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

25°F

-4°C

Humidity 80%
Wind Speed SE 7 mph
Barometer 30.23 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 8 Dec 7:50 pm CST
Extended Forecast for

Staunton IL

  • Tonight

    Tonight: Increasing clouds, with a temperature rising to around 31 by 5am. Southeast wind 7 to 11 mph, with gusts as high as 21 mph.

    Low: 24 °F⇑

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48. Southwest wind 10 to 13 mph, with gusts as high as 24 mph.

    High: 48 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 36. South wind 14 to 16 mph becoming west after midnight. Winds could gust as high as 33 mph.

    Low: 36 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 44. Breezy, with a northwest wind 15 to 25 mph, with gusts as high as 34 mph.

    High: 44 °F

    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 23. Northwest wind 5 to 10 mph.

    Low: 23 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 35.

    High: 35 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 23.

    Low: 23 °F

    Slight Chance
    Snow

  • Friday

    Friday: A 20 percent chance of snow before noon. Mostly cloudy, with a high near 33.

    High: 33 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a temperature rising to around 31 by 5am. Southeast wind 7 to 11 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 48. Southwest wind 10 to 13 mph, with gusts as high as 24 mph.
Tuesday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 36. South wind 14 to 16 mph becoming west after midnight. Winds could gust as high as 33 mph.
Wednesday
Mostly cloudy, with a high near 44. Breezy, with a northwest wind 15 to 25 mph, with gusts as high as 34 mph.
Wednesday Night
Mostly cloudy, with a low around 23. Northwest wind 5 to 10 mph.
Thursday
A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 35.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 23.
Friday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 33.
Friday Night
Mostly cloudy, with a low around 11.
Saturday
Partly sunny, with a high near 21.
Saturday Night
Mostly cloudy, with a low around 10.
Sunday
Mostly sunny, with a high near 26.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
A slight chance of rain and snow. Mostly cloudy, with a high near 35. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Staunton IL
 39.01°N 89.79°W (Elev. 627 ft)
Last Update:
5:06 pm CST Dec 8, 2025
Forecast Valid:
8pm CST Dec 8, 2025-6pm CST Dec 15, 2025
 
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