Severe Thunderstorms and Flash Flooding Possible Through the Holiday Weekend

Severe thunderstorms, heavy rainfall, and additional flash flooding will remain possible across much of the central U.S. and into parts of the Ohio Valley and Mid Atlantic through Monday. Elsewhere, cool and unsettled weather will persist over the West, while record high temperatures are expected in the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

78°F

26°C

Humidity 62%
Wind Speed S 14 G 21 mph
Barometer 30.02 in (1015.5 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 25 May 9:51 am CDT
Extended Forecast for

Saint Louis MO

Flood Warning until further notice
Click here for hazard details and duration
Flood Warning until further notice
  •  
    Flood Warning until further notice

    NOW until further notice

    Flood Warning

  • Today

    Today: Scattered showers and thunderstorms, mainly before 11am.  Mostly cloudy, with a high near 88. Southwest wind 8 to 10 mph, with gusts as high as 22 mph.  Chance of precipitation is 30%.

    Scattered
    Showers then
    Isolated
    T-storms

    High: 88 °F

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 69. Southwest wind 3 to 6 mph.

    Partly Cloudy
    then Slight
    Chance
    T-storms

    Low: 69 °F

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 85. Calm wind becoming southwest around 6 mph in the morning.

    Chance
    T-storms

    High: 85 °F

  • Sunday
    Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 68. West wind around 6 mph becoming light and variable  in the evening.

    Mostly Cloudy
    then Slight
    Chance
    T-storms

    Low: 68 °F

  • Memorial
    Day

    Memorial Day: Mostly sunny, with a high near 89. Southwest wind 5 to 10 mph, with gusts as high as 23 mph.

    Mostly Sunny

    High: 89 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 69.

    Mostly Clear

    Low: 69 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88.

    Mostly Sunny

    High: 88 °F

  • Tuesday
    Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 69.

    Slight Chance
    T-storms then
    Chance
    T-storms

    Low: 69 °F

Detailed Forecast

Today
Scattered showers and thunderstorms, mainly before 11am. Mostly cloudy, with a high near 88. Southwest wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Tonight
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Southwest wind 3 to 6 mph.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 85. Calm wind becoming southwest around 6 mph in the morning.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. West wind around 6 mph becoming light and variable in the evening.
Memorial Day
Mostly sunny, with a high near 89. Southwest wind 5 to 10 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 69.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 69.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 81.
Click Map For Forecast
Point Forecast:
Saint Louis MO
 38.64°N 90.23°W (Elev. 538 ft)
9:42 am CDT May 25, 2019
10am CDT May 25, 2019-6pm CDT May 31, 2019
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database