Heavy Lake Effect Snow and Bitterly Cold Temperatures

A bitterly cold airmass will settle over much of the central and eastern U.S over the next several days. Well below normal temperatures and cold wind chills will be common. In addition, heavy lake effect snow will be possible especially downwind of Lakes Erie and Ontario, where up to one foot of additional snow is forecast by Sunday morning.
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Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.85°NLon: -77.29°WElev: 312ft.

Overcast

29°F

-2°C

Humidity 38%
Wind Speed S 12 mph
Barometer 30.13 in (1020.8 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 12 Feb 12:52 pm EST
Extended Forecast for

Fairfax VASimilar City Names

Wind Advisory February 13, 03:00am until February 13, 06:00pm
Winter Weather Advisory February 12, 06:00pm until February 13, 12:00am
Click here for hazard details and duration
Wind Advisory
Winter Weather Advisory
  • This
    Afternoon

    This Afternoon: Mostly cloudy, with a high near 30. South wind around 8 mph.

    Mostly Cloudy

    High: 30 °F

  • Tonight

    Tonight: Snow showers likely, mainly before 11pm.  Mostly cloudy, with a low around 18. Blustery, with a south wind 5 to 10 mph becoming northwest 15 to 20 mph after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Snow Showers
    Likely then
    Scattered
    Snow Showers
    and Blustery

    Low: 18 °F

  • Saturday

    Saturday: A slight chance of snow showers after 1pm.  Mostly sunny, with a high near 21. Blustery, with a northwest wind 22 to 24 mph, with gusts as high as 38 mph.  Chance of precipitation is 20%.

    Blustery.
    Mostly Sunny
    then Slight
    Chance Snow
    Showers

    High: 21 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 9. Wind chill values as low as -6. Blustery, with a northwest wind 17 to 23 mph, with gusts as high as 34 mph.

    Mostly Clear
    and Blustery

    Low: 9 °F

  • Sunday

    Sunday: Sunny, with a high near 23. Northwest wind 6 to 13 mph, with gusts as high as 20 mph.

    Sunny

    High: 23 °F

  • Sunday
    Night

    Sunday Night: A chance of snow after 2am.  Mostly cloudy, with a low around 18. Chance of precipitation is 30%.

    Mostly Cloudy
    then Chance
    Snow

    Low: 18 °F

  • Washington's
    Birthday

    Washington's Birthday: Snow likely, mainly after 8am.  Mostly cloudy, with a high near 33. Chance of precipitation is 60%.

    Snow Likely

    High: 33 °F

  • Monday
    Night

    Monday Night: Snow likely before 8pm, then rain and snow.  Low around 30. Chance of precipitation is 80%.

    Rain/Snow

    Low: 30 °F

  • Tuesday

    Tuesday: Rain and snow, becoming all rain after 8am.  High near 46. Chance of precipitation is 80%.

    Rain/Snow
    then Rain
    Likely

    High: 46 °F

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 30. South wind around 8 mph.
Tonight
Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 18. Blustery, with a south wind 5 to 10 mph becoming northwest 15 to 20 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday
A slight chance of snow showers after 1pm. Mostly sunny, with a high near 21. Blustery, with a northwest wind 22 to 24 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 9. Wind chill values as low as -6. Blustery, with a northwest wind 17 to 23 mph, with gusts as high as 34 mph.
Sunday
Sunny, with a high near 23. Northwest wind 6 to 13 mph, with gusts as high as 20 mph.
Sunday Night
A chance of snow after 2am. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.
Washington's Birthday
Snow likely, mainly after 8am. Mostly cloudy, with a high near 33. Chance of precipitation is 60%.
Monday Night
Snow likely before 8pm, then rain and snow. Low around 30. Chance of precipitation is 80%.
Tuesday
Rain and snow, becoming all rain after 8am. High near 46. Chance of precipitation is 80%.
Tuesday Night
Rain likely before 8pm, then a chance of showers after 8pm. Mostly cloudy, with a low around 31. Chance of precipitation is 70%.
Wednesday
A chance of showers. Partly sunny, with a high near 44. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
Mostly sunny, with a high near 40.
Click Map For Forecast
Point Forecast:
Fairfax VASimilar City Names
 38.85°N 77.29°W (Elev. 400 ft)
12:34 pm EST Feb 12, 2016
1pm EST Feb 12, 2016-6pm EST Feb 18, 2016
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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