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

Washington/Reagan National Airport, DC (KDCA)

Lat: 38.85°NLon: 77.03°WElev: 13ft.

Mostly Cloudy

31°F

-1°C

Humidity 82%
Wind Speed S 10 mph
Barometer 29.95 in (1014.1 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 9 Dec 11:52 pm EST
Extended Forecast for

Cabin John MD

  • Overnight

    Overnight: Mostly cloudy, with a low around 30. South wind 7 to 9 mph, with gusts as high as 20 mph.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain, mainly between 11am and 4pm. Mostly cloudy, with a high near 46. South wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    High: 46 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Mostly cloudy during the early evening, then becoming mostly clear, with a low around 30. West wind around 11 mph, with gusts as high as 21 mph.

    Low: 30 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 38. West wind 11 to 15 mph, with gusts as high as 26 mph.

    High: 38 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25. West wind 5 to 9 mph.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: A chance of snow. Mostly cloudy, with a high near 37. Chance of precipitation is 40%.

    High: 37 °F

    Chance Snow

  • Friday Night

    Friday Night: A chance of snow before 1am. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.

    Low: 27 °F

    Chance Snow

  • Saturday

    Saturday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.

    Low: 26 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 30. South wind 7 to 9 mph, with gusts as high as 20 mph.
Wednesday
A chance of rain, mainly between 11am and 4pm. Mostly cloudy, with a high near 46. South wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Wednesday Night
Mostly cloudy during the early evening, then becoming mostly clear, with a low around 30. West wind around 11 mph, with gusts as high as 21 mph.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 38. West wind 11 to 15 mph, with gusts as high as 26 mph.
Thursday Night
Partly cloudy, with a low around 25. West wind 5 to 9 mph.
Friday
A chance of snow. Mostly cloudy, with a high near 37. Chance of precipitation is 40%.
Friday Night
A chance of snow before 1am. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 42.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 35.
Sunday Night
Mostly clear, with a low around 17.
Monday
Sunny, with a high near 33.
Monday Night
Partly cloudy, with a low around 20.
Tuesday
Mostly sunny, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cabin John MD
 38.97°N 77.15°W (Elev. 56 ft)
Last Update:
11:43 pm EST Dec 9, 2025
Forecast Valid:
12am EST Dec 10, 2025-6pm EST Dec 16, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation