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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3 Miles SW Lolo Pass OR

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Late
Afternoon

Rain Chance for Measurable Precipitation 90%

Rain

High: 45 °F

Tonight

Rain Chance for Measurable Precipitation 100%

Rain

Low: 40 °F

Tuesday

Rain Chance for Measurable Precipitation 90%

Rain

High: 48 °F

Tuesday
Night

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

Low: 43 °F

Wednesday

Slight Chance Rain Chance for Measurable Precipitation 10%

Slight Chc
Rain

High: 50 °F

Wednesday
Night

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

Low: 42 °F

Thanksgiving
Day

Rain Chance for Measurable Precipitation 80%

Rain

High: 48 °F

Thursday
Night

Rain

Rain

Low: 42 °F

Friday

Rain

Rain

High: 44 °F

Detailed Forecast

  • Late Afternoon Rain. High near 45. Southwest wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
  • Tonight Rain. Low around 40. West southwest wind 10 to 20 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
  • Tuesday Rain. High near 48. West southwest wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
  • Tuesday Night A 40 percent chance of rain. Mostly cloudy, with a low around 43. West southwest wind around 8 mph. New precipitation amounts of less than a tenth of an inch possible.
  • Wednesday A 10 percent chance of rain after 4pm. Partly sunny, with a high near 50. Southwest wind 3 to 7 mph.
  • Wednesday Night A 40 percent chance of rain, mainly after 10pm. Cloudy, with a low around 42.
  • Thanksgiving Day Rain. High near 48. Chance of precipitation is 80%.
  • Thursday Night Rain. Cloudy, with a low around 42.
  • Friday Rain. Cloudy, with a high near 44.
  • Friday Night Rain. Cloudy, with a low around 37.
  • Saturday A chance of snow. Cloudy, with a high near 42.
  • Saturday Night A chance of snow. Cloudy, with a low around 26.
  • Sunday Snow likely. Cloudy, with a high near 33.
  • Sunday Night Snow likely. Cloudy, with a low around 26.
  • Monday Snow likely. Cloudy, with a high near 38.