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

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

20°F

-7°C

Humidity 55%
Wind Speed NW 17 G 33 mph
Barometer 30.52 in (1034.6 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill5°F (-15°C)
Last update 23 Feb 1:54 am CST
Extended Forecast for

Morse Mill MO

  • Overnight

    Overnight: Partly cloudy, with a low around 12. Northwest wind around 7 mph, with gusts as high as 22 mph.

    Low: 12 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 35. Northwest wind around 6 mph becoming calm in the afternoon. Winds could gust as high as 20 mph.

    High: 35 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 18. Light and variable wind.

    Low: 18 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 55. South wind 7 to 14 mph, with gusts as high as 30 mph.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34. Southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain, then rain likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.

    Low: 36 °F

    Slight Chance
    Rain then
    Rain Likely

  • Thursday

    Thursday: A 40 percent chance of rain before noon. Partly sunny, with a high near 51.

    High: 51 °F

    Chance Rain
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 12. Northwest wind around 7 mph, with gusts as high as 22 mph.
Monday
Partly sunny, then gradually becoming sunny, with a high near 35. Northwest wind around 6 mph becoming calm in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 18. Light and variable wind.
Tuesday
Partly sunny, with a high near 55. South wind 7 to 14 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 34. Southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.
Wednesday
Mostly sunny, with a high near 56.
Wednesday Night
A slight chance of rain, then rain likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Thursday
A 40 percent chance of rain before noon. Partly sunny, with a high near 51.
Thursday Night
Mostly clear, with a low around 29.
Friday
Sunny, with a high near 65.
Friday Night
Clear, with a low around 40.
Saturday
Sunny, with a high near 67.
Saturday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 33.
Sunday
A 30 percent chance of rain. Partly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Morse Mill MO
 38.28°N 90.64°W (Elev. 479 ft)
Last Update:
12:25 am CST Feb 23, 2026
Forecast Valid:
2am CST Feb 23, 2026-6pm CST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation