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.

Overcast

65°F

18°C

Humidity 93%
Wind Speed N 9 mph
Barometer 29.93 in (1013.5 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 14 Oct 12:52 am CDT
Extended Forecast for

Algonquin IL

  • Overnight

    Overnight: Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms, mainly between 2am and 4am. Mostly cloudy, with a low around 58. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 10 percent chance of showers before 7am. Mostly cloudy, with a high near 66. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 66 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 54. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 54 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms before 7am, then showers and possibly a thunderstorm between 7am and 1pm, then showers after 1pm. High near 61. East wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%.

    High: 61 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely before 1am. Cloudy, with a low around 44. Breezy, with an east wind 5 to 10 mph becoming northwest 15 to 20 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 70%.

    Low: 44 °F

    Showers
    Likely and
    Breezy

  • Friday

    Friday: Partly sunny, with a high near 56. Breezy.

    High: 56 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Areas of frost after 3am. Otherwise, mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear
    then Areas
    Frost

  • Saturday

    Saturday: Areas of frost before 8am. Otherwise, sunny, with a high near 59.

    High: 59 °F

    Areas Frost
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms, mainly between 2am and 4am. Mostly cloudy, with a low around 58. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 10 percent chance of showers before 7am. Mostly cloudy, with a high near 66. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
Mostly cloudy, with a low around 54. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
A chance of showers and thunderstorms before 7am, then showers and possibly a thunderstorm between 7am and 1pm, then showers after 1pm. High near 61. East wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%.
Thursday Night
Showers likely before 1am. Cloudy, with a low around 44. Breezy, with an east wind 5 to 10 mph becoming northwest 15 to 20 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 70%.
Friday
Partly sunny, with a high near 56. Breezy.
Friday Night
Areas of frost after 3am. Otherwise, mostly clear, with a low around 34.
Saturday
Areas of frost before 8am. Otherwise, sunny, with a high near 59.
Saturday Night
Mostly clear, with a low around 39.
Sunday
Sunny, with a high near 65.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
Partly sunny, with a high near 67.
Monday Night
Mostly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Algonquin IL
 42.17°N 88.3°W
Last Update:
9:46 pm CDT Oct 13, 2026
Forecast Valid:
1am CDT Oct 14, 2026-6pm CDT Oct 20, 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