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

An Unsettled Weekend For The West

A large and strong Pacific storm system will impact a good portion of the West this weekend. Heavy rain, widespread mountain snow, gusty winds and a variety of marine related hazards are likely. The heavy rain threat may result in some flash flooding today and Saturday across north-central portions of California and southwestern Oregon, especially near recent and vulnerable burn scar areas. Read More >

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Overcast

9°C

48°F

Humidity 40%
Wind Speed S 11 km/h
Barometer 1020.3 mb (30.12 in)
Dewpoint -4°C (24°F)
Visibility 16 km
Wind Chill7°C (45°F)
Last update 6 Dec 10:56 am EST
Extended Forecast for

Mount Vernon VA

  • Today

    Today: Scattered sprinkles after 4pm. Cloudy, with a high near 12. Southwest wind 13 to 21 km/h, with gusts as high as 29 km/h.

    Scattered
    Sprinkles

    High: 12 °C

  • Tonight

    Tonight: Scattered sprinkles with isolated showers before 7pm, then isolated showers between 7pm and 10pm. Cloudy during the early evening, then gradual clearing, with a low around 1. West wind 10 to 18 km/h becoming north in the evening. Chance of precipitation is 20%.

    Isolated
    Showers then
    Mostly Clear

    Low: 1 °C

  • Saturday

    Saturday: Sunny, with a high near 7. North wind 8 to 13 km/h.

    Sunny

    High: 7 °C

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around -2. Calm wind.

    Mostly Clear

    Low: -2 °C

  • Sunday

    Sunday: Sunny, with a high near 9. Light southeast wind becoming south 8 to 13 km/h in the morning.

    Sunny

    High: 9 °C

  • Sunday
    Night

    Sunday Night: Showers likely after 1am. Mostly cloudy, with a low around 4. Chance of precipitation is 60%.

    Mostly Cloudy
    then Showers
    Likely

    Low: 4 °C

  • Monday

    Monday: Showers. High near 14. Chance of precipitation is 80%.

    Showers

    High: 14 °C

  • Monday
    Night

    Monday Night: Showers likely. Cloudy, with a low around 11. Chance of precipitation is 60%.

    Showers
    Likely

    Low: 11 °C

  • Tuesday

    Tuesday: Showers likely. Mostly cloudy, with a high near 16. Chance of precipitation is 60%.

    Showers
    Likely

    High: 16 °C

Detailed Forecast

Today
Scattered sprinkles after 4pm. Cloudy, with a high near 12. Southwest wind 13 to 21 km/h, with gusts as high as 29 km/h.
Tonight
Scattered sprinkles with isolated showers before 7pm, then isolated showers between 7pm and 10pm. Cloudy during the early evening, then gradual clearing, with a low around 1. West wind 10 to 18 km/h becoming north in the evening. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 7. North wind 8 to 13 km/h.
Saturday Night
Mostly clear, with a low around -2. Calm wind.
Sunday
Sunny, with a high near 9. Light southeast wind becoming south 8 to 13 km/h in the morning.
Sunday Night
Showers likely after 1am. Mostly cloudy, with a low around 4. Chance of precipitation is 60%.
Monday
Showers. High near 14. Chance of precipitation is 80%.
Monday Night
Showers likely. Cloudy, with a low around 11. Chance of precipitation is 60%.
Tuesday
Showers likely. Mostly cloudy, with a high near 16. Chance of precipitation is 60%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 3. Chance of precipitation is 50%.
Wednesday
Mostly sunny, with a high near 6.
Wednesday Night
Mostly clear, with a low around -3.
Thursday
Sunny, with a high near 4.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Mount Vernon VA
 38.72°N 77.11°W (Elev. 11 m)
Last Update:
10:45 am EST Dec 6, 2019
Forecast Valid:
11am EST Dec 6, 2019-6pm EST Dec 12, 2019
 
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