National Weather Service United States Department of Commerce

Major nor'easter to affect northeastern U.S.

The stage is being set for a major nor'easter to affect parts of the Northeast Monday through Wednesday. This system will be responsible for heavy snowfall and strong winds, with blizzard conditions possible along coastal areas from New Jersey to Massachusetts. Blizzard Warnings are in effect along the coast from central New Jersey to the Canadian border.
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Current Conditions

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Mount St Helens WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

This
Afternoon

Sunny

Sunny

High: 53 °F

Tonight

Mostly Clear

Mostly
Clear

Low: 45 °F

Monday

Sunny

Sunny

High: 53 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 35 °F

Tuesday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 41 °F

Tuesday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 31 °F

Wednesday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 39 °F

Wednesday
Night

Slight Chance Snow

Slight Chc
Snow

Low: 30 °F

Thursday

Slight Chance Snow

Slight Chc
Snow

High: 40 °F

Detailed Forecast

  • This Afternoon Sunny, with a high near 53. Southeast wind around 5 mph.
  • Tonight Mostly clear, with a low around 45. Southeast wind around 8 mph.
  • Monday Sunny, with a high near 53. Southeast wind 7 to 10 mph.
  • Monday Night Partly cloudy, with a low around 35. South wind around 10 mph.
  • Tuesday A slight chance of rain after 10am. Mostly cloudy, with a high near 41. West southwest wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
  • Tuesday Night A 30 percent chance of snow showers. Mostly cloudy, with a low around 31. Little or no snow accumulation expected.
  • Wednesday A 20 percent chance of snow showers. Mostly cloudy, with a high near 39.
  • Wednesday Night A slight chance of snow showers. Mostly cloudy, with a low around 30.
  • Thursday A slight chance of snow showers. Partly sunny, with a high near 40.
  • Thursday Night Partly cloudy, with a low around 34.
  • Friday Mostly sunny, with a high near 48.
  • Friday Night Mostly clear, with a low around 38.
  • Saturday Sunny, with a high near 48.