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

Heavy Rain For Carolinas and Virginia; Severe In Texas; Heat Out West

An area of low pressure and a batch of tropical moisture will surge into parts of the Carolinas and Virginia. Heavy rain, strong thunderstorms and flooding is likely, regardless of any tropical development. Severe thunderstorms with all hazards are likely in central Texas, especially near Austin and San Antonio. Finally, the sweltering heat wave will continue the rest of the week across the West. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Light Rain

71°F

22°C

Humidity 81%
Wind Speed SE 9 mph
Barometer 29.91 in (1011.6 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 27 May 1:51 am CDT
Extended Forecast for

Lambert-St. Louis International Airport MO

  • Overnight

    Overnight: A 40 percent chance of showers and thunderstorms. Cloudy, with a low around 68. Southeast wind around 8 mph.

    Chance
    Showers

    Low: 68 °F

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly before 3pm. Cloudy, with a high near 77. Southeast wind around 9 mph. Chance of precipitation is 60%.

    Showers
    Likely then
    T-storms
    Likely

    High: 77 °F

  • Wednesday
    Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 66. Southeast wind 5 to 7 mph.

    Chance
    T-storms then
    Chance
    Showers

    Low: 66 °F

  • Thursday

    Thursday: Showers and thunderstorms, mainly after 1pm. High near 79. Southwest wind 5 to 7 mph. Chance of precipitation is 80%.

    Chance
    T-storms then
    T-storms

    High: 79 °F

  • Thursday
    Night

    Thursday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. West wind 5 to 7 mph becoming light and variable.

    Chance
    T-storms

    Low: 64 °F

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 76.

    Slight Chance
    T-storms

    High: 76 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 57.

    Mostly Clear

    Low: 57 °F

  • Saturday

    Saturday: Sunny, with a high near 75.

    Sunny

    High: 75 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 58.

    Partly Cloudy

    Low: 58 °F

Detailed Forecast

Overnight
A 40 percent chance of showers and thunderstorms. Cloudy, with a low around 68. Southeast wind around 8 mph.
Wednesday
Showers and thunderstorms likely, mainly before 3pm. Cloudy, with a high near 77. Southeast wind around 9 mph. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 66. Southeast wind 5 to 7 mph.
Thursday
Showers and thunderstorms, mainly after 1pm. High near 79. Southwest wind 5 to 7 mph. Chance of precipitation is 80%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. West wind 5 to 7 mph becoming light and variable.
Friday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 57.
Saturday
Sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 58.
Sunday
Sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 59.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 64.
Tuesday
Sunny, with a high near 85.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Lambert-St. Louis International Airport MO
 38.76°N 90.37°W (Elev. 551 ft)
Last Update:
1:11 am CDT May 27, 2020
Forecast Valid:
2am CDT May 27, 2020-6pm CDT Jun 2, 2020
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation