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Severe Thunderstorms and Flash Flooding Possible

Severe weather will be possible through Monday across the northern and central Plains. Large hail, damaging winds and heavy rain are the main threats. An isolated tornado cannot be ruled out. Across the southern Plains, heavy rainfall could lead to isolated flash flooding with 3 to 4 inches of rainfall possible by Tuesday afternoon.
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Hazardous Weather Conditions

Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Fog/Mist

65°F

18°C

Humidity 87%
Wind Speed S 6 mph
Barometer 30.00 in (1015.3 mb)
Dewpoint 61°F (16°C)
Visibility 4.00 mi
Last update 6 Jul 5:52 am CDT
Extended Forecast for

Crystal Lake IL

  • Today

    Patchy Fog

    Patchy
    Fog

    High: 87 °F

  • Tonight

    Thunderstorms Chance for Measurable Precipitation 80%

    Thunderstorms

    Low: 65 °F

  • Tuesday

    Thunderstorms Likely Chance for Measurable Precipitation 60%

    Thunderstorms
    Likely

    High: 73 °F

  • Tuesday
    Night

    Partly Cloudy

    Partly
    Cloudy

    Low: 54 °F

  • Wednesday

    Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

    Slight Chc
    Thunderstorms

    High: 72 °F

  • Wednesday
    Night

    Chance Showers Chance for Measurable Precipitation 40%

    Chance
    Showers

    Low: 56 °F

  • Thursday

    Chance Thunderstorms Chance for Measurable Precipitation 30%

    Chance
    Thunderstorms

    High: 75 °F

  • Thursday
    Night

    Chance Thunderstorms

    Chance
    Thunderstorms

    Low: 61 °F

  • Friday

    Chance Thunderstorms

    Chance
    Thunderstorms

    High: 81 °F

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, increasing clouds, with a high near 87. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Tonight
Showers and thunderstorms. Low around 65. South southwest wind 10 to 15 mph becoming west northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
Showers and thunderstorms likely, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 73. North wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Partly cloudy, with a low around 54. Northeast wind 5 to 10 mph.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 72. East wind around 5 mph.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 81.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86.
  Click Map For Forecast
Point Forecast:
Crystal Lake IL
 42.23°N 88.33°W
5:16 am CDT Jul 6, 2015
7am CDT Jul 6, 2015-6pm CDT Jul 12, 2015
 
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