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

62°F

17°C

Humidity 92%
Wind Speed S 5 mph
Barometer 30.07 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 4 Mar 12:35 pm CST
Extended Forecast for

4 Miles S Johnsonville IL

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. Some of the storms could be severe and produce heavy rainfall. High near 67. South wind around 6 mph becoming west. Chance of precipitation is 80%.

    High: 67 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and thunderstorms before 1am, then showers and possibly a thunderstorm, mainly after 1am. Some of the storms could be severe. Low around 58. South southwest wind 3 to 7 mph. Chance of precipitation is 100%.

    Low: 58 °F

    Severe
    Thunderstorms
    then Showers

  • Thursday

    Thursday: Showers and thunderstorms before 3pm, then a chance of showers. High near 69. South wind 5 to 11 mph becoming west in the afternoon. Chance of precipitation is 80%.

    High: 69 °F

    Showers then
    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely, with thunderstorms also possible after 9pm. Mostly cloudy, with a low around 58. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers and thunderstorms before 9am, then a chance of showers between 9am and noon, then a slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 77. South wind 6 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    High: 77 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 61. South wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    Low: 61 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers, mainly before noon. High near 68. South southwest wind 8 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 80%.

    High: 68 °F

    Showers then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 42. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 42 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 62. Calm wind becoming southwest around 6 mph.

    High: 62 °F

    Sunny

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. Some of the storms could be severe and produce heavy rainfall. High near 67. South wind around 6 mph becoming west. Chance of precipitation is 80%.
Tonight
Showers and thunderstorms before 1am, then showers and possibly a thunderstorm, mainly after 1am. Some of the storms could be severe. Low around 58. South southwest wind 3 to 7 mph. Chance of precipitation is 100%.
Thursday
Showers and thunderstorms before 3pm, then a chance of showers. High near 69. South wind 5 to 11 mph becoming west in the afternoon. Chance of precipitation is 80%.
Thursday Night
Showers likely, with thunderstorms also possible after 9pm. Mostly cloudy, with a low around 58. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms before 9am, then a chance of showers between 9am and noon, then a slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 77. South wind 6 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Friday Night
A slight chance of showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 61. South wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Saturday
Showers, mainly before noon. High near 68. South southwest wind 8 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 80%.
Saturday Night
Mostly cloudy, with a low around 42. Northwest wind 5 to 7 mph becoming calm in the evening.
Sunday
Sunny, with a high near 62. Calm wind becoming southwest around 6 mph.
Sunday Night
Mostly clear, with a low around 47. South southwest wind 3 to 5 mph.
Monday
Sunny, with a high near 73. South southwest wind 5 to 11 mph, with gusts as high as 18 mph.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 61. South southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75. South southwest wind 10 to 16 mph, with gusts as high as 25 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Johnsonville IL
 38.45°N 88.54°W
Last Update:
12:21 pm CST Mar 4, 2026
Forecast Valid:
12pm CST Mar 4, 2026-6pm CDT Mar 10, 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