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

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Fair

77°F

25°C

Humidity 54%
Wind Speed NE 12 G 24 mph
Barometer 30.08 in (1018.1 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 20 Aug 12:52 pm CDT
Extended Forecast for

Techny IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 76. Northeast wind 5 to 10 mph.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 61. Northeast wind around 5 mph becoming calm.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 80. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 80 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 64. Southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 64 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 78. North northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 78 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 76. Northeast wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 61. Northeast wind around 5 mph becoming calm.
Friday
A 20 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 80. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 64. Southwest wind around 5 mph, with gusts as high as 10 mph.
Saturday
Mostly sunny, with a high near 78. North northwest wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 59.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 65.
Wednesday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Techny IL
 42.12°N 87.8°W
Last Update:
1:26 pm CDT Aug 20, 2026
Forecast Valid:
2pm CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
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Additional Resources

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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