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.

Mostly Cloudy

71°F

22°C

Humidity 74%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 20 Jun 11:55 pm CDT
Extended Forecast for

2 Miles ESE Johnsonville IL

Flood Watch June 21, 01:00pm until June 22, 07:00am
Click here for hazard details and duration
Flood Watch

  • Overnight

    Overnight: Partly cloudy, with a low around 65. Light east wind.

    Low: 65 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly before 5pm. Mostly cloudy, with a high near 85. East southeast wind 5 to 10 mph becoming south 11 to 16 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%.

    High: 85 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Some of the storms could produce heavy rainfall. Low around 68. Southwest wind 13 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.

    Low: 68 °F

    Heavy Rain
    then Showers
    Likely

  • Monday

    Monday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Mostly cloudy, with a high near 78. West southwest wind around 10 mph becoming north northwest in the afternoon. Chance of precipitation is 40%.

    High: 78 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. North wind 5 to 9 mph becoming light in the evening.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. Light northeast wind.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62. Light and variable wind.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 65. Light east wind.
Sunday
Showers and thunderstorms likely, mainly before 5pm. Mostly cloudy, with a high near 85. East southeast wind 5 to 10 mph becoming south 11 to 16 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%.
Sunday Night
Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Some of the storms could produce heavy rainfall. Low around 68. Southwest wind 13 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.
Monday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Mostly cloudy, with a high near 78. West southwest wind around 10 mph becoming north northwest in the afternoon. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 61. North wind 5 to 9 mph becoming light in the evening.
Tuesday
Mostly sunny, with a high near 80. Light northeast wind.
Tuesday Night
Mostly clear, with a low around 61. Calm wind.
Wednesday
Mostly sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 62. Light and variable wind.
Thursday
Mostly sunny, with a high near 82. Calm wind becoming west northwest around 6 mph in the morning.
Thursday Night
Partly cloudy, with a low around 62. Northwest wind around 5 mph becoming calm in the evening.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 83. Light and variable wind.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 65. Light and variable wind.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. South southwest wind 5 to 8 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Johnsonville IL
 38.5°N 88.51°W
Last Update:
11:46 pm CDT Jun 20, 2026
Forecast Valid:
12am CDT Jun 21, 2026-6pm CDT Jun 27, 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