Notice of NWS' New Version of Forecast
A new version of Forecast will launch March 7, 2017.
Click here to visit the new site for details.

More Storms Move Into the Pacific Northwest and California

More storms will move into the Pacific Northwest and California over the next several days. Heavy rain, mountain snow and strong winds are expected; however the threat of widespread flooding is not as high as last week. Elsewhere, periods of heavy rain and thunderstorms will continue across the central Gulf region, lower Mississippi Valley and eastern Texas. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Overcast

38°F

3°C

Humidity 89%
Wind Speed Vrbl 6 mph
Barometer 29.87 in (1012.2 mb)
Dewpoint 35°F (2°C)
Visibility 7.00 mi
Wind Chill33°F (1°C)
Last update 17 Jan 2:55 pm CST
Extended Forecast for

Grayslake IL

  • This
    Afternoon

    This Afternoon: A 40 percent chance of showers, mainly after 4pm.  Patchy fog.  Otherwise, cloudy, with a high near 40. West wind around 10 mph, with gusts as high as 20 mph.

    Chance
    Showers and
    Patchy Fog

    High: 40 °F

  • Tonight

    Tonight: A chance of showers before 10pm, then a chance of sprinkles with a slight chance of showers between 10pm and midnight.  Areas of fog.  Otherwise, cloudy, with a low around 31. West wind around 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 40%.

    Chance
    Showers and
    Areas Fog
    then Patchy
    Fog

    Low: 31 °F

  • Wednesday

    Wednesday: Areas of fog before 10am.  Otherwise, mostly sunny, with a high near 44. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Areas Fog
    then Mostly
    Sunny

    High: 44 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 29. Southwest wind 5 to 10 mph.

    Partly Cloudy

    Low: 29 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 45. Southwest wind around 5 mph becoming southeast in the afternoon.

    Mostly Sunny

    High: 45 °F

  • Thursday
    Night

    Thursday Night: Rain likely, mainly after midnight.  Mostly cloudy, with a low around 35. Chance of precipitation is 60%.

    Chance Rain
    then Rain
    Likely

    Low: 35 °F

  • Friday

    Friday: Rain likely before noon.  Cloudy, with a high near 42. Chance of precipitation is 60%.

    Rain Likely
    then Cloudy

    High: 42 °F

  • Friday
    Night

    Friday Night: A slight chance of rain.  Mostly cloudy, with a low around 36.

    Slight Chance
    Rain

    Low: 36 °F

  • Saturday

    Saturday: A slight chance of rain after noon.  Mostly cloudy, with a high near 49.

    Mostly Cloudy
    then Slight
    Chance Rain

    High: 49 °F

Detailed Forecast

This Afternoon
A 40 percent chance of showers, mainly after 4pm. Patchy fog. Otherwise, cloudy, with a high near 40. West wind around 10 mph, with gusts as high as 20 mph.
Tonight
A chance of showers before 10pm, then a chance of sprinkles with a slight chance of showers between 10pm and midnight. Areas of fog. Otherwise, cloudy, with a low around 31. West wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 40%.
Wednesday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 44. Southwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 29. Southwest wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 45. Southwest wind around 5 mph becoming southeast in the afternoon.
Thursday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.
Friday
Rain likely before noon. Cloudy, with a high near 42. Chance of precipitation is 60%.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 36.
Saturday
A slight chance of rain after noon. Mostly cloudy, with a high near 49.
Saturday Night
A chance of rain, mainly before midnight. Mostly cloudy, with a low around 39.
Sunday
A chance of rain. Cloudy, with a high near 47.
Sunday Night
A chance of rain. Cloudy, with a low around 37.
Monday
Rain likely. Cloudy, with a high near 42.
Click Map For Forecast
Point Forecast:
Grayslake IL
 42.35°N 88.02°W
2:17 pm CST Jan 17, 2017
3pm CST Jan 17, 2017-6pm CST Jan 23, 2017
 
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