Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

A Few Clouds

78°F

26°C

Humidity 62%
Wind Speed NW 7 mph
Barometer 30.02 in (1015.8 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 19 Jun 10:54 am CDT
Extended Forecast for

Clarkson Valley MO

Extreme Heat Watch June 21, 12:00pm until June 24, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch
  • Juneteenth

    Juneteenth: Sunny, with a high near 85. Northwest wind around 7 mph.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 66. West wind around 5 mph becoming light and variable.

    Low: 66 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 92. Light south wind increasing to 5 to 9 mph in the morning.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 76. South wind around 9 mph.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 96. Southwest wind 8 to 10 mph, with gusts as high as 22 mph.

    High: 96 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

Detailed Forecast

Juneteenth
Sunny, with a high near 85. Northwest wind around 7 mph.
Tonight
Mostly clear, with a low around 66. West wind around 5 mph becoming light and variable.
Friday
Sunny, with a high near 92. Light south wind increasing to 5 to 9 mph in the morning.
Friday Night
Mostly clear, with a low around 76. South wind around 9 mph.
Saturday
Sunny, with a high near 96. Southwest wind 8 to 10 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 76.
Sunday
Sunny, with a high near 96.
Sunday Night
Mostly clear, with a low around 76.
Monday
Sunny and hot, with a high near 97.
Monday Night
Partly cloudy, with a low around 77.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
Tuesday Night
Partly cloudy, with a low around 75.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Clarkson Valley MO
 38.63°N 90.6°W (Elev. 597 ft)
2:51 am CDT Jun 19, 2025
11am CDT Jun 19, 2025-6pm CDT Jun 25, 2025
 
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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