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

69°F

21°C

Humidity 63%
Wind Speed S 13 mph
Barometer 29.90 in (1011.4 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 31 Mar 7:51 am CDT
Extended Forecast for

Saint Louis MO

  • Today

    Today: A 30 percent chance of rain and thunderstorms, mainly after 5pm. Partly sunny, with a high near 86. Southwest wind 11 to 17 mph, with gusts as high as 30 mph.

    High: 86 °F

    Chance
    T-storms then
    Chance Rain

  • Tonight

    Tonight: Rain and thunderstorms likely. Mostly cloudy, with a low around 61. South wind 5 to 9 mph. Chance of precipitation is 60%.

    Low: 61 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain and thunderstorms before 1pm, then rain likely and possibly a thunderstorm between 1pm and 4pm, then rain likely after 4pm. High near 76. Southeast wind 5 to 9 mph becoming southwest in the morning. Chance of precipitation is 80%.

    High: 76 °F

    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 65. South wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    Low: 65 °F

    Chance Rain
    then Chance
    T-storms

  • Thursday

    Thursday: Rain and possibly a thunderstorm. High near 78. South wind 14 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 80%.

    High: 78 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.

    Low: 61 °F

    Rain Likely

  • Friday

    Friday: A chance of rain, with thunderstorms also possible after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.

    High: 82 °F

    Chance Rain
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.

    Low: 61 °F

    Chance
    T-storms then
    Rain Likely

  • Saturday

    Saturday: Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.

    High: 70 °F

    Rain Likely

Detailed Forecast

Today
A 30 percent chance of rain and thunderstorms, mainly after 5pm. Partly sunny, with a high near 86. Southwest wind 11 to 17 mph, with gusts as high as 30 mph.
Tonight
Rain and thunderstorms likely. Mostly cloudy, with a low around 61. South wind 5 to 9 mph. Chance of precipitation is 60%.
Wednesday
Rain and thunderstorms before 1pm, then rain likely and possibly a thunderstorm between 1pm and 4pm, then rain likely after 4pm. High near 76. Southeast wind 5 to 9 mph becoming southwest in the morning. Chance of precipitation is 80%.
Wednesday Night
A chance of rain, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 65. South wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Thursday
Rain and possibly a thunderstorm. High near 78. South wind 14 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 80%.
Thursday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
Friday
A chance of rain, with thunderstorms also possible after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Friday Night
A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
Saturday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 41.
Sunday
A 20 percent chance of rain. Mostly sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.62°N 90.23°W (Elev. 489 ft)
Last Update:
5:51 am CDT Mar 31, 2026
Forecast Valid:
8am CDT Mar 31, 2026-6pm CDT Apr 6, 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