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

Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Thunderstorm Heavy Rain Fog/Mist

66°F

19°C

Humidity 93%
Wind Speed SE 8 mph
Barometer 29.66 in (1003.6 mb)
Dewpoint 64°F (18°C)
Visibility 3.00 mi
Last update 18 Oct 4:51 pm CDT
Extended Forecast for

Wellston MO

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. Steady temperature around 68. South wind around 9 mph. Chance of precipitation is 100%.

    High: 68 °F

    T-storms

  • Tonight

    Tonight: Showers and possibly a thunderstorm before midnight, then showers likely. Low around 52. West wind 8 to 18 mph becoming south in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 100%.

    Low: 52 °F

    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 64. Northwest wind 16 to 18 mph, with gusts as high as 32 mph.

    High: 64 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 47. West wind 5 to 8 mph becoming light and variable.

    Low: 47 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 71. South wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 71 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Steady temperature around 68. South wind around 9 mph. Chance of precipitation is 100%.
Tonight
Showers and possibly a thunderstorm before midnight, then showers likely. Low around 52. West wind 8 to 18 mph becoming south in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 100%.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 64. Northwest wind 16 to 18 mph, with gusts as high as 32 mph.
Sunday Night
Clear, with a low around 47. West wind 5 to 8 mph becoming light and variable.
Monday
Sunny, with a high near 71. South wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Clear, with a low around 45.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 69.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 50.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 63.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 51.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Wellston MO
 38.67°N 90.32°W (Elev. 499 ft)
Last Update:
4:16 pm CDT Oct 18, 2025
Forecast Valid:
4pm CDT Oct 18, 2025-6pm CDT Oct 25, 2025
 
Forecast Discussion
 
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Additional Resources

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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