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

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Fair

49°F

9°C

Humidity 99%
Wind Speed E 3 mph
Barometer 30.04 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 29 Sep 1:55 am CDT
Extended Forecast for

Greenfield IL

  • Overnight

    Overnight: Clear, with a low around 49. Light southeast wind.

    Low: 49 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. South wind 3 to 8 mph.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 63. Southeast wind around 6 mph.

    Low: 63 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 87. South wind 6 to 8 mph.

    High: 87 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 68. South wind 7 to 9 mph.

    Low: 68 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers. Mostly cloudy, with a high near 85.

    High: 85 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 62. Chance of precipitation is 80%.

    Low: 62 °F

    Showers

  • Friday

    Friday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 71. Chance of precipitation is 70%.

    High: 71 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    Showers

Detailed Forecast

Overnight
Clear, with a low around 49. Light southeast wind.
Tuesday
Sunny, with a high near 83. South wind 3 to 8 mph.
Tuesday Night
Increasing clouds, with a low around 63. Southeast wind around 6 mph.
Wednesday
Partly sunny, with a high near 87. South wind 6 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 68. South wind 7 to 9 mph.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 85.
Thursday Night
Showers and possibly a thunderstorm. Low around 62. Chance of precipitation is 80%.
Friday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 71. Chance of precipitation is 70%.
Friday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 54.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 69.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 54.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Mostly clear, with a low around 49.
Monday
Sunny, with a high near 68.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greenfield IL
 39.35°N 90.2°W (Elev. 577 ft)
Last Update:
1:26 am CDT Sep 29, 2026
Forecast Valid:
2am CDT Sep 29, 2026-6pm CDT Oct 5, 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