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

Hazardous Weather Conditions

Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Overcast

80°F

27°C

Humidity 80%
Wind Speed Calm
Barometer 29.98 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 25 Jul 2:15 pm CDT
Extended Forecast for

Greenfield IL

Heat Advisory July 26, 11:00am until July 27, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 86. Light west wind.

    High: 86 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy

  • Sunday

    Sunday: Isolated showers and thunderstorms after 4pm. Mostly sunny, with a high near 93. Heat index values as high as 105. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 93 °F

    Partly Sunny
    then Isolated
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 74. South wind 3 to 5 mph.

    Low: 74 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 95. Southwest wind 5 to 11 mph.

    High: 95 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 86. Light west wind.
Tonight
Partly cloudy, with a low around 72. Calm wind.
Sunday
Isolated showers and thunderstorms after 4pm. Mostly sunny, with a high near 93. Heat index values as high as 105. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 74. South wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 95. Southwest wind 5 to 11 mph.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 67.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
Sunny, with a high near 87.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greenfield IL
 39.35°N 90.2°W (Elev. 577 ft)
Last Update:
2:16 pm CDT Jul 25, 2026
Forecast Valid:
2pm CDT Jul 25, 2026-6pm CDT Jul 31, 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