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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 38.93°N 77.19°W (Text-Only)
NWS Forecast for: McLean VA
Issued by: National Weather Service Baltimore, MD/Washington, D.C.
Last Update: 12:53 am EST Dec 5, 2025		Print

  • Overnight

    Overnight: Snow, mainly after 3am. Low around 23. East wind around 6 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.

    Low: 23 °F

    Snow

  • Friday

    Friday: Snow, mainly before 8am. High near 32. East wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Snow then
    Chance Snow

  • Friday
    Night

    Friday Night: Patchy fog before 1am, then patchy fog after 4am. Otherwise, mostly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Patchy Fog

  • Saturday

    Saturday: Partly sunny, with a high near 42. Light southwest wind.

    High: 42 °F

    Partly Sunny

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 27. Light and variable wind.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear



    • Overnight: Snow, mainly after 3am. Low around 23. East wind around 6 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.

    Friday: Snow, mainly before 8am. High near 32. East wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Friday Night: Patchy fog before 1am, then patchy fog after 4am. Otherwise, mostly cloudy, with a low around 24. Calm wind.

    Saturday: Partly sunny, with a high near 42. Light southwest wind.

    Saturday Night: Partly cloudy, with a low around 27. Light and variable wind.

    Sunday: Partly sunny, with a high near 42.

    Sunday Night: Mostly cloudy, with a low around 27.

    Monday: Mostly sunny, with a high near 35.

    Monday Night: Mostly clear, with a low around 20.

    Tuesday: Mostly sunny, with a high near 39.

    Tuesday Night: Mostly cloudy, with a low around 30.

    Wednesday: Mostly cloudy, with a high near 47.

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.

    Thursday: A chance of rain. Partly sunny, with a high near 45. Chance of precipitation is 30%.


    McLean VA
     38.93°N 77.19°W (Elev. 299 ft)

    Visit your local NWS office at: https://www.weather.gov/lwx