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.

Fair

62°F

17°C

Humidity 44%
Wind Speed Calm
Barometer 30.26 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 3 Nov 3:35 pm CST
Extended Forecast for

Sims IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 63. West wind 3 to 7 mph.

    High: 63 °F

    Sunny

  • Tonight

    Tonight: Patchy fog between 3am and 5am. Otherwise, mostly clear, with a low around 36. Light and variable wind.

    Low: 36 °F

    Clear then
    Patchy Fog

  • Tuesday

    Tuesday: Sunny, with a high near 67. Light southeast wind becoming south 9 to 14 mph in the morning. Winds could gust as high as 21 mph.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49. Southwest wind around 10 mph, with gusts as high as 21 mph.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 71. Southwest wind 7 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 38. Northwest wind around 5 mph becoming calm in the evening.

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 64. Light and variable wind becoming southeast 6 to 11 mph in the morning.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers after midnight. Mostly cloudy, with a low around 50. South southwest wind 8 to 13 mph, with gusts as high as 22 mph.

    Low: 50 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A chance of showers before noon. Mostly sunny, with a high near 68. South southwest wind 9 to 15 mph becoming west in the afternoon. Winds could gust as high as 23 mph.

    High: 68 °F

    Chance
    Showers then
    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 63. West wind 3 to 7 mph.
Tonight
Patchy fog between 3am and 5am. Otherwise, mostly clear, with a low around 36. Light and variable wind.
Tuesday
Sunny, with a high near 67. Light southeast wind becoming south 9 to 14 mph in the morning. Winds could gust as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 49. Southwest wind around 10 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 71. Southwest wind 7 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 38. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 64. Light and variable wind becoming southeast 6 to 11 mph in the morning.
Thursday Night
A chance of showers after midnight. Mostly cloudy, with a low around 50. South southwest wind 8 to 13 mph, with gusts as high as 22 mph.
Friday
A chance of showers before noon. Mostly sunny, with a high near 68. South southwest wind 9 to 15 mph becoming west in the afternoon. Winds could gust as high as 23 mph.
Friday Night
Partly cloudy, with a low around 40. West wind 5 to 7 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 63. Calm wind becoming south southwest 5 to 8 mph in the morning.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 40. South wind 6 to 10 mph becoming west northwest after midnight.
Sunday
Mostly sunny, with a high near 54. Northwest wind 10 to 15 mph, with gusts as high as 22 mph.
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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:
3:16 pm CST Nov 3, 2025
Forecast Valid:
3pm CST Nov 3, 2025-6pm CST Nov 9, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation