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

64°F

18°C

Humidity 50%
Wind Speed S 12 mph
Barometer 30.45 in (1031.0 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 12 Apr 10:52 am EDT
Extended Forecast for

Cabin John MD

  • Today

    Today: Mostly sunny, with a high near 74. South wind 7 to 10 mph, with gusts as high as 22 mph.

    High: 74 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 59. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 86. Southwest wind 11 to 13 mph, with gusts as high as 25 mph.

    High: 86 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 62. West wind around 6 mph becoming calm in the evening.

    Low: 62 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Calm wind becoming southwest 5 to 8 mph in the afternoon. Chance of precipitation is 20%.

    High: 90 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 67. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 70.

    Low: 70 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 93.

    High: 93 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 74. South wind 7 to 10 mph, with gusts as high as 22 mph.
Tonight
Mostly cloudy, with a low around 59. Southeast wind around 10 mph, with gusts as high as 20 mph.
Monday
Partly sunny, with a high near 86. Southwest wind 11 to 13 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 62. West wind around 6 mph becoming calm in the evening.
Tuesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Calm wind becoming southwest 5 to 8 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 67. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 92.
Wednesday Night
Mostly cloudy, with a low around 70.
Thursday
Partly sunny, with a high near 93.
Thursday Night
A chance of showers before 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 87.
Friday Night
Partly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cabin John MD
 38.97°N 77.18°W (Elev. 49 ft)
Last Update:
10:53 am EDT Apr 12, 2026
Forecast Valid:
11am EDT Apr 12, 2026-6pm EDT Apr 18, 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