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.

Fair

46°F

8°C

Humidity 87%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 14 Nov 6:55 am CST
Extended Forecast for

4 Miles SW Marthasville MO

  • Today

    Today: Sunny, with a high near 77. Southwest wind 5 to 9 mph.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 59. Southwest wind 3 to 8 mph.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 78. Southwest wind 7 to 14 mph, with gusts as high as 22 mph.

    High: 78 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 42. West wind around 5 mph becoming calm in the evening.

    Low: 42 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 61. Light north wind.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of rain after noon. Partly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny
    then Chance
    Rain

  • Monday Night

    Monday Night: Rain likely, mainly before midnight. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.

    Low: 42 °F

    Rain Likely

  • Tuesday

    Tuesday: A 20 percent chance of rain before noon. Partly sunny, with a high near 55.

    High: 55 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 77. Southwest wind 5 to 9 mph.
Tonight
Partly cloudy, with a low around 59. Southwest wind 3 to 8 mph.
Saturday
Mostly sunny, with a high near 78. Southwest wind 7 to 14 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 42. West wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 61. Light north wind.
Sunday Night
Mostly clear, with a low around 38.
Monday
A 30 percent chance of rain after noon. Partly sunny, with a high near 58.
Monday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Tuesday
A 20 percent chance of rain before noon. Partly sunny, with a high near 55.
Tuesday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 36.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 54.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.
Thursday
Rain likely. Mostly cloudy, with a high near 57. Chance of precipitation is 70%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Marthasville MO
 38.58°N 91.11°W (Elev. 577 ft)
Last Update:
5:16 am CST Nov 14, 2025
Forecast Valid:
7am CST Nov 14, 2025-6pm CST Nov 20, 2025
 
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