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.

Partly Cloudy

81°F

27°C

Humidity 57%
Wind Speed S 12 G 21 mph
Barometer 29.85 in (1010.2 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 17 Apr 11:54 am CDT
Extended Forecast for

3 Miles E Allenton MO

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. South wind around 11 mph, with gusts as high as 24 mph.

    High: 85 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms. Low around 46. South wind 7 to 9 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%.

    Low: 46 °F

    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers before 8am. Cloudy through mid morning, then gradual clearing, with a high near 59. Northwest wind around 10 mph, with gusts as high as 24 mph.

    High: 59 °F

    Chance
    Showers then
    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 39. Northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 39 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 67. Calm wind becoming west 5 to 8 mph in the morning. Winds could gust as high as 20 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. South wind around 11 mph, with gusts as high as 24 mph.
Tonight
Showers and thunderstorms. Low around 46. South wind 7 to 9 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%.
Saturday
A 30 percent chance of showers before 8am. Cloudy through mid morning, then gradual clearing, with a high near 59. Northwest wind around 10 mph, with gusts as high as 24 mph.
Saturday Night
Clear, with a low around 39. Northwest wind 5 to 8 mph becoming calm in the evening.
Sunday
Sunny, with a high near 67. Calm wind becoming west 5 to 8 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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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:
12:01 pm CDT Apr 17, 2026
Forecast Valid:
12pm CDT Apr 17, 2026-6pm CDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation