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

65°F

18°C

Humidity 33%
Wind Speed S 6 mph
Barometer 29.98 in (1015.3 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 14 May 6:52 pm CDT
Extended Forecast for

Algonquin IL

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 5am. Increasing clouds, with a low around 50. South wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 50 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 73. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 73 °F

    Breezy.
    Chance
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 57. South wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 57 °F

    Mostly Clear
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. South wind 5 to 10 mph becoming west in the morning. Chance of precipitation is 50%.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. South southeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86. Breezy.

    High: 86 °F

    Chance
    T-storms and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 87. Breezy.

    High: 87 °F

    Breezy.
    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 67. Breezy.

    Low: 67 °F

    Chance
    T-storms then
    Showers
    Likely and
    Breezy

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly after 5am. Increasing clouds, with a low around 50. South wind 5 to 10 mph, with gusts as high as 15 mph.
Friday
A 30 percent chance of showers, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 73. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 57. South wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. South wind 5 to 10 mph becoming west in the morning. Chance of precipitation is 50%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. South southeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86. Breezy.
Sunday Night
Mostly clear, with a low around 65.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 87. Breezy.
Monday Night
A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 67. Breezy.
Tuesday
A chance of showers. Partly sunny, with a high near 84. Breezy.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 53.
Wednesday
Mostly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Partly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
Algonquin IL
 42.17°N 88.3°W
Last Update:
7:16 pm CDT May 14, 2026
Forecast Valid:
7pm CDT May 14, 2026-6pm CDT May 21, 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