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Heavy Snow in the Sierra Nevada; Heavy Rainfall in Texas Sunday

Heavy snow is expected in the Sierra Nevada mountain ranges into Saturday causing hazardous travel conditions. Winter Storm Warnings have been issued. Thunderstorms and moderate to heavy rainfall are expected across portions of eastern Texas into Louisiana on Sunday. Read More >

Current conditions at

Washington Regional Airport (KFYG)

Lat: 38.59°NLon: 90.99°WElev: 489ft.

Fair

25°F

-4°C

Humidity 100%
Wind Speed Calm
Barometer 30.40 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 15 Nov 4:55 am CST
Extended Forecast for

Marthasville MO

  • Today

    Today: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 54. Light northeast wind.

    High: 54 °F

    Areas Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 24. Light and variable wind.

    Low: 24 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 57. Light and variable wind.

    High: 57 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 27. Southeast wind around 5 mph becoming calm in the evening.

    Low: 27 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 59. Calm wind.

    High: 59 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 31.

    Low: 31 °F

    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Today
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 54. Light northeast wind.
Tonight
Mostly clear, with a low around 24. Light and variable wind.
Monday
Sunny, with a high near 57. Light and variable wind.
Monday Night
Clear, with a low around 27. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 59. Calm wind.
Tuesday Night
Clear, with a low around 31.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 48.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marthasville MO
 38.64°N 91.05°W (Elev. 561 ft)
Last Update:
4:36 am CST Nov 15, 2026
Forecast Valid:
5am CST Nov 15, 2026-6pm CST Nov 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation