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

Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

A Few Clouds

16°C

61°F

Humidity 56%
Wind Speed SW 15 km/h
Barometer 1010.3 mb (29.86 in)
Dewpoint 7°C (45°F)
Visibility 16 km
Last update 11 May 2:51 am CDT
Extended Forecast for

Saint Ann MO

Flood Warning May 11, 03:12am until May 13, 11:00am
Click here for hazard details and duration
Flood Warning
  •  
    Flood Warning May 11, 03:12am until May 13, 11:00am

    NOW until 11:00am Mon

    Flood Warning

  • Overnight

    Low: 13 °C

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 26. Northwest wind 8 to 13 km/h increasing to 19 to 24 km/h in the afternoon. Winds could gust as high as 37 km/h.

    High: 26 °C

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 13. Southwest wind 8 to 11 km/h.

    Low: 13 °C

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 28. Southwest wind 10 to 14 km/h.

    High: 28 °C

    Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 17. South wind 11 to 13 km/h.

    Low: 17 °C

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 22. Chance of precipitation is 90%.

    High: 22 °C

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 16. Chance of precipitation is 80%.

    Low: 16 °C

    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 22.

    High: 22 °C

    Chance
    T-storms

Detailed Forecast

Overnight
Partly cloudy, with a low around 13. West wind around 13 km/h.
Saturday
Sunny, with a high near 26. Northwest wind 8 to 13 km/h increasing to 19 to 24 km/h in the afternoon. Winds could gust as high as 37 km/h.
Saturday Night
Mostly clear, with a low around 13. Southwest wind 8 to 11 km/h.
Sunday
Sunny, with a high near 28. Southwest wind 10 to 14 km/h.
Sunday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 17. South wind 11 to 13 km/h.
Monday
Showers and possibly a thunderstorm. High near 22. Chance of precipitation is 90%.
Monday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 16. Chance of precipitation is 80%.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 22.
Tuesday Night
Partly cloudy, with a low around 12.
Wednesday
Sunny, with a high near 25.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 16.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 26.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 16.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 26.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Saint Ann MO
 38.73°N 90.4°W (Elev. 597 m)
Last Update:
3:07 am CDT May 11, 2024
Forecast Valid:
3am CDT May 11, 2024-6pm CDT May 17, 2024
 
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