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

79°F

26°C

Humidity 72%
Wind Speed SW 12 G 18 mph
Barometer 30.00 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 18 May 12:55 pm CDT
Extended Forecast for

2 Miles WNW Fairfield Municipal Airport IL

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. High near 84. South southwest wind 13 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.

    High: 84 °F

    T-storms

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 9pm. Low around 69. South wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.

    Low: 69 °F

    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 86. Southwest wind 11 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.

    High: 86 °F

    Chance
    Showers then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms before 11pm, then showers and possibly a thunderstorm between 11pm and 1am, then showers likely after 1am. Low around 61. Light and variable wind becoming north northwest 5 to 8 mph after midnight. Chance of precipitation is 80%.

    Low: 61 °F

    T-storms then
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 71. North wind around 10 mph.

    High: 71 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 52. North northeast wind around 8 mph.

    Low: 52 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 73. East northeast wind around 8 mph.

    High: 73 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 57. East northeast wind 5 to 8 mph.

    Low: 57 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 76. East northeast wind around 6 mph becoming south southeast in the afternoon.

    High: 76 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. High near 84. South southwest wind 13 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
Tonight
Showers and thunderstorms, mainly before 9pm. Low around 69. South wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Tuesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 86. Southwest wind 11 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.
Tuesday Night
Showers and thunderstorms before 11pm, then showers and possibly a thunderstorm between 11pm and 1am, then showers likely after 1am. Low around 61. Light and variable wind becoming north northwest 5 to 8 mph after midnight. Chance of precipitation is 80%.
Wednesday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 71. North wind around 10 mph.
Wednesday Night
Mostly cloudy, with a low around 52. North northeast wind around 8 mph.
Thursday
Partly sunny, with a high near 73. East northeast wind around 8 mph.
Thursday Night
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 57. East northeast wind 5 to 8 mph.
Friday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 76. East northeast wind around 6 mph becoming south southeast in the afternoon.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. South wind around 5 mph becoming calm in the evening.
Saturday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Calm wind becoming southwest around 5 mph.
Saturday Night
Partly cloudy, with a low around 62. Calm wind.
Sunday
Partly sunny, with a high near 85. Light and variable wind becoming south around 6 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Fairfield Municipal Airport IL
 38.38°N 88.46°W
Last Update:
11:52 am CDT May 18, 2026
Forecast Valid:
1pm CDT May 18, 2026-6pm CDT May 24, 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