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 68%
Wind Speed W 18 G 28 mph
Barometer 29.99 in (1015.0 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 19 May 5:52 pm CDT
Extended Forecast for

Forest Lake IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 47. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 58. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 58 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 59. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 59 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 46. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Mostly Cloudy

  • Friday

    Friday: A 50 percent chance of showers. Mostly cloudy, with a high near 61.

    High: 61 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.

    Low: 49 °F

    Showers
    Likely

  • Saturday

    Saturday: Mostly cloudy, with a high near 70.

    High: 70 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 47. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 58. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 43. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 59. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 46. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 61.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.
Saturday
Mostly cloudy, with a high near 70.
Saturday Night
Mostly cloudy, with a low around 52.
Sunday
Partly sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 54.
Memorial Day
Mostly sunny, with a high near 78.
Monday Night
Mostly cloudy, with a low around 58.
Tuesday
A chance of showers. Partly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Forest Lake IL
 42.2°N 88.06°W
Last Update:
2:57 pm CDT May 19, 2026
Forecast Valid:
6pm CDT May 19, 2026-6pm CDT May 26, 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