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Severe Thunderstorms & Heavy Rain in the Plains/Midwest; Clouds and Rain Threaten Eclipse Viewing for Some

While much of the nation observes today's eclipse, clouds threaten to obscure the view in parts of the Plains, Midwest, Mid-Atlantic, Southwest, and Southeast states. The weather could be more than just a nuisance in the north-central Plains and Midwest where scattered severe storms are possible this afternoon and evening. Very large hail, damaging wind gusts, and flash floods are possible. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

90°F

32°C

Humidity 63%
Wind Speed SW 7 mph
Barometer 30.10 in (1017.8 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 21 Aug 10:51 am CDT
Extended Forecast for

Saint Louis MO

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 94. Heat index values as high as 100. South wind 6 to 8 mph.

    Slight Chance
    T-storms

    High: 94 °F

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 4am.  Mostly cloudy, with a low around 76. South wind around 8 mph.

    Partly Cloudy
    then Chance
    T-storms

    Low: 76 °F

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 10am, then a chance of showers and thunderstorms after 10am.  Mostly cloudy, with a high near 83. West wind 3 to 7 mph.  Chance of precipitation is 60%.

    Showers
    Likely then
    Chance
    T-storms

    High: 83 °F

  • Tuesday
    Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 63. North wind 5 to 7 mph.

    Decreasing
    Clouds

    Low: 63 °F

  • Wednesday

    Wednesday: Sunny, with a high near 83. North wind 3 to 7 mph.

    Sunny

    High: 83 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 64.

    Mostly Clear

    Low: 64 °F

  • Thursday

    Thursday: Sunny, with a high near 83.

    Sunny

    High: 83 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 62.

    Mostly Clear

    Low: 62 °F

  • Friday

    Friday: Mostly sunny, with a high near 82.

    Mostly Sunny

    High: 82 °F

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Heat index values as high as 100. South wind 6 to 8 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 76. South wind around 8 mph.
Tuesday
A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 10am, then a chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 83. West wind 3 to 7 mph. Chance of precipitation is 60%.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 63. North wind 5 to 7 mph.
Wednesday
Sunny, with a high near 83. North wind 3 to 7 mph.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 62.
Friday
Mostly sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 63.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 65.
Sunday
Mostly sunny, with a high near 84.
Click Map For Forecast
Point Forecast:
Saint Louis MO
 38.64°N 90.23°W (Elev. 538 ft)
4:27 am CDT Aug 21, 2017
11am CDT Aug 21, 2017-6pm CDT Aug 27, 2017
 
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Additional Resources

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