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.

A Few Clouds

45°F

7°C

Humidity 68%
Wind Speed SW 9 mph
Barometer 30.13 in (1020.1 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 20 Mar 8:52 am EDT
Extended Forecast for

Cabin John MD

  • Today

    Today: Increasing clouds, with a high near 70. Light south wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 70 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Showers likely, mainly before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 49. Southwest wind 6 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 49 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 64. North wind around 7 mph.

    High: 64 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46. Light and variable wind.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 77. Southwest wind 5 to 9 mph.

    High: 77 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of rain, mainly after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.

    Low: 54 °F

    Slight Chance
    Rain then
    Chance Rain

  • Monday

    Monday: A chance of rain before 2pm. Partly sunny, with a high near 62. Chance of precipitation is 30%.

    High: 62 °F

    Chance Rain

  • Monday Night

    Monday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 70. Light south wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Tonight
Showers likely, mainly before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 49. Southwest wind 6 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Mostly sunny, with a high near 64. North wind around 7 mph.
Saturday Night
Partly cloudy, with a low around 46. Light and variable wind.
Sunday
Partly sunny, with a high near 77. Southwest wind 5 to 9 mph.
Sunday Night
A chance of rain, mainly after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.
Monday
A chance of rain before 2pm. Partly sunny, with a high near 62. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 33.
Tuesday
Sunny, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
Mostly cloudy, with a high near 57.
Wednesday Night
Mostly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cabin John MD
 38.97°N 77.18°W (Elev. 49 ft)
Last Update:
7:53 am EDT Mar 20, 2026
Forecast Valid:
9am EDT Mar 20, 2026-6pm EDT Mar 26, 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