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.

Fair

50°F

10°C

Humidity 22%
Wind Speed NW 15 G 21 mph
Barometer 30.47 in (1031.6 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 28 Mar 5:52 pm EDT
Extended Forecast for

Cabin John MD

  • Tonight

    Tonight: Clear, with a low around 31. Northwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 31 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 62. Light south wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 23 mph.

    High: 62 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 48. South wind around 10 mph, with gusts as high as 21 mph.

    Low: 48 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 72. Southwest wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 60. Southwest wind 7 to 9 mph, with gusts as high as 18 mph.

    Low: 60 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Rain likely after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 70%.

    High: 82 °F

    Mostly Sunny
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain. Low around 48. Chance of precipitation is 80%.

    Low: 48 °F

    Rain

Detailed Forecast

Tonight
Clear, with a low around 31. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Sunday
Mostly sunny, with a high near 62. Light south wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 23 mph.
Sunday Night
Mostly cloudy, with a low around 48. South wind around 10 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 72. Southwest wind 9 to 11 mph, with gusts as high as 21 mph.
Monday Night
Mostly cloudy, with a low around 60. Southwest wind 7 to 9 mph, with gusts as high as 18 mph.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Rain likely after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 70%.
Wednesday Night
Rain. Low around 48. Chance of precipitation is 80%.
Thursday
Rain likely, mainly after 2pm. Cloudy, with a high near 54. Chance of precipitation is 60%.
Thursday Night
Rain likely. Cloudy, with a low around 46. Chance of precipitation is 70%.
Friday
Rain likely. Cloudy, with a high near 52. Chance of precipitation is 70%.
Friday Night
Rain likely. Cloudy, with a low around 51. Chance of precipitation is 60%.
Saturday
A chance of rain. Mostly cloudy, with a high near 64. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cabin John MD
 38.97°N 77.15°W (Elev. 56 ft)
Last Update:
4:53 pm EDT Mar 28, 2026
Forecast Valid:
6pm EDT Mar 28, 2026-6pm EDT Apr 4, 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