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

78°F

26°C

Humidity 54%
Wind Speed W 17 G 26 mph
Barometer 29.77 in (1007.2 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 16 Jun 2:51 pm CDT
Extended Forecast for

Saint Louis MO

Wind Advisory June 17, 01:00pm until June 17, 08:00pm
Click here for hazard details and duration
Wind Advisory

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 82. Calm wind becoming west 5 to 8 mph. Winds could gust as high as 22 mph.

    High: 82 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 63. West wind 5 to 9 mph becoming calm in the evening.

    Low: 63 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 93. Breezy, with a southwest wind 7 to 12 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 44 mph.

    High: 93 °F

    Sunny then
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms, mainly before 11pm. Some of the storms could produce heavy rainfall. Low around 70. West wind 8 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 90%.

    Low: 70 °F

    Heavy Rain
    then Mostly
    Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 82. Northwest wind 6 to 8 mph.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 82. Calm wind becoming west 5 to 8 mph. Winds could gust as high as 22 mph.
Tonight
Partly cloudy, with a low around 63. West wind 5 to 9 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 93. Breezy, with a southwest wind 7 to 12 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 44 mph.
Wednesday Night
Showers and thunderstorms, mainly before 11pm. Some of the storms could produce heavy rainfall. Low around 70. West wind 8 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 90%.
Thursday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 82. Northwest wind 6 to 8 mph.
Thursday Night
Partly cloudy, with a low around 62.
Juneteenth
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 65.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68. Chance of precipitation is 40%.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 84. Chance of precipitation is 70%.
Sunday Night
Showers and possibly a thunderstorm. Low around 69. Chance of precipitation is 80%.
Monday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.64°N 90.23°W (Elev. 538 ft)
Last Update:
2:46 pm CDT Jun 16, 2026
Forecast Valid:
2pm CDT Jun 16, 2026-6pm CDT Jun 22, 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