Severe Storms and Heavy Rain in the Midwest; Heat in Several Locations

Strong to severe thunderstorms with damaging winds, heavy rain, and flash flooding are expected across the central Plains into the Mid Mississippi Valley on Monday, especially Kansas into Missouri. Meanwhile, heat will consume several locations from the Northeast (Boston and New York City), in the Mid to Lower Mississippi Valley (Memphis and St. Louis) and persisting around the Phoenix metro area. Read More >

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

86°F

30°C

Humidity 70%
Wind Speed S 6 mph
Barometer 29.96 in (1013.7 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 9 Aug 6:54 pm CDT
Extended Forecast for

Ballwin MO

Heat Advisory August 10, 12:00pm until August 10, 07:00pm
Click here for hazard details and duration
Heat Advisory
  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers and thunderstorms after 2am.  Mostly cloudy, with a low around 76. South wind around 6 mph.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    Low: 76 °F

  • Monday

    Monday: A slight chance of showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 5pm.  Partly sunny, with a high near 95. Heat index values as high as 107. Southwest wind 5 to 8 mph.  Chance of precipitation is 20%.

    Slight Chance
    T-storms then
    Partly Sunny

    High: 95 °F

  • Monday
    Night

    Monday Night: Showers and thunderstorms likely, mainly between 9pm and 1am.  Mostly cloudy, with a low around 71. West wind 3 to 7 mph.  Chance of precipitation is 60%.

    T-storms
    Likely

    Low: 71 °F

  • Tuesday

    Tuesday: Showers and thunderstorms likely.  Mostly cloudy, with a high near 86. Calm wind.  Chance of precipitation is 60%.

    T-storms
    Likely

    High: 86 °F

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 70. Calm wind.

    Chance
    T-storms

    Low: 70 °F

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 87.

    Chance
    T-storms

    High: 87 °F

  • Wednesday
    Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 70.

    Partly Cloudy
    then Slight
    Chance
    T-storms

    Low: 70 °F

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 88.

    Chance
    T-storms

    High: 88 °F

  • Thursday
    Night

    Thursday Night: A 20 percent chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 70.

    Mostly Cloudy
    then Slight
    Chance
    T-storms

    Low: 70 °F

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 76. South wind around 6 mph. Chance of precipitation is 20%.
Monday
A slight chance of showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 95. Heat index values as high as 107. Southwest wind 5 to 8 mph. Chance of precipitation is 20%.
Monday Night
Showers and thunderstorms likely, mainly between 9pm and 1am. Mostly cloudy, with a low around 71. West wind 3 to 7 mph. Chance of precipitation is 60%.
Tuesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 86. Calm wind. Chance of precipitation is 60%.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Calm wind.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Thursday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Sunday
A 30 percent chance of showers. Mostly sunny, with a high near 87.
Click Map For Forecast
Point Forecast:
Ballwin MO
 38.58°N 90.55°W (Elev. 584 ft)
5:43 pm CDT Aug 9, 2020
7pm CDT Aug 9, 2020-6pm CDT Aug 16, 2020
 
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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