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.

Fair

71°F

22°C

Humidity 78%
Wind Speed S 5 mph
Barometer 30.02 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 20 Jun 7:10 am CDT
Extended Forecast for

4 Miles N Greenfield IL

Heat Advisory June 21, 12:00pm until June 24, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Mostly sunny, with a high near 89. South wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 89 °F

    Mostly Sunny

  • Tonight

    Tonight: Clear, with a low around 75. South wind 11 to 13 mph, with gusts as high as 22 mph.

    Low: 75 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 93. Heat index values as high as 102. South wind 13 to 16 mph, with gusts as high as 25 mph.

    High: 93 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 75. South wind around 11 mph.

    Low: 75 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 93. South wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 74.

    Low: 74 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Monday Night

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

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 89. South wind 6 to 13 mph, with gusts as high as 20 mph.
Tonight
Clear, with a low around 75. South wind 11 to 13 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 93. Heat index values as high as 102. South wind 13 to 16 mph, with gusts as high as 25 mph.
Saturday Night
Clear, with a low around 75. South wind around 11 mph.
Sunday
Sunny, with a high near 93. South wind 10 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Clear, with a low around 74.
Monday
Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 74.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 91.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 73.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Greenfield IL
 39.39°N 90.2°W (Elev. 636 ft)
Last Update:
5:37 am CDT Jun 20, 2025
Forecast Valid:
7am CDT Jun 20, 2025-6pm CDT Jun 26, 2025
 
Forecast Discussion
 
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Additional Resources

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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