Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

84°F

29°C

Humidity 49%
Wind Speed Calm
Barometer 29.92 in (1012.3 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 20 Jun 5:54 pm CDT
Extended Forecast for

3 Miles ESE Moscow Mills MO

Flood Watch June 21, 01:00am until June 21, 07:00pm
Click here for hazard details and duration
Flood Watch
  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 4am.  Increasing clouds, with a low around 66. Light and variable wind.

    Low: 66 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms.  High near 82. Southeast wind 5 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph.  Chance of precipitation is 90%.

    High: 82 °F

    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am.  Low around 63. West wind 6 to 8 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%.

    Low: 63 °F

    T-storms then
    Chance
    Showers

  • Monday

    Monday: Cloudy, then gradually becoming mostly sunny, with a high near 77. North wind around 7 mph.

    High: 77 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59. North wind around 5 mph becoming calm  in the evening.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 66. Light and variable wind.
Sunday
Showers and thunderstorms. High near 82. Southeast wind 5 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%.
Sunday Night
Showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am. Low around 63. West wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Monday
Cloudy, then gradually becoming mostly sunny, with a high near 77. North wind around 7 mph.
Monday Night
Partly cloudy, with a low around 59. North wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Mostly sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 82. Chance of precipitation is 20%.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Moscow Mills MO
 38.92°N 90.87°W (Elev. 499 ft)
6:06 pm CDT Jun 20, 2026
6pm CDT Jun 20, 2026-6pm CDT Jun 27, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database