Heat Will Continue in the Southeast and Portions of the West

A very hot and humid airmass will persist over portions of the southeast. Afternoon high temperatures in these areas are forecast to reach 95 to 100 degrees with heat index values ranging from 100 to 110 degrees. Hot temperatures are also expected over portions of the west. In the Plains and the mid-Atlantic to the Appalachians, strong thunderstorms are possible with gusty winds. Read More >

Current conditions at

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

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

81°F

27°C

Humidity 74%
Wind Speed Calm
Barometer 29.99 in (1014.3 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 26 Jul 11:51 pm CDT
Extended Forecast for

Saint Louis MO

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms.  Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 75. Light and variable wind.

    Slight Chance
    T-storms and
    Patchy Fog

    Low: 75 °F

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms.  Areas of fog before 8am.  Otherwise, partly sunny, with a high near 90. East wind 3 to 5 mph.

    Chance
    T-storms and
    Areas Fog

    High: 90 °F

  • Wednesday
    Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm  in the evening.

    Chance
    T-storms

    Low: 74 °F

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 88. Calm wind becoming northwest 5 to 7 mph in the morning.

    Chance
    T-storms

    High: 88 °F

  • Thursday
    Night

    Thursday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 70. North wind 3 to 6 mph.

    Chance
    T-storms

    Low: 70 °F

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 85.

    Chance
    T-storms

    High: 85 °F

  • Friday
    Night

    Friday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 70.

    Slight Chance
    T-storms

    Low: 70 °F

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 84.

    Chance
    T-storms

    High: 84 °F

  • Saturday
    Night

    Saturday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 70.

    Slight Chance
    T-storms

    Low: 70 °F

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms. Patchy fog after 2am. Otherwise, partly cloudy, with a low around 75. Light and variable wind.
Wednesday
A 40 percent chance of showers and thunderstorms. Areas of fog before 8am. Otherwise, partly sunny, with a high near 90. East wind 3 to 5 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm in the evening.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 88. Calm wind becoming northwest 5 to 7 mph in the morning.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. North wind 3 to 6 mph.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Click Map For Forecast
Point Forecast:
Saint Louis MO
 38.64°N 90.23°W (Elev. 538 ft)
12:02 am CDT Jul 27, 2016
12am CDT Jul 27, 2016-6pm CDT Aug 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