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Severe Thunderstorms With Heavy Rain Possible from the Upper Midwest to the Mid-Atlantic; Excessive Heat For Central U.S.

Storms will move from the Upper Great Lakes to the Ohio Valley/Lower Great Lakes into the northern Mid-Atlantic through the day. Damaging winds, large hail, and flooding will be the primary threats with these storms. Excessive heat warnings and heat advisories are in place for states in the Central Plains, the Southeast, and the Mid-Atlantic. Localized flash flooding may occur in the Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

A Few Clouds

72°F

22°C

Humidity 97%
Wind Speed Vrbl 5 mph
Barometer 29.79 in (1008.1 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 22 Jul 7:52 am CDT
Extended Forecast for

Crystal Lake IL

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly before 9am.  Mostly cloudy, with a high near 85. South southwest wind around 5 mph becoming north northeast in the afternoon.

    Chance
    T-storms

    High: 85 °F

  • Tonight

    Tonight: Mostly cloudy, with a low around 68. Northeast wind around 5 mph becoming calm  in the evening.

    Mostly Cloudy

    Low: 68 °F

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 85. West wind 5 to 10 mph, with gusts as high as 15 mph.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 85 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 61. North northwest wind 5 to 10 mph.

    Partly Cloudy

    Low: 61 °F

  • Monday

    Monday: Mostly sunny, with a high near 76. Northeast wind around 10 mph.

    Mostly Sunny

    High: 76 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 58.

    Mostly Clear

    Low: 58 °F

  • Tuesday

    Tuesday: Sunny, with a high near 81.

    Sunny

    High: 81 °F

  • Tuesday
    Night

    Tuesday Night: A slight chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 64.

    Mostly Clear
    then Slight
    Chance
    T-storms

    Low: 64 °F

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 83.

    Chance
    T-storms

    High: 83 °F

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly before 9am. Mostly cloudy, with a high near 85. South southwest wind around 5 mph becoming north northeast in the afternoon.
Tonight
Mostly cloudy, with a low around 68. Northeast wind around 5 mph becoming calm in the evening.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. West wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday Night
Partly cloudy, with a low around 61. North northwest wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 76. Northeast wind around 10 mph.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 81.
Tuesday Night
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 64.
Wednesday
A chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 83.
Wednesday Night
Mostly cloudy, with a low around 65.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 80.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Click Map For Forecast
Point Forecast:
Crystal Lake IL
 42.23°N 88.33°W
7:20 am CDT Jul 22, 2017
8am CDT Jul 22, 2017-6pm CDT Jul 28, 2017
 
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Additional Resources

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