Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Mostly Cloudy

79°F

26°C

Humidity 41%
Wind Speed SW 20 G 32 mph
Barometer 29.79 in (1008.5 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 26 Mar 5:52 pm EDT
Extended Forecast for

Catharpin VA

  • Tonight

    Tonight: A chance of rain after 5am.  Increasing clouds, with a low around 50. Southwest wind 10 to 16 mph, with gusts as high as 29 mph.  Chance of precipitation is 30%.

    Low: 50 °F

    Partly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Rain.  Temperature falling to around 49 by 5pm. North wind 11 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 63 °F

    Rain

  • Friday Night

    Friday Night: A chance of rain before 2am.  Cloudy during the early evening, then gradual clearing, with a low around 31. Northwest wind 6 to 11 mph, with gusts as high as 22 mph.  Chance of precipitation is 30%.

    Low: 31 °F

    Chance Rain

  • Saturday

    Saturday: Sunny, with a high near 48. Northwest wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. Light and variable wind.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of rain between 8pm and 2am.  Mostly cloudy, with a low around 52. Chance of precipitation is 30%.

    Low: 52 °F

    Chance Rain

Detailed Forecast

Tonight
A chance of rain after 5am. Increasing clouds, with a low around 50. Southwest wind 10 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Friday
Rain. Temperature falling to around 49 by 5pm. North wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A chance of rain before 2am. Cloudy during the early evening, then gradual clearing, with a low around 31. Northwest wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 48. Northwest wind 11 to 14 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 30. Light and variable wind.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Partly cloudy, with a low around 43.
Monday
Partly sunny, with a high near 66.
Monday Night
A chance of rain between 8pm and 2am. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.
Tuesday
A chance of rain after 2pm. Partly sunny, with a high near 72. Chance of precipitation is 40%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.
Wednesday
A chance of rain. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Thursday
A chance of rain. Partly sunny, with a high near 81. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Catharpin VA
 38.86°N 77.58°W (Elev. 295 ft)
4:55 pm EDT Mar 26, 2026
6pm EDT Mar 26, 2026-6pm EDT Apr 2, 2026
 
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