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

58°F

14°C

Humidity 18%
Wind Speed W 18 G 30 mph
Barometer 30.15 in (1021.1 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 14 Mar 1:52 pm EDT
Extended Forecast for

McLean VA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 56. West wind 11 to 13 mph, with gusts as high as 23 mph.

    High: 56 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. Light and variable wind becoming east around 6 mph after midnight.

    Low: 40 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 59. Southeast wind 8 to 14 mph, with gusts as high as 25 mph.

    High: 59 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Showers. Low around 53. Southeast wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 53 °F

    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 11am. High near 71. Breezy, with a south wind 16 to 21 mph, with gusts as high as 38 mph. Chance of precipitation is 100%.

    High: 71 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: Rain showers before 11pm, then rain and snow showers between 11pm and 2am, then a slight chance of snow showers after 2am. Some thunder is also possible. Low around 29. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain/Snow

  • Tuesday

    Tuesday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 56. West wind 11 to 13 mph, with gusts as high as 23 mph.
Tonight
Mostly cloudy, with a low around 40. Light and variable wind becoming east around 6 mph after midnight.
Sunday
Partly sunny, with a high near 59. Southeast wind 8 to 14 mph, with gusts as high as 25 mph.
Sunday Night
Showers. Low around 53. Southeast wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers, with thunderstorms also possible after 11am. High near 71. Breezy, with a south wind 16 to 21 mph, with gusts as high as 38 mph. Chance of precipitation is 100%.
Monday Night
Rain showers before 11pm, then rain and snow showers between 11pm and 2am, then a slight chance of snow showers after 2am. Some thunder is also possible. Low around 29. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday
Mostly sunny, with a high near 37.
Tuesday Night
Mostly clear, with a low around 24.
Wednesday
Partly sunny, with a high near 42.
Wednesday Night
Mostly cloudy, with a low around 31.
Thursday
Mostly sunny, with a high near 53.
Thursday Night
Mostly cloudy, with a low around 37.
Friday
Mostly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
McLean VA
 38.92°N 77.16°W (Elev. 299 ft)
Last Update:
1:53 pm EDT Mar 14, 2026
Forecast Valid:
2pm EDT Mar 14, 2026-6pm EDT Mar 20, 2026
 
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Additional Resources

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Chance of Precipitation