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.

Rain Fog/Mist

47°F

8°C

Humidity 93%
Wind Speed E 10 mph
Barometer 29.92 in (1013.4 mb)
Dewpoint 45°F (7°C)
Visibility 3.00 mi
Wind Chill42°F (6°C)
Last update 14 Feb 6:51 pm CST
Extended Forecast for

3 Miles SSW Maryland Heights MO

  • Tonight

    Tonight: Rain, mainly before 3am. Low around 45. East wind 6 to 9 mph becoming northeast after midnight. Chance of precipitation is 100%.

    Low: 45 °F

    Rain

  • Sunday

    Sunday: A 20 percent chance of rain before 7am. Cloudy through mid morning, then gradual clearing, with a high near 59. North wind 5 to 9 mph becoming light northwest in the afternoon.

    High: 59 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Clear

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 66. Calm wind becoming south 5 to 9 mph in the morning.

    High: 66 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 46. South wind around 7 mph.

    Low: 46 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 69.

    High: 69 °F

    Mostly Cloudy

  • Tuesday Night

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

    Low: 59 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain, mainly before 3am. Low around 45. East wind 6 to 9 mph becoming northeast after midnight. Chance of precipitation is 100%.
Sunday
A 20 percent chance of rain before 7am. Cloudy through mid morning, then gradual clearing, with a high near 59. North wind 5 to 9 mph becoming light northwest in the afternoon.
Sunday Night
Mostly clear, with a low around 40. Calm wind.
Washington's Birthday
Mostly sunny, with a high near 66. Calm wind becoming south 5 to 9 mph in the morning.
Monday Night
Mostly cloudy, with a low around 46. South wind around 7 mph.
Tuesday
Mostly cloudy, with a high near 69.
Tuesday Night
Mostly cloudy, with a low around 59.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
A 30 percent chance of rain, mainly after noon. Mostly sunny, with a high near 71.
Thursday Night
A 20 percent chance of rain. Partly cloudy, with a low around 41.
Friday
A 20 percent chance of rain. Mostly sunny, with a high near 55.
Friday Night
A 20 percent chance of snow. Partly cloudy, with a low around 33.
Saturday
Mostly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Maryland Heights MO
 38.69°N 90.48°W (Elev. 499 ft)
Last Update:
7:06 pm CST Feb 14, 2026
Forecast Valid:
7pm CST Feb 14, 2026-6pm CST Feb 21, 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