Significant Storm System To Bring A Plethora Of Impacts From The Desert Southwest To The Northeast U.S. Through Thursday

A developing storm system will bring heavy snow and strong winds from the Desert Southwest to the Four Corners Region and into the Plains through Tuesday. The threat for heavy snow, ice, and dangerous travel will expand across the Midwest, Ohio Valley, Mid Atlantic, and the Northeast U.S. Tuesday through Wednesday. Dangerous travel likely. Heavy rain and flooding possible over the southern states. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Mostly Cloudy

40°F

4°C

Humidity 89%
Wind Speed S 3 mph
Barometer 29.91 in (1012.9 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 18 Feb 8:52 am EST
Extended Forecast for

3 Miles ESE Chantilly VA

Winter Storm Watch February 19, 10:00pm until February 20, 10:00pm
Click here for hazard details and duration
Winter Storm Watch
  • Washington's
    Birthday

    Washington's Birthday: Partly sunny, with a high near 49. Northwest wind 11 to 18 mph, with gusts as high as 37 mph.

    Partly Sunny

    High: 49 °F

  • Tonight

    Tonight: Mostly clear, with a low around 26. Northwest wind 9 to 15 mph, with gusts as high as 23 mph.

    Mostly Clear

    Low: 26 °F

  • Tuesday

    Tuesday: Sunny, with a high near 38. Northwest wind 6 to 8 mph.

    Sunny

    High: 38 °F

  • Tuesday
    Night

    Tuesday Night: Snow likely, mainly after 4am.  Increasing clouds, with a low around 28. Calm wind becoming east around 5 mph after midnight.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Mostly Cloudy
    then Snow
    Likely

    Low: 28 °F

  • Wednesday

    Wednesday: Snow and sleet before 1pm, then snow, freezing rain, and sleet between 1pm and 4pm, then rain and sleet after 4pm.  High near 34. Southeast wind 5 to 8 mph.  Chance of precipitation is 90%.

    Wintry Mix

    High: 34 °F

  • Wednesday
    Night

    Wednesday Night: Rain before 7pm, then rain or freezing rain.  Low around 33. Chance of precipitation is 90%.

    Rain/Freezing
    Rain

    Low: 33 °F

  • Thursday

    Thursday: Rain likely, mainly before 1pm.  Mostly cloudy, with a high near 53. Chance of precipitation is 60%.

    Rain Likely

    High: 53 °F

  • Thursday
    Night

    Thursday Night: Mostly cloudy, with a low around 34.

    Mostly Cloudy

    Low: 34 °F

  • Friday

    Friday: A chance of rain.  Mostly cloudy, with a high near 46. Chance of precipitation is 30%.

    Chance Rain

    High: 46 °F

Detailed Forecast

Washington's Birthday
Partly sunny, with a high near 49. Northwest wind 11 to 18 mph, with gusts as high as 37 mph.
Tonight
Mostly clear, with a low around 26. Northwest wind 9 to 15 mph, with gusts as high as 23 mph.
Tuesday
Sunny, with a high near 38. Northwest wind 6 to 8 mph.
Tuesday Night
Snow likely, mainly after 4am. Increasing clouds, with a low around 28. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday
Snow and sleet before 1pm, then snow, freezing rain, and sleet between 1pm and 4pm, then rain and sleet after 4pm. High near 34. Southeast wind 5 to 8 mph. Chance of precipitation is 90%.
Wednesday Night
Rain before 7pm, then rain or freezing rain. Low around 33. Chance of precipitation is 90%.
Thursday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.
Thursday Night
Mostly cloudy, with a low around 34.
Friday
A chance of rain. Mostly cloudy, with a high near 46. Chance of precipitation is 30%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Saturday
Rain likely. Cloudy, with a high near 44. Chance of precipitation is 70%.
Saturday Night
Rain likely. Cloudy, with a low around 38. Chance of precipitation is 70%.
Sunday
Rain likely. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.
Click Map For Forecast
Point Forecast:
3 Miles ESE Chantilly VA
 38.85°N 77.35°W (Elev. 400 ft)
9:32 am EST Feb 18, 2019
9am EST Feb 18, 2019-6pm EST Feb 24, 2019
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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