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

61°F

16°C

Humidity 46%
Wind Speed S 3 mph
Barometer 30.19 in (1021.5 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 9 Apr 6:51 am CDT
Extended Forecast for

Saint Louis MO

  • Today

    Today: Sunny, with a high near 81. South wind 8 to 13 mph, with gusts as high as 23 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 61. South wind around 10 mph.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 73. Southwest wind around 8 mph becoming north in the afternoon. Chance of precipitation is 60%.

    High: 73 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. Northeast wind around 6 mph. Chance of precipitation is 40%.

    Low: 53 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 77. Southeast wind 6 to 8 mph. Chance of precipitation is 40%.

    High: 77 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81.

    High: 81 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 84.

    High: 84 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 81. South wind 8 to 13 mph, with gusts as high as 23 mph.
Tonight
Partly cloudy, with a low around 61. South wind around 10 mph.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 73. Southwest wind around 8 mph becoming north in the afternoon. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. Northeast wind around 6 mph. Chance of precipitation is 40%.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 77. Southeast wind 6 to 8 mph. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 62.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Monday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 84.
Monday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69.
Tuesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.62°N 90.23°W (Elev. 489 ft)
Last Update:
4:41 am CDT Apr 9, 2026
Forecast Valid:
7am CDT Apr 9, 2026-6pm CDT Apr 15, 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