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 84%
Wind Speed S 3 mph
Barometer 30.08 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 9 Sep 3:35 am CDT
Extended Forecast for

Carmi Municipal Airport IL

Heat Advisory September 9, 11:00am until September 9, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 76. South wind 5 to 7 mph.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers between 11am and 1pm, then a chance of showers and thunderstorms after 1pm. Increasing clouds and hot, with a high near 99. Heat index values as high as 105. South southwest wind 8 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.

    High: 99 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 72. South southwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 80%.

    Low: 72 °F

    Chance
    T-storms then
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm, mainly before 1pm, then a chance of showers and thunderstorms after 1pm. High near 87. Calm wind becoming northwest 5 to 7 mph in the afternoon. Chance of precipitation is 80%.

    High: 87 °F

    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 66. North wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Slight Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Partly sunny, with a high near 87. Light and variable wind. Chance of precipitation is 30%.

    High: 87 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of showers before 1am. Partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Calm wind becoming south southwest around 5 mph.

    High: 93 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 76. South wind 5 to 7 mph.
Wednesday
A slight chance of showers between 11am and 1pm, then a chance of showers and thunderstorms after 1pm. Increasing clouds and hot, with a high near 99. Heat index values as high as 105. South southwest wind 8 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Wednesday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 72. South southwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 80%.
Thursday
Showers and possibly a thunderstorm, mainly before 1pm, then a chance of showers and thunderstorms after 1pm. High near 87. Calm wind becoming northwest 5 to 7 mph in the afternoon. Chance of precipitation is 80%.
Thursday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 66. North wind around 5 mph becoming calm in the evening.
Friday
A chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Partly sunny, with a high near 87. Light and variable wind. Chance of precipitation is 30%.
Friday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 67. Calm wind.
Saturday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Calm wind becoming south southwest around 5 mph.
Saturday Night
A slight chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 69. Calm wind.
Sunday
A slight chance of showers after 1pm. Mostly sunny, with a high near 92. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 70. South southeast wind 3 to 5 mph.
Monday
Sunny, with a high near 94. Light south wind becoming south southwest 6 to 11 mph in the morning.
Monday Night
Mostly clear, with a low around 71. South wind around 7 mph.
Tuesday
A chance of showers and thunderstorms. Sunny, with a high near 93. Southwest wind 5 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Carmi Municipal Airport IL
 38.08°N 88.14°W
Last Update:
3:21 am CDT Sep 9, 2026
Forecast Valid:
3am CDT Sep 9, 2026-6pm CDT Sep 15, 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