National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Fair

69°F

21°C

Humidity 84%
Wind Speed Calm
Barometer 30.01 in (1015.9 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 3 Aug 10:52 pm CDT
Extended Forecast for

Prairie Grove IL

  • Tonight

    Tonight: Mostly clear, with a low around 64. Southeast wind around 5 mph becoming southwest after midnight.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 68. South southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 68 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%.

    High: 73 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 4am, then showers likely. Low around 64. North northwest wind around 5 mph becoming calm. Chance of precipitation is 80%.

    Low: 64 °F

    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 76. Chance of precipitation is 40%.

    High: 76 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 64. Southeast wind around 5 mph becoming southwest after midnight.
Tuesday
Mostly sunny, with a high near 82. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 68. South southwest wind around 5 mph, with gusts as high as 10 mph.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%.
Wednesday Night
Showers and possibly a thunderstorm before 4am, then showers likely. Low around 64. North northwest wind around 5 mph becoming calm. Chance of precipitation is 80%.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 76. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 61.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Monday
A chance of showers. Partly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Prairie Grove IL
 42.27°N 88.26°W
Last Update:
8:31 pm CDT Aug 3, 2026
Forecast Valid:
11pm CDT Aug 3, 2026-6pm CDT Aug 10, 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