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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 >

Hazardous Weather Conditions

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Overcast

43°F

6°C

Humidity 59%
Wind Speed W 3 mph
Barometer 29.81 in (1009.8 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 14 Nov 2:55 am EST
Extended Forecast for

Mount Vernon VA

  • Overnight

    Overnight: Mostly clear, with a low around 40. Northwest wind around 9 mph.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 51. Northwest wind 8 to 14 mph, with gusts as high as 32 mph.

    High: 51 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 42. West wind around 9 mph, with gusts as high as 24 mph.

    Low: 42 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 53. Northwest wind 7 to 10 mph, with gusts as high as 25 mph.

    High: 53 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 40. Northwest wind around 6 mph.

    Low: 40 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 38.

    Low: 38 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 35.

    Low: 35 °F

    Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 40. Northwest wind around 9 mph.
Saturday
Increasing clouds, with a high near 51. Northwest wind 8 to 14 mph, with gusts as high as 32 mph.
Saturday Night
Mostly clear, with a low around 42. West wind around 9 mph, with gusts as high as 24 mph.
Sunday
Increasing clouds, with a high near 53. Northwest wind 7 to 10 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 40. Northwest wind around 6 mph.
Monday
Sunny, with a high near 56.
Monday Night
Clear, with a low around 38.
Tuesday
Sunny, with a high near 59.
Tuesday Night
Clear, with a low around 35.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Clear, with a low around 35.
Thursday
Sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon VA
 38.7°N 77.11°W (Elev. 3 ft)
Last Update:
1:22 am EST Nov 14, 2026
Forecast Valid:
3am EST Nov 14, 2026-6pm EST Nov 20, 2026
 
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