Barry Fading Away; Attention Turns To Major Summer Heat Wave

Post-Tropical Barry continues to steadily weaken and will fade away over the next day or two. The decaying system may still produce very heavy rainfall and possible flash flooding from the Lower Mississippi Valley to the Ohio Valley. Attention on the weather then shifts from Barry to a major summer heat wave mid to late week into the weekend, across much of the Central and Eastern states. Read More >

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

74°F

23°C

Humidity 91%
Wind Speed SE 8 mph
Barometer 29.89 in (1011.1 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 16 Jul 5:51 am CDT
Extended Forecast for

Saint Louis MO

Excessive Heat Watch July 17, 01:00pm until July 20, 07:00pm
Flood Warning until July 20, 07:00am
Click here for hazard details and duration
Excessive Heat Watch
Flood Warning
  •  
    Flood Warning until July 20, 07:00am

    NOW until
    7:00am Sat

    Flood Warning

  • Today

    Today: Scattered showers before 8am, then scattered showers and thunderstorms between 8am and 3pm, then showers likely and possibly a thunderstorm after 3pm.  Patchy fog before 10am.  Otherwise, cloudy, with a high near 84. South wind around 7 mph.  Chance of precipitation is 60%.

    Scattered
    T-storms and
    Patchy Fog
    then Showers
    Likely

    High: 84 °F

  • Tonight

    Tonight: Scattered showers and thunderstorms before 2am.  Mostly cloudy, with a low around 73. West wind 3 to 5 mph.  Chance of precipitation is 40%.

    Scattered
    T-storms

    Low: 73 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 94. Heat index values as high as 106. Calm wind.

    Mostly Sunny

    High: 94 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 79. Southwest wind 3 to 5 mph.

    Mostly Clear

    Low: 79 °F

  • Thursday

    Thursday: Sunny, with a high near 96. Southwest wind 5 to 7 mph.

    Sunny

    High: 96 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 78.

    Mostly Clear

    Low: 78 °F

  • Friday

    Friday: Sunny and hot, with a high near 97.

    Hot

    High: 97 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 78.

    Mostly Clear

    Low: 78 °F

Detailed Forecast

Today
Scattered showers before 8am, then scattered showers and thunderstorms between 8am and 3pm, then showers likely and possibly a thunderstorm after 3pm. Patchy fog before 10am. Otherwise, cloudy, with a high near 84. South wind around 7 mph. Chance of precipitation is 60%.
Tonight
Scattered showers and thunderstorms before 2am. Mostly cloudy, with a low around 73. West wind 3 to 5 mph. Chance of precipitation is 40%.
Wednesday
Mostly sunny, with a high near 94. Heat index values as high as 106. Calm wind.
Wednesday Night
Mostly clear, with a low around 79. Southwest wind 3 to 5 mph.
Thursday
Sunny, with a high near 96. Southwest wind 5 to 7 mph.
Thursday Night
Mostly clear, with a low around 78.
Friday
Sunny and hot, with a high near 97.
Friday Night
Mostly clear, with a low around 78.
Saturday
Sunny and hot, with a high near 97.
Saturday Night
Mostly clear, with a low around 78.
Sunday
Sunny, with a high near 96.
Sunday Night
Mostly clear, with a low around 74.
Monday
Mostly sunny, with a high near 93.
Click Map For Forecast
Point Forecast:
Saint Louis MO
 38.64°N 90.23°W (Elev. 538 ft)
12:13 am CDT Jul 16, 2019
6am CDT Jul 16, 2019-6pm CDT Jul 22, 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