Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Mostly Cloudy

89°F

32°C

Humidity 34%
Wind Speed SE 8 mph
Barometer 29.86 in (1010.7 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 16 Apr 1:52 pm EDT
Extended Forecast for

Vienna VA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 94. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 94 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers after 1am.  Increasing clouds, with a low around 68. Southwest wind around 8 mph becoming northwest after midnight.  Chance of precipitation is 20%.

    Low: 68 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A chance of showers, mainly before 11am.  Mostly sunny, with a high near 82. Northwest wind around 7 mph.  Chance of precipitation is 30%.

    High: 82 °F

    Chance
    Showers then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62. Light north wind.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 86. Light east wind becoming south 5 to 9 mph in the morning.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Showers likely, mainly after 2am.  Mostly cloudy, with a low around 60. Chance of precipitation is 60%.

    Low: 60 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely, mainly before 2pm.  Mostly cloudy, with a high near 62. Chance of precipitation is 70%.

    High: 62 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers before 8pm.  Partly cloudy, with a low around 40. Chance of precipitation is 30%.

    Low: 40 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 94. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Tonight
A slight chance of showers after 1am. Increasing clouds, with a low around 68. Southwest wind around 8 mph becoming northwest after midnight. Chance of precipitation is 20%.
Friday
A chance of showers, mainly before 11am. Mostly sunny, with a high near 82. Northwest wind around 7 mph. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 62. Light north wind.
Saturday
Mostly sunny, with a high near 86. Light east wind becoming south 5 to 9 mph in the morning.
Saturday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Sunday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 62. Chance of precipitation is 70%.
Sunday Night
A chance of showers before 8pm. Partly cloudy, with a low around 40. Chance of precipitation is 30%.
Monday
Sunny, with a high near 55.
Monday Night
Mostly clear, with a low around 36.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Vienna VA
 38.89°N 77.25°W (Elev. 348 ft)
2:23 pm EDT Apr 16, 2026
2pm EDT Apr 16, 2026-6pm EDT Apr 22, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database