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.

Overcast

47°F

8°C

Humidity 52%
Wind Speed Calm
Barometer 30.29 in
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 20 Apr 2:55 am CDT
Extended Forecast for

Litchfield Municipal Airport IL

  • Overnight

    Overnight: Partly cloudy, with a low around 36. Northeast wind around 5 mph.

    Low: 36 °F

    Partly Cloudy

  • Monday

    Monday: Areas of frost before 7am. Otherwise, sunny, with a high near 64. Light and variable wind becoming south 5 to 7 mph in the morning.

    High: 64 °F

    Areas Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48. Southeast wind 8 to 10 mph.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77. Breezy, with a southwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon.

    High: 77 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54. Southwest wind 10 to 13 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 78. Breezy.

    High: 78 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.

    Low: 60 °F

    Slight Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 36. Northeast wind around 5 mph.
Monday
Areas of frost before 7am. Otherwise, sunny, with a high near 64. Light and variable wind becoming south 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 48. Southeast wind 8 to 10 mph.
Tuesday
Sunny, with a high near 77. Breezy, with a southwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 54. Southwest wind 10 to 13 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Mostly sunny, with a high near 78. Breezy.
Thursday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.
Friday
Showers and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. High near 72. Chance of precipitation is 80%.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 50.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 70.
Saturday Night
A 30 percent chance of showers. Partly cloudy, with a low around 48.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 69.
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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:
1:26 am CDT Apr 20, 2026
Forecast Valid:
3am CDT Apr 20, 2026-6pm CDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation