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

Hazardous Weather Conditions

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

69°F

21°C

Humidity 61%
Wind Speed S 5 mph
Barometer 29.65 in (1003.2 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 22 Mar 4:54 am CDT
Extended Forecast for

3 Miles E Allenton MO

  • Today

    Today: Increasing clouds, with a high near 90. Southwest wind 6 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph.

    High: 90 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 37. North wind 9 to 17 mph, with gusts as high as 36 mph.

    Low: 37 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 56. Northeast wind around 7 mph.

    High: 56 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 39. Light east wind.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. Southeast wind 3 to 5 mph.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 61.

    Low: 61 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 91.

    High: 91 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Today
Increasing clouds, with a high near 90. Southwest wind 6 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 37. North wind 9 to 17 mph, with gusts as high as 36 mph.
Monday
Increasing clouds, with a high near 56. Northeast wind around 7 mph.
Monday Night
Mostly cloudy, with a low around 39. Light east wind.
Tuesday
Mostly sunny, with a high near 66. Southeast wind 3 to 5 mph.
Tuesday Night
Mostly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 61.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 91.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 42.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 53.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 32.
Saturday
Mostly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Allenton MO
 38.52°N 90.69°W (Elev. 732 ft)
Last Update:
4:16 am CDT Mar 22, 2026
Forecast Valid:
5am CDT Mar 22, 2026-6pm CDT Mar 28, 2026
 
Forecast Discussion
 
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