National Weather Service United States Department of Commerce

Unsettled weather moving into the western and central U.S.

Increasing moisture and colder air will filter into the Pacific Northwest Friday and into Saturday. Expect rain to start near the coast and then begin to spread steadily to the south and east into the interior mountains as snow Friday into Saturday. Enough moisture will be pushed eastward to also see snow in the central and southern Rockies and adjacent Plains Friday.
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Current Conditions

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5 Miles ESE Mount St Helens WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Overnight

Showers Chance for Measurable Precipitation 100%

Showers

Low: 40 °F

Friday

Showers Chance for Measurable Precipitation 100%

Showers

High: 45 °F

Friday
Night

Rain/Snow Likely Chance for Measurable Precipitation 70%

Rain/Snow
Likely

Low: 33 °F

Saturday

Slight Chance Rain/Snow Chance for Measurable Precipitation 20%

Slight Chc
Rain/Snow

High: 47 °F

Saturday
Night

Clear

Clear

Low: 28 °F

Sunday

Mostly Sunny

Mostly
Sunny

High: 48 °F

Sunday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 32 °F

Monday

Chance Rain/Snow

Chance
Rain/Snow

High: 41 °F

Monday
Night

Slight Chance Rain/Snow

Slight Chc
Rain/Snow

Low: 28 °F

Detailed Forecast

  • Overnight Showers. Low around 40. South southeast wind 3 to 6 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Friday Showers, with thunderstorms also possible after 4pm. High near 45. Light and variable wind. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Friday Night Rain showers likely before 4am, then a slight chance of rain and snow showers. Some thunder is also possible. Cloudy, then gradually becoming partly cloudy, with a low around 33. East northeast wind 6 to 11 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
  • Saturday A slight chance of rain and snow showers before 10am. Sunny, with a high near 47. East northeast wind 9 to 11 mph. Chance of precipitation is 20%.
  • Saturday Night Clear, with a low around 28. East northeast wind around 7 mph.
  • Sunday Mostly sunny, with a high near 48.
  • Sunday Night Mostly cloudy, with a low around 32.
  • Monday A chance of rain and snow showers. Cloudy, with a high near 41.
  • Monday Night A slight chance of rain and snow showers. Mostly cloudy, with a low around 28.
  • Tuesday Partly sunny, with a high near 44.
  • Tuesday Night Partly cloudy, with a low around 25.
  • Wednesday Mostly sunny, with a high near 44.
  • Wednesday Night Partly cloudy, with a low around 23.
  • Thursday Partly sunny, with a high near 47.