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

68°F

20°C

Humidity 73%
Wind Speed S 8 mph
Barometer 29.95 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 16 Apr 10:15 pm CDT
Extended Forecast for

Litchfield IL

  • Tonight

    Tonight: Mostly clear, with a low around 55. South wind 3 to 5 mph.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 81. South wind 6 to 16 mph, with gusts as high as 24 mph.

    High: 81 °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 13 to 15 mph becoming west after midnight. Winds could gust as high as 23 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 steady temperature around 51. Northwest wind 15 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    High: 51 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36. Northwest wind 6 to 14 mph, with gusts as high as 21 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 38.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 55. South wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 81. South wind 6 to 16 mph, with gusts as high as 24 mph.
Friday Night
Showers and thunderstorms, mainly before 1am, then showers and possibly a thunderstorm after 1am. Low around 46. South wind 13 to 15 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%.
Saturday
Showers likely, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a steady temperature around 51. Northwest wind 15 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Saturday Night
Mostly clear, with a low around 36. Northwest wind 6 to 14 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 61.
Sunday Night
Mostly clear, with a low around 38.
Monday
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Mostly sunny, with a high near 75.
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 54.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Litchfield IL
 39.18°N 89.64°W (Elev. 699 ft)
Last Update:
9:01 pm CDT Apr 16, 2026
Forecast Valid:
10pm CDT Apr 16, 2026-6pm CDT Apr 23, 2026
 
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