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

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

66°F

19°C

Humidity 78%
Wind Speed S 8 mph
Barometer 29.93 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 16 Apr 9:50 pm CDT
Extended Forecast for

Litchfield Municipal Airport IL

  • Tonight

    Tonight: Mostly clear, with a low around 57. Calm wind becoming south around 6 mph after midnight.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 82. South wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Showers and thunderstorms, mainly before 1am, then showers and possibly a thunderstorm after 1am. Low around 46. South wind 14 to 17 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 100%.

    Low: 46 °F

    T-storms

  • Saturday

    Saturday: Showers likely, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 60. Northwest wind around 18 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.

    High: 60 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36. Northwest wind 7 to 15 mph, with gusts as high as 22 mph.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 57. Calm wind becoming south around 6 mph after midnight.
Friday
Mostly sunny, with a high near 82. South wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 25 mph.
Friday Night
Showers and thunderstorms, mainly before 1am, then showers and possibly a thunderstorm after 1am. Low around 46. South wind 14 to 17 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 100%.
Saturday
Showers likely, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 60. Northwest wind around 18 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Saturday Night
Mostly clear, with a low around 36. Northwest wind 7 to 15 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 61.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Sunny, with a high near 76.
Wednesday Night
A 20 percent chance of showers. Mostly clear, with a low around 53.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Litchfield Municipal Airport IL
 39.16°N 89.67°W (Elev. 696 ft)
Last Update:
9:01 pm CDT Apr 16, 2026
Forecast Valid:
9pm CDT Apr 16, 2026-6pm CDT Apr 23, 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