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

68°F

20°C

Humidity 81%
Wind Speed S 7 mph
Barometer 29.92 in (1012.6 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 16 Apr 11:54 pm CDT
Extended Forecast for

2 Miles SSW Des Peres MO

  • Overnight

    Overnight: Mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Isolated showers and thunderstorms after 4pm. Mostly sunny, with a high near 86. Light south wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 20%.

    High: 86 °F

    Mostly Sunny
    then Isolated
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms before 1am, then showers and possibly a thunderstorm, mainly after 1am. Low around 49. South wind 9 to 11 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%.

    Low: 49 °F

    T-storms
    Likely then
    T-storms

  • Saturday

    Saturday: Showers likely, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 61. Northwest wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    High: 61 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 40. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 60. Calm wind.
Friday
Isolated showers and thunderstorms after 4pm. Mostly sunny, with a high near 86. Light south wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 20%.
Friday Night
Showers and thunderstorms before 1am, then showers and possibly a thunderstorm, mainly after 1am. Low around 49. South wind 9 to 11 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%.
Saturday
Showers likely, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 61. Northwest wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Saturday Night
Mostly clear, with a low around 40. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 68.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
A 20 percent chance of showers. Mostly clear, with a low around 58.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Des Peres MO
 38.58°N 90.46°W (Elev. 486 ft)
Last Update:
9:01 pm CDT Apr 16, 2026
Forecast Valid:
12am CDT Apr 17, 2026-6pm CDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation