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

85°F

29°C

Humidity 50%
Wind Speed SW 12 mph
Barometer 30.00 in (1015.5 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 4 Aug 2:52 pm CDT
Extended Forecast for

Prairie Grove IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 83. Southwest wind around 10 mph.

    High: 83 °F

    Mostly Sunny

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms after 11pm. Mostly cloudy, with a low around 67. South southwest wind 5 to 10 mph becoming west after midnight.

    Low: 67 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms, mainly before 1pm. High near 75. West southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 75 °F

    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 61. West wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 61 °F

    T-storms
    Likely

  • Thursday

    Thursday: A 10 percent chance of showers and thunderstorms before 7am. Partly sunny, with a high near 76. Calm wind becoming east around 5 mph.

    High: 76 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 83. Southwest wind around 10 mph.
Tonight
A 50 percent chance of showers and thunderstorms after 11pm. Mostly cloudy, with a low around 67. South southwest wind 5 to 10 mph becoming west after midnight.
Wednesday
Showers and thunderstorms, mainly before 1pm. High near 75. West southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 61. West wind around 5 mph becoming calm. Chance of precipitation is 60%.
Thursday
A 10 percent chance of showers and thunderstorms before 7am. Partly sunny, with a high near 76. Calm wind becoming east around 5 mph.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 64.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
A chance of showers after 1am. Partly cloudy, with a low around 64.
Sunday
Partly sunny, with a high near 82.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 82.
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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:
2:46 pm CDT Aug 4, 2026
Forecast Valid:
3pm CDT Aug 4, 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