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.

Fog/Mist

39°F

4°C

Humidity 100%
Wind Speed Calm
Barometer 29.93 in (1013.6 mb)
Dewpoint 39°F (4°C)
Visibility 0.75 mi
Last update 26 Dec 11:54 pm CST
Extended Forecast for

Valley Park MO

Dense Fog Advisory December 27, 12:00am until December 27, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory December 27, 12:00am until December 27, 09:00am

    NOW until 9:00am Sat

    Dense Fog Advisory

  • Overnight

    Low: 45 °F

    Areas Fog

  • Saturday

    Saturday: Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 65. Southeast wind 3 to 8 mph.

    High: 65 °F

    Areas Fog
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 1am. Cloudy, with a low around 59. South wind around 7 mph.

    Low: 59 °F

    Cloudy then
    Slight Chance
    Rain

  • Sunday

    Sunday: A chance of rain and thunderstorms before noon, then rain between noon and 3pm, then rain and possibly a thunderstorm after 3pm. High near 74. South wind 6 to 13 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 80%.

    High: 74 °F

    Chance Rain
    then Rain

  • Sunday Night

    Sunday Night: A 50 percent chance of rain before 9pm. Mostly cloudy, with a low around 19. Northwest wind 13 to 17 mph, with gusts as high as 32 mph.

    Low: 19 °F

    Chance Rain
    then Partly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

Detailed Forecast

Overnight
Areas of fog. Otherwise, mostly cloudy, with a low around 45. Light and variable wind.
Saturday
Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 65. Southeast wind 3 to 8 mph.
Saturday Night
A 20 percent chance of rain after 1am. Cloudy, with a low around 59. South wind around 7 mph.
Sunday
A chance of rain and thunderstorms before noon, then rain between noon and 3pm, then rain and possibly a thunderstorm after 3pm. High near 74. South wind 6 to 13 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 80%.
Sunday Night
A 50 percent chance of rain before 9pm. Mostly cloudy, with a low around 19. Northwest wind 13 to 17 mph, with gusts as high as 32 mph.
Monday
Mostly sunny, with a high near 28.
Monday Night
Mostly clear, with a low around 19.
Tuesday
Sunny, with a high near 38.
Tuesday Night
Mostly clear, with a low around 28.
Wednesday
Partly sunny, with a high near 44.
Wednesday Night
Partly cloudy, with a low around 20.
New Year's Day
Mostly sunny, with a high near 32.
Thursday Night
Partly cloudy, with a low around 16.
Friday
Mostly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Valley Park MO
 38.56°N 90.46°W (Elev. 492 ft)
Last Update:
11:41 pm CST Dec 26, 2025
Forecast Valid:
12am CST Dec 27, 2025-6pm CST Jan 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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