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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4 Miles WNW West Valley WA

7 Day Forecast

For More Weather Information:

Pendleton, OR Local Forecast Office

Tonight

Rain Chance for Measurable Precipitation 80%

Rain

Low: 38 °FRising Temperatures

Sunday

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

High: 52 °F

Sunday
Night

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

Low: 34 °F

Monday

Mostly Sunny

Mostly
Sunny

High: 43 °F

Monday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 32 °F

Tuesday

Slight Chance Rain

Slight Chc
Rain

High: 43 °F

Tuesday
Night

Slight Chance Rain

Slight Chc
Rain

Low: 32 °F

Wednesday

Chance Rain

Chance
Rain

High: 40 °F

Wednesday
Night

Chance Rain

Chance
Rain

Low: 28 °F

Detailed Forecast

  • Tonight Rain, mainly before 10pm. Temperature rising to around 42 by 10pm. Breezy, with a west wind 20 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Sunday A 40 percent chance of rain, mainly before 10am. Mostly cloudy, with a high near 52. West wind 14 to 16 mph, with gusts as high as 26 mph.
  • Sunday Night A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 34. West wind 7 to 11 mph.
  • Monday Mostly sunny, with a high near 43. West wind 6 to 9 mph.
  • Monday Night Mostly cloudy, with a low around 32. Light southwest wind.
  • Tuesday A slight chance of rain. Mostly cloudy, with a high near 43.
  • Tuesday Night A slight chance of rain. Mostly cloudy, with a low around 32.
  • Wednesday A chance of rain. Mostly cloudy, with a high near 40.
  • Wednesday Night A chance of rain. Mostly cloudy, with a low around 28.
  • Christmas Day Mostly sunny, with a high near 36.
  • Thursday Night Mostly clear, with a low around 23.
  • Friday Partly sunny, with a high near 35.
  • Friday Night Mostly cloudy, with a low around 27.
  • Saturday A slight chance of snow. Mostly cloudy, with a high near 31.