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 NNW Mount St Helens WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Overnight

Mostly Cloudy

Mostly
Cloudy

Low: 40 °F

Tuesday

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

High: 49 °F

Tuesday
Night

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

Low: 39 °F

Wednesday

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

High: 49 °F

Wednesday
Night

Isolated Sprinkles

Isolated
Sprinkles

Low: 38 °F

Thursday

Partly Sunny

Partly
Sunny

High: 49 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 38 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 50 °F

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 39 °F

Detailed Forecast

  • Overnight Mostly cloudy, with a low around 40. South wind around 6 mph.
  • Tuesday A 30 percent chance of rain or drizzle after 10am. Cloudy, with a high near 49. Southwest wind around 6 mph.
  • Tuesday Night A 40 percent chance of rain or drizzle. Cloudy, with a low around 39. Light and variable wind.
  • Wednesday A chance of rain or drizzle before 10am, then a chance for sprinkles. Cloudy, with a high near 49. Light south southeast wind. Chance of precipitation is 30%.
  • Wednesday Night Isolated sprinkles. Mostly cloudy, with a low around 38. Calm wind becoming southeast around 5 mph in the evening.
  • Thursday Partly sunny, with a high near 49.
  • Thursday Night Partly cloudy, with a low around 38.
  • Friday Mostly sunny, with a high near 50.
  • Friday Night Partly cloudy, with a low around 39.
  • Saturday Mostly sunny, with a high near 52.
  • Saturday Night A chance of showers. Mostly cloudy, with a low around 39.
  • Sunday A chance of showers. Mostly cloudy, with a high near 50.
  • Sunday Night Rain likely. Mostly cloudy, with a low around 40.
  • Monday A chance of rain. Mostly cloudy, with a high near 50.