National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Partly Cloudy

66°F

19°C

Humidity 81%
Wind Speed S 14 G 25 mph
Barometer 29.77 in (1008.0 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 2 Apr 6:53 am CDT
Extended Forecast for

Lemay MO

Wind Advisory April 2, 12:00pm until April 2, 07:00pm
Click here for hazard details and duration
Wind Advisory

  • Today

    Today: Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. High near 78. South wind 14 to 18 mph, with gusts as high as 41 mph. Chance of precipitation is 80%.

    High: 78 °F

    Chance
    Showers then
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely before 4am, then a chance of showers. Partly cloudy, with a low around 64. South wind 6 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.

    Low: 64 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 83. South wind 6 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    High: 83 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 58. South wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%.

    Low: 58 °F

    Showers
    Likely then
    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a steady temperature around 60. West wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    High: 60 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 39.

    Low: 39 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

Today
Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. High near 78. South wind 14 to 18 mph, with gusts as high as 41 mph. Chance of precipitation is 80%.
Tonight
Showers and thunderstorms likely before 4am, then a chance of showers. Partly cloudy, with a low around 64. South wind 6 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Friday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 83. South wind 6 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Friday Night
Showers and possibly a thunderstorm. Low around 58. South wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a steady temperature around 60. West wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Saturday Night
Mostly clear, with a low around 41.
Sunday
Sunny, with a high near 60.
Sunday Night
Clear, with a low around 39.
Monday
Sunny, with a high near 66.
Monday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 61.
Tuesday Night
Mostly clear, with a low around 41.
Wednesday
Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lemay MO
 38.53°N 90.29°W (Elev. 456 ft)
Last Update:
5:46 am CDT Apr 2, 2026
Forecast Valid:
7am CDT Apr 2, 2026-6pm CDT Apr 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation