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

73°F

23°C

Humidity 64%
Wind Speed Vrbl 5 mph
Barometer 29.63 in (1002.8 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 4 May 2:54 pm CDT
Extended Forecast for

Weldon Spring MOSimilar City Names

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. South wind 3 to 7 mph. Winds could gust as high as 24 mph.

    High: 80 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly after 1am. Increasing clouds, with a low around 56. Southwest wind 5 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

    Low: 56 °F

    T-storms
    Likely

  • Tuesday

    Tuesday: Showers and thunderstorms before 11am, then showers and possibly a thunderstorm, mainly after 11am. High near 57. North wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.

    High: 57 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 44. North wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 44 °F

    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 58. North wind 6 to 8 mph.

    High: 58 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 73.

    High: 73 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. South wind 3 to 7 mph. Winds could gust as high as 24 mph.
Tonight
Showers and thunderstorms likely, mainly after 1am. Increasing clouds, with a low around 56. Southwest wind 5 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Tuesday
Showers and thunderstorms before 11am, then showers and possibly a thunderstorm, mainly after 11am. High near 57. North wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 44. North wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Wednesday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 58. North wind 6 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 40.
Thursday
Sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 46.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 73.
Friday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 49. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 78.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 54.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 74.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 51.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Weldon Spring MOSimilar City Names
 38.72°N 90.65°W (Elev. 584 ft)
Last Update:
3:31 pm CDT May 4, 2026
Forecast Valid:
3pm CDT May 4, 2026-6pm CDT May 11, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation