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

Hazardous Weather Conditions

Current conditions at

Fairfield, Fairfield Municipal Airport (KFWC)

Lat: 38.38°NLon: 88.41°WElev: 436ft.

Fair

76°F

24°C

Humidity 90%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 17 Aug 7:55 am CDT
Extended Forecast for

3 Miles NW Carmi IL

Heat Advisory August 17, 08:00am until August 19, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 17, 08:00am until August 19, 07:00pm

    NOW until 7:00pm Tue

    Heat Advisory

  • Today

    High: 97 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 74. Light east wind.

    Low: 74 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 97. Calm wind.

    High: 97 °F

    Hot

  • Monday Night

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

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Light and variable wind.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Calm wind becoming north 5 to 7 mph in the morning.

    High: 88 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 68. North wind around 6 mph.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97. Light and variable wind.
Tonight
Partly cloudy, with a low around 74. Light east wind.
Monday
Sunny and hot, with a high near 97. Calm wind.
Monday Night
Mostly clear, with a low around 74. Calm wind.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Light and variable wind.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 72. Calm wind.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Calm wind becoming north 5 to 7 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 68. North wind around 6 mph.
Thursday
Mostly sunny, with a high near 88. North northeast wind 5 to 8 mph.
Thursday Night
Mostly clear, with a low around 68. North northeast wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 90. Calm wind becoming north northeast around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 67. Light north northeast wind.
Saturday
Sunny, with a high near 91. Calm wind becoming north around 5 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Carmi IL
 38.13°N 88.22°W
Last Update:
6:45 am CDT Aug 17, 2025
Forecast Valid:
8am CDT Aug 17, 2025-6pm CDT Aug 23, 2025
 
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