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 W Snoqualmie Pass WA

7 Day Forecast

For More Weather Information:

Seattle, WA Local Forecast Office

Tonight

Heavy Rain Chance for Measurable Precipitation 100%

Heavy
Rain

Low: 41 °F

Tuesday

Heavy Rain Chance for Measurable Precipitation 100%

Heavy
Rain

High: 49 °F

Tuesday
Night

Rain Chance for Measurable Precipitation 90%

Rain

Low: 46 °F

Wednesday

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

High: 51 °F

Wednesday
Night

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

Low: 44 °F

Thanksgiving
Day

Rain Chance for Measurable Precipitation 90%

Rain

High: 48 °F

Thursday
Night

Rain Chance for Measurable Precipitation 90%

Rain

Low: 40 °F

Friday

Heavy Rain

Heavy
Rain

High: 44 °F

Friday
Night

Rain Likely

Rain
Likely

Low: 41 °F

Detailed Forecast

  • Tonight Rain. The rain could be heavy at times. Low around 41. Breezy, with a west southwest wind 8 to 13 mph increasing to 17 to 22 mph in the evening. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
  • Tuesday Rain. The rain could be heavy at times. High near 49. Light and variable wind becoming west southwest 12 to 17 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
  • Tuesday Night Rain. Low around 46. Breezy, with a west southwest wind around 23 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
  • Wednesday A 50 percent chance of rain. Cloudy, with a high near 51. West southwest wind 10 to 15 mph becoming light southwest in the afternoon.
  • Wednesday Night Rain likely, mainly after 10pm. Cloudy, with a low around 44. South southwest wind 8 to 15 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Thanksgiving Day Rain. High near 48. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Thursday Night Rain. Low around 40. Chance of precipitation is 90%.
  • Friday Rain. The rain could be heavy at times. Cloudy, with a high near 44.
  • Friday Night Rain likely. Mostly cloudy, with a low around 41.
  • Saturday A chance of rain. Partly sunny, with a high near 41.
  • Saturday Night A chance of rain and snow. Mostly cloudy, with a low around 28. Breezy.
  • Sunday A slight chance of snow. Cloudy, with a high near 38. Breezy.
  • Sunday Night A chance of snow. Cloudy, with a low around 31.
  • Monday A chance of rain and snow. Mostly cloudy, with a high near 42.