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 SW Greenhorn OR

7 Day Forecast

For More Weather Information:

Pendleton, OR Local Forecast Office

Today

Rain Chance for Measurable Precipitation 100%

Rain

High: 45 °F

Tonight

Rain Chance for Measurable Precipitation 80%

Rain

Low: 34 °F

Monday

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

High: 40 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 27 °F

Tuesday

Slight Chance Rain Chance for Measurable Precipitation 10%

Slight Chc
Rain

High: 39 °F

Tuesday
Night

Slight Chance Rain

Slight Chc
Rain

Low: 28 °F

Wednesday

Rain Likely

Rain
Likely

High: 39 °F

Wednesday
Night

Snow Likely

Snow
Likely

Low: 25 °F

Christmas
Day

Chance Snow

Chance
Snow

High: 32 °F

Detailed Forecast

  • Today Rain. High near 45. Northwest wind around 11 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
  • Tonight Rain, mainly before 4am. Low around 34. West wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Monday A 30 percent chance of rain, mainly before 10am. Partly sunny, with a high near 40. West wind around 9 mph.
  • Monday Night Partly cloudy, with a low around 27. Southwest wind 3 to 5 mph.
  • Tuesday A 10 percent chance of rain after 4pm. Mostly sunny, with a high near 39. Calm wind becoming south around 5 mph in the morning.
  • Tuesday Night A slight chance of rain before 10pm. Mostly cloudy, with a low around 28.
  • Wednesday Rain likely. Mostly cloudy, with a high near 39.
  • Wednesday Night Snow likely. Cloudy, with a low around 25.
  • Christmas Day A chance of snow. Partly sunny, with a high near 32.
  • Thursday Night A slight chance of snow. Mostly cloudy, with a low around 21.
  • Friday Partly sunny, with a high near 32.
  • Friday Night Mostly cloudy, with a low around 17.
  • Saturday Mostly cloudy, with a high near 31.