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.

Heavy Rain

51°F

11°C

Humidity 95%
Wind Speed SE 5 mph
Barometer 29.85 in
Dewpoint 50°F (10°C)
Visibility 3.00 mi
Wind Chill49°F (9°C)
Last update 24 Nov 10:35 pm CST
Extended Forecast for

Staunton IL

  • Tonight

    Tonight: Rain, mainly before 3am. Patchy fog after 11pm. Low around 49. South wind 3 to 8 mph. Chance of precipitation is 100%.

    Low: 49 °F

    Rain and
    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before noon. Otherwise, cloudy, with a high near 57. Light southwest wind becoming west 5 to 10 mph in the morning.

    High: 57 °F

    Patchy Fog
    then Cloudy

  • Tuesday Night

    Tuesday Night: A slight chance of rain between 7pm and 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 34. Breezy, with a west wind 8 to 13 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Rain then
    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44. Breezy, with a west wind 13 to 22 mph, with gusts as high as 34 mph.

    High: 44 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 25. West wind 7 to 9 mph.

    Low: 25 °F

    Partly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Sunny, with a high near 39.

    High: 39 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Friday Night

    Friday Night: Snow likely, mainly after midnight. Cloudy, with a low around 28. Chance of precipitation is 60%.

    Low: 28 °F

    Snow Likely

Detailed Forecast

Tonight
Rain, mainly before 3am. Patchy fog after 11pm. Low around 49. South wind 3 to 8 mph. Chance of precipitation is 100%.
Tuesday
Patchy fog before noon. Otherwise, cloudy, with a high near 57. Light southwest wind becoming west 5 to 10 mph in the morning.
Tuesday Night
A slight chance of rain between 7pm and 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 34. Breezy, with a west wind 8 to 13 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 44. Breezy, with a west wind 13 to 22 mph, with gusts as high as 34 mph.
Wednesday Night
Partly cloudy, with a low around 25. West wind 7 to 9 mph.
Thanksgiving Day
Sunny, with a high near 39.
Thursday Night
Mostly clear, with a low around 19.
Friday
Partly sunny, with a high near 37.
Friday Night
Snow likely, mainly after midnight. Cloudy, with a low around 28. Chance of precipitation is 60%.
Saturday
Rain likely, possibly mixed with snow. Cloudy, with a high near 38. Chance of precipitation is 70%.
Saturday Night
Rain likely. Cloudy, with a low around 30. Chance of precipitation is 60%.
Sunday
A 50 percent chance of rain. Mostly cloudy, with a high near 43.
Sunday Night
A 50 percent chance of rain. Cloudy, with a low around 30.
Monday
A 40 percent chance of rain. Mostly cloudy, with a high near 44.
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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:
10:36 pm CST Nov 24, 2025
Forecast Valid:
10pm CST Nov 24, 2025-6pm CST Dec 1, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation