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.

Fair

67°F

19°C

Humidity 93%
Wind Speed S 3 mph
Barometer 29.92 in (1012.7 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 18 Aug 10:52 pm CDT
Extended Forecast for

Geneva IL

  • Tonight

    Tonight: Showers and thunderstorms likely before 2am, then a slight chance of showers between 2am and 3am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 64. West wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 4pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 79. Northwest wind around 5 mph becoming northeast in the afternoon.

    High: 79 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59. Northeast wind around 5 mph becoming calm.

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 79. Calm wind becoming south southeast around 5 mph.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60. Calm wind becoming south around 5 mph.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers and thunderstorms likely before 2am, then a slight chance of showers between 2am and 3am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 64. West wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 20 percent chance of showers and thunderstorms after 4pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 79. Northwest wind around 5 mph becoming northeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 59. Northeast wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 79. Calm wind becoming south southeast around 5 mph.
Thursday Night
Partly cloudy, with a low around 60. Calm wind becoming south around 5 mph.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 78. Chance of precipitation is 30%.
Friday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 63.
Saturday
Mostly sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Mostly sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Geneva IL
 41.9°N 88.32°W
Last Update:
9:11 pm CDT Aug 18, 2026
Forecast Valid:
11pm CDT Aug 18, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation