Severe thunderstorms and heavy rain possible for portions of the southern and central plains and the lower Great Lakes. Hot conditions in the Northwest.

scattered to numerous showers and thunderstorms are expected across portions of the central and southern plains and across portions of the lower Great Lakes. Some thunderstorms may be severe with damaging winds and large hail. Hot and dry conditions are expected in the Northwest. High temperatures today and Friday will be 10 to 20 degrees above average across western Washington and Oregon. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis, Lambert-St. Louis International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Overcast

32°C

89°F

Humidity 53%
Wind Speed SW 6 km/h
Barometer 1015.1 mb (30.02 in)
Dewpoint 21°C (70°F)
Visibility 16 km
Heat Index34°C (94°F)
Last update 25 Aug 7:51 pm CDT
Extended Forecast for

Saint Louis MO

  • Tonight

    Tonight: Mostly cloudy, with a low around 24. Calm wind.

    Mostly Cloudy

    Low: 24 °C

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 7am.  Mostly cloudy, with a high near 31. Calm wind becoming southeast 5 to 10 km/h in the afternoon.

    Chance
    T-storms

    High: 31 °C

  • Friday
    Night

    Friday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 22. Southeast wind 5 to 8 km/h.

    Chance
    T-storms

    Low: 22 °C

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 31. South wind 8 to 11 km/h.

    Chance
    T-storms

    High: 31 °C

  • Saturday
    Night

    Saturday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 22. South wind 3 to 8 km/h.

    Chance
    T-storms

    Low: 22 °C

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 32.

    Chance
    T-storms

    High: 32 °C

  • Sunday
    Night

    Sunday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 22.

    Slight Chance
    T-storms

    Low: 22 °C

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 31.

    Chance
    T-storms

    High: 31 °C

  • Monday
    Night

    Monday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 22.

    Slight Chance
    T-storms

    Low: 22 °C

Detailed Forecast

Tonight
Mostly cloudy, with a low around 24. Calm wind.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 7am. Mostly cloudy, with a high near 31. Calm wind becoming southeast 5 to 10 km/h in the afternoon.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 22. Southeast wind 5 to 8 km/h.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 31. South wind 8 to 11 km/h.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 22. South wind 3 to 8 km/h.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 32.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 22.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 31.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 22.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 31.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 22.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 30.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 21.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 31.
Click Map For Forecast
Point Forecast:
Saint Louis MO
 38.64°N 90.23°W (Elev. 164 m)
8:12 pm CDT Aug 25, 2016
8pm CDT Aug 25, 2016-6pm CDT Sep 1, 2016
 
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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