National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Chicago / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

Fog/Mist

34°F

1°C

Humidity 97%
Wind Speed NE 8 mph
Barometer 30.20 in (1023.2 mb)
Dewpoint 33°F (1°C)
Visibility 3.00 mi
Wind Chill27°F (-3°C)
Last update 4 Mar 6:52 am CST
Extended Forecast for

West Dundee IL

Dense Fog Advisory March 4, 07:48am until March 4, 09:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory March 4, 07:48am until March 4, 09:00am

    NOW until 9:00am Wed

    Dense Fog Advisory

  • Today

    High: 47 °F

    Areas Dense
    Fog then
    Slight Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers or drizzle before midnight, then showers likely, mainly after 3am. Patchy fog after 9pm. Otherwise, cloudy, with a low around 40. Northeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: Showers and possibly a thunderstorm before noon, then a chance of showers. Areas of fog. High near 48. Northeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 48 °F

    Showers and
    Areas Fog
    then Chance
    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 42. East northeast wind around 5 mph becoming southeast after midnight.

    Low: 42 °F

    Patchy Fog

  • Friday

    Friday: A slight chance of showers before 9am, then showers and possibly a thunderstorm between 9am and 3pm, then a chance of showers and thunderstorms after 3pm. Patchy fog before noon. High near 70. Southeast wind 10 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%.

    High: 70 °F

    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: A slight chance of showers, then showers and possibly a thunderstorm after 9pm. Low around 50. Chance of precipitation is 90%.

    Low: 50 °F

    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before noon. Partly sunny, with a high near 58.

    High: 58 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Today
A 20 percent chance of showers or drizzle after 3pm. Areas of dense fog before 9am. Otherwise, mostly cloudy, with a high near 47. East wind 5 to 10 mph.
Tonight
A slight chance of showers or drizzle before midnight, then showers likely, mainly after 3am. Patchy fog after 9pm. Otherwise, cloudy, with a low around 40. Northeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers and possibly a thunderstorm before noon, then a chance of showers. Areas of fog. High near 48. Northeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 42. East northeast wind around 5 mph becoming southeast after midnight.
Friday
A slight chance of showers before 9am, then showers and possibly a thunderstorm between 9am and 3pm, then a chance of showers and thunderstorms after 3pm. Patchy fog before noon. High near 70. Southeast wind 10 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%.
Friday Night
A slight chance of showers, then showers and possibly a thunderstorm after 9pm. Low around 50. Chance of precipitation is 90%.
Saturday
A 20 percent chance of showers before noon. Partly sunny, with a high near 58.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Mostly sunny, with a high near 60. Breezy.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Showers likely. Mostly cloudy, with a high near 68. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
West Dundee IL
 42.1°N 88.28°W
Last Update:
6:56 am CST Mar 4, 2026
Forecast Valid:
7am CST Mar 4, 2026-6pm CDT Mar 10, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation