Heavy Rainfall And Severe Weather Potential From The Great Lakes and Ohio Valley to South Central Plains; Western Fire Weather Threats Remain Elevated

A low pressure system and front moving through the Mississippi Valley may yield heavy to excessive rainfall and the threat for some severe thunderstorms from parts of the Great Lakes and Ohio Valley to South Central Plains. Fire weather threats will remain elevated across the Northwest into the northern Rockies, as a system from the Pacific moves into and through the area over the next few days. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Partly Cloudy

84°F

29°C

Humidity 72%
Wind Speed W 9 mph
Barometer 29.97 in (1013.8 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 16 Aug 10:54 am CDT
Extended Forecast for

Chesterfield MO

  • Today

    Today: Mostly sunny, with a high near 89. West wind 5 to 7 mph.

    Mostly Sunny

    High: 89 °F

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly between 2am and 3am.  Mostly cloudy, with a low around 71. Southwest wind 3 to 6 mph.  Chance of precipitation is 60%.

    Mostly Cloudy
    then T-storms
    Likely

    Low: 71 °F

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 86. West wind 3 to 6 mph.

    Chance
    T-storms

    High: 86 °F

  • Friday
    Night

    Friday Night: A 40 percent chance of showers and thunderstorms, mainly before 8pm.  Partly cloudy, with a low around 68. Northwest wind 3 to 5 mph.

    Chance
    T-storms

    Low: 68 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 88. Northeast wind 3 to 6 mph.

    Mostly Sunny

    High: 88 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 68.

    Partly Cloudy

    Low: 68 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 88.

    Mostly Sunny

    High: 88 °F

  • Sunday
    Night

    Sunday Night: A 50 percent chance of showers and thunderstorms after 2am.  Mostly cloudy, with a low around 70.

    Mostly Cloudy
    then Chance
    T-storms

    Low: 70 °F

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 2pm.  Mostly cloudy, with a high near 85. Chance of precipitation is 60%.

    T-storms
    Likely

    High: 85 °F

Detailed Forecast

Today
Mostly sunny, with a high near 89. West wind 5 to 7 mph.
Tonight
Showers and thunderstorms likely, mainly between 2am and 3am. Mostly cloudy, with a low around 71. Southwest wind 3 to 6 mph. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. West wind 3 to 6 mph.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 68. Northwest wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 88. Northeast wind 3 to 6 mph.
Saturday Night
Partly cloudy, with a low around 68.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
A 50 percent chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 70.
Monday
Showers and thunderstorms likely, mainly after 2pm. Mostly cloudy, with a high near 85. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Sunny, with a high near 82.
Click Map For Forecast
Point Forecast:
Chesterfield MO
 38.65°N 90.57°W (Elev. 512 ft)
10:26 am CDT Aug 16, 2018
11am CDT Aug 16, 2018-6pm CDT Aug 22, 2018
 
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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