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

Johnstown, Johnstown-Cambria County Airport (KJST)

Lat: 40.05°NLon: -78.62°WElev: 2283ft.

Heavy Snow

9°F

-13°C

Humidity 77%
Wind Speed NW 18 G 30 mph
Barometer 29.91 in (1017.4 mb)
Dewpoint 3°F (-16°C)
Visibility 0.25 mi
Wind Chill-9°F (-23°C)
Last update 13 Feb 3:54 am EST
Extended Forecast for

Schellsburg PA

Wind Chill Advisory February 13, 05:00pm until February 14, 11:00am
Wind Advisory until February 13, 05:00pm
Click here for hazard details and duration
Wind Chill Advisory
Wind Advisory
  •  
    Wind Advisory until February 13, 05:00pm

    NOW until
    5:00pm Sat

    Wind Advisory

  • Overnight

    Overnight: A chance of snow showers.  Mostly cloudy, with a low around 7. Wind chill values as low as -5. Northwest wind around 16 mph, with gusts as high as 30 mph.  Chance of precipitation is 40%. Total nighttime snow accumulation of less than one inch possible.

    Chance Snow
    Showers

    Low: 7 °F

  • Saturday

    Saturday: A chance of snow showers.  Partly sunny and cold, with a high near 10. Wind chill values as low as -10. Blustery, with a northwest wind 16 to 20 mph, with gusts as high as 39 mph.  Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Chance Snow
    Showers and
    Blustery

    High: 10 °F

  • Saturday
    Night

    Saturday Night: A slight chance of snow showers before 1am.  Mostly cloudy, with a low around 1. Wind chill values as low as -15. Northwest wind 11 to 16 mph, with gusts as high as 34 mph.  Chance of precipitation is 20%.

    Slight Chance
    Snow Showers

    Low: 1 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 16. Wind chill values as low as -15. Northwest wind 6 to 9 mph becoming southwest in the afternoon.

    Mostly Sunny

    High: 16 °F

  • Sunday
    Night

    Sunday Night: A chance of light snow.  Mostly cloudy, with a low around 10. Southeast wind 3 to 7 mph.  Chance of precipitation is 40%.

    Chance Light
    Snow

    Low: 10 °F

  • Washington's
    Birthday

    Washington's Birthday: Snow likely.  Cloudy, with a high near 30. Chance of precipitation is 60%.

    Snow Likely

    High: 30 °F

  • Monday
    Night

    Monday Night: Snow likely.  Cloudy, with a low around 24. Chance of precipitation is 70%.

    Snow Likely

    Low: 24 °F

  • Tuesday

    Tuesday: Rain and snow likely.  Cloudy, with a high near 40. Chance of precipitation is 60%.

    Rain/Snow
    Likely

    High: 40 °F

Detailed Forecast

Overnight
A chance of snow showers. Mostly cloudy, with a low around 7. Wind chill values as low as -5. Northwest wind around 16 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. Total nighttime snow accumulation of less than one inch possible.
Saturday
A chance of snow showers. Partly sunny and cold, with a high near 10. Wind chill values as low as -10. Blustery, with a northwest wind 16 to 20 mph, with gusts as high as 39 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Saturday Night
A slight chance of snow showers before 1am. Mostly cloudy, with a low around 1. Wind chill values as low as -15. Northwest wind 11 to 16 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 16. Wind chill values as low as -15. Northwest wind 6 to 9 mph becoming southwest in the afternoon.
Sunday Night
A chance of light snow. Mostly cloudy, with a low around 10. Southeast wind 3 to 7 mph. Chance of precipitation is 40%.
Washington's Birthday
Snow likely. Cloudy, with a high near 30. Chance of precipitation is 60%.
Monday Night
Snow likely. Cloudy, with a low around 24. Chance of precipitation is 70%.
Tuesday
Rain and snow likely. Cloudy, with a high near 40. Chance of precipitation is 60%.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 24. Chance of precipitation is 40%.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 33. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 12.
Thursday
Mostly sunny, with a high near 31.
Thursday Night
Mostly cloudy, with a low around 23.
Friday
Mostly cloudy, with a high near 37.
Click Map For Forecast
Point Forecast:
Schellsburg PA
 40.05°N 78.62°W (Elev. 1273 ft)
1:44 am EST Feb 13, 2016
4am EST Feb 13, 2016-6pm EST Feb 19, 2016
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database