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.

Overcast

40°F

4°C

Humidity 89%
Wind Speed E 7 mph
Barometer 30.19 in (1023.0 mb)
Dewpoint 37°F (3°C)
Visibility 8.00 mi
Wind Chill35°F (2°C)
Last update 2 Mar 4:51 pm CST
Extended Forecast for

Saint Louis MO

  • Tonight

    Tonight: A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 4am. Low around 39. East wind 3 to 6 mph. Chance of precipitation is 90%.

    Low: 39 °F

    Cloudy then
    Rain

  • Tuesday

    Tuesday: Rain and thunderstorms, mainly before 1pm, then rain likely and possibly a thunderstorm after 3pm. High near 60. East wind 3 to 5 mph. Chance of precipitation is 90%.

    High: 60 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain, with thunderstorms also possible after 9pm. Patchy fog between midnight and 4am. Low around 52. Northeast wind 5 to 7 mph. Chance of precipitation is 90%.

    Low: 52 °F

    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: Rain and possibly a thunderstorm. High near 67. Light and variable wind becoming south around 6 mph in the morning. Chance of precipitation is 90%.

    High: 67 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm. Low around 56. South wind around 6 mph. Chance of precipitation is 90%.

    Low: 56 °F

    Rain

  • Thursday

    Thursday: Rain and possibly a thunderstorm before 9am, then rain between 9am and noon, then a chance of rain and thunderstorms after noon. High near 71. Chance of precipitation is 80%.

    High: 71 °F

    Rain then
    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 56. Chance of precipitation is 50%.

    Low: 56 °F

    Chance Rain
    then Chance
    T-storms

  • Friday

    Friday: A chance of rain and thunderstorms before noon, then a slight chance of rain. Partly sunny, with a high near 80. Chance of precipitation is 50%.

    High: 80 °F

    Chance
    T-storms then
    Slight Chance
    Rain

  • Friday Night

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

    Low: 61 °F

    Chance
    T-storms then
    Rain Likely

Detailed Forecast

Tonight
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 4am. Low around 39. East wind 3 to 6 mph. Chance of precipitation is 90%.
Tuesday
Rain and thunderstorms, mainly before 1pm, then rain likely and possibly a thunderstorm after 3pm. High near 60. East wind 3 to 5 mph. Chance of precipitation is 90%.
Tuesday Night
Rain, with thunderstorms also possible after 9pm. Patchy fog between midnight and 4am. Low around 52. Northeast wind 5 to 7 mph. Chance of precipitation is 90%.
Wednesday
Rain and possibly a thunderstorm. High near 67. Light and variable wind becoming south around 6 mph in the morning. Chance of precipitation is 90%.
Wednesday Night
Rain and possibly a thunderstorm. Low around 56. South wind around 6 mph. Chance of precipitation is 90%.
Thursday
Rain and possibly a thunderstorm before 9am, then rain between 9am and noon, then a chance of rain and thunderstorms after noon. High near 71. Chance of precipitation is 80%.
Thursday Night
A chance of rain, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 56. Chance of precipitation is 50%.
Friday
A chance of rain and thunderstorms before noon, then a slight chance of rain. Partly sunny, with a high near 80. Chance of precipitation is 50%.
Friday Night
A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
Saturday
Rain likely and possibly a thunderstorm before noon, then a chance of rain and thunderstorms after noon. Cloudy, with a high near 70. Chance of precipitation is 70%.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 49.
Sunday
A 20 percent chance of rain. Mostly cloudy, with a high near 66.
Sunday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 51.
Monday
A 30 percent chance of rain. Mostly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.64°N 90.26°W (Elev. 499 ft)
Last Update:
4:56 pm CST Mar 2, 2026
Forecast Valid:
5pm CST Mar 2, 2026-6pm CDT Mar 9, 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