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

Philadelphia, Wings Field Airport (KLOM)

Lat: 40.2°NLon: -75.14°WElev: 302ft.

21°F

-6°C

Humidity 74%
Wind Speed W 3 mph
Barometer 29.95 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Last update 12 Feb 11:15 pm EST
Extended Forecast for

Willow Grove, Naval Air Station PA

Wind Chill Advisory February 13, 06:00pm until February 14, 09:00am
Wind Advisory February 13, 06:00am until February 13, 06:00pm
Click here for hazard details and duration
Wind Chill Advisory
Wind Advisory
  • Tonight

    Tonight: A chance of snow showers, mainly before 3am.  Cloudy, with a low around 16. Light southwest wind becoming west 5 to 10 mph after midnight. Winds could gust as high as 22 mph.  Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.

    Chance Snow
    Showers

    Low: 16 °F

  • Saturday

    Saturday: A chance of flurries between 8am and noon.  Partly sunny, with a high near 16. Wind chill values as low as -8. Windy, with a northwest wind 18 to 26 mph, with gusts as high as 41 mph.

    Chance
    Flurries and
    Windy

    High: 16 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 0. Wind chill values as low as -15. Northwest wind 14 to 17 mph, with gusts as high as 34 mph.

    Partly Cloudy

    Low: 0 °F

  • Sunday

    Sunday: Sunny, with a high near 16. Wind chill values as low as -15. Northwest wind 8 to 13 mph.

    Sunny

    High: 16 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 9. West wind around 6 mph becoming calm  in the evening.

    Partly Cloudy

    Low: 9 °F

  • Washington's
    Birthday

    Washington's Birthday: Snow likely, mainly after 1pm.  Mostly cloudy, with a high near 33. Chance of precipitation is 60%.

    Snow Likely

    High: 33 °F

  • Monday
    Night

    Monday Night: Snow likely before 2am, then rain and snow likely between 2am and 4am, then rain likely after 4am.  Cloudy, with a low around 31. Chance of precipitation is 70%.

    Snow Likely
    then
    Rain/Snow
    Likely

    Low: 31 °F

  • Tuesday

    Tuesday: Rain.  High near 49. Chance of precipitation is 80%.

    Rain

    High: 49 °F

  • Tuesday
    Night

    Tuesday Night: A chance of rain before 4am, then a chance of rain and snow.  Mostly cloudy, with a low around 31. Chance of precipitation is 50%.

    Chance Rain
    then Chance
    Rain/Snow

    Low: 31 °F

Detailed Forecast

Tonight
A chance of snow showers, mainly before 3am. Cloudy, with a low around 16. Light southwest wind becoming west 5 to 10 mph after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.
Saturday
A chance of flurries between 8am and noon. Partly sunny, with a high near 16. Wind chill values as low as -8. Windy, with a northwest wind 18 to 26 mph, with gusts as high as 41 mph.
Saturday Night
Partly cloudy, with a low around 0. Wind chill values as low as -15. Northwest wind 14 to 17 mph, with gusts as high as 34 mph.
Sunday
Sunny, with a high near 16. Wind chill values as low as -15. Northwest wind 8 to 13 mph.
Sunday Night
Partly cloudy, with a low around 9. West wind around 6 mph becoming calm in the evening.
Washington's Birthday
Snow likely, mainly after 1pm. Mostly cloudy, with a high near 33. Chance of precipitation is 60%.
Monday Night
Snow likely before 2am, then rain and snow likely between 2am and 4am, then rain likely after 4am. Cloudy, with a low around 31. Chance of precipitation is 70%.
Tuesday
Rain. High near 49. Chance of precipitation is 80%.
Tuesday Night
A chance of rain before 4am, then a chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.
Wednesday
A chance of rain and snow showers before 9am, then a chance of rain showers between 9am and 1pm. Partly sunny, with a high near 42. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 23.
Thursday
Mostly sunny, with a high near 36.
Thursday Night
Partly cloudy, with a low around 23.
Friday
Partly sunny, with a high near 41.
Click Map For Forecast
Point Forecast:
Willow Grove, Naval Air Station PA
 40.2°N 75.14°W (Elev. 318 ft)
9:36 pm EST Feb 12, 2016
11pm EST Feb 12, 2016-6pm EST Feb 19, 2016
 
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Additional Resources

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