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.

Partly Cloudy

49°F

9°C

Humidity 44%
Wind Speed S 12 mph
Barometer 30.27 in (1024.9 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 19 Mar 11:52 am EDT
Extended Forecast for

McLean VA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 56. South wind around 7 mph.

    High: 56 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. Light and variable wind.

    Low: 39 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of showers after 2pm. Increasing clouds, with a high near 66. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 20%.

    High: 66 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 51. South wind 8 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers before 8am. Mostly sunny, with a high near 69. Northwest wind 6 to 8 mph. Chance of precipitation is 30%.

    High: 69 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 47. Chance of precipitation is 40%.

    Low: 47 °F

    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 56. South wind around 7 mph.
Tonight
Mostly cloudy, with a low around 39. Light and variable wind.
Friday
A slight chance of showers after 2pm. Increasing clouds, with a high near 66. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 20%.
Friday Night
Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 51. South wind 8 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of showers before 8am. Mostly sunny, with a high near 69. Northwest wind 6 to 8 mph. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
Mostly sunny, with a high near 74.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 47. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 56.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Partly sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Partly sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
McLean VA
 38.93°N 77.19°W (Elev. 299 ft)
Last Update:
10:53 am EDT Mar 19, 2026
Forecast Valid:
12pm EDT Mar 19, 2026-6pm EDT Mar 25, 2026
 
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