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.

A Few Clouds

52°F

11°C

Humidity 53%
Wind Speed N 7 mph
Barometer 30.08 in (1018.4 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 1 May 8:51 am CDT
Extended Forecast for

Saint Louis MO

  • Today

    Today: Sunny, with a high near 64. North wind 5 to 8 mph.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after 10pm. Mostly clear during the evening, then mostly cloudy overnight, with a low around 45. Light and variable wind.

    Low: 45 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 61. North wind 3 to 8 mph.

    High: 61 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 43. Northwest wind around 6 mph becoming calm in the evening.

    Low: 43 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 76. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 57. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    T-storms

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 69. Chance of precipitation is 70%.

    High: 69 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 64. North wind 5 to 8 mph.
Tonight
A 20 percent chance of showers after 10pm. Mostly clear during the evening, then mostly cloudy overnight, with a low around 45. Light and variable wind.
Saturday
Mostly sunny, with a high near 61. North wind 3 to 8 mph.
Saturday Night
Mostly clear, with a low around 43. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 76. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 57. Chance of precipitation is 30%.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 69. Chance of precipitation is 70%.
Tuesday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.
Wednesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 65.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 45.
Thursday
Sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.64°N 90.23°W (Elev. 538 ft)
Last Update:
8:51 am CDT May 1, 2026
Forecast Valid:
8am CDT May 1, 2026-6pm CDT May 7, 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