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

Fire Weather Concerns and Severe Weather

Dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the northern and central High Plains through this weekend, where fuels remain largely receptive. Severe thunderstorms and heavy rainfall are possible from the Plains into the Upper Midwest, as well as in the Ohio Valley and portions of the Mid-Atlantic through this weekend. Read More >

Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Fair

66°F

19°C

Humidity 81%
Wind Speed Calm
Barometer 29.90 in (1012.0 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 12 Sep 1:52 am CDT
Extended Forecast for

Prairie Grove IL

  • Overnight

    Overnight: Partly cloudy, with a low around 62. South wind around 5 mph, with gusts as high as 10 mph.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 84. South southwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56. North northwest wind around 5 mph.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers after 1pm. Increasing clouds, with a high near 71. North northwest wind 5 to 10 mph.

    High: 71 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. North northwest wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 81.

    High: 81 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely, with thunderstorms also possible after 1am. Cloudy, with a low around 59.

    Low: 59 °F

    Showers
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 62. South wind around 5 mph, with gusts as high as 10 mph.
Saturday
Mostly sunny, with a high near 84. South southwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 56. North northwest wind around 5 mph.
Sunday
A 40 percent chance of showers after 1pm. Increasing clouds, with a high near 71. North northwest wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 49. North northwest wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 72.
Monday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64.
Tuesday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 81.
Tuesday Night
Showers likely, with thunderstorms also possible after 1am. Cloudy, with a low around 59.
Wednesday
Showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74.
Wednesday Night
Showers likely. Cloudy, with a low around 60.
Thursday
A chance of showers. Mostly cloudy, with a high near 75.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Prairie Grove IL
 42.27°N 88.26°W
Last Update:
1:21 am CDT Sep 12, 2026
Forecast Valid:
2am CDT Sep 12, 2026-6pm CDT Sep 18, 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