Cold System Impacting California into Southwest/Four Corners; System Tracking From Mississippi Valley Into East, Possible Prelude To Much Stronger System

A storm digging through CA into the Southwest and Four Corners region will produce heavy mountain snow and showers. Further east, another storm will track from the Mid MS Valley to the Mid-Atlantic for a swath of snow and ice w/ locally heavy rain through Monday. By Tuesday, a stronger storm w/ a wealth of moisture will impact the eastern two-thirds w/ excessive rain, heavy snow and ice. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Overcast

36°F

2°C

Humidity 55%
Wind Speed SW 3 mph
Barometer 30.12 in (1020.2 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 17 Feb 12:52 pm EST
Extended Forecast for

Vienna VA

  • This
    Afternoon

    This Afternoon: A chance of rain and sleet after 5pm.  Cloudy, with a high near 40. Southeast wind 6 to 8 mph.  Chance of precipitation is 30%.

    Chance
    Rain/Sleet

    High: 40 °F

  • Tonight

    Tonight: A chance of rain and sleet before 8pm, then rain.  Low around 34. Southeast wind 5 to 7 mph.  Chance of precipitation is 100%. Little or no sleet accumulation expected.

    Rain/Sleet
    then Rain

    Low: 34 °F

  • Washington's
    Birthday

    Washington's Birthday: Rain likely before 8am.  Cloudy, then gradually becoming mostly sunny, with a high near 48. Light west wind becoming northwest 12 to 17 mph in the morning. Winds could gust as high as 29 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Rain Likely
    then Partly
    Sunny

    High: 48 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 27. Northwest wind 8 to 16 mph, with gusts as high as 24 mph.

    Partly Cloudy

    Low: 27 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 41. Northwest wind 5 to 8 mph.

    Mostly Sunny

    High: 41 °F

  • Tuesday
    Night

    Tuesday Night: A chance of snow and sleet between 2am and 5am, then a chance of snow after 5am.  Mostly cloudy, with a low around 29. Chance of precipitation is 30%.

    Mostly Cloudy
    then Chance
    Snow/Sleet

    Low: 29 °F

  • Wednesday

    Wednesday: Snow before 8am, then snow, freezing rain, and sleet between 8am and 2pm, then rain, snow, and sleet after 2pm.  High near 35. Chance of precipitation is 90%.

    Wintry Mix

    High: 35 °F

  • Wednesday
    Night

    Wednesday Night: Rain, snow, and sleet, becoming all rain after 8pm.  Low around 32. Chance of precipitation is 90%.

    Wintry Mix
    then Rain

    Low: 32 °F

  • Thursday

    Thursday: Rain, mainly before 8am.  High near 51. Chance of precipitation is 80%.

    Rain then
    Chance Rain

    High: 51 °F

Detailed Forecast

This Afternoon
A chance of rain and sleet after 5pm. Cloudy, with a high near 40. Southeast wind 6 to 8 mph. Chance of precipitation is 30%.
Tonight
A chance of rain and sleet before 8pm, then rain. Low around 34. Southeast wind 5 to 7 mph. Chance of precipitation is 100%. Little or no sleet accumulation expected.
Washington's Birthday
Rain likely before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 48. Light west wind becoming northwest 12 to 17 mph in the morning. Winds could gust as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 27. Northwest wind 8 to 16 mph, with gusts as high as 24 mph.
Tuesday
Mostly sunny, with a high near 41. Northwest wind 5 to 8 mph.
Tuesday Night
A chance of snow and sleet between 2am and 5am, then a chance of snow after 5am. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Wednesday
Snow before 8am, then snow, freezing rain, and sleet between 8am and 2pm, then rain, snow, and sleet after 2pm. High near 35. Chance of precipitation is 90%.
Wednesday Night
Rain, snow, and sleet, becoming all rain after 8pm. Low around 32. Chance of precipitation is 90%.
Thursday
Rain, mainly before 8am. High near 51. Chance of precipitation is 80%.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 50%.
Friday
A chance of rain. Mostly cloudy, with a high near 46. Chance of precipitation is 40%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Saturday
A chance of rain. Mostly cloudy, with a high near 48. Chance of precipitation is 50%.
Click Map For Forecast
Point Forecast:
Vienna VA
 38.89°N 77.25°W (Elev. 348 ft)
12:34 pm EST Feb 17, 2019
1pm EST Feb 17, 2019-6pm EST Feb 23, 2019
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database