Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

70°F

21°C

Humidity 73%
Wind Speed NW 8 mph
Barometer 30.09 in (1017.9 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 7 Oct 11:51 am CDT
Extended Forecast for

Saint John MO

  • This Afternoon

    This Afternoon: A 20 percent chance of showers before 4pm.  Mostly cloudy, with a high near 74. North wind around 10 mph, with gusts as high as 22 mph.

    High: 74 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 52. North wind 6 to 9 mph.

    Low: 52 °F

    Gradual
    Clearing

  • Wednesday

    Wednesday: Sunny, with a high near 74. Northeast wind 6 to 9 mph.

    High: 74 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 49. East wind around 7 mph.

    Low: 49 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 73. East wind around 7 mph.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 47.

    Low: 47 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Friday Night

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

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers before 4pm. Mostly cloudy, with a high near 74. North wind around 10 mph, with gusts as high as 22 mph.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 52. North wind 6 to 9 mph.
Wednesday
Sunny, with a high near 74. Northeast wind 6 to 9 mph.
Wednesday Night
Clear, with a low around 49. East wind around 7 mph.
Thursday
Sunny, with a high near 73. East wind around 7 mph.
Thursday Night
Clear, with a low around 47.
Friday
Sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 62.
Columbus Day
Sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint John MO
 38.71°N 90.34°W (Elev. 597 ft)
12:11 pm CDT Oct 7, 2025
12pm CDT Oct 7, 2025-6pm CDT Oct 13, 2025
 
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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