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

Heavy Rainfall for Portions of the West and Central U.S.; Monitoring Fire Weather Conditions for New England

Tropical moisture continues to flow across portions of the Great Basin, desert Southwest and California. Isolated instances of flash flooding remains possible. Meanwhile, a storm and associated frontal boundary will focus showers and thunderstorms for the center of the nation. For New England, dry and breezy conditions could enhance favorable fire weather conditions. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Mostly Cloudy

74°F

23°C

Humidity 76%
Wind Speed Calm
Barometer 30.03 in (1016.3 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 19 Sep 7:52 pm CDT
Extended Forecast for

Bannockburn IL

  • Tonight

    Tonight: Isolated showers and thunderstorms before 4am. Mostly cloudy, with a low around 66. Northeast wind around 5 mph becoming west southwest after midnight. Chance of precipitation is 20%.

    Low: 66 °F

    Isolated
    T-storms

  • Saturday

    Saturday: Scattered showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 76. South southeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 50%.

    High: 76 °F

    Isolated
    T-storms then
    Scattered
    T-storms

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. East wind around 5 mph becoming south southeast after midnight.

    Low: 64 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 77. South southwest wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 77 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers. Partly cloudy, with a low around 63. Southwest wind around 5 mph.

    Low: 63 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.

    High: 76 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.

    Low: 62 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Partly sunny, with a high near 72.

    High: 72 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers before 1am. Mostly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    Showers

Detailed Forecast

Tonight
Isolated showers and thunderstorms before 4am. Mostly cloudy, with a low around 66. Northeast wind around 5 mph becoming west southwest after midnight. Chance of precipitation is 20%.
Saturday
Scattered showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 76. South southeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 50%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. East wind around 5 mph becoming south southeast after midnight.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 77. South southwest wind 5 to 10 mph. Chance of precipitation is 40%.
Sunday Night
A 30 percent chance of showers. Partly cloudy, with a low around 63. Southwest wind around 5 mph.
Monday
A chance of showers, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Tuesday
A chance of showers. Partly sunny, with a high near 72.
Tuesday Night
A chance of showers before 1am. Mostly cloudy, with a low around 61.
Wednesday
Partly sunny, with a high near 69.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
A chance of showers. Partly cloudy, with a low around 57.
Friday
A chance of showers. Partly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bannockburn IL
 42.19°N 87.86°W
Last Update:
8:06 pm CDT Sep 19, 2025
Forecast Valid:
8pm CDT Sep 19, 2025-6pm CDT Sep 26, 2025
 
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