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.

Heavy Snow from the Wasatch to the Upper Midwest

A strong weather system will bring heavy snow, gusty winds, and difficult travel conditions to a broad area from the Great Basin to the Upper Midwest. Farther south, strong winds and dry conditions is increasing the wildfire threat. Unusual warmth from the Ohio Valley to the Mid-Atlantic continues. The approaching cold front brings a threat of severe weather in the Ohio Valley later in the week. Read More >

Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Fog/Mist

53°F

12°C

Humidity 96%
Wind Speed S 9 mph
Barometer 29.79 in (1008.9 mb)
Dewpoint 52°F (11°C)
Visibility 3.00 mi
Wind Chill50°F (10°C)
Last update 22 Feb 8:52 am CST
Extended Forecast for

Arlington Heights IL

Dense Fog Advisory until February 22, 12:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until February 22, 12:00pm

    NOW until
    12:00pm Wed

    Dense Fog Advisory

  • Today

    Today: Widespread dense fog, mainly before noon.  Otherwise, partly sunny, with a high near 71. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Dense Fog

    High: 71 °F

  • Tonight

    Tonight: Patchy fog after midnight.  Otherwise, mostly clear, with a low around 43. South southwest wind 5 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph.

    Partly Cloudy
    then Patchy
    Fog

    Low: 43 °F

  • Thursday

    Thursday: A 30 percent chance of rain after noon.  Patchy fog before 9am.  Otherwise, increasing clouds, with a temperature rising to near 46 by 9am, then falling to around 40 during the remainder of the day. Northwest wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 15 mph.

    Patchy Fog
    then Chance
    Rain

    High: 46 °F

  • Thursday
    Night

    Thursday Night: Showers and possibly a thunderstorm.  Low around 39. Northeast wind 10 to 15 mph becoming south southeast after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 90%.

    Showers

    Low: 39 °F

  • Friday

    Friday: Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 64. South wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%.

    Showers
    Likely then
    Chance
    T-storms

    High: 64 °F

  • Friday
    Night

    Friday Night: A chance of rain and snow after midnight.  Mostly cloudy, with a low around 31. Chance of precipitation is 30%.

    Mostly Cloudy
    then Chance
    Rain/Snow

    Low: 31 °F

  • Saturday

    Saturday: Snow likely, mainly before noon.  Mostly cloudy, with a high near 34. Breezy.  Chance of precipitation is 60%.

    Breezy. Snow
    Likely then
    Slight Chance
    Snow

    High: 34 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 22.

    Partly Cloudy

    Low: 22 °F

Detailed Forecast

Today
Widespread dense fog, mainly before noon. Otherwise, partly sunny, with a high near 71. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Patchy fog after midnight. Otherwise, mostly clear, with a low around 43. South southwest wind 5 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph.
Thursday
A 30 percent chance of rain after noon. Patchy fog before 9am. Otherwise, increasing clouds, with a temperature rising to near 46 by 9am, then falling to around 40 during the remainder of the day. Northwest wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
Showers and possibly a thunderstorm. Low around 39. Northeast wind 10 to 15 mph becoming south southeast after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Friday
Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 64. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Friday Night
A chance of rain and snow after midnight. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Saturday
Snow likely, mainly before noon. Mostly cloudy, with a high near 34. Breezy. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 22.
Sunday
A slight chance of rain and snow after noon. Partly sunny, with a high near 38.
Sunday Night
A chance of rain and snow before midnight. Partly cloudy, with a low around 24.
Monday
Partly sunny, with a high near 44.
Monday Night
A chance of rain. Mostly cloudy, with a low around 35.
Tuesday
Rain likely. Mostly cloudy, with a high near 55.
Click Map For Forecast
Point Forecast:
Arlington Heights IL
 42.09°N 87.98°W
9:17 am CST Feb 22, 2017
9am CST Feb 22, 2017-6pm CST Feb 28, 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