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.

Partly Cloudy

54°F

12°C

Humidity 38%
Wind Speed N 8 mph
Barometer 30.27 in (1025.2 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 6 Apr 7:51 pm CDT
Extended Forecast for

Saint Louis MO

  • Tonight

    Tonight: Increasing clouds, with a low around 39. North wind 6 to 10 mph, with gusts as high as 23 mph.

    Low: 39 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Cloudy, then gradually becoming mostly sunny, with a high near 56. East wind 9 to 13 mph, with gusts as high as 20 mph.

    High: 56 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 41. East wind around 9 mph, with gusts as high as 21 mph.

    Low: 41 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 74. Southeast wind 8 to 13 mph, with gusts as high as 22 mph.

    High: 74 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53. South wind 8 to 10 mph.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 77. Chance of precipitation is 40%.

    High: 77 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.

    Low: 58 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Increasing clouds, with a low around 39. North wind 6 to 10 mph, with gusts as high as 23 mph.
Tuesday
Cloudy, then gradually becoming mostly sunny, with a high near 56. East wind 9 to 13 mph, with gusts as high as 20 mph.
Tuesday Night
Increasing clouds, with a low around 41. East wind around 9 mph, with gusts as high as 21 mph.
Wednesday
Partly sunny, with a high near 74. Southeast wind 8 to 13 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 53. South wind 8 to 10 mph.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 58.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 77. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 83. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.62°N 90.26°W (Elev. 486 ft)
Last Update:
5:36 pm CDT Apr 6, 2026
Forecast Valid:
7pm CDT Apr 6, 2026-6pm CDT Apr 13, 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