National Weather Service United States Department of Commerce

Coastal low to bring gusty winds and periods of heavy rain to New England while moderate to heavy rain is expected to linger in the Pacific Northwest and northern California

A coastal low will slowly intensify before moving out of the New England area. Increasingly heavy rainfall will impact the region through Friday. In addition, winds will increase and seas will become rough as the storm gradually intensifies just off the coast. Out west, a cold front approaching the Pacific Northwest will bring moderate to heavy rain to Washington, Oregon and northern California.
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Current Conditions

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6 Miles SSE Mount St Helens WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Today

Heavy Rain Chance for Measurable Precipitation 100%

Heavy
Rain

High: 50 °F

Tonight

Heavy Rain Chance for Measurable Precipitation 100%

Heavy
Rain

Low: 45 °F

Thursday

Showers Chance for Measurable Precipitation 100%

Showers

High: 47 °F

Thursday
Night

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

Low: 43 °F

Friday

Rain Likely Chance for Measurable Precipitation 70%

Rain
Likely

High: 49 °F

Friday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 45 °F

Saturday

Rain Chance for Measurable Precipitation 80%

Rain

High: 49 °F

Saturday
Night

Showers

Showers

Low: 42 °F

Sunday

Showers Likely

Showers
Likely

High: 47 °F

Detailed Forecast

  • Today Rain. The rain could be heavy at times. High near 50. South wind around 15 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.
  • Tonight Rain. The rain could be heavy at times. Low around 45. South southwest wind 10 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
  • Thursday Showers. High near 47. South southwest wind 9 to 13 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
  • Thursday Night Showers likely. Mostly cloudy, with a low around 43. South wind around 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Friday Rain likely, mainly after 11am. Mostly cloudy, with a high near 49. East southeast wind 5 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Friday Night Rain. Low around 45. Chance of precipitation is 80%.
  • Saturday Rain. High near 49. Chance of precipitation is 80%.
  • Saturday Night Showers. Cloudy, with a low around 42.
  • Sunday Showers likely. Mostly cloudy, with a high near 47.
  • Sunday Night A chance of showers. Mostly cloudy, with a low around 41.
  • Monday A chance of rain. Cloudy, with a high near 48.
  • Monday Night Rain likely. Cloudy, with a low around 44.
  • Tuesday Rain likely. Cloudy, with a high near 50.