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

76°F

24°C

Humidity 79%
Wind Speed W 3 mph
Barometer 29.95 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 14 Jun 9:55 am CDT
Extended Forecast for

Sims IL

  • Today

    Today: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 82. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 60%.

    High: 82 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tonight

    Tonight: A 30 percent chance of showers before 7pm. Mostly cloudy, with a low around 67. North wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 83. North northeast wind 3 to 5 mph.

    High: 83 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. Light south southeast wind. Chance of precipitation is 30%.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 4am, then a slight chance of showers. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 7am. Partly sunny, with a high near 87. Southwest wind 3 to 8 mph. Chance of precipitation is 40%.

    High: 87 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind around 6 mph.

    Low: 72 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms. Mostly sunny, with a high near 89. South southwest wind 8 to 14 mph, with gusts as high as 21 mph.

    High: 89 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 82. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 60%.
Tonight
A 30 percent chance of showers before 7pm. Mostly cloudy, with a low around 67. North wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 83. North northeast wind 3 to 5 mph.
Sunday Night
Partly cloudy, with a low around 67. Calm wind.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. Light south southeast wind. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms before 4am, then a slight chance of showers. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 30%.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 7am. Partly sunny, with a high near 87. Southwest wind 3 to 8 mph. Chance of precipitation is 40%.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind around 6 mph.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. South southwest wind 8 to 14 mph, with gusts as high as 21 mph.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. Southwest wind 6 to 10 mph.
Juneteenth
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. West southwest wind 6 to 9 mph.
Thursday Night
Mostly clear, with a low around 67. Light and variable wind.
Friday
A slight chance of showers. Sunny, with a high near 89. Calm wind becoming southwest around 6 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sims IL
 38.37°N 88.54°W
Last Update:
8:32 am CDT Jun 14, 2025
Forecast Valid:
9am CDT Jun 14, 2025-6pm CDT Jun 20, 2025
 
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