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

Continued Heavy Rain for Portions of Texas and Louisiana; Critical Fire Weather Threats in the Great Basin

Slow moving tropical depression Imelda will produce heavy rain and flooding across southeastern Texas and southwestern Louisiana through late this week. Isolated areas may receive as much as 25 inches of rain, and flash flood watches are in effect, including for the Houston metro area. Active storms in the West will keep fire weather threats elevated to critical in the Great Basin. 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

67°F

19°C

Humidity 93%
Wind Speed Calm
Barometer 30.02 in (1015.7 mb)
Dewpoint 65°F (18°C)
Visibility 7.00 mi
Last update 19 Sep 3:54 am CDT
Extended Forecast for

Chesterfield MO

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 90. Calm wind becoming east around 6 mph in the afternoon.

    Sunny then
    Slight Chance
    T-storms

    High: 90 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 69. Southeast wind around 5 mph becoming calm in the evening.

    Partly Cloudy

    Low: 69 °F

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 89. Light southeast wind becoming south 5 to 10 mph in the morning.

    Mostly Sunny
    then Chance
    T-storms

    High: 89 °F

  • Friday
    Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. South wind 6 to 9 mph.

    Partly Cloudy
    then Chance
    T-storms

    Low: 71 °F

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84. South wind 7 to 10 mph, with gusts as high as 24 mph.

    Chance
    T-storms

    High: 84 °F

  • Saturday
    Night

    Saturday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.

    Chance
    T-storms

    Low: 72 °F

  • Sunday

    Sunday: Showers and thunderstorms likely. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.

    T-storms
    Likely

    High: 83 °F

  • Sunday
    Night

    Sunday Night: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.

    T-storms
    Likely

    Low: 68 °F

  • Monday

    Monday: Mostly sunny, with a high near 82.

    Mostly Sunny

    High: 82 °F

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 90. Calm wind becoming east around 6 mph in the afternoon.
Tonight
Partly cloudy, with a low around 69. Southeast wind around 5 mph becoming calm in the evening.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 89. Light southeast wind becoming south 5 to 10 mph in the morning.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. South wind 6 to 9 mph.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84. South wind 7 to 10 mph, with gusts as high as 24 mph.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Sunday
Showers and thunderstorms likely. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.
Sunday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Monday
Mostly sunny, with a high near 82.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 65.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Wednesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Chesterfield MO
 38.65°N 90.57°W (Elev. 512 ft)
Last Update:
3:42 am CDT Sep 19, 2019
Forecast Valid:
4am CDT Sep 19, 2019-6pm CDT Sep 25, 2019
 
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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