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

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Partly Cloudy

65°F

18°C

Humidity 81%
Wind Speed Calm
Barometer 29.99 in (1015.2 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 19 Jun 11:54 pm CDT
Extended Forecast for

Green Valley IL

  • Overnight

    Overnight: A 20 percent chance of showers before 4am. Mostly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 82. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 61. Light and variable wind.

    Low: 61 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 10am. High near 76. East southeast wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 76 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 59. North northeast wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 59 °F

    Showers

  • Monday

    Monday: Partly sunny, with a high near 75. North northeast wind around 10 mph, with gusts as high as 21 mph.

    High: 75 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54. North northeast wind around 6 mph becoming calm in the evening.

    Low: 54 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers before 4am. Mostly cloudy, with a low around 61. Calm wind.
Saturday
Sunny, with a high near 82. Calm wind becoming west northwest around 6 mph in the afternoon.
Saturday Night
Increasing clouds, with a low around 61. Light and variable wind.
Sunday
Showers, with thunderstorms also possible after 10am. High near 76. East southeast wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Sunday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 59. North northeast wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
Partly sunny, with a high near 75. North northeast wind around 10 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 54. North northeast wind around 6 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 80.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Green Valley IL
 40.39°N 89.63°W (Elev. 535 ft)
Last Update:
12:01 am CDT Jun 20, 2026
Forecast Valid:
12am CDT Jun 20, 2026-6pm CDT Jun 26, 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