National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Storm System Across the Eastern U.S.

A storm system will continue to produce widespread showers and thunderstorms as it progresses eastward across the central U.S. into the Northeast through the weekend. There are risks of severe thunderstorms and excessive rainfall on Saturday from the Ozarks into the mid-Mississippi River Valley with potential for damaging winds, large hail, tornadoes, and flash flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Fairfield, Fairfield Municipal Airport (KFWC)

Lat: 38.38°NLon: 88.41°WElev: 436ft.

Light Rain

64°F

18°C

Humidity 98%
Wind Speed S 12 G 16 mph
Barometer 29.64 in
Dewpoint 63°F (17°C)
Visibility 7.00 mi
Last update 19 Oct 12:15 am CDT
Extended Forecast for

6 Miles WSW Johnsonville IL

  • Overnight

    Overnight: A 30 percent chance of showers, mainly after 4am. Cloudy, with a low around 50. North northwest wind 9 to 15 mph becoming west. Winds could gust as high as 26 mph.

    Low: 50 °F

    Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers, mainly before 10am. Cloudy through mid morning, then gradual clearing, with a high near 63. Breezy, with a west northwest wind 20 to 22 mph, with gusts as high as 32 mph.

    High: 63 °F

    Breezy.
    Chance
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 38. West wind 5 to 10 mph becoming light after midnight.

    Low: 38 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 70. Light south southwest wind becoming south 13 to 18 mph in the morning. Winds could gust as high as 25 mph.

    High: 70 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49. South wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 24 mph.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67. Breezy, with a west wind 10 to 20 mph, with gusts as high as 26 mph.

    High: 67 °F

    Sunny then
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40. West wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 62. West northwest wind 7 to 14 mph, with gusts as high as 20 mph.

    High: 62 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 35. West wind around 6 mph becoming calm in the evening.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of showers, mainly after 4am. Cloudy, with a low around 50. North northwest wind 9 to 15 mph becoming west. Winds could gust as high as 26 mph.
Sunday
A 30 percent chance of showers, mainly before 10am. Cloudy through mid morning, then gradual clearing, with a high near 63. Breezy, with a west northwest wind 20 to 22 mph, with gusts as high as 32 mph.
Sunday Night
Clear, with a low around 38. West wind 5 to 10 mph becoming light after midnight.
Monday
Sunny, with a high near 70. Light south southwest wind becoming south 13 to 18 mph in the morning. Winds could gust as high as 25 mph.
Monday Night
Mostly clear, with a low around 49. South wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 24 mph.
Tuesday
Sunny, with a high near 67. Breezy, with a west wind 10 to 20 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 40. West wind 6 to 11 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 62. West northwest wind 7 to 14 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 35. West wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 67. Calm wind becoming southwest 5 to 7 mph in the morning.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 43. Light south wind.
Friday
A chance of showers. Partly sunny, with a high near 63. South southeast wind 5 to 9 mph.
Friday Night
A chance of showers. Mostly cloudy, with a low around 47. Southeast wind 3 to 7 mph.
Saturday
A slight chance of showers. Partly sunny, with a high near 64. Southeast wind 5 to 8 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Johnsonville IL
 38.5°N 88.65°W
Last Update:
11:15 pm CDT Oct 18, 2025
Forecast Valid:
12am CDT Oct 19, 2025-6pm CDT Oct 25, 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