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

29°F

-2°C

Humidity 82%
Wind Speed Calm
Barometer 30.09 in (1019.5 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 12 Jan 10:54 pm CST
Extended Forecast for

3 Miles WSW Old Monroe MO

  • Tonight

    Tonight: Mostly clear, with a low around 38. Southwest wind 5 to 7 mph, with gusts as high as 20 mph.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 59. West wind 7 to 13 mph, with gusts as high as 28 mph.

    High: 59 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 35. West wind 8 to 13 mph, with gusts as high as 22 mph.

    Low: 35 °F

    Chance Rain
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a temperature rising to near 40 by 11am, then falling to around 32 during the remainder of the day. Breezy, with a northwest wind 14 to 21 mph, with gusts as high as 33 mph.

    High: 40 °F⇓

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 17. North wind 7 to 14 mph, with gusts as high as 25 mph.

    Low: 17 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of rain and snow after noon. Partly sunny, with a high near 42. Chance of precipitation is 20%.

    High: 42 °F

    Partly Sunny
    then Slight
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 38. Southwest wind 5 to 7 mph, with gusts as high as 20 mph.
Tuesday
Increasing clouds, with a high near 59. West wind 7 to 13 mph, with gusts as high as 28 mph.
Tuesday Night
A 30 percent chance of rain, mainly before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 35. West wind 8 to 13 mph, with gusts as high as 22 mph.
Wednesday
Partly sunny, with a temperature rising to near 40 by 11am, then falling to around 32 during the remainder of the day. Breezy, with a northwest wind 14 to 21 mph, with gusts as high as 33 mph.
Wednesday Night
Mostly clear, with a low around 17. North wind 7 to 14 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 32.
Thursday Night
Mostly cloudy, with a low around 24.
Friday
A slight chance of rain and snow after noon. Partly sunny, with a high near 42. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Partly sunny, with a high near 28.
Saturday Night
Partly cloudy, with a low around 8.
Sunday
Mostly sunny, with a high near 26.
Sunday Night
Mostly clear, with a low around 13.
M.L.King Day
Mostly sunny, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Old Monroe MO
 38.92°N 90.79°W (Elev. 466 ft)
Last Update:
9:41 pm CST Jan 12, 2026
Forecast Valid:
11pm CST Jan 12, 2026-6pm CST Jan 19, 2026
 
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Additional Resources

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Chance of Precipitation