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Severe Thunderstorms for the Midwest, Monsoon in the Southwest, Heat Continues in Southern and Central U.S on Wednesday

Strong to severe thunderstorms will be possible Wednesday in portions of the Midwest. Heavy rain, hail and damaging winds will all be possible, but a tornado cannot be ruled out either. The monsoonal flash flood threat remains in the Desert Southwest and Southern Rockies. Hot temperatures continue in the Southern Plains and Mississippi Valley. Heat Advisories are in effect. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

82°F

28°C

Humidity 69%
Wind Speed SW 10 mph
Barometer 30.04 in (1015.9 mb)
Dewpoint 71°F (22°C)
Visibility 9.00 mi
Heat Index86°F (30°C)
Last update 26 Jul 11:55 am CDT
Extended Forecast for

Grayslake IL

  • This
    Afternoon

    This Afternoon: A 10 percent chance of showers and thunderstorms after 5pm.  Mostly cloudy, with a high near 85. South southwest wind around 10 mph.

    Slight Chance
    T-storms

    High: 85 °F

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly after 10pm.  Mostly cloudy, with a low around 70. South southwest wind around 5 mph becoming calm.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    T-storms
    Likely

    Low: 70 °F

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly before 1pm.  Mostly cloudy, with a high near 78. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Chance
    T-storms

    High: 78 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 63. North northeast wind around 10 mph, with gusts as high as 20 mph.

    Partly Cloudy

    Low: 63 °F

  • Friday

    Friday: Mostly sunny, with a high near 76. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Mostly Sunny

    High: 76 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 59.

    Mostly Clear

    Low: 59 °F

  • Saturday

    Saturday: Sunny, with a high near 78.

    Sunny

    High: 78 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 59.

    Mostly Clear

    Low: 59 °F

  • Sunday

    Sunday: Sunny, with a high near 80.

    Sunny

    High: 80 °F

Detailed Forecast

This Afternoon
A 10 percent chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 85. South southwest wind around 10 mph.
Tonight
Showers and thunderstorms likely, mainly after 10pm. Mostly cloudy, with a low around 70. South southwest wind around 5 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 78. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 63. North northeast wind around 10 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 76. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 62.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
Sunny, with a high near 80.
Click Map For Forecast
Point Forecast:
Grayslake IL
 42.35°N 88.02°W
10:17 am CDT Jul 26, 2017
12pm CDT Jul 26, 2017-6pm CDT Aug 1, 2017
 
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