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

Hazardous Weather Conditions

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

58°F

14°C

Humidity 97%
Wind Speed Calm
Barometer 29.84 in (1010.0 mb)
Dewpoint 57°F (14°C)
Visibility 8.00 mi
Last update 10 Mar 7:54 am CDT
Extended Forecast for

Weldon Spring Heights MO

  • Today

    Today: Sunny, with a high near 85. South wind 7 to 16 mph, with gusts as high as 26 mph.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Low around 52. Southwest wind 13 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    Low: 52 °F

    Slight Chance
    T-storms then
    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 1pm, then a chance of showers. Temperature falling to around 50 by 5pm. Southwest wind 13 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%.

    High: 63 °F⇓

    T-storms then
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 33. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 57. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 57 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 85. South wind 7 to 16 mph, with gusts as high as 26 mph.
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Low around 52. Southwest wind 13 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Wednesday
Showers and possibly a thunderstorm before 1pm, then a chance of showers. Temperature falling to around 50 by 5pm. Southwest wind 13 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%.
Wednesday Night
Mostly cloudy, with a low around 33. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 57. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Partly sunny, with a high near 64.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 70.
Saturday Night
A 20 percent chance of rain after 1am. Partly cloudy, with a low around 49.
Sunday
Rain likely. Mostly cloudy, with a high near 62. Breezy. Chance of precipitation is 70%.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Weldon Spring Heights MO
 38.7°N 90.65°W (Elev. 492 ft)
Last Update:
5:31 am CDT Mar 10, 2026
Forecast Valid:
8am CDT Mar 10, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation