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

91°F

33°C

Humidity 49%
Wind Speed NE 5 mph
Barometer 29.82 in (1008.3 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 20 Sep 6:51 pm CDT
Extended Forecast for

Saint Louis MO

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 73. Light and variable wind.

    Low: 73 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly between 2pm and 3pm. Partly sunny, with a high near 89. Calm wind becoming west 5 to 7 mph in the morning.

    High: 89 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 72. Light south wind. Chance of precipitation is 60%.

    Low: 72 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 84. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 90%.

    High: 84 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 68. North wind 3 to 6 mph. Chance of precipitation is 70%.

    Low: 68 °F

    Heavy Rain

  • Monday

    Monday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.

    High: 77 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 73. Light and variable wind.
Saturday
A 30 percent chance of showers and thunderstorms, mainly between 2pm and 3pm. Partly sunny, with a high near 89. Calm wind becoming west 5 to 7 mph in the morning.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 72. Light south wind. Chance of precipitation is 60%.
Sunday
Showers and possibly a thunderstorm. High near 84. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 90%.
Sunday Night
Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 68. North wind 3 to 6 mph. Chance of precipitation is 70%.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.
Monday Night
A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 63.
Tuesday
Partly sunny, with a high near 74.
Tuesday Night
Mostly cloudy, with a low around 59.
Wednesday
Partly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 76.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 59.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 77.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.64°N 90.26°W (Elev. 499 ft)
Last Update:
5:52 pm CDT Sep 20, 2024
Forecast Valid:
6pm CDT Sep 20, 2024-6pm CDT Sep 27, 2024
 
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