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

Hazardous Weather Conditions

Current conditions at

St. Louis, Spirit Of St. Louis Airport (KSUS)

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair and Breezy

50°F

10°C

Humidity 39%
Wind Speed SW 21 G 33 mph
Barometer 29.79 in (1008.9 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 13 Mar 6:54 am CDT
Extended Forecast for

2 Miles E Chesterfield MO

  • Today

    Today: Mostly sunny, with a high near 61. Northwest wind 10 to 16 mph, with gusts as high as 31 mph.

    High: 61 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 38. Northwest wind around 6 mph becoming calm.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 67. Southeast wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 56. South wind 9 to 13 mph, with gusts as high as 23 mph.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain, with thunderstorms also possible after 4pm. High near 70. South wind 15 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 90%.

    High: 70 °F

    Chance Rain
    then Rain

  • Sunday Night

    Sunday Night: Rain before 10pm, then snow, possibly mixed with rain between 10pm and 1am, then snow likely after 1am. Some thunder is also possible. Low around 21. Blustery. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 21 °F

    Rain/Snow and
    Blustery

  • Monday

    Monday: A 30 percent chance of snow before 1pm. Partly sunny, with a high near 29. Blustery.

    High: 29 °F

    Chance Snow
    and Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 61. Northwest wind 10 to 16 mph, with gusts as high as 31 mph.
Tonight
Mostly clear, with a low around 38. Northwest wind around 6 mph becoming calm.
Saturday
Mostly sunny, with a high near 67. Southeast wind 6 to 11 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 56. South wind 9 to 13 mph, with gusts as high as 23 mph.
Sunday
Rain, with thunderstorms also possible after 4pm. High near 70. South wind 15 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 90%.
Sunday Night
Rain before 10pm, then snow, possibly mixed with rain between 10pm and 1am, then snow likely after 1am. Some thunder is also possible. Low around 21. Blustery. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Monday
A 30 percent chance of snow before 1pm. Partly sunny, with a high near 29. Blustery.
Monday Night
Partly cloudy, with a low around 13.
Tuesday
Mostly sunny, with a high near 38.
Tuesday Night
A slight chance of rain and snow after 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 40.
Thursday
Sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Chesterfield MO
 38.65°N 90.54°W (Elev. 600 ft)
Last Update:
6:30 am CDT Mar 13, 2026
Forecast Valid:
7am CDT Mar 13, 2026-6pm CDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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