National Weather Service United States Department of Commerce

Active pattern for the Pacific Northwest this week while a coastal low takes aim on the Northeast later this week

Thunderstorms with heavy rainfall is forecast to bring 5 to 7 inches of rainfall, with localized heavier amounts, to the Pacific Northwest throughout the week. Across the higher mountain elevations, measurable snow is likely. The Northeast will also be the focus of showers and thunderstorms beginning mid-week as a coastal low meanders of the Mid-Atlantic coast.
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Current Conditions

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Mt Rainier WA

7 Day Forecast

For More Weather Information:

Seattle, WA Local Forecast Office

Tonight

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

Low: 30 °FRising Temperatures

Tuesday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 35 °F

Tuesday
Night

Heavy Snow Chance for Measurable Precipitation 100%

Heavy
Snow

Low: 33 °FRising Temperatures

Wednesday

Snow Chance for Measurable Precipitation 100%

Snow

High: 38 °F

Wednesday
Night

Snow Chance for Measurable Precipitation 100%

Snow

Low: 30 °F

Thursday

Snow Chance for Measurable Precipitation 90%

Snow

High: 30 °F

Thursday
Night

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

Low: 24 °F

Friday

Chance Snow

Chance
Snow

High: 33 °F

Friday
Night

Snow Likely

Snow
Likely

Low: 29 °F

Detailed Forecast

  • Tonight Snow showers likely. Mostly cloudy, with a temperature rising to around 34 by 1am. Breezy, with a southwest wind 24 to 28 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.
  • Tuesday A 50 percent chance of snow. Mostly cloudy, with a high near 35. Breezy, with a southwest wind 24 to 28 mph, with gusts as high as 36 mph. New snow accumulation of 1 to 2 inches possible.
  • Tuesday Night Snow. The snow could be heavy at times. Temperature rising to around 37 by 1am. Windy, with a south southwest wind 24 to 34 mph increasing to 36 to 46 mph in the evening. Winds could gust as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 13 to 19 inches possible.
  • Wednesday Snow. High near 38. Windy, with a south southwest wind 36 to 38 mph, with gusts as high as 49 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.
  • Wednesday Night Snow. Low around 30. Windy, with a south southwest wind 31 to 37 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.
  • Thursday Snow showers. High near 30. Windy. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
  • Thursday Night Snow likely. Cloudy, with a low around 24. Chance of precipitation is 70%. New snow accumulation of 3 to 7 inches possible.
  • Friday A chance of snow. Cloudy, with a high near 33.
  • Friday Night Snow likely. Mostly cloudy, with a low around 29.
  • Saturday Snow showers likely. Mostly cloudy, with a high near 35.
  • Saturday Night A chance of snow showers. Cloudy, with a low around 26. Breezy.
  • Sunday Snow showers likely. Mostly cloudy, with a high near 28.
  • Sunday Night A chance of snow showers. Mostly cloudy, with a low around 23.
  • Monday A chance of snow. Cloudy, with a high near 29.