Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

70°F

21°C

Humidity 68%
Wind Speed S 14 G 21 mph
Barometer 29.81 in (1009.1 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 9 Mar 10:54 pm CDT
Extended Forecast for

Defiance MO

  • Tonight

    Tonight: Mostly clear, with a low around 61. South wind around 8 mph.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. South wind 6 to 14 mph, with gusts as high as 24 mph.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 3am.  Mostly cloudy, with a low around 54. South wind around 11 mph, with gusts as high as 26 mph.  Chance of precipitation is 60%.

    Low: 54 °F

    Slight Chance
    T-storms then
    Rain Likely

  • Wednesday

    Wednesday: Rain and possibly a thunderstorm before 10am, then showers, mainly between 10am and 1pm.  Temperature rising to near 64 by 10am, then falling to around 51 during the remainder of the day. Southwest wind 9 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.  Chance of precipitation is 90%.

    High: 64 °F

    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 33. Northwest wind 8 to 13 mph becoming light  after midnight. Winds could gust as high as 24 mph.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 61. South wind around 8 mph.
Tuesday
Mostly sunny, with a high near 83. South wind 6 to 14 mph, with gusts as high as 24 mph.
Tuesday Night
A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 54. South wind around 11 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Wednesday
Rain and possibly a thunderstorm before 10am, then showers, mainly between 10am and 1pm. Temperature rising to near 64 by 10am, then falling to around 51 during the remainder of the day. Southwest wind 9 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 90%.
Wednesday Night
Mostly cloudy, with a low around 33. Northwest wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 24 mph.
Thursday
Sunny, with a high near 57.
Thursday Night
Mostly cloudy, with a low around 45.
Friday
Partly sunny, with a high near 65.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 72.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
A 50 percent chance of rain. Mostly cloudy, with a high near 66.
Sunday Night
A slight chance of rain and snow. Partly cloudy, with a low around 27. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
Defiance MO
 38.63°N 90.77°W (Elev. 479 ft)
7:21 pm CDT Mar 9, 2026
11pm CDT Mar 9, 2026-6pm CDT Mar 16, 2026
 
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Additional Resources

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