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

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Partly Cloudy

50°F

10°C

Humidity 83%
Wind Speed W 14 G 26 mph
Barometer 29.85 in (1010.5 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 19 Oct 6:51 am CDT
Extended Forecast for

Saint Louis MO

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a high near 63. Breezy, with a northwest wind 5 to 10 mph increasing to 15 to 20 mph in the morning. Winds could gust as high as 32 mph.

    High: 63 °F

    Becoming
    Sunny and
    Breezy

  • Tonight

    Tonight: Clear, with a low around 46. West wind 5 to 8 mph becoming south after midnight.

    Low: 46 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 71. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 71 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 52. South wind 9 to 14 mph becoming west after midnight. Winds could gust as high as 22 mph.

    Low: 52 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. Breezy, with a west wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 66 °F

    Sunny then
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 43.

    Low: 43 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a high near 63. Breezy, with a northwest wind 5 to 10 mph increasing to 15 to 20 mph in the morning. Winds could gust as high as 32 mph.
Tonight
Clear, with a low around 46. West wind 5 to 8 mph becoming south after midnight.
Monday
Sunny, with a high near 71. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.
Monday Night
Mostly clear, with a low around 52. South wind 9 to 14 mph becoming west after midnight. Winds could gust as high as 22 mph.
Tuesday
Sunny, with a high near 66. Breezy, with a west wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph.
Tuesday Night
Clear, with a low around 45.
Wednesday
Sunny, with a high near 65.
Wednesday Night
Clear, with a low around 43.
Thursday
Sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 46.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 58.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 48.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.64°N 90.26°W (Elev. 499 ft)
Last Update:
6:21 am CDT Oct 19, 2025
Forecast Valid:
6am CDT Oct 19, 2025-6pm CDT Oct 25, 2025
 
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Additional Resources

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