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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Walla Walla WA

7 Day Forecast

For More Weather Information:

Pendleton, OR Local Forecast Office

Today

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

High: 60 °F

Tonight

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

Low: 40 °F

Monday

Mostly Sunny

Mostly
Sunny

High: 43 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 34 °F

Tuesday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 44 °F

Tuesday
Night

Slight Chance Rain

Slight Chc
Rain

Low: 38 °F

Wednesday

Rain Likely

Rain
Likely

High: 45 °F

Wednesday
Night

Chance Rain

Chance
Rain

Low: 31 °F

Christmas
Day

Slight Chance Rain

Slight Chc
Rain

High: 38 °F

Detailed Forecast

  • Today A 30 percent chance of rain. Cloudy, with a high near 60. Breezy, with a southwest wind around 26 mph, with gusts as high as 39 mph.
  • Tonight A 50 percent chance of rain. Cloudy, then gradually becoming partly cloudy, with a low around 40. Breezy, with a south wind 17 to 23 mph, with gusts as high as 33 mph. New precipitation amounts of less than a tenth of an inch possible.
  • Monday Mostly sunny, with a high near 43. Southwest wind 9 to 11 mph.
  • Monday Night Partly cloudy, with a low around 34. South wind around 6 mph.
  • Tuesday A 20 percent chance of rain. Partly sunny, with a high near 44. South wind around 6 mph.
  • Tuesday Night A slight chance of rain. Mostly cloudy, with a low around 38.
  • Wednesday Rain likely. Mostly cloudy, with a high near 45.
  • Wednesday Night A chance of rain. Mostly cloudy, with a low around 31.
  • Christmas Day A slight chance of rain. Partly sunny, with a high near 38.
  • Thursday Night Mostly cloudy, with a low around 27.
  • Friday Partly sunny, with a high near 37.
  • Friday Night Mostly cloudy, with a low around 29.
  • Saturday Mostly cloudy, with a high near 37.