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

25°F

-4°C

Humidity 57%
Wind Speed N 12 G 22 mph
Barometer 30.40 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 23 Jan 2:35 am CST
Extended Forecast for

4 Miles S Johnsonville IL

Cold Weather Advisory January 23, 06:00pm until January 24, 01:00pm
Winter Storm Warning January 24, 12:00am until January 25, 06:00pm
Click here for hazard details and duration
Cold Weather Advisory
Winter Storm Warning

  • Overnight

    Overnight: Partly cloudy, with a low around 13. North wind 9 to 14 mph, with gusts as high as 26 mph.

    Low: 13 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a temperature falling to around 9 by 4pm. Wind chill values as low as -7. North wind 13 to 15 mph, with gusts as high as 25 mph.

    High: 14 °F⇓

    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of snow after 4am. Increasing clouds, with a low around 6. Wind chill values as low as -11. Northeast wind 11 to 14 mph, with gusts as high as 21 mph.

    Low: 6 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: Snow showers, mainly after noon. High near 13. Wind chill values as low as -8. Northeast wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%.

    High: 13 °F

    Chance Snow
    Showers then
    Snow Showers

  • Saturday Night

    Saturday Night: Snow showers before midnight, then snow showers, possibly mixed with sleet. Low around 11. Northeast wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.

    Low: 11 °F

    Snow Showers
    then
    Snow/Sleet

  • Sunday

    Sunday: Snow showers, mainly before noon. High near 16. North wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 16 °F

    Snow Showers
    then Chance
    Snow Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of snow showers before midnight. Mostly cloudy, with a low around 0. Northwest wind around 9 mph, with gusts as high as 18 mph.

    Low: 0 °F

    Chance Snow
    Showers then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 13. West northwest wind 6 to 9 mph.

    High: 13 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 1. Southwest wind 5 to 8 mph.

    Low: 1 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 13. North wind 9 to 14 mph, with gusts as high as 26 mph.
Friday
Partly sunny, with a temperature falling to around 9 by 4pm. Wind chill values as low as -7. North wind 13 to 15 mph, with gusts as high as 25 mph.
Friday Night
A 20 percent chance of snow after 4am. Increasing clouds, with a low around 6. Wind chill values as low as -11. Northeast wind 11 to 14 mph, with gusts as high as 21 mph.
Saturday
Snow showers, mainly after noon. High near 13. Wind chill values as low as -8. Northeast wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%.
Saturday Night
Snow showers before midnight, then snow showers, possibly mixed with sleet. Low around 11. Northeast wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.
Sunday
Snow showers, mainly before noon. High near 16. North wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Sunday Night
A 30 percent chance of snow showers before midnight. Mostly cloudy, with a low around 0. Northwest wind around 9 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 13. West northwest wind 6 to 9 mph.
Monday Night
Mostly clear, with a low around 1. Southwest wind 5 to 8 mph.
Tuesday
Mostly sunny, with a high near 27. West southwest wind 5 to 8 mph.
Tuesday Night
Mostly cloudy, with a low around 7. Light and variable wind.
Wednesday
Partly sunny, with a high near 21. North northwest wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 1. West northwest wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 17. West northwest wind 5 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Johnsonville IL
 38.45°N 88.54°W
Last Update:
2:11 am CST Jan 23, 2026
Forecast Valid:
2am CST Jan 23, 2026-6pm CST Jan 29, 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