National Weather Service United States Department of Commerce

Arctic air to drop temperatures across the northern Plain and northern Rockies; will bring snow to the Intermountain West

An arctic front is forecast to plunge through the northern Plains and northern Rockies on Saturday bringing a drastic drop in temperatures across these areas with a burst of snow over much of the Intermountain Region. Arctic air will also filter into the Pacific Northwest bringing with it snow showers and subfreezing low temperatures.
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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

Overnight

Rain Chance for Measurable Precipitation 80%

Rain

Low: 38 °F

Saturday

Chance Rain/Snow Chance for Measurable Precipitation 40%

Chance
Rain/Snow

High: 39 °FFalling Temperatures

Saturday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 18 °F

Sunday

Sunny

Sunny

High: 27 °F

Sunday
Night

Slight Chance Snow Chance for Measurable Precipitation 10%

Slight Chc
Snow

Low: 19 °F

Monday

Wintry Mix

Wintry
Mix

High: 30 °F

Monday
Night

Wintry Mix

Wintry
Mix

Low: 27 °F

Tuesday

Partly Sunny

Partly
Sunny

High: 31 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 23 °F

Detailed Forecast

  • Overnight Rain. Low around 38. Southwest wind around 18 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
  • Saturday A chance of rain before 10am, then a chance of rain and snow. Partly sunny, with a temperature falling to around 33 by 5pm. South wind 6 to 11 mph becoming northwest in the afternoon. Chance of precipitation is 40%.
  • Saturday Night A 20 percent chance of snow before 10pm. Partly cloudy, with a low around 18. West wind 6 to 10 mph.
  • Sunday Sunny, with a high near 27. Light and variable wind becoming northwest around 6 mph in the morning.
  • Sunday Night A 10 percent chance of snow showers after 4am. Mostly cloudy, with a low around 19. Light and variable wind.
  • Monday A slight chance of snow before 10am, then a chance of snow, freezing rain, and sleet. Mostly cloudy, with a high near 30.
  • Monday Night A chance of snow showers, freezing rain, and sleet. Mostly cloudy, with a low around 27.
  • Tuesday Partly sunny, with a high near 31.
  • Tuesday Night Partly cloudy, with a low around 23.
  • Wednesday Partly sunny, with a high near 34.
  • Wednesday Night A slight chance of snow showers. Mostly cloudy, with a low around 26.
  • Thursday A chance of rain. Cloudy, with a high near 38.
  • Thursday Night A slight chance of showers. Mostly cloudy, with a low around 32.
  • Friday A slight chance of showers. Mostly cloudy, with a high near 38.