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.

Fog/Mist

72°F

22°C

Humidity 94%
Wind Speed Calm
Barometer 29.97 in (1014.1 mb)
Dewpoint 70°F (21°C)
Visibility 6.00 mi
Last update 15 Oct 10:54 am CDT
Extended Forecast for

Fenton MO

  • Today

    Today: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 81. Southwest wind 6 to 9 mph. Chance of precipitation is 90%.

    High: 81 °F

    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely before midnight, then a slight chance of showers between midnight and 4am. Increasing clouds, with a low around 46. Northwest wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    Low: 46 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers after 4pm. Partly sunny, with a high near 56. Northwest wind 14 to 17 mph, with gusts as high as 28 mph.

    High: 56 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 39. North wind 6 to 13 mph, with gusts as high as 23 mph.

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 59. Light northeast wind.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 36.

    Low: 36 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

Detailed Forecast

Today
Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 81. Southwest wind 6 to 9 mph. Chance of precipitation is 90%.
Tonight
Showers and thunderstorms likely before midnight, then a slight chance of showers between midnight and 4am. Increasing clouds, with a low around 46. Northwest wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Friday
A 20 percent chance of showers after 4pm. Partly sunny, with a high near 56. Northwest wind 14 to 17 mph, with gusts as high as 28 mph.
Friday Night
Mostly cloudy, with a low around 39. North wind 6 to 13 mph, with gusts as high as 23 mph.
Saturday
Sunny, with a high near 59. Light northeast wind.
Saturday Night
Clear, with a low around 36.
Sunday
Sunny, with a high near 66.
Sunday Night
Mostly clear, with a low around 40.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fenton MO
 38.54°N 90.46°W (Elev. 469 ft)
Last Update:
11:21 am CDT Oct 15, 2026
Forecast Valid:
11am CDT Oct 15, 2026-6pm CDT Oct 21, 2026
 
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