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

80°F

27°C

Humidity 54%
Wind Speed Vrbl 6 mph
Barometer 30.04 in (1016.7 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 13 Jul 1:52 pm CDT
Extended Forecast for

Saint Charles IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 81. West wind around 10 mph.

    High: 81 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 63. West northwest wind around 5 mph becoming southwest after midnight.

    Low: 63 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 87. Calm wind becoming west southwest around 5 mph in the morning.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. West wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Sunny, with a high near 89. Calm wind becoming south around 5 mph in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 20%.

    High: 89 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of thunderstorms before 1am, then a slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Partly cloudy, with a low around 71. Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 7am. Partly sunny, with a high near 88. Chance of precipitation is 50%.

    High: 88 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 84.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Partly sunny, with a high near 81. West wind around 10 mph.
Tonight
Partly cloudy, with a low around 63. West northwest wind around 5 mph becoming southwest after midnight.
Monday
Sunny, with a high near 87. Calm wind becoming west southwest around 5 mph in the morning.
Monday Night
Mostly clear, with a low around 66. West wind around 5 mph becoming calm in the evening.
Tuesday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Sunny, with a high near 89. Calm wind becoming south around 5 mph in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of thunderstorms before 1am, then a slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Partly cloudy, with a low around 71. Chance of precipitation is 20%.
Wednesday
A chance of showers, with thunderstorms also possible after 7am. Partly sunny, with a high near 88. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 84.
Thursday Night
A chance of showers before 1am. Mostly cloudy, with a low around 64.
Friday
Partly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 63.
Saturday
A chance of showers. Partly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Charles IL
 41.92°N 88.29°W
Last Update:
2:06 pm CDT Jul 13, 2025
Forecast Valid:
2pm CDT Jul 13, 2025-6pm CDT Jul 19, 2025
 
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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