National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. this weekend

A Pacific storm system will continue to impact the Pacific Northwest through late Sunday. Heavy rainfall could lead to flash flooding, river and small stream flooding, as well as mudslides and debris flows, especially over burn scars. At higher elevations, strong winds and heavy snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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Current Conditions

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8 Miles N White Pass WA

7 Day Forecast

For More Weather Information:

Pendleton, OR Local Forecast Office

Late
Afternoon

Rain Chance for Measurable Precipitation 80%

Rain

High: 35 °F

Tonight

Rain/Snow Chance for Measurable Precipitation 80%

Rain/Snow

Low: 31 °F

Monday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 35 °F

Monday
Night

Chance Rain/Snow Chance for Measurable Precipitation 30%

Chance
Rain/Snow

Low: 30 °F

Tuesday

Chance Rain/Snow Chance for Measurable Precipitation 40%

Chance
Rain/Snow

High: 36 °F

Tuesday
Night

Rain/Snow Likely

Rain/Snow
Likely

Low: 31 °F

Wednesday

Rain/Snow Likely

Rain/Snow
Likely

High: 35 °F

Wednesday
Night

Chance Snow

Chance
Snow

Low: 24 °F

Christmas
Day

Chance Snow

Chance
Snow

High: 30 °F

Detailed Forecast

  • Late Afternoon Rain. Steady temperature around 35. West wind around 11 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
  • Tonight Rain before 10pm, then rain likely, possibly mixed with snow. Low around 31. West wind 10 to 13 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
  • Monday A 30 percent chance of snow before 10am. Partly sunny, with a high near 35. West wind around 8 mph.
  • Monday Night A chance of rain and snow, mainly after 4am. Mostly cloudy, with a low around 30. West wind 3 to 6 mph. Chance of precipitation is 30%.
  • Tuesday A chance of rain and snow before 10am, then a chance of rain. Mostly cloudy, with a high near 36. Southwest wind around 7 mph. Chance of precipitation is 40%.
  • Tuesday Night A chance of rain before 10pm, then rain and snow likely between 10pm and 4am, then rain likely after 4am. Mostly cloudy, with a low around 31.
  • Wednesday Rain likely before 10am, then snow likely. Cloudy, with a high near 35.
  • Wednesday Night A chance of snow. Mostly cloudy, with a low around 24.
  • Christmas Day A chance of snow. Partly sunny, with a high near 30.
  • Thursday Night Mostly cloudy, with a low around 25.
  • Friday Partly sunny, with a high near 32.
  • Friday Night Mostly cloudy, with a low around 23.
  • Saturday A chance of snow. Mostly cloudy, with a high near 33.
  • Saturday Night A chance of snow. Mostly cloudy, with a low around 24.
  • Sunday A chance of snow. Mostly cloudy, with a high near 30.