/h. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 cm possible.
Saturday Night
Showers likely, mainly before 10pm. Patchy fog after 1am. Otherwise, cloudy, with a low around 13. East northeast wind 5 to 15 km/h becoming north after midnight. Chance of precipitation is 60%. New precipitation amounts between 1 and 2.5 mm possible.
Sunday
Partly sunny, with a high near 23. Northeast wind 10 to 15 km/h.
Sunday Night
Partly cloudy, with a low around 13. Southeast wind 5 to 10 km/h.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 27. Chance of precipitation is 50%.
Monday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 28.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 18.
Wednesday
A chance of showers. Mostly sunny, with a high near 27.
Wednesday Night
Partly cloudy, with a low around 16.
Thursday
Mostly sunny, with a high near 24.
Thursday Night
Partly cloudy, with a low around 13.
Friday
Mostly sunny, with a high near 23.
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ABOUT THIS FORECAST

 
Point Forecast:
Grayslake IL
 42.35°N 88.02°W
Last Update:
2:57 am CDT Jun 1, 2024
Forecast Valid:
3am CDT Jun 1, 2024-6pm CDT Jun 7, 2024
 
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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