National Weather Service United States Department of Commerce

East Coast winter storm forecast to impact Thanksgiving holiday travel

A storm system will develop off the coast of the Carolinas early Wednesday and strengthen as it moves rapidly up the East Coast Wednesday into early Thursday. Heavy snow is likely to begin in the central Appalachians early Wednesday morning, spreading northeast through the interior Mid-Atlantic into New England by Wednesday night. Winter Storm Watches are in effect for these areas.
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Current Conditions

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10 Miles SSW Trout Lake WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Tonight

Rain Chance for Measurable Precipitation 90%

Rain

Low: 40 °F

Tuesday

Rain Chance for Measurable Precipitation 100%

Rain

High: 47 °F

Tuesday
Night

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

Low: 43 °F

Wednesday

Slight Chance Rain Chance for Measurable Precipitation 10%

Slight Chc
Rain

High: 49 °F

Wednesday
Night

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

Low: 40 °F

Thanksgiving
Day

Rain Chance for Measurable Precipitation 100%

Rain

High: 47 °F

Thursday
Night

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

Low: 41 °F

Friday

Rain

Rain

High: 41 °F

Friday
Night

Rain Likely

Rain
Likely

Low: 34 °F

Detailed Forecast

  • Tonight Rain. Low around 40. West wind 7 to 17 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
  • Tuesday Rain. High near 47. West wind around 11 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
  • Tuesday Night A 50 percent chance of rain. Mostly cloudy, with a low around 43. West wind 7 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.
  • Wednesday A 10 percent chance of rain after 4pm. Mostly cloudy, with a high near 49. West southwest wind 3 to 7 mph.
  • Wednesday Night A 40 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 40. Light southwest wind. New precipitation amounts between a tenth and quarter of an inch possible.
  • Thanksgiving Day Rain. High near 47. Chance of precipitation is 100%.
  • Thursday Night Rain likely. Cloudy, with a low around 41. Chance of precipitation is 60%.
  • Friday Rain. Cloudy, with a high near 41.
  • Friday Night Rain likely. Cloudy, with a low around 34.
  • Saturday A chance of rain and snow. Mostly cloudy, with a high near 37.
  • Saturday Night A chance of snow. Cloudy, with a low around 25.
  • Sunday A chance of snow. Cloudy, with a high near 32.
  • Sunday Night A chance of snow. Cloudy, with a low around 26.
  • Monday A chance of snow. Cloudy, with a high near 36.