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

Washington Regional Airport (KFYG)

Lat: 38.59°NLon: 90.99°WElev: 489ft.

Fog/Mist

70°F

21°C

Humidity 100%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 70°F (21°C)
Visibility 3.00 mi
Last update 14 Oct 8:15 pm CDT
Extended Forecast for

Foristell MO

  • Tonight

    Tonight: Isolated showers between 2am and 3am, then scattered showers and thunderstorms after 3am. Cloudy, with a low around 66. Light and variable wind. Chance of precipitation is 30%.

    Low: 66 °F

    Cloudy then
    Scattered
    T-storms

  • Thursday

    Thursday: Showers and possibly a thunderstorm, mainly before 11am, then a chance of showers and thunderstorms after 11am. High near 80. Light and variable wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 90%.

    High: 80 °F

    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 47. Northwest wind 7 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.

    Low: 47 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 55. Northwest wind around 18 mph, with gusts as high as 31 mph.

    High: 55 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39. North wind 6 to 13 mph, with gusts as high as 22 mph.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 38.

    Low: 38 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

Detailed Forecast

Tonight
Isolated showers between 2am and 3am, then scattered showers and thunderstorms after 3am. Cloudy, with a low around 66. Light and variable wind. Chance of precipitation is 30%.
Thursday
Showers and possibly a thunderstorm, mainly before 11am, then a chance of showers and thunderstorms after 11am. High near 80. Light and variable wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 90%.
Thursday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 47. Northwest wind 7 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Friday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 55. Northwest wind around 18 mph, with gusts as high as 31 mph.
Friday Night
Partly cloudy, with a low around 39. North wind 6 to 13 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 61.
Saturday Night
Clear, with a low around 38.
Sunday
Sunny, with a high near 68.
Sunday Night
Mostly clear, with a low around 41.
Monday
Mostly sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 79.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Foristell MO
 38.82°N 90.96°W (Elev. 699 ft)
Last Update:
8:25 pm CDT Oct 14, 2026
Forecast Valid:
8pm CDT Oct 14, 2026-6pm CDT Oct 21, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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