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.

Mostly Cloudy

74°F

23°C

Humidity 43%
Wind Speed NW 14 G 25 mph
Barometer 29.80 in (1008.5 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 9 May 5:51 pm CDT
Extended Forecast for

Saint Charles MO

Flood Warning May 9, 06:34pm until May 13, 04:36pm
Click here for hazard details and duration
Flood Warning
  •  
    Flood Warning May 9, 06:34pm until May 13, 04:36pm

    NOW until 4:36pm Mon

    Flood Warning

  • Tonight

    Low: 52 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 70. North wind 8 to 10 mph.

    High: 70 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. West wind 6 to 9 mph.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 75. Northwest wind 8 to 14 mph, with gusts as high as 21 mph.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 52. Northwest wind 5 to 7 mph becoming southwest after midnight.

    Low: 52 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    T-storms

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.

    High: 76 °F

    Chance
    T-storms then
    T-storms
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 52. North wind 8 to 14 mph, with gusts as high as 23 mph.
Friday
Partly sunny, with a high near 70. North wind 8 to 10 mph.
Friday Night
Mostly clear, with a low around 54. West wind 6 to 9 mph.
Saturday
Sunny, with a high near 75. Northwest wind 8 to 14 mph, with gusts as high as 21 mph.
Saturday Night
Clear, with a low around 52. Northwest wind 5 to 7 mph becoming southwest after midnight.
Sunday
Sunny, with a high near 81.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 59.
Monday
Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Tuesday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 75. Chance of precipitation is 60%.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 76.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Saint Charles MO
 38.78°N 90.51°W (Elev. 597 ft)
Last Update:
6:22 pm CDT May 9, 2024
Forecast Valid:
6pm CDT May 9, 2024-6pm CDT May 16, 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