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.

Mostly Cloudy

66°F

19°C

Humidity 59%
Wind Speed S 12 mph
Barometer 29.79 in (1008.4 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 16 May 12:52 am CDT
Extended Forecast for

Bannockburn IL

  • Overnight

    Overnight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Low around 61. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 83. South southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a low around 59. South southeast wind around 5 mph.

    Low: 59 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly before 9am. Partly sunny, with a high near 82. Breezy, with an east wind 10 to 15 mph becoming south southeast 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 82 °F

    Chance
    Showers then
    Partly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 30 mph.

    Low: 67 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 86. Breezy. Chance of precipitation is 80%.

    High: 86 °F

    Breezy.
    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

    Low: 67 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Breezy.

    High: 82 °F

    Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: A chance of showers before 1am. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Chance
    Showers

Detailed Forecast

Overnight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Low around 61. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 83. South southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a low around 59. South southeast wind around 5 mph.
Sunday
A 30 percent chance of showers and thunderstorms, mainly before 9am. Partly sunny, with a high near 82. Breezy, with an east wind 10 to 15 mph becoming south southeast 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 30 mph.
Monday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 86. Breezy. Chance of precipitation is 80%.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Tuesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Breezy.
Tuesday Night
A chance of showers before 1am. Mostly cloudy, with a low around 51.
Wednesday
Partly sunny, with a high near 63.
Wednesday Night
Mostly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bannockburn IL
 42.19°N 87.86°W
Last Update:
1:21 am CDT May 16, 2026
Forecast Valid:
1am CDT May 16, 2026-6pm CDT May 22, 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