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

St. Louis, Spirit Of St. Louis Airport (KSUS)

Lat: 38.66°NLon: 90.66°WElev: 463ft.

A Few Clouds

85°F

29°C

Humidity 51%
Wind Speed NW 7 mph
Barometer 29.99 in (1014.9 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 23 Aug 2:54 pm CDT
Extended Forecast for

Cottleville MO

  • This Afternoon

    This Afternoon: A 20 percent chance of showers before 4pm. Mostly cloudy, with a high near 86. Northwest wind around 7 mph.

    High: 86 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 58. North wind around 6 mph.

    Low: 58 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 79. Light northwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 75. Calm wind becoming northwest 5 to 8 mph in the morning.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers before 4pm. Mostly cloudy, with a high near 86. Northwest wind around 7 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 58. North wind around 6 mph.
Sunday
Sunny, with a high near 79. Light northwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Sunday Night
Mostly clear, with a low around 55. Northwest wind 5 to 7 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 75. Calm wind becoming northwest 5 to 8 mph in the morning.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly cloudy, with a low around 56.
Thursday
Partly sunny, with a high near 78.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 58.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 61.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cottleville MO
 38.74°N 90.65°W (Elev. 499 ft)
Last Update:
2:31 pm CDT Aug 23, 2025
Forecast Valid:
3pm CDT Aug 23, 2025-6pm CDT Aug 30, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation