Hazardous Weather Conditions

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Overcast

26°F

-3°C

Humidity 44%
Wind Speed NE 9 mph
Barometer 30.27 in (1026.1 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 29 Jan 2:54 pm CST
Extended Forecast for

Weldon Spring MO

  • This Afternoon

    This Afternoon: A 40 percent chance of snow, mainly after 5pm.  Cloudy, with a high near 26. Northeast wind around 6 mph.

    High: 26 °F

    Chance Snow

  • Tonight

    Tonight: Snow likely, mainly before 9pm.  Cloudy, with a low around 5. Northeast wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 5 °F

    Snow Likely
    then Mostly
    Cloudy

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny and cold, with a high near 19. Light northwest wind becoming north 5 to 10 mph in the morning.

    High: 19 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 3. Northwest wind 8 to 10 mph, with gusts as high as 22 mph.

    Low: 3 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny and cold, with a high near 20. Northwest wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 20 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 3.

    Low: 3 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of snow, mainly after 5pm. Cloudy, with a high near 26. Northeast wind around 6 mph.
Tonight
Snow likely, mainly before 9pm. Cloudy, with a low around 5. Northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
Cloudy, then gradually becoming mostly sunny and cold, with a high near 19. Light northwest wind becoming north 5 to 10 mph in the morning.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 3. Northwest wind 8 to 10 mph, with gusts as high as 22 mph.
Saturday
Sunny and cold, with a high near 20. Northwest wind 6 to 11 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 3.
Sunday
Partly sunny, with a high near 31.
Sunday Night
Mostly cloudy, with a low around 20.
Monday
Partly sunny, with a high near 35.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
A slight chance of rain and snow. Mostly cloudy, with a high near 36. Chance of precipitation is 20%.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 24.
Wednesday
A 20 percent chance of snow. Mostly cloudy, with a high near 34.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
Partly sunny, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
Weldon Spring MO
 38.72°N 90.65°W (Elev. 584 ft)
3:16 pm CST Jan 29, 2026
3pm CST Jan 29, 2026-6pm CST Feb 5, 2026
 
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Additional Resources

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