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.

Partly Cloudy

91°F

33°C

Humidity 61%
Wind Speed N 14 G 22 mph
Barometer 29.96 in (1013.0 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 19 Aug 3:51 pm CDT
Extended Forecast for

2 Miles NNE Bella Villa MO

Heat Advisory August 19, 04:20pm until August 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 19, 04:20pm until August 19, 08:00pm

    NOW until 8:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 95 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 72. North wind 3 to 7 mph.

    Low: 72 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88. North wind 5 to 9 mph.

    High: 88 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 67. Northeast wind 3 to 8 mph.

    Low: 67 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Northeast wind 3 to 8 mph.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95. Heat index values as high as 107. North wind around 7 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 72. North wind 3 to 7 mph.
Wednesday
Mostly sunny, with a high near 88. North wind 5 to 9 mph.
Wednesday Night
Mostly clear, with a low around 67. Northeast wind 3 to 8 mph.
Thursday
Sunny, with a high near 85. Northeast wind 3 to 8 mph.
Thursday Night
Mostly clear, with a low around 66.
Friday
Sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 67.
Saturday
Mostly sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 64.
Sunday
Sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 59.
Monday
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Bella Villa MO
 38.58°N 90.26°W (Elev. 499 ft)
Last Update:
4:16 pm CDT Aug 19, 2025
Forecast Valid:
4pm CDT Aug 19, 2025-6pm CDT Aug 26, 2025
 
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