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.

Fog/Mist

35°F

2°C

Humidity 95%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 34°F (1°C)
Visibility 5.00 mi
Last update 27 Feb 2:35 am CST
Extended Forecast for

4 Miles S Johnsonville IL

  • Overnight

    Overnight: Clear, with a low around 34. Calm wind.

    Low: 34 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 67. Light south wind becoming southwest 6 to 11 mph in the morning.

    High: 67 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40. South wind 5 to 8 mph becoming north after midnight.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 64. Northeast wind around 6 mph becoming south in the afternoon.

    High: 64 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 31. South wind 6 to 11 mph becoming north in the evening. Winds could gust as high as 21 mph.

    Low: 31 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 46. Northeast wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 46 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of rain showers before 9pm, then rain and snow showers likely. Cloudy, with a low around 32. East northeast wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.

    Low: 32 °F

    Rain/Snow
    Likely

  • Monday

    Monday: A chance of rain and snow showers before noon, then a slight chance of rain showers. Mostly cloudy, with a high near 43. East northeast wind 7 to 10 mph.

    High: 43 °F

    Chance
    Rain/Snow
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers. Cloudy, with a low around 35. East wind around 6 mph.

    Low: 35 °F

    Chance
    Showers

Detailed Forecast

Overnight
Clear, with a low around 34. Calm wind.
Friday
Sunny, with a high near 67. Light south wind becoming southwest 6 to 11 mph in the morning.
Friday Night
Mostly clear, with a low around 40. South wind 5 to 8 mph becoming north after midnight.
Saturday
Mostly sunny, with a high near 64. Northeast wind around 6 mph becoming south in the afternoon.
Saturday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 31. South wind 6 to 11 mph becoming north in the evening. Winds could gust as high as 21 mph.
Sunday
Mostly cloudy, with a high near 46. Northeast wind 9 to 11 mph, with gusts as high as 20 mph.
Sunday Night
A chance of rain showers before 9pm, then rain and snow showers likely. Cloudy, with a low around 32. East northeast wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Monday
A chance of rain and snow showers before noon, then a slight chance of rain showers. Mostly cloudy, with a high near 43. East northeast wind 7 to 10 mph.
Monday Night
A chance of showers. Cloudy, with a low around 35. East wind around 6 mph.
Tuesday
Showers likely. Cloudy, with a high near 54. Southeast wind 6 to 8 mph becoming west in the afternoon.
Tuesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 43. West northwest wind around 7 mph becoming east after midnight.
Wednesday
A chance of showers. Cloudy, with a high near 63. East wind 7 to 9 mph becoming south southeast in the afternoon.
Wednesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 53. South wind 7 to 11 mph, with gusts as high as 21 mph.
Thursday
Showers likely. Mostly cloudy, with a high near 67. South southwest wind 8 to 14 mph, with gusts as high as 22 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:
12:17 am CST Feb 27, 2026
Forecast Valid:
2am CST Feb 27, 2026-6pm CST Mar 5, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation