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

68°F

20°C

Humidity 100%
Wind Speed Calm
Barometer 30.07 in
Dewpoint 68°F (20°C)
Visibility 4.00 mi
Last update 15 Oct 12:15 am CDT
Extended Forecast for

Foristell MO

  • Overnight

    Overnight: Scattered showers, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 40%.

    Low: 66 °F

    Scattered
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm, mainly before noon, then a chance of showers and thunderstorms after noon. High near 78. Light and variable wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 80%.

    High: 78 °F

    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 10pm, then a chance of showers between 10pm and 1am. Increasing clouds, with a low around 46. Northwest wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    Low: 46 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday

    Friday: Increasing clouds, with a high near 55. Northwest wind around 18 mph, with gusts as high as 29 mph.

    High: 55 °F

    Increasing
    Clouds

  • Friday Night

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

    Low: 39 °F

    Mostly 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

Overnight
Scattered showers, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 40%.
Thursday
Showers and possibly a thunderstorm, mainly before noon, then a chance of showers and thunderstorms after noon. High near 78. Light and variable wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 80%.
Thursday Night
Showers and thunderstorms likely before 10pm, then a chance of showers between 10pm and 1am. Increasing clouds, with a low around 46. Northwest wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Friday
Increasing clouds, with a high near 55. Northwest wind around 18 mph, with gusts as high as 29 mph.
Friday Night
Mostly 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:
10:21 pm CDT Oct 14, 2026
Forecast Valid:
12am CDT Oct 15, 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