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

77°F

25°C

Humidity 56%
Wind Speed NE 10 mph
Barometer 30.09 in (1018.5 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 6 Jul 12:52 pm CDT
Extended Forecast for

Mount Prospect IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 79. Northeast wind around 10 mph, with gusts as high as 15 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 63. North northeast wind 5 to 10 mph.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84. North wind around 5 mph becoming east northeast in the afternoon.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65. East wind around 5 mph becoming calm in the evening.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87. Light west southwest wind becoming south southwest 5 to 10 mph in the morning.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 87.

    High: 87 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 68.

    Low: 68 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers. Mostly cloudy, with a high near 81.

    High: 81 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 79. Northeast wind around 10 mph, with gusts as high as 15 mph.
Tonight
Mostly clear, with a low around 63. North northeast wind 5 to 10 mph.
Tuesday
Sunny, with a high near 84. North wind around 5 mph becoming east northeast in the afternoon.
Tuesday Night
Mostly clear, with a low around 65. East wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 87. Light west southwest wind becoming south southwest 5 to 10 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 87.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 68.
Friday
A chance of showers. Mostly cloudy, with a high near 81.
Friday Night
Mostly cloudy, with a low around 65.
Saturday
Partly sunny, with a high near 83.
Saturday Night
Mostly cloudy, with a low around 66.
Sunday
Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Prospect IL
 42.06°N 87.93°W
Last Update:
10:35 am CDT Jul 6, 2026
Forecast Valid:
1pm CDT Jul 6, 2026-6pm CDT Jul 12, 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