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.
Read More...

Current Conditions

En Español

Share |

Kennewick WA

7 Day Forecast

For More Weather Information:

Pendleton, OR Local Forecast Office

Late
Afternoon

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 60 °F

Tonight

Mostly Cloudy

Mostly
Cloudy

Low: 38 °F

Monday

Mostly Sunny

Mostly
Sunny

High: 48 °F

Monday
Night

Slight Chance Rain Chance for Measurable Precipitation 10%

Slight Chc
Rain

Low: 34 °F

Tuesday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 45 °F

Tuesday
Night

Chance Rain

Chance
Rain

Low: 37 °F

Wednesday

Rain Likely

Rain
Likely

High: 46 °F

Wednesday
Night

Chance Rain

Chance
Rain

Low: 33 °F

Christmas
Day

Mostly Sunny

Mostly
Sunny

High: 46 °F

Detailed Forecast

  • Late Afternoon A 20 percent chance of rain before 5pm. Cloudy early, then becoming mostly sunny, with a high near 60. Southwest wind 11 to 17 mph, with gusts as high as 30 mph.
  • Tonight Mostly cloudy, with a low around 38. Southwest wind 11 to 16 mph, with gusts as high as 28 mph.
  • Monday Mostly sunny, with a high near 48. West wind around 7 mph.
  • Monday Night A 10 percent chance of rain after 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 34. Light and variable wind.
  • Tuesday A 20 percent chance of rain before 11am. Patchy fog before 11am. Otherwise, partly sunny, with a high near 45. Light and variable wind.
  • Tuesday Night A chance of rain after 5am. Partly cloudy, with a low around 37.
  • Wednesday Rain likely, mainly after 11am. Mostly cloudy, with a high near 46.
  • Wednesday Night A chance of rain. Mostly cloudy, with a low around 33.
  • Christmas Day Mostly sunny, with a high near 46.
  • Thursday Night Partly cloudy, with a low around 30.
  • Friday Partly sunny, with a high near 42.
  • Friday Night Mostly cloudy, with a low around 27.
  • Saturday Partly sunny, with a high near 40.
  • Saturday Night Mostly cloudy, with a low around 27.
  • Sunday Mostly cloudy, with a high near 39.