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

Hazardous Weather Conditions

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Shallow Fog

68°F

20°C

Humidity 93%
Wind Speed Calm
Barometer 30.04 in (1016.6 mb)
Dewpoint 66°F (19°C)
Visibility 5.00 mi
Last update 15 Jun 6:54 am CDT
Extended Forecast for

Augusta MO

  • Today

    Today: Patchy fog before 8am. Otherwise, partly sunny, with a high near 85. Calm wind becoming northeast around 5 mph.

    High: 85 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 67. Light east wind.

    Low: 67 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 4pm. Partly sunny, with a high near 85. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 85 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. Calm wind becoming south around 6 mph in the afternoon.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 85. Chance of precipitation is 60%.

    High: 85 °F

    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, partly sunny, with a high near 85. Calm wind becoming northeast around 5 mph.
Tonight
Mostly cloudy, with a low around 67. Light east wind.
Monday
A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 4pm. Partly sunny, with a high near 85. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 66. Calm wind.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Wednesday
Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 85. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 66.
Juneteenth
Mostly sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 66.
Friday
Sunny, with a high near 92.
Friday Night
Mostly clear, with a low around 73.
Saturday
Sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Augusta MO
 38.57°N 90.89°W (Elev. 495 ft)
Last Update:
5:22 am CDT Jun 15, 2025
Forecast Valid:
7am CDT Jun 15, 2025-6pm CDT Jun 21, 2025
 
Forecast Discussion
 
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Additional Resources

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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