National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

An Active Weather Wednesday

Strong to severe thunderstorms are possible on Wednesday in parts of the Ohio Valley, Upper Mississippi Valley and south-central Plains. These storms may produce heavy rain and flooding in the Ohio Valley. Meanwhile, a strong cold front will sweep through the Northwest U.S. with rain, mountain snow and high winds. Finally, heat and record high temperatures are likely across the Southern U.S. 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 45%
Wind Speed S 10 mph
Barometer 29.92 in (1012.0 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 17 May 9:51 pm CDT
Extended Forecast for

2 Miles ESE Saint Louis MO

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly after 3am. Increasing clouds, with a low around 65. Calm wind becoming south 5 to 7 mph after midnight. Chance of precipitation is 40%.

    Partly Cloudy
    then
    Scattered
    T-storms

    Low: 65 °F

  • Wednesday

    Wednesday: Showers and thunderstorms, mainly before noon. Some of the storms could produce heavy rainfall. High near 84. Southwest wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Heavy Rain
    then Isolated
    T-storms

    High: 84 °F

  • Wednesday
    Night

    Wednesday Night: Isolated showers and thunderstorms before 1am. Partly cloudy, with a low around 65. West wind around 6 mph becoming calm after midnight. Chance of precipitation is 20%.

    Isolated
    T-storms

    Low: 65 °F

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 20 mph.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 89 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 73. South wind around 10 mph, with gusts as high as 20 mph.

    Mostly Clear

    Low: 73 °F

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90.

    Mostly Sunny
    then Chance
    T-storms

    High: 90 °F

  • Friday
    Night

    Friday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.

    T-storms
    Likely

    Low: 63 °F

  • Saturday

    Saturday: Showers and thunderstorms likely. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.

    T-storms
    Likely

    High: 74 °F

  • Saturday
    Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 51.

    Chance
    T-storms

    Low: 51 °F

Detailed Forecast

Tonight
Scattered showers and thunderstorms, mainly after 3am. Increasing clouds, with a low around 65. Calm wind becoming south 5 to 7 mph after midnight. Chance of precipitation is 40%.
Wednesday
Showers and thunderstorms, mainly before noon. Some of the storms could produce heavy rainfall. High near 84. Southwest wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Wednesday Night
Isolated showers and thunderstorms before 1am. Partly cloudy, with a low around 65. West wind around 6 mph becoming calm after midnight. Chance of precipitation is 20%.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Mostly clear, with a low around 73. South wind around 10 mph, with gusts as high as 20 mph.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 51.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Mostly clear, with a low around 52.
Monday
Mostly sunny, with a high near 74.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 76.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
2 Miles ESE Saint Louis MO
 38.62°N 90.23°W (Elev. 489 ft)
Last Update:
9:26 pm CDT May 17, 2022
Forecast Valid:
10pm CDT May 17, 2022-6pm CDT May 24, 2022
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation