Heat And Possible Flooding To Start Off The Week

Dangerous heat will impact portions of the Northwest, Northeast, and Mid to Lower Mississippi Valley today. Heat advisories are in effect for these major metro areas: Boston, New York City, Philadelphia, Seattle and St. Louis. A few flash flood concerns today from heavy rain and storms in the Four Corners region, northern New England and the western Ohio Valley into the Mid Mississippi Valley. Read More >

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

84°F

29°C

Humidity 72%
Wind Speed NW 5 mph
Barometer 29.97 in (1013.4 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 8 Aug 8:51 pm CDT
Extended Forecast for

Saint Louis MO

Flood Watch until August 9, 04:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until August 9, 04:00am

    NOW until
    4:00am Tue

    Flood Watch

  • Tonight

    Tonight: Showers and thunderstorms. Some of the storms could produce heavy rain.  Low around 73. North wind 3 to 5 mph.  Chance of precipitation is 80%.

    Heavy Rain

    Low: 73 °F

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly before 1pm.  Cloudy, with a high near 80. North wind 5 to 7 mph.

    Chance
    T-storms

    High: 80 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 68. Northeast wind 3 to 6 mph.

    Partly Cloudy

    Low: 68 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84. Northeast wind around 6 mph.

    Mostly Sunny

    High: 84 °F

  • Wednesday
    Night

    Wednesday Night: Clear, with a low around 65. Northeast wind around 6 mph becoming calm  in the evening.

    Clear

    Low: 65 °F

  • Thursday

    Thursday: Sunny, with a high near 89.

    Sunny

    High: 89 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 63.

    Mostly Clear

    Low: 63 °F

  • Friday

    Friday: Mostly sunny, with a high near 80.

    Mostly Sunny

    High: 80 °F

Detailed Forecast

Tonight
Showers and thunderstorms. Some of the storms could produce heavy rain. Low around 73. North wind 3 to 5 mph. Chance of precipitation is 80%.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly before 1pm. Cloudy, with a high near 80. North wind 5 to 7 mph.
Tuesday Night
Partly cloudy, with a low around 68. Northeast wind 3 to 6 mph.
Wednesday
Mostly sunny, with a high near 84. Northeast wind around 6 mph.
Wednesday Night
Clear, with a low around 65. Northeast wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 63.
Friday
Mostly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 62.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 68.
Monday
A 20 percent chance of showers. Partly sunny, with a high near 84.
Click Map For Forecast
Point Forecast:
Saint Louis MO
 38.64°N 90.23°W (Elev. 538 ft)
6:11 pm CDT Aug 8, 2022
9pm CDT Aug 8, 2022-6pm CDT Aug 15, 2022
 
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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