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.

Overcast

39°F

4°C

Humidity 87%
Wind Speed NE 8 mph
Barometer 30.20 in
Dewpoint 36°F (2°C)
Visibility 7.00 mi
Wind Chill33°F (1°C)
Last update 2 Mar 3:15 pm CST
Extended Forecast for

Fairfield IL

  • This Afternoon

    This Afternoon: Cloudy, with a high near 40. East northeast wind 6 to 8 mph.

    High: 40 °F

    Cloudy

  • Tonight

    Tonight: Showers likely, mainly after 4am. Cloudy, with a low around 38. East northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%.

    Low: 38 °F

    Cloudy then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers, mainly before 9am. High near 60. Calm wind becoming south southeast around 6 mph in the morning. Chance of precipitation is 90%.

    High: 60 °F

    Showers then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, with thunderstorms also possible after 3am. Cloudy, with a low around 52. Calm wind becoming east southeast around 5 mph after midnight. Chance of precipitation is 70%.

    Low: 52 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 68. South southwest wind 5 to 9 mph. Chance of precipitation is 80%.

    High: 68 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. South wind 6 to 8 mph. Chance of precipitation is 70%.

    Low: 58 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 70. Southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.

    High: 70 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 56. South wind around 6 mph.

    Low: 56 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms before noon, then a slight chance of showers. Partly sunny, with a high near 77. South southwest wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 77 °F

    Chance
    T-storms then
    Slight Chance
    Showers

Detailed Forecast

This Afternoon
Cloudy, with a high near 40. East northeast wind 6 to 8 mph.
Tonight
Showers likely, mainly after 4am. Cloudy, with a low around 38. East northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%.
Tuesday
Showers, mainly before 9am. High near 60. Calm wind becoming south southeast around 6 mph in the morning. Chance of precipitation is 90%.
Tuesday Night
Showers likely, with thunderstorms also possible after 3am. Cloudy, with a low around 52. Calm wind becoming east southeast around 5 mph after midnight. Chance of precipitation is 70%.
Wednesday
Showers and possibly a thunderstorm. High near 68. South southwest wind 5 to 9 mph. Chance of precipitation is 80%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. South wind 6 to 8 mph. Chance of precipitation is 70%.
Thursday
Showers and possibly a thunderstorm. High near 70. Southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Thursday Night
A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 56. South wind around 6 mph.
Friday
A chance of showers and thunderstorms before noon, then a slight chance of showers. Partly sunny, with a high near 77. South southwest wind 6 to 14 mph, with gusts as high as 22 mph.
Friday Night
A chance of showers, mainly after midnight. Partly cloudy, with a low around 61. South wind 8 to 10 mph, with gusts as high as 21 mph.
Saturday
Showers and possibly a thunderstorm. Cloudy, with a high near 70. Southwest wind 7 to 11 mph, with gusts as high as 21 mph.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 50. West southwest wind 3 to 6 mph.
Sunday
A chance of showers. Mostly cloudy, with a high near 64. Southwest wind 3 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fairfield IL
 38.38°N 88.37°W
Last Update:
1:16 pm CST Mar 2, 2026
Forecast Valid:
3pm CST Mar 2, 2026-6pm CDT Mar 8, 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