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.

Light Rain

49°F

9°C

Humidity 100%
Wind Speed Calm
Barometer 29.96 in (1014.5 mb)
Dewpoint 49°F (9°C)
Visibility 9.00 mi
Last update 5 Mar 3:51 am CST
Extended Forecast for

Saint Louis MO

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Patchy fog. Low around 52. South wind around 5 mph becoming northwest. Chance of precipitation is 90%.

    Low: 52 °F

    Showers and
    Patchy Fog

  • Thursday

    Thursday: Showers likely, mainly before 8am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 67. West wind 3 to 7 mph. Chance of precipitation is 60%.

    High: 67 °F

    Showers
    Likely and
    Patchy Fog
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly between 1am and 5am. Mostly cloudy, with a low around 57. Light and variable wind becoming southeast 5 to 8 mph after midnight.

    Low: 57 °F

    Chance
    T-storms

  • Friday

    Friday: A slight chance of showers and thunderstorms before 9am, then a slight chance of showers after noon. Partly sunny, with a high near 79. South wind 9 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

    High: 79 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 59. South wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.

    Low: 59 °F

    Chance
    T-storms then
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers before noon. Mostly cloudy, with a high near 69.

    High: 69 °F

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Patchy fog. Low around 52. South wind around 5 mph becoming northwest. Chance of precipitation is 90%.
Thursday
Showers likely, mainly before 8am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 67. West wind 3 to 7 mph. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly between 1am and 5am. Mostly cloudy, with a low around 57. Light and variable wind becoming southeast 5 to 8 mph after midnight.
Friday
A slight chance of showers and thunderstorms before 9am, then a slight chance of showers after noon. Partly sunny, with a high near 79. South wind 9 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 59. South wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.
Saturday
A 50 percent chance of showers before noon. Mostly cloudy, with a high near 69.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Sunny, with a high near 65.
Sunday Night
Mostly clear, with a low around 48.
Monday
Sunny, with a high near 77.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 60.
Tuesday
Showers and possibly a thunderstorm. High near 78. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 52. Chance of precipitation is 90%.
Wednesday
Showers likely. Cloudy, with a high near 63. Chance of precipitation is 70%.
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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:
4:06 am CST Mar 5, 2026
Forecast Valid:
4am CST Mar 5, 2026-6pm CDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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