National Weather Service United States Department of Commerce

Nor'easter to impact East Coast Thanksgiving travel

An active weather pattern is shaping up across the eastern U.S. as a nor'easter continues to be forecast to move up the East Coast through early Thursday. This storm will bring precipitation up and down the coast, mostly in the form of rain along coastal areas, with snow expected farther inland. These conditions are expected to impact Thanksgiving travel conditions on Wednesday.
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Current Conditions

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3 Miles NW Mount St Helens WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Tonight

Rain Likely Chance for Measurable Precipitation 70%

Rain
Likely

Low: 46 °F

Wednesday

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

High: 50 °F

Wednesday
Night

Rain Chance for Measurable Precipitation 90%

Rain

Low: 44 °F

Thanksgiving
Day

Rain Chance for Measurable Precipitation 100%

Rain

High: 46 °F

Thursday
Night

Rain Chance for Measurable Precipitation 90%

Rain

Low: 39 °F

Friday

Rain Chance for Measurable Precipitation 90%

Rain

High: 44 °F

Friday
Night

Rain/Snow Chance for Measurable Precipitation 80%

Rain/Snow

Low: 34 °F

Saturday

Partly Sunny

Partly
Sunny

High: 38 °F

Saturday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 23 °F

Detailed Forecast

  • Tonight Rain likely, mainly before 4am. Cloudy, with a low around 46. Southwest wind around 18 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Wednesday A chance of rain before 10am, then a chance of rain after 4pm. Mostly cloudy, with a high near 50. South wind 7 to 9 mph. Chance of precipitation is 30%.
  • Wednesday Night Rain, mainly after 10pm. Low around 44. South southwest wind 11 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
  • Thanksgiving Day Rain. High near 46. Southwest wind around 17 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
  • Thursday Night Rain. Low around 39. Southwest wind around 17 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
  • Friday Rain. High near 44. Chance of precipitation is 90%.
  • Friday Night Rain and snow. Low around 34. Chance of precipitation is 80%. Little or no snow accumulation expected.
  • Saturday Partly sunny, with a high near 38.
  • Saturday Night Mostly cloudy, with a low around 23.
  • Sunday A chance of snow. Mostly cloudy, with a high near 38.
  • Sunday Night A chance of snow. Cloudy, with a low around 30.
  • Monday A chance of snow. Cloudy, with a high near 39.
  • Monday Night Snow likely. Cloudy, with a low around 29.
  • Tuesday A chance of snow. Mostly cloudy, with a high near 35.