Midwest Heavy Rain and Severe Storms; Poor Air Quality and Elevated Fire Threats In the Northwest; Hurricane Lane Rolls Through Central Pacific

An area of low pressure is expected to lift up through the Midwest and intensify, while producing possible excessive rainfall and severe storms across the Mississippi Valley into the Ohio/Tennessee Valleys. Smoke from wildfires will continue to create poor air quality across parts of Western region. Hurricane Lane continues to move west through the Central Pacific, well east-southeast of Hawaii. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Fair

23°C

73°F

Humidity 74%
Wind Speed E 7 km/h
Barometer 1013.3 mb (29.94 in)
Dewpoint 18°C (64°F)
Visibility 16 km
Last update 20 Aug 4:52 am CDT
Extended Forecast for

Crystal Lake IL

  • Today

    Today: Occasional showers and thunderstorms, mainly after 1pm.  High near 25. East southeast wind 15 to 20 km/h increasing to 20 to 25 km/h in the afternoon. Winds could gust as high as 40 km/h.  Chance of precipitation is 90%. New rainfall amounts between 1 and 2 cm possible.

    Chance
    T-storms then
    T-storms

    High: 25 °C

  • Tonight

    Tonight: Showers and thunderstorms before 1am, then a chance of showers.  Low around 18. East northeast wind 10 to 15 km/h becoming south 5 to 10 km/h after midnight. Winds could gust as high as 25 km/h.  Chance of precipitation is 90%. New rainfall amounts between 1 and 2 cm possible.

    T-storms then
    Showers
    Likely

    Low: 18 °C

  • Tuesday

    Tuesday: Scattered showers and thunderstorms, mainly after 7am.  Mostly cloudy, with a high near 24. North wind 15 to 20 km/h increasing to 20 to 25 km/h in the morning. Winds could gust as high as 40 km/h.  Chance of precipitation is 40%.

    Scattered
    Showers

    High: 24 °C

  • Tuesday
    Night

    Tuesday Night: Mostly cloudy, then gradually becoming clear, with a low around 12. North northwest wind 15 to 20 km/h, with gusts as high as 35 km/h.

    Decreasing
    Clouds

    Low: 12 °C

  • Wednesday

    Wednesday: Sunny, with a high near 24. North northwest wind around 15 km/h, with gusts as high as 25 km/h.

    Sunny

    High: 24 °C

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 12.

    Mostly Clear

    Low: 12 °C

  • Thursday

    Thursday: Sunny, with a high near 25.

    Sunny

    High: 25 °C

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 14.

    Mostly Clear

    Low: 14 °C

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 1pm.  Partly sunny, with a high near 24.

    T-storms
    Likely

    High: 24 °C

Detailed Forecast

Today
Occasional showers and thunderstorms, mainly after 1pm. High near 25. East southeast wind 15 to 20 km/h increasing to 20 to 25 km/h in the afternoon. Winds could gust as high as 40 km/h. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 cm possible.
Tonight
Showers and thunderstorms before 1am, then a chance of showers. Low around 18. East northeast wind 10 to 15 km/h becoming south 5 to 10 km/h after midnight. Winds could gust as high as 25 km/h. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 cm possible.
Tuesday
Scattered showers and thunderstorms, mainly after 7am. Mostly cloudy, with a high near 24. North wind 15 to 20 km/h increasing to 20 to 25 km/h in the morning. Winds could gust as high as 40 km/h. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, then gradually becoming clear, with a low around 12. North northwest wind 15 to 20 km/h, with gusts as high as 35 km/h.
Wednesday
Sunny, with a high near 24. North northwest wind around 15 km/h, with gusts as high as 25 km/h.
Wednesday Night
Mostly clear, with a low around 12.
Thursday
Sunny, with a high near 25.
Thursday Night
Mostly clear, with a low around 14.
Friday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 24.
Friday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 17.
Saturday
Mostly sunny, with a high near 28.
Saturday Night
Mostly clear, with a low around 19.
Sunday
Mostly sunny, with a high near 30.
Click Map For Forecast
Point Forecast:
Crystal Lake IL
 42.23°N 88.33°W
4:16 am CDT Aug 20, 2018
5am CDT Aug 20, 2018-6pm CDT Aug 26, 2018
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database