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

66°F

19°C

Humidity 70%
Wind Speed W 14 G 21 mph
Barometer 29.71 in (1005.8 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 24 Apr 12:52 pm CDT
Extended Forecast for

Algonquin IL

Flood Warning until further notice
Click here for hazard details and duration
Flood Warning until further notice
  •  
    Flood Warning until further notice

    NOW until further notice

    Flood Warning

  • This Afternoon

    High: 72 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 46. North northwest wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 15 mph.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 65. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 65 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 42. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 42 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 64. East wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 64 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 70. Breezy. Chance of precipitation is 60%.

    High: 70 °F

    Slight Chance
    Showers then
    Showers
    Likely and
    Breezy

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 51. Breezy.

    Low: 51 °F

    Showers and
    Breezy

Detailed Forecast

This Afternoon
A 20 percent chance of showers before 3pm. Partly sunny, with a high near 72. Northwest wind around 15 mph.
Tonight
Partly cloudy, with a low around 46. North northwest wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 15 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 65. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 42. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Mostly sunny, with a high near 64. East wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 50.
Monday
A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 70. Breezy. Chance of precipitation is 60%.
Monday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 51. Breezy.
Tuesday
Partly sunny, with a high near 64. Breezy.
Tuesday Night
Mostly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
Mostly sunny, with a high near 60.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Algonquin IL
 42.17°N 88.3°W
Last Update:
1:21 pm CDT Apr 24, 2026
Forecast Valid:
1pm CDT Apr 24, 2026-6pm CDT Apr 30, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation