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Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Lemay MO

Winter Weather Advisory March 1, 06:00pm until March 2, 06:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Today

    Today: Increasing clouds, with a high near 50. Northeast wind 8 to 10 mph.

    High: 50 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Rain, snow, and sleet before 1am, then rain and snow between 1am and 2am, then rain after 2am. Low around 34. Northeast wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.

    Low: 34 °F

    Wintry Mix

  • Monday

    Monday: A chance of rain, mainly before 9am, then a slight chance of showers after noon. Cloudy, with a high near 48. East wind 5 to 8 mph. Chance of precipitation is 50%.

    High: 48 °F

    Chance Rain
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Showers likely. Cloudy, with a low around 42. East wind around 6 mph. Chance of precipitation is 70%.

    Low: 42 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, mainly before noon. Cloudy, with a high near 67. South wind 6 to 9 mph. Chance of precipitation is 70%.

    High: 67 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.

    Low: 56 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 70. Chance of precipitation is 80%.

    High: 70 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.

    Low: 52 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly before noon. Partly sunny, with a high near 71. Chance of precipitation is 60%.

    High: 71 °F

    Showers
    Likely

Detailed Forecast

Today
Increasing clouds, with a high near 50. Northeast wind 8 to 10 mph.
Tonight
Rain, snow, and sleet before 1am, then rain and snow between 1am and 2am, then rain after 2am. Low around 34. Northeast wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.
Monday
A chance of rain, mainly before 9am, then a slight chance of showers after noon. Cloudy, with a high near 48. East wind 5 to 8 mph. Chance of precipitation is 50%.
Monday Night
Showers likely. Cloudy, with a low around 42. East wind around 6 mph. Chance of precipitation is 70%.
Tuesday
Showers likely, mainly before noon. Cloudy, with a high near 67. South wind 6 to 9 mph. Chance of precipitation is 70%.
Tuesday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.
Wednesday
Showers and possibly a thunderstorm. High near 70. Chance of precipitation is 80%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.
Thursday
Showers likely, mainly before noon. Partly sunny, with a high near 71. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 54. Chance of precipitation is 70%.
Saturday
Showers likely. Cloudy, with a high near 65. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lemay MO
 38.53°N 90.29°W (Elev. 456 ft)
Last Update:
1:36 am CST Mar 1, 2026
Forecast Valid:
4am CST Mar 1, 2026-6pm CST Mar 7, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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