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

34°F

1°C

Humidity 29%
Wind Speed S 17 mph
Barometer 30.30 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 20 Jan 1:45 pm CST
Extended Forecast for

Litchfield IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 31. South wind 11 to 15 mph, with gusts as high as 23 mph.

    High: 31 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 25. South wind 11 to 15 mph, with gusts as high as 25 mph.

    Low: 25 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 40. West wind 8 to 13 mph, with gusts as high as 24 mph.

    High: 40 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 21. Southwest wind 6 to 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.

    Low: 21 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 33. Northwest wind 3 to 7 mph.

    High: 33 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 7.

    Low: 7 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy and cold, with a high near 12.

    High: 12 °F

    Cold

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 0.

    Low: 0 °F

    Chance Snow

  • Saturday

    Saturday: A 30 percent chance of snow, mainly after noon. Mostly cloudy and cold, with a high near 12.

    High: 12 °F

    Chance Snow

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 31. South wind 11 to 15 mph, with gusts as high as 23 mph.
Tonight
Increasing clouds, with a low around 25. South wind 11 to 15 mph, with gusts as high as 25 mph.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 40. West wind 8 to 13 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly clear, with a low around 21. Southwest wind 6 to 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
Thursday
Mostly sunny, with a high near 33. Northwest wind 3 to 7 mph.
Thursday Night
Mostly cloudy, with a low around 7.
Friday
Mostly cloudy and cold, with a high near 12.
Friday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 0.
Saturday
A 30 percent chance of snow, mainly after noon. Mostly cloudy and cold, with a high near 12.
Saturday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 4.
Sunday
Mostly sunny and cold, with a high near 20.
Sunday Night
Partly cloudy, with a low around 4.
Monday
Sunny, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Litchfield IL
 39.18°N 89.64°W (Elev. 699 ft)
Last Update:
10:51 am CST Jan 20, 2026
Forecast Valid:
2pm CST Jan 20, 2026-6pm CST Jan 26, 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