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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2 Miles WSW Mt Rainier WA

7 Day Forecast

For More Weather Information:

Seattle, WA Local Forecast Office

Tonight

Heavy Snow Chance for Measurable Precipitation 100%

Heavy
Snow

Low: 23 °F

Tuesday

Heavy Snow Chance for Measurable Precipitation 100%

Heavy
Snow

High: 34 °F

Tuesday
Night

Snow Chance for Measurable Precipitation 80%

Snow

Low: 29 °F

Wednesday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 34 °F

Wednesday
Night

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

Low: 28 °F

Thanksgiving
Day

Snow Chance for Measurable Precipitation 80%

Snow

High: 29 °F

Thursday
Night

Snow Chance for Measurable Precipitation 90%

Snow

Low: 22 °F

Friday

Snow

Snow

High: 27 °F

Friday
Night

Snow

Snow

Low: 15 °F

Detailed Forecast

  • Tonight Snow. The snow could be heavy at times. Low around 23. Blustery, with a south southwest wind 9 to 14 mph becoming west northwest 20 to 25 mph after midnight. Chance of precipitation is 100%. Total nighttime snow accumulation of 34 to 40 inches possible.
  • Tuesday Snow. The snow could be heavy at times. High near 34. Breezy, with a west wind 23 to 26 mph. Chance of precipitation is 100%. New snow accumulation of 18 to 24 inches possible.
  • Tuesday Night Snow. Low around 29. Breezy, with a west wind 23 to 25 mph. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.
  • Wednesday A 40 percent chance of snow. Mostly cloudy, with a high near 34. West wind 5 to 9 mph becoming light and variable. New snow accumulation of less than one inch possible.
  • Wednesday Night Snow likely. Cloudy, with a low around 28. South wind 17 to 21 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.
  • Thanksgiving Day Snow. High near 29. Breezy. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.
  • Thursday Night Snow. Low around 22. Breezy. Chance of precipitation is 90%. New snow accumulation of 7 to 11 inches possible.
  • Friday Snow. Cloudy, with a high near 27. Breezy.
  • Friday Night Snow. Cloudy, with a low around 15. Breezy.
  • Saturday A chance of snow. Mostly cloudy, with a high near 25.
  • Saturday Night A chance of snow. Mostly cloudy, with a low around 22.
  • Sunday A chance of snow. Cloudy, with a high near 26.
  • Sunday Night Snow likely. Cloudy, with a low around 15.
  • Monday Snow likely. Mostly cloudy, with a high near 22.