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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Hazardous Weather Conditions

Current conditions at

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.59°NLon: -77.83°WElev: 702ft.

Mostly Cloudy

20°F

-7°C

Humidity 57%
Wind Speed E 3 mph
Barometer 30.18 in (1024.2 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 12 Feb 10:53 am EST
Extended Forecast for

Williamsport MD

  • Today

    Today: Snow showers likely, mainly after 3pm.  Mostly cloudy, with a high near 30. South wind 5 to 7 mph becoming west in the afternoon.  Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

    Snow Showers
    Likely

    High: 30 °F

  • Tonight

    Tonight: Snow showers likely, mainly before 9pm.  Mostly cloudy, with a low around 14. Wind chill values as low as -1. Blustery, with a northwest wind 5 to 10 mph increasing to 18 to 23 mph after midnight. Winds could gust as high as 34 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: 14 °F

  • Saturday

    Saturday: Scattered snow showers, mainly after noon.  Mostly sunny, with a high near 19. Wind chill values as low as -3. Blustery, with a northwest wind around 23 mph, with gusts as high as 36 mph.  Chance of precipitation is 30%.

    Scattered
    Snow Showers
    and Blustery

    High: 19 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 6. Wind chill values as low as -10. Blustery, with a northwest wind 16 to 23 mph, with gusts as high as 34 mph.

    Mostly Clear
    and Blustery

    Low: 6 °F

  • Sunday

    Sunday: Sunny, with a high near 23. Northwest wind 5 to 9 mph becoming light  in the afternoon.

    Sunny

    High: 23 °F

  • Sunday
    Night

    Sunday Night: A chance of snow after 1am.  Mostly cloudy, with a low around 15. Chance of precipitation is 30%.

    Mostly Cloudy
    then Chance
    Snow

    Low: 15 °F

  • Washington's
    Birthday

    Washington's Birthday: Snow likely.  Mostly cloudy, with a high near 31. Chance of precipitation is 60%.

    Snow Likely

    High: 31 °F

  • Monday
    Night

    Monday Night: Snow.  Low around 26. Chance of precipitation is 80%.

    Snow

    Low: 26 °F

  • Tuesday

    Tuesday: Snow likely.  Mostly cloudy, with a high near 41. Chance of precipitation is 70%.

    Snow Likely

    High: 41 °F

Detailed Forecast

Today
Snow showers likely, mainly after 3pm. Mostly cloudy, with a high near 30. South wind 5 to 7 mph becoming west in the afternoon. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow showers likely, mainly before 9pm. Mostly cloudy, with a low around 14. Wind chill values as low as -1. Blustery, with a northwest wind 5 to 10 mph increasing to 18 to 23 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday
Scattered snow showers, mainly after noon. Mostly sunny, with a high near 19. Wind chill values as low as -3. Blustery, with a northwest wind around 23 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.
Saturday Night
Mostly clear, with a low around 6. Wind chill values as low as -10. Blustery, with a northwest wind 16 to 23 mph, with gusts as high as 34 mph.
Sunday
Sunny, with a high near 23. Northwest wind 5 to 9 mph becoming light in the afternoon.
Sunday Night
A chance of snow after 1am. Mostly cloudy, with a low around 15. Chance of precipitation is 30%.
Washington's Birthday
Snow likely. Mostly cloudy, with a high near 31. Chance of precipitation is 60%.
Monday Night
Snow. Low around 26. Chance of precipitation is 80%.
Tuesday
Snow likely. Mostly cloudy, with a high near 41. Chance of precipitation is 70%.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Wednesday
Partly sunny, with a high near 41.
Wednesday Night
Partly cloudy, with a low around 20.
Thursday
Mostly sunny, with a high near 37.
Click Map For Forecast
Point Forecast:
Williamsport MD
 39.59°N 77.83°W (Elev. 348 ft)
9:34 am EST Feb 12, 2016
11am 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

National Digital Forecast Database