National Weather Service United States Department of Commerce

Wet weather continues across Pacific Northwest and New England

Two developing storm systems will continue to bring heavy rain to opposite coasts of the U.S. on Thursday. One system is affecting the Pacific Northwest and northern California while the other affects New England. There is a risk of flash flooding across parts of New England on Thursday where Flash Flood Watches are in effect.
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Hazardous Weather Conditions

Current Conditions

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8 Miles N Mount St Helens WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Tonight

Heavy Rain Chance for Measurable Precipitation 100%

Heavy
Rain

Low: 43 °F

Thursday

Showers Chance for Measurable Precipitation 100%

Showers

High: 44 °F

Thursday
Night

Showers Chance for Measurable Precipitation 90%

Showers

Low: 39 °F

Friday

Rain Likely Chance for Measurable Precipitation 70%

Rain
Likely

High: 49 °F

Friday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 44 °F

Saturday

Rain Chance for Measurable Precipitation 80%

Rain

High: 50 °F

Saturday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 38 °F

Sunday

Rain/Snow Likely

Rain/Snow
Likely

High: 41 °F

Sunday
Night

Chance Rain/Snow

Chance
Rain/Snow

Low: 37 °F

Detailed Forecast

  • Tonight Rain. The rain could be heavy at times. Low around 43. Breezy, with a south southwest wind 13 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
  • Thursday Showers. High near 44. South southwest wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
  • Thursday Night Showers. Low around 39. South wind 8 to 10 mph. Chance of precipitation is 90%. 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. Southeast wind 7 to 9 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
  • Friday Night Rain. Low around 44. Southeast wind 13 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Saturday Rain. High near 50. Chance of precipitation is 80%.
  • Saturday Night Rain showers. Low around 38. Breezy. Chance of precipitation is 80%.
  • Sunday Rain and snow showers likely. Mostly cloudy, with a high near 41.
  • Sunday Night A chance of rain and snow showers. Mostly cloudy, with a low around 37.
  • Monday A chance of rain and snow showers. Cloudy, with a high near 42.
  • Monday Night Rain likely. Cloudy, with a low around 42.
  • Tuesday Rain likely. Cloudy, with a high near 47.
  • Tuesday Night Showers likely. Cloudy, with a low around 41.
  • Wednesday Rain likely. Cloudy, with a high near 48.