National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Fair

73°F

23°C

Humidity 55%
Wind Speed S 10 mph
Barometer 29.74 in (1006.1 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 21 Mar 11:51 pm CDT
Extended Forecast for

3 Miles ESE Saint Louis MO

  • Overnight

    Overnight: Clear, with a low around 64. Southwest wind 7 to 9 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 90. Southwest wind 7 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph.

    High: 90 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 39. Breezy, with a north wind 11 to 21 mph, with gusts as high as 31 mph.

    Low: 39 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Clear

  • Monday

    Monday: Mostly sunny, with a high near 58. Northeast wind 7 to 10 mph.

    High: 58 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42. East wind around 5 mph.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain and thunderstorms. Partly cloudy, with a low around 58. Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Clear, with a low around 64. Southwest wind 7 to 9 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 90. Southwest wind 7 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 39. Breezy, with a north wind 11 to 21 mph, with gusts as high as 31 mph.
Monday
Mostly sunny, with a high near 58. Northeast wind 7 to 10 mph.
Monday Night
Mostly cloudy, with a low around 42. East wind around 5 mph.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Mostly cloudy, with a low around 47.
Wednesday
Partly sunny, with a high near 74.
Wednesday Night
A slight chance of rain and thunderstorms. Partly cloudy, with a low around 58. Chance of precipitation is 20%.
Thursday
A 20 percent chance of rain and thunderstorms after 1pm. Sunny, with a high near 85.
Thursday Night
A 40 percent chance of rain and thunderstorms. Partly cloudy, with a low around 46.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 57.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 39.
Saturday
A 20 percent chance of rain. Partly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Saint Louis MO
 38.62°N 90.2°W (Elev. 446 ft)
Last Update:
9:51 pm CDT Mar 21, 2026
Forecast Valid:
12am CDT Mar 22, 2026-6pm CDT Mar 28, 2026
 
Forecast Discussion
 
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Additional Resources

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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