National Weather Service United States Department of Commerce

Major nor'easter expected to bring heavy snow, blizzard conditions to Northeast

A storm system off the East Coast will continue to strengthen as it develops into a major nor'easter on Monday. As the storm moves up the coast, it is expected to bring snowfall of 1-3 feet or more to many parts of the Northeast through Tuesday evening, including New York City and Boston. Strong, gusty winds will combine with the snow to create blizzard conditions along and near the coast.
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Current Conditions

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3 Miles NE Calumet-Norvelt PA

7 Day Forecast

For More Weather Information:

Pittsburgh, PA Local Forecast Office

Today

Snow Chance for Measurable Precipitation 100%

Snow

High: 33 °F

Tonight

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

Low: 17 °F

Tuesday

Snow Likely Chance for Measurable Precipitation 60%

Snow
Likely

High: 24 °F

Tuesday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 10 °F

Wednesday

Mostly Sunny

Mostly
Sunny

High: 25 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 19 °F

Thursday

Snow Likely Chance for Measurable Precipitation 60%

Snow
Likely

High: 37 °F

Thursday
Night

Rain/Snow Likely Chance for Measurable Precipitation 60%

Rain/Snow
Likely

Low: 25 °F

Friday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 27 °F

Detailed Forecast

  • Today Snow. High near 33. East wind 6 to 8 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 1 to 3 inches possible.
  • Tonight Snow likely, mainly before 3am. Cloudy, with a low around 17. East wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
  • Tuesday Snow showers likely, mainly between noon and 2pm. Cloudy, with a high near 24. Northwest wind 5 to 9 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
  • Tuesday Night A chance of snow showers, mainly before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 10. Northwest wind 5 to 9 mph. Chance of precipitation is 30%.
  • Wednesday Mostly sunny, with a high near 25. West wind 3 to 6 mph.
  • Wednesday Night Mostly cloudy, with a low around 19.
  • Thursday Snow likely, mainly after 1pm. Cloudy, with a high near 37. Chance of precipitation is 60%.
  • Thursday Night Rain and snow likely. Cloudy, with a low around 25. Chance of precipitation is 60%.
  • Friday A chance of snow showers. Mostly cloudy, with a high near 27. Chance of precipitation is 40%.
  • Friday Night Mostly cloudy, with a low around 4.
  • Saturday Partly sunny, with a high near 24.
  • Saturday Night A chance of snow showers. Mostly cloudy, with a low around 14. Chance of precipitation is 30%.
  • Sunday A chance of snow showers. Mostly cloudy, with a high near 25. Chance of precipitation is 30%.