Hazardous Weather Conditions

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Light Rain

55°F

13°C

Humidity 93%
Wind Speed E 7 mph
Barometer 29.89 in (1011.9 mb)
Dewpoint 53°F (12°C)
Visibility 7.00 mi
Wind Chill53°F (12°C)
Last update 21 May 10:52 am EDT
Extended Forecast for

Vienna VA

  • Today

    Today: Showers likely, mainly before noon.  Cloudy, with a high near 59. East wind around 13 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms before 3am, then isolated showers between 3am and 4am.  Patchy fog. Low around 55. East wind 5 to 9 mph becoming light  after midnight.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Showers and
    Patchy Fog
    then
    Scattered
    Showers and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 68. Southwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 18 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am.  Mostly cloudy, with a low around 52. West wind around 7 mph.  Chance of precipitation is 30%.

    Low: 52 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers after 2pm.  Mostly sunny, with a high near 66. West wind 9 to 13 mph, with gusts as high as 23 mph.  Chance of precipitation is 20%.

    High: 66 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of showers after 2pm.  Partly sunny, with a high near 67. Chance of precipitation is 30%.

    High: 67 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Showers likely, mainly before noon. Cloudy, with a high near 59. East wind around 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Showers and thunderstorms before 3am, then isolated showers between 3am and 4am. Patchy fog. Low around 55. East wind 5 to 9 mph becoming light after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 68. Southwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 52. West wind around 7 mph. Chance of precipitation is 30%.
Friday
A slight chance of showers after 2pm. Mostly sunny, with a high near 66. West wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 49.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 49.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 67. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 69. Chance of precipitation is 50%.
Monday Night
Showers likely. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Tuesday
A chance of showers. Partly sunny, with a high near 71. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Vienna VA
 38.89°N 77.25°W (Elev. 348 ft)
10:30 am EDT May 21, 2025
11am EDT May 21, 2025-6pm EDT May 27, 2025
 
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Additional Resources

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