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

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

63°F

17°C

Humidity 76%
Wind Speed Calm
Barometer 30.20 in (1021.8 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 15 Oct 6:51 am CDT
Extended Forecast for

Wellston MO

  • Today

    Today: Sunny, with a high near 85. Light and variable wind.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. Light east wind.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82. Southeast wind 5 to 10 mph.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 61. Southeast wind around 8 mph.

    Low: 61 °F

    Increasing
    Clouds

  • Friday

    Friday: Partly sunny, with a high near 83. South wind 6 to 10 mph.

    High: 83 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 65.

    Low: 65 °F

    Mostly Clear
    then Chance
    T-storms

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 76. Chance of precipitation is 80%.

    High: 76 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly before 1am. Partly cloudy, with a low around 51. Chance of precipitation is 60%.

    Low: 51 °F

    Showers
    Likely

  • Sunday

    Sunday: A 20 percent chance of showers before 1pm. Sunny, with a high near 68.

    High: 68 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 85. Light and variable wind.
Tonight
Mostly clear, with a low around 62. Light east wind.
Thursday
Sunny, with a high near 82. Southeast wind 5 to 10 mph.
Thursday Night
Increasing clouds, with a low around 61. Southeast wind around 8 mph.
Friday
Partly sunny, with a high near 83. South wind 6 to 10 mph.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 65.
Saturday
Showers and possibly a thunderstorm. High near 76. Chance of precipitation is 80%.
Saturday Night
Showers likely, mainly before 1am. Partly cloudy, with a low around 51. Chance of precipitation is 60%.
Sunday
A 20 percent chance of showers before 1pm. Sunny, with a high near 68.
Sunday Night
Clear, with a low around 48.
Monday
Sunny, with a high near 76.
Monday Night
A 20 percent chance of showers. Mostly clear, with a low around 55.
Tuesday
A 20 percent chance of showers. Sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Wellston MO
 38.67°N 90.29°W (Elev. 515 ft)
Last Update:
4:16 am CDT Oct 15, 2025
Forecast Valid:
7am CDT Oct 15, 2025-6pm CDT Oct 21, 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