National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Chicago / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

Clear

61°F

16°C

Humidity 94%
Wind Speed N 3 mph
Barometer 30.15 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 28 Aug 6:52 am CDT
Extended Forecast for

South Elgin IL

  • Today

    Today: Patchy fog before 8am. Otherwise, sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the morning.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. South southwest wind around 5 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 80. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 80 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 66. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 86. South southwest wind around 15 mph, with gusts as high as 30 mph.

    High: 86 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.

    Low: 70 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers after 1am. Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the morning.
Tonight
Mostly clear, with a low around 61. South southwest wind around 5 mph.
Saturday
Increasing clouds, with a high near 80. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 66. South wind around 10 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 86. South southwest wind around 15 mph, with gusts as high as 30 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Monday
Mostly sunny, with a high near 88.
Monday Night
A chance of showers after 1am. Partly cloudy, with a low around 72.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
A chance of showers after 1am. Partly cloudy, with a low around 70.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Mostly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Elgin IL
 41.99°N 88.28°W
Last Update:
1:21 am CDT Aug 28, 2026
Forecast Valid:
7am CDT Aug 28, 2026-6pm CDT Sep 3, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

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Chance of Precipitation