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.

Overcast

64°F

18°C

Humidity 60%
Wind Speed S 9 mph
Barometer 30.29 in (1025.5 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 9 Jun 3:52 am EDT
Extended Forecast for

Mc Lean VA

  • Today

    Today: Partly sunny, with a high near 83. Light south wind increasing to 6 to 11 mph in the morning.

    High: 83 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of showers after 3am. Mostly cloudy, with a low around 68. South wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 68 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before noon, then a chance of showers between noon and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. South wind 7 to 9 mph. Chance of precipitation is 50%.

    High: 88 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 71. Southwest wind 3 to 7 mph. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Southwest wind 5 to 7 mph. Chance of precipitation is 40%.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 40%.

    Low: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 96. Chance of precipitation is 50%.

    High: 96 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.

    Low: 71 °F

    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 83. Light south wind increasing to 6 to 11 mph in the morning.
Tonight
A slight chance of showers after 3am. Mostly cloudy, with a low around 68. South wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms before noon, then a chance of showers between noon and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. South wind 7 to 9 mph. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 71. Southwest wind 3 to 7 mph. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Southwest wind 5 to 7 mph. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 96. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 68.
Sunday
Mostly sunny, with a high near 91.
Sunday Night
A chance of showers. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mc Lean VA
 38.95°N 77.19°W (Elev. 253 ft)
Last Update:
3:00 am EDT Jun 9, 2026
Forecast Valid:
4am EDT Jun 9, 2026-6pm EDT Jun 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation