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NWS St. Louis Announces Changes To May 16, 2025 Tornado Damage Assessment

After a year-long review of new ground survey data and aerial imagery, NWS St. Louis made several adjustments to the May 16, 2025 tornado damage assessment. Read More >

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

84°F

29°C

Humidity 61%
Wind Speed SW 8 mph
Barometer 29.93 in (1012.2 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 6 Jun 1:51 pm CDT
Extended Forecast for

Wellston MO

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 89. Southwest wind 5 to 8 mph.

    High: 89 °F

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Mostly cloudy, with a low around 73. Southwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 89. Light southeast wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 89 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11pm. Mostly cloudy, with a low around 72. Southeast wind 6 to 10 mph. Chance of precipitation is 60%.

    Low: 72 °F

    Showers
    Likely

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 86. South wind around 9 mph. Chance of precipitation is 90%.

    High: 86 °F

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 72. Chance of precipitation is 80%.

    Low: 72 °F

    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.

    High: 92 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 89. Southwest wind 5 to 8 mph.
Tonight
A slight chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Mostly cloudy, with a low around 73. Southwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 20%.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 89. Light southeast wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11pm. Mostly cloudy, with a low around 72. Southeast wind 6 to 10 mph. Chance of precipitation is 60%.
Monday
Showers and possibly a thunderstorm. High near 86. South wind around 9 mph. Chance of precipitation is 90%.
Monday Night
Showers and possibly a thunderstorm. Low around 72. Chance of precipitation is 80%.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
Sunny, with a high near 96.
Wednesday Night
Mostly clear, with a low around 77.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wellston MO
 38.67°N 90.29°W (Elev. 515 ft)
Last Update:
2:06 pm CDT Jun 6, 2026
Forecast Valid:
2pm CDT Jun 6, 2026-6pm CDT Jun 12, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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