Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Partly Cloudy

77°F

25°C

Humidity 58%
Wind Speed SW 12 mph
Barometer 29.95 in (1012.7 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 13 Jun 7:51 am CDT
Extended Forecast for

Saint Charles MO

  • Today

    Today: Sunny, with a high near 96. Heat index values as high as 100. Southwest wind 6 to 9 mph.

    High: 96 °F

    Sunny

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly between 11pm and 5am.  Increasing clouds, with a low around 72. Southwest wind 5 to 7 mph becoming north in the evening.

    Low: 72 °F

    Chance
    T-storms

  • Friday

    Friday: Partly sunny, then gradually becoming sunny, with a high near 91. Northeast wind 5 to 7 mph.

    High: 91 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 67. Northeast wind around 6 mph.

    Low: 67 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 92. Southeast wind around 7 mph.

    High: 92 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny and hot, with a high near 97.

    High: 97 °F

    Hot

Detailed Forecast

Today
Sunny, with a high near 96. Heat index values as high as 100. Southwest wind 6 to 9 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly between 11pm and 5am. Increasing clouds, with a low around 72. Southwest wind 5 to 7 mph becoming north in the evening.
Friday
Partly sunny, then gradually becoming sunny, with a high near 91. Northeast wind 5 to 7 mph.
Friday Night
Mostly clear, with a low around 67. Northeast wind around 6 mph.
Saturday
Mostly sunny, with a high near 92. Southeast wind around 7 mph.
Saturday Night
Mostly clear, with a low around 73.
Sunday
Sunny and hot, with a high near 99.
Sunday Night
Mostly clear, with a low around 77.
Monday
Mostly sunny and hot, with a high near 97.
Monday Night
Partly cloudy, with a low around 76.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
Tuesday Night
Partly cloudy, with a low around 75.
Juneteenth
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
Saint Charles MO
 38.78°N 90.51°W (Elev. 597 ft)
6:06 am CDT Jun 13, 2024
8am CDT Jun 13, 2024-6pm CDT Jun 19, 2024
 
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