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

72°F

22°C

Humidity 87%
Wind Speed W 10 mph
Barometer 29.69 in (1004.5 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 18 Jun 4:54 am CDT
Extended Forecast for

2 Miles NW Saint Peters MO

  • Today

    Today: A 30 percent chance of showers, mainly between 11am and 2pm. Increasing clouds, with a high near 77. Northwest wind 5 to 8 mph.

    High: 77 °F

    Chance
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 59. Northwest wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 85. Calm wind.

    High: 85 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 86. Light southwest wind.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 90%.

    High: 83 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.

    Low: 61 °F

    Showers
    Likely

  • Monday

    Monday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

Detailed Forecast

Today
A 30 percent chance of showers, mainly between 11am and 2pm. Increasing clouds, with a high near 77. Northwest wind 5 to 8 mph.
Tonight
Partly cloudy, with a low around 59. Northwest wind around 5 mph becoming calm in the evening.
Juneteenth
Mostly sunny, with a high near 85. Calm wind.
Friday Night
Mostly cloudy, with a low around 65. Calm wind.
Saturday
Mostly sunny, with a high near 86. Light southwest wind.
Saturday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67.
Sunday
Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 90%.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
Monday
Partly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Saint Peters MO
 38.81°N 90.62°W (Elev. 436 ft)
Last Update:
4:56 am CDT Jun 18, 2026
Forecast Valid:
5am CDT Jun 18, 2026-6pm CDT Jun 24, 2026
 
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