Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Multi-day heavy rainfall and flooding event continues to unfold in the Central and Southern U.S.

Another day of heavy rain on Friday will further increase the risk of flash flooding and long-term flooding in the Southern Plains and the Lower/Mid-Mississippi and Ohio River Valleys. The NWS Weather Prediction Center has issued Moderate Risks for excessive rainfall for parts of these regions on Friday and into the weekend. Some areas may see an additional 4-5 inches of rain over the next 3 days. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Fog/Mist

40°F

4°C

Humidity 97%
Wind Speed S 8 mph
Barometer 30.11 in (1020.2 mb)
Dewpoint 39°F (4°C)
Visibility 4.00 mi
Wind Chill35°F (2°C)
Last update 23 Feb 4:52 am CST
Extended Forecast for

Crystal Lake IL

  • Overnight

    Overnight: Rain.  Patchy fog. Steady temperature around 39. South wind around 5 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Rain and
    Patchy Fog

    Low: 39 °F

  • Friday

    Friday: A 30 percent chance of rain, mainly before 7am.  Patchy fog before 8am.  Otherwise, mostly cloudy, with a high near 45. South southwest wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    Chance Rain
    and Patchy
    Fog then
    Mostly Cloudy

    High: 45 °F

  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around 28. West wind 5 to 10 mph becoming east northeast after midnight.

    Mostly Cloudy

    Low: 28 °F

  • Saturday

    Saturday: A slight chance of snow before 10am, then a slight chance of rain and snow between 10am and 11am, then a chance of rain after 11am.  Cloudy, with a high near 41. East wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 30%.

    Slight Chance
    Rain/Snow
    then Chance
    Rain

    High: 41 °F

  • Saturday
    Night

    Saturday Night: Rain before 4am, then a chance of rain and snow between 4am and 5am, then a chance of snow after 5am. Some thunder is also possible.  Low around 31. Breezy, with an east wind 10 to 20 mph becoming west southwest after midnight. Winds could gust as high as 35 mph.  Chance of precipitation is 80%.

    Rain then
    Chance
    Rain/Snow and
    Breezy

    Low: 31 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 43. Breezy.

    Mostly Sunny
    and Breezy
    then Sunny

    High: 43 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 26.

    Mostly Clear

    Low: 26 °F

  • Monday

    Monday: Sunny, with a high near 47.

    Sunny

    High: 47 °F

  • Monday
    Night

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

    Mostly Clear

    Low: 32 °F

Detailed Forecast

Overnight
Rain. Patchy fog. Steady temperature around 39. South wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 30 percent chance of rain, mainly before 7am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 45. South southwest wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 28. West wind 5 to 10 mph becoming east northeast after midnight.
Saturday
A slight chance of snow before 10am, then a slight chance of rain and snow between 10am and 11am, then a chance of rain after 11am. Cloudy, with a high near 41. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Saturday Night
Rain before 4am, then a chance of rain and snow between 4am and 5am, then a chance of snow after 5am. Some thunder is also possible. Low around 31. Breezy, with an east wind 10 to 20 mph becoming west southwest after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 80%.
Sunday
Mostly sunny, with a high near 43. Breezy.
Sunday Night
Mostly clear, with a low around 26.
Monday
Sunny, with a high near 47.
Monday Night
Mostly clear, with a low around 32.
Tuesday
Sunny, with a high near 54.
Tuesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 36.
Wednesday
Partly sunny, with a high near 52.
Wednesday Night
Rain and snow. Mostly cloudy, with a low around 35.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 44.
Click Map For Forecast
Point Forecast:
Crystal Lake IL
 42.23°N 88.33°W
4:18 am CST Feb 23, 2018
5am CST Feb 23, 2018-6pm CST Mar 1, 2018
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database