Winter Storm in the West; Severe Weather Across the Midwest

A strong winter storm will continue to progress across the Great Basin and Rockies bringing heavy mountain snow, high winds, and near blizzard conditions that will cause dangerous travel conditions. Severe thunderstorms and heavy rain are possible late Tuesday through the night from parts of the mid-Mississippi Valley to the Ohio Valley and southern Lower Michigan. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

56°F

13°C

Humidity 87%
Wind Speed SW 17 G 25 mph
Barometer 29.38 in (994.7 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 27 Feb 3:51 am CST
Extended Forecast for

Grayslake IL

  • Today

    Today: Mostly sunny, with a high near 75. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Mostly Sunny

    High: 75 °F

  • Tonight

    Tonight: Rain showers likely before 3am, then snow showers likely, possibly mixed with sleet between 3am and 4am, then snow showers likely after 4am. Some thunder is also possible.  Mostly cloudy, with a low around 17. Blustery, with a south wind 5 to 10 mph becoming northwest 15 to 25 mph in the evening. Winds could gust as high as 40 mph.  Chance of precipitation is 60%. New snow and sleet accumulation of less than a half inch possible.

    Blustery.
    T-storms
    Likely then
    Wintry Mix
    Likely

    Low: 17 °F

  • Wednesday

    Wednesday: A 20 percent chance of snow showers before 9am.  Cloudy through mid morning, then gradual clearing, with a high near 25. Wind chill values as low as -2. Windy, with a northwest wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph.

    Slight Chance
    Snow Showers
    and Windy
    then Sunny
    and Blustery

    High: 25 °F

  • Wednesday
    Night

    Wednesday Night: Clear, with a low around 15. West wind 5 to 15 mph, with gusts as high as 20 mph.

    Clear

    Low: 15 °F

  • Thursday

    Thursday: Sunny, with a high near 43. South southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    Sunny

    High: 43 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 32.

    Mostly Clear

    Low: 32 °F

  • Friday

    Friday: Mostly sunny, with a high near 49.

    Mostly Sunny

    High: 49 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 37.

    Partly Cloudy

    Low: 37 °F

  • Saturday

    Saturday: Sunny, with a high near 63.

    Sunny

    High: 63 °F

Detailed Forecast

Today
Mostly sunny, with a high near 75. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Rain showers likely before 3am, then snow showers likely, possibly mixed with sleet between 3am and 4am, then snow showers likely after 4am. Some thunder is also possible. Mostly cloudy, with a low around 17. Blustery, with a south wind 5 to 10 mph becoming northwest 15 to 25 mph in the evening. Winds could gust as high as 40 mph. Chance of precipitation is 60%. New snow and sleet accumulation of less than a half inch possible.
Wednesday
A 20 percent chance of snow showers before 9am. Cloudy through mid morning, then gradual clearing, with a high near 25. Wind chill values as low as -2. Windy, with a northwest wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph.
Wednesday Night
Clear, with a low around 15. West wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 43. South southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Thursday Night
Mostly clear, with a low around 32.
Friday
Mostly sunny, with a high near 49.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Sunny, with a high near 63.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
Mostly sunny, with a high near 67. Breezy.
Sunday Night
A chance of showers. Partly cloudy, with a low around 54. Breezy.
Monday
Showers likely. Partly sunny, with a high near 66. Breezy.
Click Map For Forecast
Point Forecast:
Grayslake IL
 42.35°N 88.02°W
3:11 am CST Feb 27, 2024
4am CST Feb 27, 2024-6pm CST Mar 4, 2024
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database