Current conditions at

Washington Regional Airport (KFYG)

Lat: 38.59°NLon: 90.99°WElev: 489ft.

Fog/Mist

54°F

12°C

Humidity 100%
Wind Speed Calm
Barometer 30.25 in
Dewpoint 54°F (12°C)
Visibility 2.00 mi
Last update 5 Oct 3:15 am CDT
Extended Forecast for

Marthasville MO

  • Overnight

    Overnight: Clear, with a low around 50. Calm wind.

    Low: 50 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 76. Calm wind.

    High: 76 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 50. Calm wind.

    Low: 50 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. Calm wind.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 55. Calm wind.

    Low: 55 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 50. Calm wind.
Monday
Sunny, with a high near 76. Calm wind.
Monday Night
Clear, with a low around 50. Calm wind.
Tuesday
Sunny, with a high near 80. Calm wind.
Tuesday Night
Clear, with a low around 55. Calm wind.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Clear, with a low around 57.
Thursday
Sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 55.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 85.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Marthasville MO
 38.64°N 91.05°W (Elev. 561 ft)
2:31 am CDT Oct 5, 2026
3am CDT Oct 5, 2026-6pm CDT Oct 11, 2026
 
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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