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

72°F

22°C

Humidity 15%
Wind Speed W 9 mph
Barometer 29.65 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 18 Feb 2:50 pm CST
Extended Forecast for

Litchfield IL

  • Tonight

    Tonight: Partly cloudy, with a low around 48. Southwest wind around 6 mph becoming calm.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Rain and thunderstorms likely, mainly before 2pm. Partly sunny, with a high near 66. South wind 6 to 11 mph becoming south 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%.

    High: 66 °F

    Chance Rain
    then T-storms
    Likely

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 36. Southwest wind 11 to 18 mph, with gusts as high as 28 mph.

    Low: 36 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 46. West wind 8 to 18 mph, with gusts as high as 28 mph.

    High: 46 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27. Northwest wind around 6 mph.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of rain and snow after noon. Mostly sunny, with a high near 41. Chance of precipitation is 20%.

    High: 41 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 18.

    Low: 18 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 48. Southwest wind around 6 mph becoming calm.
Thursday
Rain and thunderstorms likely, mainly before 2pm. Partly sunny, with a high near 66. South wind 6 to 11 mph becoming south 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%.
Thursday Night
Mostly clear, with a low around 36. Southwest wind 11 to 18 mph, with gusts as high as 28 mph.
Friday
Mostly sunny, with a high near 46. West wind 8 to 18 mph, with gusts as high as 28 mph.
Friday Night
Partly cloudy, with a low around 27. Northwest wind around 6 mph.
Saturday
A slight chance of rain and snow after noon. Mostly sunny, with a high near 41. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 22.
Sunday
Mostly sunny, with a high near 35.
Sunday Night
Mostly clear, with a low around 18.
Monday
Sunny, with a high near 35.
Monday Night
Mostly clear, with a low around 19.
Tuesday
Partly sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
A 20 percent chance of rain. Partly sunny, with a high near 52.
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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:
2:41 pm CST Feb 18, 2026
Forecast Valid:
3pm CST Feb 18, 2026-6pm CST Feb 25, 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