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Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Patches Fog

54°F

12°C

Humidity 97%
Wind Speed Calm
Barometer 29.59 in (1001.8 mb)
Dewpoint 53°F (12°C)
Visibility 7.00 mi
Last update 26 May 1:52 am EDT
Extended Forecast for

Herndon VA

  • Overnight

    Overnight: A chance of showers, mainly before 5am.  Patchy fog.  Otherwise, mostly cloudy, with a low around 56. West wind around 7 mph.  Chance of precipitation is 30%.

    Chance
    Showers and
    Patchy Fog

    Low: 56 °F

  • Friday

    Friday: A slight chance of showers.  Partly sunny, with a high near 75. Northwest wind 8 to 18 mph, with gusts as high as 29 mph.  Chance of precipitation is 20%.

    Slight Chance
    Showers

    High: 75 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 57. Northwest wind 5 to 10 mph becoming light  after midnight.

    Partly Cloudy

    Low: 57 °F

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 78. Light and variable wind becoming south around 6 mph in the morning.  Chance of precipitation is 30%.

    Mostly Cloudy
    then Chance
    T-storms

    High: 78 °F

  • Saturday
    Night

    Saturday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers.  Mostly cloudy, with a low around 61. East wind around 5 mph becoming calm  after midnight.  Chance of precipitation is 50%.

    Chance
    T-storms then
    Slight Chance
    Showers

    Low: 61 °F

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 77. Chance of precipitation is 30%.

    Chance
    Showers

    High: 77 °F

  • Sunday
    Night

    Sunday Night: A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am.  Mostly cloudy, with a low around 63. Chance of precipitation is 50%.

    Chance
    T-storms

    Low: 63 °F

  • Memorial
    Day

    Memorial Day: A chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 82. Chance of precipitation is 40%.

    Partly Sunny
    then Chance
    T-storms

    High: 82 °F

  • Monday
    Night

    Monday Night: A chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 62. Chance of precipitation is 30%.

    Chance
    T-storms then
    Partly Cloudy

    Low: 62 °F

Detailed Forecast

Overnight
A chance of showers, mainly before 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 56. West wind around 7 mph. Chance of precipitation is 30%.
Friday
A slight chance of showers. Partly sunny, with a high near 75. Northwest wind 8 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 57. Northwest wind 5 to 10 mph becoming light after midnight.
Saturday
A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 78. Light and variable wind becoming south around 6 mph in the morning. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers. Mostly cloudy, with a low around 61. East wind around 5 mph becoming calm after midnight. Chance of precipitation is 50%.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 30%.
Sunday Night
A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Memorial Day
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Tuesday
A chance of showers after 8am. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 76.
Click Map For Forecast
Point Forecast:
Herndon VA
 38.97°N 77.38°W (Elev. 354 ft)
1:27 am EDT May 26, 2017
2am EDT May 26, 2017-6pm EDT Jun 1, 2017
 
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