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Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northern Gulf Coast from the western Florida Panhandle to southeastern Louisiana through tonight. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

Overcast

71°F

22°C

Humidity 53%
Wind Speed E 7 mph
Barometer 30.10 in (1018.8 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 22 Jul 1:52 pm CDT
Extended Forecast for

Lisle IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 75. North northeast wind around 10 mph.

    High: 75 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 57. East northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 60. Southwest wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 80. Light south southeast wind becoming south southwest 5 to 10 mph in the morning.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 75. North northeast wind around 10 mph.
Tonight
Mostly clear, with a low around 57. East northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Thursday
Sunny, with a high near 78. Calm wind becoming west southwest around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 60. Southwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 80. Light south southeast wind becoming south southwest 5 to 10 mph in the morning.
Friday Night
Partly cloudy, with a low around 62.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 69.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 71.
Monday
Mostly sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 70.
Tuesday
Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lisle IL
 41.79°N 88.09°W
Last Update:
2:00 pm CDT Jul 22, 2026
Forecast Valid:
2pm CDT Jul 22, 2026-6pm CDT Jul 28, 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