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

Fairfield, Fairfield Municipal Airport (KFWC)

Lat: 38.38°NLon: 88.41°WElev: 436ft.

Fair

35°F

2°C

Humidity 52%
Wind Speed E 9 mph
Barometer 30.19 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 8 Feb 4:35 pm CST
Extended Forecast for

4 Miles S Johnsonville IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 37. East wind around 8 mph.

    High: 37 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 25. East wind 3 to 8 mph.

    Low: 25 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 48. Light and variable wind.

    High: 48 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 35. Calm wind becoming south around 6 mph in the evening.

    Low: 35 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59. West wind 5 to 7 mph becoming light and variable in the afternoon.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain showers after midnight, mixing with snow after 3am. Mostly cloudy, with a low around 31. North wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 31 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 48. North wind 3 to 6 mph.

    High: 48 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28. Light northeast wind.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of rain and snow showers after noon. Mostly cloudy, with a high near 43. East wind 3 to 6 mph.

    High: 43 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 37. East wind around 8 mph.
Tonight
Partly cloudy, with a low around 25. East wind 3 to 8 mph.
Monday
Mostly sunny, with a high near 48. Light and variable wind.
Monday Night
Mostly clear, with a low around 35. Calm wind becoming south around 6 mph in the evening.
Tuesday
Mostly sunny, with a high near 59. West wind 5 to 7 mph becoming light and variable in the afternoon.
Tuesday Night
A slight chance of rain showers after midnight, mixing with snow after 3am. Mostly cloudy, with a low around 31. North wind 3 to 6 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 48. North wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 28. Light northeast wind.
Thursday
A slight chance of rain and snow showers after noon. Mostly cloudy, with a high near 43. East wind 3 to 6 mph.
Thursday Night
A chance of showers. Cloudy, with a low around 30. East wind around 6 mph.
Friday
A slight chance of showers. Mostly sunny, with a high near 45. East wind around 7 mph.
Friday Night
A chance of showers. Partly cloudy, with a low around 30. East wind 5 to 7 mph.
Saturday
A chance of showers. Partly sunny, with a high near 46. Southeast wind 6 to 9 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Johnsonville IL
 38.45°N 88.54°W
Last Update:
3:16 pm CST Feb 8, 2026
Forecast Valid:
4pm CST Feb 8, 2026-6pm CST Feb 14, 2026
 
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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