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

75°F

24°C

Humidity 83%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 2 Sep 3:55 am CDT
Extended Forecast for

6 Miles SE Burnt Prairie IL

Extreme Heat Warning September 2, 04:14am until September 5, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning September 2, 04:14am until September 5, 08:00pm

    NOW until 8:00pm Sat

    Extreme Heat Warning

  • Today

    High: 100 °F

    Hot

  • Tonight

    Tonight: Clear, with a low around 76. South wind around 6 mph becoming calm in the evening.

    Low: 76 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 76. Light and variable wind.

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Light and variable wind.

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny and hot, with a high near 98. Calm wind.

    High: 98 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers before 1am. Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Sunny and hot, with a high near 100. Heat index values as high as 105. Calm wind becoming south 5 to 7 mph in the morning.
Tonight
Clear, with a low around 76. South wind around 6 mph becoming calm in the evening.
Thursday
Sunny and hot, with a high near 99. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 76. Light and variable wind.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Light and variable wind.
Friday Night
Partly cloudy, with a low around 75. Calm wind.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny and hot, with a high near 98. Calm wind.
Saturday Night
A slight chance of showers before 1am. Partly cloudy, with a low around 72. Calm wind.
Sunday
A slight chance of showers and thunderstorms. Sunny, with a high near 94. Calm wind becoming northeast around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 69. East northeast wind around 6 mph becoming calm after midnight.
Labor Day
Sunny, with a high near 93. Calm wind becoming east around 5 mph in the afternoon.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 69. East wind around 5 mph becoming calm after midnight.
Tuesday
Mostly sunny, with a high near 94. Calm wind becoming south 5 to 7 mph in the morning.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SE Burnt Prairie IL
 38.19°N 88.16°W
Last Update:
1:25 am CDT Sep 2, 2026
Forecast Valid:
4am CDT Sep 2, 2026-6pm CDT Sep 8, 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