National Weather Service United States Department of Commerce

Active pattern for the Pacific Northwest this week while a coastal low takes aim on the Northeast later this week

Thunderstorms with heavy rainfall is forecast to bring 5 to 7 inches of rainfall, with localized heavier amounts, to the Pacific Northwest throughout the week. Across the higher mountain elevations, measurable snow is likely. The Northeast will also be the focus of showers and thunderstorms beginning mid-week as a coastal low meanders of the Mid-Atlantic coast.
Read More...

Current Conditions

En Español

Share |

19 Miles SE Mount St Helens WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Overnight

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

Low: 45 °F

Tuesday

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

High: 50 °F

Tuesday
Night

Rain Chance for Measurable Precipitation 100%

Rain

Low: 44 °F

Wednesday

Rain Chance for Measurable Precipitation 100%

Rain

High: 52 °F

Wednesday
Night

Rain Chance for Measurable Precipitation 100%

Rain

Low: 47 °F

Thursday

Rain Chance for Measurable Precipitation 100%

Rain

High: 51 °F

Thursday
Night

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

Low: 44 °F

Friday

Rain Likely

Rain
Likely

High: 53 °F

Friday
Night

Rain Likely

Rain
Likely

Low: 43 °F

Detailed Forecast

  • Overnight Showers likely. Mostly cloudy, with a low around 45. Southwest wind around 6 mph. Chance of precipitation is 70%.
  • Tuesday A 50 percent chance of rain. Mostly cloudy, with a high near 50. South southwest wind around 7 mph. New precipitation amounts between a tenth and quarter of an inch possible.
  • Tuesday Night Rain, mainly after 11pm. Low around 44. South southeast wind 7 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
  • Wednesday Rain. High near 52. South wind around 9 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
  • Wednesday Night Rain. Low around 47. South wind 7 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
  • Thursday Rain. High near 51. Chance of precipitation is 100%.
  • Thursday Night Showers likely. Cloudy, with a low around 44. Chance of precipitation is 70%.
  • Friday Rain likely. Cloudy, with a high near 53.
  • Friday Night Rain likely. Mostly cloudy, with a low around 43.
  • Saturday A chance of showers. Mostly cloudy, with a high near 58.
  • Saturday Night Showers likely. Cloudy, with a low around 42.
  • Sunday Showers likely. Cloudy, with a high near 54.
  • Sunday Night A chance of showers. Mostly cloudy, with a low around 39.
  • Monday A chance of showers. Mostly cloudy, with a high near 52.