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

48°F

9°C

Humidity 46%
Wind Speed S 12 mph
Barometer 29.90 in (1012.6 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 13 Jan 2:52 pm EST
Extended Forecast for

Mc Lean VA

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. Southwest wind 7 to 11 mph, with gusts as high as 23 mph.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain before 11am, then a chance of rain after 3pm. Cloudy, with a high near 52. Southwest wind around 6 mph. Chance of precipitation is 30%.

    High: 52 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely, possibly mixed with snow before 4am, then a slight chance of snow. Mostly cloudy, with a low around 24. Light and variable wind becoming northwest 6 to 11 mph in the evening. Winds could gust as high as 31 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 24 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: Mostly sunny, with a high near 30. Northwest wind 13 to 16 mph, with gusts as high as 32 mph.

    High: 30 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 18. Northwest wind 7 to 11 mph, with gusts as high as 21 mph.

    Low: 18 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 41. Southwest wind 7 to 11 mph, with gusts as high as 23 mph.
Wednesday
A slight chance of rain before 11am, then a chance of rain after 3pm. Cloudy, with a high near 52. Southwest wind around 6 mph. Chance of precipitation is 30%.
Wednesday Night
Rain likely, possibly mixed with snow before 4am, then a slight chance of snow. Mostly cloudy, with a low around 24. Light and variable wind becoming northwest 6 to 11 mph in the evening. Winds could gust as high as 31 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday
Mostly sunny, with a high near 30. Northwest wind 13 to 16 mph, with gusts as high as 32 mph.
Thursday Night
Mostly clear, with a low around 18. Northwest wind 7 to 11 mph, with gusts as high as 21 mph.
Friday
Mostly sunny, with a high near 35.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 44.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
Mostly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 18.
M.L.King Day
Mostly sunny, with a high near 34.
Monday Night
Partly cloudy, with a low around 17.
Tuesday
Sunny, with a high near 28.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mc Lean VA
 38.95°N 77.21°W (Elev. 299 ft)
Last Update:
3:04 pm EST Jan 13, 2026
Forecast Valid:
3pm EST Jan 13, 2026-6pm EST Jan 20, 2026
 
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Additional Resources

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Chance of Precipitation