National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Louis, Spirit Of St. Louis Airport (KSUS)

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

17°F

-8°C

Humidity 64%
Wind Speed Calm
Barometer 30.27 in (1026.4 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 4 Dec 7:54 pm CST
Extended Forecast for

2 Miles NW Saint Peters MO

  • Tonight

    Tonight: Clear, with a low around 9. Light and variable wind.

    Low: 9 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 39. South wind 3 to 7 mph.

    High: 39 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 26. South wind around 6 mph becoming light and variable after midnight.

    Low: 26 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 36. Calm wind becoming east around 5 mph in the afternoon.

    High: 36 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 28. East wind 3 to 6 mph.

    Low: 28 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A chance of rain and snow before noon, then a slight chance of snow. Mostly cloudy, with a high near 35. Chance of precipitation is 30%.

    High: 35 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 9. Light and variable wind.
Friday
Sunny, with a high near 39. South wind 3 to 7 mph.
Friday Night
Increasing clouds, with a low around 26. South wind around 6 mph becoming light and variable after midnight.
Saturday
Partly sunny, with a high near 36. Calm wind becoming east around 5 mph in the afternoon.
Saturday Night
A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 28. East wind 3 to 6 mph.
Sunday
A chance of rain and snow before noon, then a slight chance of snow. Mostly cloudy, with a high near 35. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 14.
Monday
Mostly sunny, with a high near 31.
Monday Night
Partly cloudy, with a low around 23.
Tuesday
Mostly sunny, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 46.
Wednesday Night
Mostly cloudy, with a low around 22.
Thursday
Partly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Saint Peters MO
 38.81°N 90.62°W (Elev. 436 ft)
Last Update:
7:36 pm CST Dec 4, 2025
Forecast Valid:
8pm CST Dec 4, 2025-6pm CST Dec 11, 2025
 
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