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

55°F

13°C

Humidity 55%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 15 May 1:15 am CDT
Extended Forecast for

3 Miles SSE Mount Erie IL

  • Overnight

    Overnight: Partly cloudy, with a low around 50. Calm wind becoming south southeast around 5 mph.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly before 11am. Partly sunny, with a high near 80. South southeast wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 80 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. South wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 66 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm between 10am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 84. South southwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

    High: 84 °F

    Showers
    Likely then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 65. South wind 5 to 7 mph.

    Low: 65 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 89. South wind 8 to 14 mph, with gusts as high as 22 mph.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 68. South wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 68 °F

    Clear

  • Monday

    Monday: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. South wind 10 to 17 mph, with gusts as high as 25 mph.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 73. South wind 11 to 13 mph, with gusts as high as 23 mph.

    Low: 73 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Partly cloudy, with a low around 50. Calm wind becoming south southeast around 5 mph.
Friday
A 40 percent chance of showers and thunderstorms, mainly before 11am. Partly sunny, with a high near 80. South southeast wind 7 to 13 mph, with gusts as high as 22 mph.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. South wind 8 to 10 mph, with gusts as high as 21 mph.
Saturday
A chance of showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm between 10am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 84. South southwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Saturday Night
A 40 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 65. South wind 5 to 7 mph.
Sunday
Sunny, with a high near 89. South wind 8 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Clear, with a low around 68. South wind 8 to 10 mph, with gusts as high as 20 mph.
Monday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. South wind 10 to 17 mph, with gusts as high as 25 mph.
Monday Night
A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 73. South wind 11 to 13 mph, with gusts as high as 23 mph.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 88. Southwest wind 13 to 17 mph, with gusts as high as 24 mph.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 66. South southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. South wind 6 to 8 mph.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 60. East northeast wind 3 to 6 mph.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 79. North northeast wind 6 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Mount Erie IL
 38.46°N 88.23°W
Last Update:
12:51 am CDT May 15, 2026
Forecast Valid:
1am CDT May 15, 2026-6pm CDT May 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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