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.

Overcast

70°F

21°C

Humidity 73%
Wind Speed SW 14 G 20 mph
Barometer 29.80 in (1008.9 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 15 Apr 3:52 pm CDT
Extended Forecast for

Mount Prospect IL

Flood Watch April 15, 04:46pm until April 16, 01:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch April 15, 04:46pm until April 16, 01:00am

    NOW until 1:00am Thu

    Flood Watch

  • This Afternoon

    High: 72 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms before 5am, then a chance of showers. Low around 58. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 58 °F

    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 69. Southwest wind around 10 mph becoming north northwest in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 50%.

    High: 69 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50. Northeast wind around 5 mph becoming southeast after midnight.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 77. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 77 °F

    Partly Sunny

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 47. Chance of precipitation is 90%.

    Low: 47 °F

    Showers

  • Saturday

    Saturday: A 40 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 57.

    High: 57 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A slight chance of showers, with thunderstorms also possible after 5pm. Cloudy, with a high near 72. Southwest wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight
Showers and thunderstorms before 5am, then a chance of showers. Low around 58. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 69. Southwest wind around 10 mph becoming north northwest in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 50%.
Thursday Night
Partly cloudy, with a low around 50. Northeast wind around 5 mph becoming southeast after midnight.
Friday
Partly sunny, with a high near 77. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Friday Night
Showers and possibly a thunderstorm. Low around 47. Chance of precipitation is 90%.
Saturday
A 40 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 57.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Sunny, with a high near 59.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
Mostly sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Prospect IL
 42.06°N 87.93°W
Last Update:
3:16 pm CDT Apr 15, 2026
Forecast Valid:
4pm CDT Apr 15, 2026-6pm CDT Apr 22, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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