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.

Mostly Cloudy

74°F

23°C

Humidity 85%
Wind Speed W 7 mph
Barometer 29.67 in (1003.2 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 18 Jun 3:51 am CDT
Extended Forecast for

University City MO

  • Overnight

    Overnight: Partly cloudy, with a low around 69. West wind around 6 mph.

    Low: 69 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers, mainly between noon and 2pm. Partly sunny, with a high near 78. Northwest wind 5 to 8 mph.

    High: 78 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62. Northwest wind around 6 mph becoming calm in the evening.

    Low: 62 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Increasing clouds, with a high near 85. Light northwest wind.

    High: 85 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 84. Chance of precipitation is 80%.

    High: 84 °F

    Showers then
    T-storms

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 63. Chance of precipitation is 80%.

    Low: 63 °F

    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 69. West wind around 6 mph.
Thursday
A 30 percent chance of showers, mainly between noon and 2pm. Partly sunny, with a high near 78. Northwest wind 5 to 8 mph.
Thursday Night
Partly cloudy, with a low around 62. Northwest wind around 6 mph becoming calm in the evening.
Juneteenth
Increasing clouds, with a high near 85. Light northwest wind.
Friday Night
Mostly cloudy, with a low around 66. Calm wind.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68.
Sunday
Showers and possibly a thunderstorm. High near 84. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 63. Chance of precipitation is 80%.
Monday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Mostly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
University City MO
 38.67°N 90.34°W (Elev. 577 ft)
Last Update:
1:26 am CDT Jun 18, 2026
Forecast Valid:
3am CDT Jun 18, 2026-6pm CDT Jun 24, 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