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.

Fog/Mist

57°F

14°C

Humidity 96%
Wind Speed Calm
Barometer 30.16 in (1020.6 mb)
Dewpoint 56°F (13°C)
Visibility 1.25 mi
Last update 4 Oct 5:54 am CDT
Extended Forecast for

3 Miles WSW Old Monroe MO

  • Today

    Today: Sunny, with a high near 88. Light south wind increasing to 6 to 11 mph in the morning.

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 59. South wind around 7 mph.

    Low: 59 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 86. South wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 61. South wind 3 to 7 mph.

    Low: 61 °F

    Clear

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Sunny, with a high near 87. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 30%.

    High: 87 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.

    Low: 62 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 76.

    High: 76 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 88. Light south wind increasing to 6 to 11 mph in the morning.
Tonight
Clear, with a low around 59. South wind around 7 mph.
Sunday
Sunny, with a high near 86. South wind 5 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Clear, with a low around 61. South wind 3 to 7 mph.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Sunny, with a high near 87. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 30%.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 76.
Tuesday Night
Mostly cloudy, with a low around 51.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 73.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 49.
Friday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Old Monroe MO
 38.92°N 90.79°W (Elev. 466 ft)
Last Update:
4:16 am CDT Oct 4, 2025
Forecast Valid:
6am CDT Oct 4, 2025-6pm CDT Oct 10, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation