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

Hazardous Weather Conditions

Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Partly Cloudy

68°F

20°C

Humidity 68%
Wind Speed Calm
Barometer 29.99 in (1015.3 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 20 Aug 12:52 am CDT
Extended Forecast for

Techny IL

  • Overnight

    Overnight: Mostly cloudy, then gradually becoming mostly clear, with a low around 65. Northeast wind around 5 mph.

    Low: 65 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 77. Northeast wind around 5 mph.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62. East northeast wind around 5 mph becoming calm.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 81. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 64. Southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 64 °F

    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62.

    Low: 62 °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 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, then gradually becoming mostly clear, with a low around 65. Northeast wind around 5 mph.
Thursday
Sunny, with a high near 77. Northeast wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 62. East northeast wind around 5 mph becoming calm.
Friday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 81. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday Night
A 50 percent chance of showers and thunderstorms before 1am. Partly 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 77.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
A chance of showers. Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Techny IL
 42.12°N 87.8°W
Last Update:
1:21 am CDT Aug 20, 2026
Forecast Valid:
1am CDT Aug 20, 2026-6pm CDT Aug 26, 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