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.

Fair

88°F

31°C

Humidity 61%
Wind Speed NE 8 mph
Barometer 30.03 in (1016.4 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 27 Jul 3:52 pm CDT
Extended Forecast for

Palatine IL

Heat Advisory July 28, 12:00pm until July 28, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms. Mostly sunny, with a high near 90. Heat index values as high as 98. South southeast wind around 5 mph. Chance of precipitation is 30%.

    High: 90 °F

    Scattered
    T-storms

  • Tonight

    Tonight: Scattered showers and thunderstorms before 7pm. Partly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 75 °F

    Scattered
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before 9am. Mostly sunny, with a high near 94. Heat index values as high as 104. West southwest wind 5 to 10 mph.

    High: 94 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. North northwest wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91. West northwest wind around 5 mph becoming east southeast in the morning. Winds could gust as high as 10 mph.

    High: 91 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.

    High: 80 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Mostly sunny, with a high near 90. Heat index values as high as 98. South southeast wind around 5 mph. Chance of precipitation is 30%.
Tonight
Scattered showers and thunderstorms before 7pm. Partly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Monday
A 20 percent chance of showers and thunderstorms before 9am. Mostly sunny, with a high near 94. Heat index values as high as 104. West southwest wind 5 to 10 mph.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. North northwest wind around 5 mph becoming calm in the evening.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91. West northwest wind around 5 mph becoming east southeast in the morning. Winds could gust as high as 10 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
Wednesday Night
Mostly cloudy, with a low around 64.
Thursday
Sunny, with a high near 76.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Palatine IL
 42.11°N 88.04°W
Last Update:
4:12 pm CDT Jul 27, 2025
Forecast Valid:
4pm CDT Jul 27, 2025-6pm CDT Aug 3, 2025
 
Forecast Discussion
 
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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