An Active Start to the Week

A slow moving and large-scale system will produce widespread rain and thunderstorms the next few days across the central and southern Plains into the Mid to Lower Mississippi Valley. Severe storms will be common across Texas through Tuesday before spreading eastward. The locally heavy rain will produce possible flooding and have a similar transition to the east through midweek. Read More >

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

55°F

13°C

Humidity 57%
Wind Speed E 10 mph
Barometer 30.37 in (1028.6 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 23 May 11:55 am CDT
Extended Forecast for

Grayslake IL

  • This
    Afternoon

    This Afternoon: Mostly sunny, with a high near 59. East northeast wind around 10 mph, with gusts as high as 15 mph.

    Mostly Sunny

    High: 59 °F

  • Tonight

    Tonight: Mostly cloudy, with a low around 44. Northeast wind around 5 mph.

    Mostly Cloudy

    Low: 44 °F

  • Tuesday

    Tuesday: Partly sunny, with a high near 61. East wind 5 to 10 mph, with gusts as high as 20 mph.

    Partly Sunny

    High: 61 °F

  • Tuesday
    Night

    Tuesday Night: A 30 percent chance of showers, mainly after 4am.  Mostly cloudy, with a low around 51. Northeast wind around 10 mph, with gusts as high as 20 mph.

    Chance
    Showers

    Low: 51 °F

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7am.  High near 70. East wind 10 to 15 mph becoming south in the afternoon. Winds could gust as high as 25 mph.  Chance of precipitation is 90%.

    Showers

    High: 70 °F

  • Wednesday
    Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 56. Chance of precipitation is 50%.

    Chance
    T-storms then
    Chance
    Showers

    Low: 56 °F

  • Thursday

    Thursday: A 30 percent chance of showers.  Mostly cloudy, with a high near 66.

    Chance
    Showers

    High: 66 °F

  • Thursday
    Night

    Thursday Night: Mostly cloudy, with a low around 52.

    Mostly Cloudy

    Low: 52 °F

  • Friday

    Friday: Mostly sunny, with a high near 72.

    Mostly Sunny

    High: 72 °F

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 59. East northeast wind around 10 mph, with gusts as high as 15 mph.
Tonight
Mostly cloudy, with a low around 44. Northeast wind around 5 mph.
Tuesday
Partly sunny, with a high near 61. East wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
A 30 percent chance of showers, mainly after 4am. Mostly cloudy, with a low around 51. Northeast wind around 10 mph, with gusts as high as 20 mph.
Wednesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7am. High near 70. East wind 10 to 15 mph becoming south in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Chance of precipitation is 50%.
Thursday
A 30 percent chance of showers. Mostly cloudy, with a high near 66.
Thursday Night
Mostly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 72.
Friday Night
Partly cloudy, with a low around 56.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
Partly sunny, with a high near 84.
Click Map For Forecast
Point Forecast:
Grayslake IL
 42.35°N 88.02°W
12:15 pm CDT May 23, 2022
12pm CDT May 23, 2022-6pm CDT May 29, 2022
 
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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