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

86°F

30°C

Humidity 59%
Wind Speed NW 3 mph
Barometer 29.89 in (1011.0 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 17 Jun 11:51 am CDT
Extended Forecast for

2 Miles SSE Saint Louis MO

  • This Afternoon

    This Afternoon: Sunny, with a high near 91. Calm wind becoming south around 5 mph.

    High: 91 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 74. South wind around 6 mph.

    Low: 74 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 87. Southwest wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    High: 87 °F

    Chance
    T-storms then
    Heavy Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, with a low around 68. Southwest wind 5 to 10 mph.

    Low: 68 °F

    Chance
    T-storms then
    Partly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 86. Northwest wind 3 to 5 mph.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

Detailed Forecast

This Afternoon
Sunny, with a high near 91. Calm wind becoming south around 5 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 74. South wind around 6 mph.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 87. Southwest wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, with a low around 68. Southwest wind 5 to 10 mph.
Juneteenth
Sunny, with a high near 86. Northwest wind 3 to 5 mph.
Thursday Night
Mostly clear, with a low around 68.
Friday
Sunny, with a high near 92.
Friday Night
Mostly clear, with a low around 76.
Saturday
Sunny and hot, with a high near 97.
Saturday Night
Mostly clear, with a low around 77.
Sunday
Sunny and hot, with a high near 97.
Sunday Night
Mostly clear, with a low around 77.
Monday
Sunny, with a high near 96.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Saint Louis MO
 38.62°N 90.23°W (Elev. 489 ft)
Last Update:
11:37 am CDT Jun 17, 2025
Forecast Valid:
12pm CDT Jun 17, 2025-6pm CDT Jun 23, 2025
 
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