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.

Mostly Cloudy

75°F

24°C

Humidity 64%
Wind Speed S 12 mph
Barometer 29.89 in (1011.0 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 4 Apr 1:51 am CDT
Extended Forecast for

Saint Louis MO

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Low around 61. Southwest wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.

    Low: 61 °F

    Showers

  • Saturday

    Saturday: Showers, mainly before 9am. Temperature falling to around 54 by 1pm. West wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.

    High: 64 °F⇓

    Showers then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 41. Northwest wind 8 to 14 mph, with gusts as high as 23 mph.

    Low: 41 °F

    Gradual
    Clearing

  • Sunday

    Sunday: Sunny, with a high near 59. Northwest wind 7 to 11 mph.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 42. West wind 3 to 6 mph.

    Low: 42 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 61. Southwest wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.
Saturday
Showers, mainly before 9am. Temperature falling to around 54 by 1pm. West wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.
Saturday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 41. Northwest wind 8 to 14 mph, with gusts as high as 23 mph.
Sunday
Sunny, with a high near 59. Northwest wind 7 to 11 mph.
Sunday Night
Clear, with a low around 42. West wind 3 to 6 mph.
Monday
Sunny, with a high near 62.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 54.
Tuesday Night
Mostly cloudy, with a low around 41.
Wednesday
Partly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 77.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 56.
Friday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
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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:
1:25 am CDT Apr 4, 2026
Forecast Valid:
2am CDT Apr 4, 2026-6pm CDT Apr 10, 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