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

Hazardous Weather Conditions

Current conditions at

Washington/Reagan National Airport, DC (KDCA)

Lat: 38.85°NLon: 77.03°WElev: 13ft.

Light Rain

64°F

18°C

Humidity 52%
Wind Speed W 14 G 24 mph
Barometer 29.83 in (1010.3 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 20 Mar 6:52 pm EDT
Extended Forecast for

Mc Lean VA

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then scattered showers between 2am and 3am. Low around 49. Southwest wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 66. North wind 6 to 9 mph, with gusts as high as 18 mph.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46. East wind around 6 mph becoming south after midnight.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 79. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 79 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 53. Southwest wind 7 to 9 mph. Chance of precipitation is 60%.

    Low: 53 °F

    Scattered
    Showers then
    Showers
    Likely

  • Monday

    Monday: Showers likely, mainly before 8am. Partly sunny, with a high near 62. Chance of precipitation is 60%.

    High: 62 °F

    Showers
    Likely then
    Scattered
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms before 2am, then scattered showers between 2am and 3am. Low around 49. Southwest wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 66. North wind 6 to 9 mph, with gusts as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 46. East wind around 6 mph becoming south after midnight.
Sunday
Partly sunny, with a high near 79. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 53. Southwest wind 7 to 9 mph. Chance of precipitation is 60%.
Monday
Showers likely, mainly before 8am. Partly sunny, with a high near 62. Chance of precipitation is 60%.
Monday Night
Mostly clear, with a low around 35.
Tuesday
Sunny, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Mostly cloudy, with a high near 56.
Wednesday Night
Partly cloudy, with a low around 38.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.
Friday
A chance of rain. Partly sunny, with a high near 60. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Mc Lean VA
 38.95°N 77.19°W (Elev. 253 ft)
Last Update:
7:17 pm EDT Mar 20, 2026
Forecast Valid:
7pm EDT Mar 20, 2026-6pm EDT Mar 27, 2026
 
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