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 West Coast through 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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5 Miles WSW Trout Lake WA

7 Day Forecast

For More Weather Information:

Pendleton, OR Local Forecast Office

Tonight

Heavy Rain Chance for Measurable Precipitation 100%

Heavy
Rain

Low: 39 °FRising Temperatures

Sunday

Heavy Rain Chance for Measurable Precipitation 100%

Heavy
Rain

High: 45 °F

Sunday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 37 °F

Monday

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

High: 41 °F

Monday
Night

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

Low: 35 °F

Tuesday

Chance Rain

Chance
Rain

High: 41 °F

Tuesday
Night

Chance Rain

Chance
Rain

Low: 31 °F

Wednesday

Chance Rain/Snow

Chance
Rain/Snow

High: 37 °F

Wednesday
Night

Chance Snow

Chance
Snow

Low: 27 °F

Detailed Forecast

  • Tonight Rain. The rain could be heavy at times. Temperature rising to around 43 by 4am. Southwest wind 8 to 16 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
  • Sunday Rain. The rain could be heavy at times. High near 45. West wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
  • Sunday Night Rain. Low around 37. West wind 5 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
  • Monday A 40 percent chance of rain before 4pm. Partly sunny, with a high near 41. West wind 3 to 8 mph.
  • Monday Night A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 35. Northwest wind around 6 mph.
  • Tuesday A chance of rain. Mostly cloudy, with a high near 41.
  • Tuesday Night A chance of rain. Mostly cloudy, with a low around 31.
  • Wednesday A chance of rain and snow. Cloudy, with a high near 37.
  • Wednesday Night A chance of snow. Mostly cloudy, with a low around 27.
  • Christmas Day A chance of snow. Partly sunny, with a high near 33.
  • Thursday Night A slight chance of snow. Mostly cloudy, with a low around 26.
  • Friday Partly sunny, with a high near 32.
  • Friday Night Mostly cloudy, with a low around 23.
  • Saturday A chance of snow. Partly sunny, with a high near 32.