


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 Chill | 53°F (12°C) |
Last update | 21 May 10:52 am EDT |
Extended Forecast for
Vienna VA
Today
High: 59 °F
Showers
LikelyTonight
Low: 55 °F
Showers and
Patchy Fog
then
Scattered
Showers and
Patchy FogThursday
High: 68 °F
Showers
LikelyThursday Night
Low: 52 °F
Chance
T-storms then
Chance
ShowersFriday
High: 66 °F
Mostly Sunny
then Slight
Chance
ShowersFriday Night
Low: 49 °F
Mostly Clear
Saturday
High: 67 °F
Mostly Sunny
Saturday Night
Low: 49 °F
Mostly Clear
Sunday
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%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Vienna VA
38.89°N 77.25°W (Elev. 348 ft)
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