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

Slow System Impacts Southern California and Southwest; Severe Weather Threats Over The East

A slow moving storm system will deliver heavy mountain snow and rainfall to southern California and the Desert Southwest through late week. The locally heavy rainfall may pose a flash flood risk, especially to burn scar locations. Severe thunderstorms capable of damaging winds, large hail, and isolated tornadoes will be possible from the Great Lakes and Ohio Valley into the Mid-Atlantic today. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

28°C

83°F

Humidity 43%
Wind Speed W 20 km/h
Barometer 1004.2 mb (29.68 in)
Dewpoint 14°C (58°F)
Visibility 16 km
Heat Index28°C (83°F)
Last update 7 Apr 6:54 pm CDT
Extended Forecast for

Chesterfield MO

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 9pm and 1am. Mostly clear, with a low around 15. Southwest wind 11 to 18 km/h. Chance of precipitation is 20%.

    Slight Chance
    T-storms

    Low: 15 °C

  • Wednesday

    Wednesday: Sunny, with a high near 28. Northwest wind 8 to 14 km/h becoming southwest in the afternoon.

    Sunny

    High: 28 °C

  • Wednesday
    Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms, mainly between 8pm and 3am. Mostly cloudy, then gradual clearing toward daybreak, with a low around 6. West wind 14 to 19 km/h becoming north 24 to 29 km/h in the evening. Winds could gust as high as 45 km/h.

    Chance
    T-storms

    Low: 6 °C

  • Thursday

    Thursday: Sunny, with a high near 13. Northwest wind 11 to 16 km/h, with gusts as high as 35 km/h.

    Sunny

    High: 13 °C

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 1. Northwest wind 8 to 16 km/h, with gusts as high as 35 km/h.

    Mostly Clear

    Low: 1 °C

  • Friday

    Friday: Sunny, with a high near 13.

    Sunny

    High: 13 °C

  • Friday
    Night

    Friday Night: A 20 percent chance of showers after 2am. Partly cloudy, with a low around 5.

    Mostly Clear
    then Slight
    Chance
    Showers

    Low: 5 °C

  • Saturday

    Saturday: A 40 percent chance of showers, mainly between 8am and 2pm. Mostly cloudy, with a high near 16.

    Chance
    Showers

    High: 16 °C

  • Saturday
    Night

    Saturday Night: A 50 percent chance of showers, mainly after 8pm. Mostly cloudy, with a low around 9.

    Chance
    Showers

    Low: 9 °C

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms between 9pm and 1am. Mostly clear, with a low around 15. Southwest wind 11 to 18 km/h. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 28. Northwest wind 8 to 14 km/h becoming southwest in the afternoon.
Wednesday Night
A 50 percent chance of showers and thunderstorms, mainly between 8pm and 3am. Mostly cloudy, then gradual clearing toward daybreak, with a low around 6. West wind 14 to 19 km/h becoming north 24 to 29 km/h in the evening. Winds could gust as high as 45 km/h.
Thursday
Sunny, with a high near 13. Northwest wind 11 to 16 km/h, with gusts as high as 35 km/h.
Thursday Night
Mostly clear, with a low around 1. Northwest wind 8 to 16 km/h, with gusts as high as 35 km/h.
Friday
Sunny, with a high near 13.
Friday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 5.
Saturday
A 40 percent chance of showers, mainly between 8am and 2pm. Mostly cloudy, with a high near 16.
Saturday Night
A 50 percent chance of showers, mainly after 8pm. Mostly cloudy, with a low around 9.
Sunday
Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 16. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 3.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 11.
Monday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 2.
Tuesday
A 40 percent chance of rain. Partly sunny, with a high near 12.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Chesterfield MO
 38.65°N 90.57°W (Elev. 156 m)
Last Update:
6:13 pm CDT Apr 7, 2020
Forecast Valid:
7pm CDT Apr 7, 2020-6pm CDT Apr 14, 2020
 
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