Thunderstorms and Heavy Rain Across the Southern and Eastern US; Heat and Fire Weather Concerns in the West

Showers and thunderstorms are expected across the southern and eastern US this week, with heavy rain and localized flooding, particularly near the Gulf Coast. Monsoonal moisture will bring rain and potential flooding to parts of the Southwest. Heat and fire weather threats will continue to impact the West. Read More >

Current conditions at

Chicago / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

Fair

77°F

25°C

Humidity 66%
Wind Speed NW 10 mph
Barometer 29.89 in (1011.3 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 30 Jun 10:52 pm CDT
Extended Forecast for

Algonquin IL

  • Tonight

    Tonight: Mostly clear, with a low around 66. West northwest wind 5 to 10 mph.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84. Northwest wind around 10 mph, with gusts as high as 15 mph.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64. West wind around 5 mph, with gusts as high as 10 mph.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66. West northwest wind around 5 mph becoming calm  in the evening. Winds could gust as high as 10 mph.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 89.

    High: 89 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Independence Day

    Independence Day: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 66. West northwest wind 5 to 10 mph.
Tuesday
Sunny, with a high near 84. Northwest wind around 10 mph, with gusts as high as 15 mph.
Tuesday Night
Mostly clear, with a low around 64. West wind around 5 mph, with gusts as high as 10 mph.
Wednesday
Sunny, with a high near 88. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
Mostly clear, with a low around 66. West northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 89.
Thursday Night
Partly cloudy, with a low around 68.
Independence Day
Mostly sunny, with a high near 92.
Friday Night
Partly cloudy, with a low around 74.
Saturday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Sunday
A chance of showers. Partly sunny, with a high near 85.
Sunday Night
A chance of showers. Partly cloudy, with a low around 65.
Monday
A chance of showers. Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Algonquin IL
 42.17°N 88.3°W
8:57 pm CDT Jun 30, 2025
11pm CDT Jun 30, 2025-6pm CDT Jul 7, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database